diesel generator · 2019-01-08 · diesel generator with controllertm mmg130di4 • mmg175di4 •...
TRANSCRIPT
OPERATING MANUALParts manuals available online at www.generacmobile.com
02068
DIESEL GENERATOR
With ControllerTM
MMG130DI4 • MMG175DI4 • MMG205DI4
33722 D 01/16
WARNINGCALIFORNIA PROPOSITION 65 WARNING: Diesel engine exhaust and some of its
constituents are known to the state of California to cause cancer, birth defects, and other reproductive harm. (000004)
WARNINGCALIFORNIA PROPOSITION 65 WARNING: This product contains or emits chemicals known to the state of California to cause cancer, birth defects, and other reproductive
harm. (000005)
WARNINGENVIRONMENTAL HAZARD: Always recycle batteries at an official recycling center in
accordance with all local laws and regulations. Failure to do so could result in environmental damage, death or serious injury. (000228)
ii
Introduction
This manual provides information and procedures to safely operate and maintain the Generac Mobile Products unit. For your own safety and protection from physical injury, carefully read, understand, and observe the safety instructions described in this manual. Keep a copy of this manual with the unit at all times. Additional copies are available from Generac Mobile Products, or can be found at www.generacmobile.com.The information contained in this manual was based on machines in production at the time of publication. Generac Mobile Products reserves the right to change any portion of this information without notice.
Read all of the manuals included with the unit. Each manual details specific information regarding items such as setup, use and service requirements. An engine operator’s manual provides detailed operation and maintenance procedures for the engine. Additional copies of the engine operator’s manual are available from the engine manufacturer.
DO NOT MODIFY or use this equipment for any application other than for which it was designed.
Only a trained and licensed electrician should perform wiring and connections to unit. Wiring must be in compliance with National Electrical Code (NEC), state and local regulations, as well as Occupational Safety and Health Administration (OSHA) guidelines.
GENERAC MOBILE PRODUCTS LLC215 Power Drive • Berlin, WI 54923
U.S.A.Phone: 920-361-4442FAX: 920-361-4416
Toll Free: 1-800-926-9768www.generacmobile.com
For technical or parts QUESTIONS, please contact the Generac Mobile Products Customer Support or Technical Support team at 1-800-926-9768. Please have your serial number available.
To ORDER SERVICE PARTS, please contact the dealer from which you purchased the unit, or call Generac Mobile Products to locate a dealer in your area.
Engine Make:__________________________________________Engine Serial Number:___________________________________Engine Model Number: __________________________________Generator Make: _______________________________________Generator Model Number:________________________________Generator Serial Number: ________________________________Unit Model Number:_____________________________________Unit Serial Number: _____________________________________
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Table of Contents
Introduction............................................................................................................................ iiiSection 1 - Safety
Safety Notes ....................................................................................................................................... 1Operating Safety................................................................................................................................. 1Engine Safety ..................................................................................................................................... 2service Safety ..................................................................................................................................... 2Towing Safety..................................................................................................................................... 3Reporting Trailer Safety Defects ........................................................................................................ 3Safety Symbol Summary .................................................................................................................... 4
Section 2 - General InformationSpecifications ..................................................................................................................................... 5
Unit Dimensions .................................................................................................................... 8Unit Serial Number Locations............................................................................................................. 9Component Locations....................................................................................................................... 10Control Panel.................................................................................................................................... 11Control panel - with cam lock option................................................................................................. 12Power Zone™ Controller .................................................................................................................. 13Controller Features and Functions ................................................................................................... 13
Operator Screens ................................................................................................................ 13Alarm Mute .......................................................................................................................... 13Auto/Manual Mode .............................................................................................................. 14Navigation Buttons .............................................................................................................. 14Control Power Switch .......................................................................................................... 14Engine Start ......................................................................................................................... 14Engine Stop/Reset............................................................................................................... 14The Liquid Crystal Display (LCD) ........................................................................................ 14
Operator Screens ............................................................................................................................. 14Home Screen....................................................................................................................... 14Engine Screen ..................................................................................................................... 15Generator Screen ................................................................................................................ 16Voltage Adjust Screen ......................................................................................................... 16
Maintenance Screens....................................................................................................................... 17Generator Summary ............................................................................................................ 17Engine Tab .......................................................................................................................... 17Generator Tab ..................................................................................................................... 18Alarms Tab .......................................................................................................................... 18Input/Output Tab.................................................................................................................. 20Schedule Tab ...................................................................................................................... 20Status Tab ........................................................................................................................... 21
Generator Monitoring........................................................................................................................ 21Engine Monitoring............................................................................................................................. 21Diesel Exhaust Filter Monitoring....................................................................................................... 21Power Zone™ Controller Information Displays, Functions, And Reset ............................................ 22Belt Tensioners................................................................................................................................. 22
Section 3 - OperationPrestart Checklist ............................................................................................................................. 23Manually Starting the Unit ................................................................................................................ 23Auto (Remote) Starting of the Unit ................................................................................................... 25Derating for Altitude.......................................................................................................................... 25Generator Output Connections......................................................................................................... 25Generator Cam Lock Connection(s) Option ..................................................................................... 26Fine Voltage Adjustment .................................................................................................................. 28Voltage Selector Switch.................................................................................................................... 28
1
Voltage Regulator............................................................................................................................. 30Customer Convenience Receptacles ............................................................................................... 30Main Circuit Breaker ......................................................................................................................... 31Exhaust Filter Cleaning Operations.................................................................................................. 31Transfer Switch................................................................................................................................. 31Auto Exercise Timer ......................................................................................................................... 33
Accessing the Configuration Menu...................................................................................... 33Set the Controller Clock....................................................................................................... 33Set the Schedule ................................................................................................................. 33Set the Unit To Auto Mode .................................................................................................. 34
Shutting Down the Unit..................................................................................................................... 34Emergency Stop Switch ................................................................................................................... 34Towing The Unit ............................................................................................................................... 35Lifting The Unit ................................................................................................................................. 35
Section 4 - MaintenanceEmissions Information ...................................................................................................................... 37Daily Walk Around Inspection........................................................................................................... 37General Maintenance ....................................................................................................................... 37Basic Maintenance Schedule - John Deere Engine ......................................................................... 38Engine Break-in Requirements......................................................................................................... 39Resetting The Maintenance Alarms ................................................................................................. 39Exhaust Filter Service Requirements (for pz units with dpf Only) .................................................... 40Checking Generator Drive Plate Torque .......................................................................................... 40Jack Maintenance............................................................................................................................. 40
Side-Wind Models ............................................................................................................... 40Top-Wind Models ................................................................................................................ 41
Trailer Wheel Bearings ..................................................................................................................... 41
Section 5 - TroubleshootingGeneral Troubleshooting .................................................................................................................. 43
Section 6 - Wiring DiagramsAC Wiring - 3 Position Voltage Selector Switch - MMG130DI4........................................................ 45AC Wiring - 3 Position Voltage Selector Switch - MMG175DI4........................................................ 46AC Wiring - 3 Position voltage selector switch - MMG205DI4.......................................................... 47AC Wiring - 4 Position Voltage Selector Switch Option - MMG130DI4, MMG175DI4...................... 48AC Wiring - 4 Position Voltage Selector Switch Option - MMG205DI4 ............................................ 49AC Wiring Options ............................................................................................................................ 50DC Wiring ......................................................................................................................................... 51DC Wiring Options............................................................................................................................ 52Wiring Block Diagram - Dedicated 12 Lead Generators Option ....................................................... 53Trailer Lights Wiring.......................................................................................................................... 54Wiring Harness - Electric Brake Option ............................................................................................ 55
Section 7 - Options & AccessoriesGenerator Cam Lock Connections Option........................................................................................ 57Viscous Fan Clutch Option ............................................................................................................... 58
2
Section 1 - Safety
SAFETY NOTESThis is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death.
This manual contains DANGERS, WARNINGS, CAUTIONS, NOTICES and NOTES which must be followed to prevent the possibility of improper service, damage to the equipment, personal injury or death. The following formatting options will apply when calling the readers attention to the DANGERS, WARN-INGS, CAUTIONS, NOTICES and NOTES.
DANGERINDICATES A HAZARDOUS SITUATION WHICH, IF NOT AVOIDED, WILL RESULT IN
DEATH OR SERIOUS INJURY.
WARNINGIndicates a hazardous situation which, if not avoided, could result in death or serious
injury.
CAUTIONIndicates a hazardous situation which, if not avoided, could result in minor or moderate injury.
Indicates a hazardous situation which, if not avoided, could result in property or equipment damage.
Note: Notes contain additional information important to a procedure and will be found within the regular text body of this manual.
OPERATING SAFETYBefore using the unit, be sure you read and understand all of the instructions. This equipment was designed for specific applications; DO NOT modify or use this equipment for any application other than which it was designed for. Equipment operated improperly or by untrained personnel can be dangerous. Read the operating instructions and familiarize yourself with the location and proper use of all instruments and controls. Inexperienced operators should receive instruction from someone familiar with the equipment before being allowed to operate or set up the unit. The following points should be practiced at all times:
• The area immediately surrounding the unit should be dry, clean, and free of debris.
• Position and operate the unit on a firm, level surface.
• DO NOT start a unit in need of repair.
• If the unit is equipped with a frame grounding stud, follow any local, state, and National Electrical Code (NEC) guidelines when connecting.
• DO NOT operate the unit on a combustible surface.
• DO NOT operate a unit while tired, distracted, or under the influence of drugs or alcohol.
• Keep all body parts, clothing and other loose items away from moving parts.
• DO NOT fill fuel tank near an open flame, while smoking, or while engine is running. DO NOT fill tank in an enclosed area with poor ventilation.
• DO NOT operate with the fuel tank cap loose or missing.
• Shut the engine down if any of the following conditions exist during operation:
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 1
Safety
1. Noticeable change in engine speed.2. Loss of electrical output.3. Equipment connected to the unit overheats.4. Sparking occurs.5. Engine misfires or there is excessive engine/generator vibration.6. Protective covers are loose or missing.7. If the ambient air temperature is above 120°F (49°C).
ENGINE SAFETYInternal combustion engines present special hazards during operation and fueling. Failure to follow the safety guidelines described below could result in severe injury or death. Read and follow all safety warnings described in the engine operator's manual. A copy of this manual was supplied with the unit when it was shipped from the factory.
• DO NOT run engine indoors or in an area with poor ventilation unless exhaust hoses are used. Engine exhaust contains carbon monoxide, a deadly, odorless and colorless gas which, if inhaled, can cause nausea, fainting or death. Make sure engine exhaust cannot seep into closed rooms or ventilation equipment.
• DO NOT touch or lean against hot exhaust pipes or engine components.
• DO NOT clean air filter with gasoline or other types of low flash point solvents.
• DO NOT operate the unit without a functional exhaust system.
• Prolonged exposure to sound levels in excess of 85 dB(A) can cause permanent hearing loss. Wear hearing protection when working around a running engine.
• Batteries contain sulfuric acid which can cause severe injury or death. Sulfuric acid can cause eye damage, burn flesh or eat holes in clothing. Protective eye wear and clothing are necessary when working on or around the battery. Always disconnect the negative (-) battery cable from the corresponding terminal before performing any service on the engine or other components.
• DO NOT open the radiator cap or oil drain plug while the engine is running or before the engine has cooled down. Pressurized coolant and hot engine oil can cause severe burns. Allow the unit to cool completely before attempting any service work.
• Keep area around exhaust pipes and air ducts free of debris to reduce the chance of an accidental fire.
SERVICE SAFETYAll service work must be performed by qualified personnel who are familiar with the equipment. Only a qualified electrician should troubleshoot or repair electrical problems occurring in this equipment. Fol-low the safety guidelines described below to prevent hazardous situations which could result in severe injury or death.
• NEVER wash the unit with high pressure hoses, power washers, or steam cleaners. Water may collect in the unit, causing damage to electrical parts.
• ALWAYS use extreme caution when servicing this unit in damp conditions. Do not service the unit if your skin or clothing is wet. Do not allow water to collect around the base of the unit.
• Replace all missing and hard to read decals. Decals provide important operating instructions and warn of dangers and hazards.
• Before servicing the unit, verify the Control Power switch and circuit breakers are in the OFF (O) position, and the negative (-) terminal on the battery is disconnected. DO NOT perform even routine service (oil/filter changes, cleaning, etc.) unless all electrical components are shut down.
2 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Safety
• DO NOT start the unit under load. The circuit breakers must be in the OFF (O) position when starting the unit in Manual mode. The circuit breakers can be in the ON (I) position only when started in the Auto mode. A transfer switch must be used in the Auto mode to deflect the load upon startup.
TOWING SAFETYTowing a trailer requires care. Both the trailer and vehicle must be in good condition and securely fastened to each other to reduce the possibility of an accident. Some states require that large trailers be registered and licensed. Contact your local Department of Transportation office to check on license requirements for your particular unit.
• Verify the hitch and coupling on the towing vehicle are rated equal to, or greater than, the trailer's Gross Vehicle Weight Rating (GVWR).
• Check trailer tires for wear and proper inflation.
• DO NOT tow trailer using defective parts. Inspect the hitch and coupling for wear or damage.
• Verify the trailer hitch and the coupling are compatible. Make sure the coupling is securely fastened to the vehicle.
• Verify directional and brake lights on the trailer are connected and working properly.
• Verify wheel lug nuts are present and tightened to the specified torque.
• Maximum recommended speed for highway towing is 45 mph (72 km/h). Recommended off-road towing speed is 10 mph (16 km/h).
• When towing, maintain extra space between vehicles and avoid soft shoulders, curbs and sudden lane changes. Practice turning, stopping and backing up in an area away from heavy traffic prior to transporting the unit.
• Wipe the coupler clean and apply fresh grease each time the trailer is towed to eliminate squeaking.
• Connect safety chains in a crossing pattern under the tongue and ATTACH THE BREAKAWAY CABLE TO THE REAR BUMPER OF THE TOWING VEHICLE. Do not attach the cable to the trailer hitch.
• Before towing the trailer, verify that the weight of the trailer is equal across all tires. On trailers with adjustable height hitches, adjust the angle of the trailer tongue to keep the trailer as level as possible. On units equipped with a tandem axle trailer, a large angle between the trailer and tow vehicle will cause more weight to be carried by one axle, which could cause premature wear on the tires and axles and cause potentially unsafe operating conditions.
• The trailer is equipped with hydraulic or electric surge brakes. Verify proper operation of the brakes by braking the vehicle at a slow speed before entering traffic. Both the trailer and the vehicle should brake smoothly. If the trailer seems to be pushing, verify the level in the brake fluid reservoir, if equipped.
REPORTING TRAILER SAFETY DEFECTSIf you believe your trailer has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NHTSA) in addition to notifying Generac Mobile Products LLC.
If NHTSA receives similar complaints, it may open an investigation; and if it finds that a safety defect exists in a group of vehicles, it may order a recall and remedy campaign. However, NHTSA cannot become involved in an individual problem between you, your dealer, or Generac Mobile Products LLC.
To contact NHTSA, you may either call the Auto Safety Hotline toll-free at 1-888-327-4236 (TTY:1-800-424-9153), go to http://www.safercar.gov; or write to:
AdministratorNHTSA1200 New Jersey Avenue S.E.Washington, DC 20590
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 3
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You can also obtain other information about motor vehicle safety from http://www.safercar.gov.
SAFETY SYMBOL SUMMARYThe safety and operating decals affixed to the unit provide important instructions and warn of dangers and hazards. Replace any missing or hard-to-read decals and use care when washing or cleaning the unit. Decal placement and part numbers can be found in the online parts manual at www.generacmobile.com. Below is a summary of the intended meanings for the symbols used on the decals.
Figure 1-1. Decal Safety Symbol Summary
Dangerous voltage may bepresent.Hot surface(s) nearby.
Anchor/tie down point.Belt/entanglement hazard; keep body parts clear of this area.
Fan hazard; keep body parts clear of this area.
Isolate generator to prevent electrocution hazard.
Use clean diesel fuel only.Never change switch position while engine is running.
Remove negative battery cable before performing any service on unit.
Stop engine before making connections.
Fire/explosion hazard; keep open flames away from unit.Lift here only.
Asphyxiation hazard; operate in well ventilated area.
Safety alert symbol; used to alert you to potential personal injury hazards.
Read and understand the supplied operator’s manual before operating unit.
Stop engine before fueling.
Unit electrical ground.Hearing protection requiredwhile operating unit with doors open.
Burn/scald hazard; pressurized steam.Engine running.
Exhaust Filter Cleaning enabled. Exhaust Filter Cleaning disabled.
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4 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Section 2 - General Information
SPECIFICATIONSGENERAC MODEL MMG130DI4 MMG130DI4 Super Start
EngineMake/Brand.............................................................................John Deere..............................John DeereModel ......................................................................................PE4045HFG93........................PE4045HFG93EPA Tier ..................................................................................F4 ............................................F4Horsepower - Prime hp (kW) .................................................152 (113) .................................152 (113)Horsepower - Standby hp (kW) .............................................166 (124).................................166 (124)Operating Speed rpm .............................................................1800 ........................................1800Displacement in3 (L) ..............................................................275 (4.5) ..................................275 (4.5)Cylinders - qty .........................................................................4 ..............................................4Fuel Consumption - 100% Prime gph (Lph) .........................7.4 (28.0) .................................7.4 (28.0) Battery Type - Group Number .................................................24 ............................................24Battery Voltage (quantity per unit)...........................................12V (1) ....................................12V (1)Battery Rating .........................................................................1000 CCA................................1000 CCA
GeneratorMake/Brand.............................................................................Marathon Electric ....................Marathon ElectricModel ......................................................................................363PSL1607 ...........................431CSL6206Type, Insulation .......................................................................Brushless, H............................Brushless, H
Generator Set (Engine/Generator)3Ø - Standby kW (kVA) ..........................................................107 (134).................................110 (138)Amps - 3Ø Standby 480V (208V) A ........................................161 (372).................................166 (383)3Ø - Prime kW (kVA) ..............................................................98 (122)...................................100 (125)Amps - 3Ø Prime 480V (208V) A ............................................147 (339).................................150 (347)1Ø - Standby kW (kVA) ..........................................................96 (96).....................................108 (108)Amps - 1Ø Standby - 240V A ..................................................400 ..........................................4501Ø - Prime kW (kVA) ..............................................................90 (90).....................................98 (98)Amps - 1Ø Prime - 240V A......................................................375 ..........................................408Frequency Hz..........................................................................60 ............................................60Power Factor...........................................................................1 (1Ø), 0.8 (3Ø).......................1 (1Ø, 0.8 (3Ø)Sound dB(A) 23 ft @ prime ...................................................68 ............................................68
WeightsDry Weight, Skid Mounted lbs (kg).........................................5444 (2469).............................5909 (2680)Operating Weight, Skid Mounted lbs (kg) ..............................7929 (3596) ............................8394 (3807)Dry Weight, Trailer Mounted* lbs (kg) ....................................6840 (3102).............................7305 (3313)Operating Weight, Trailer Mounted* lbs (kg) ..........................9325 (4230).............................9790 (4441)*Standard trailer only. Consult factory for custom trailer weights.
CapacitiesFuel Tank Volume gal (L)........................................................342 (1295)...............................342 (1295)Usable Fuel Volume gal (L) ....................................................313 (1185) ...............................313 (1185)Coolant (incl. engine) qt (L) ....................................................31.5 (29.8) ...............................31.5 (29.8)Oil (incl. filter) qt (L) ................................................................33.0 (31.2) ...............................33.0 (31.2) Maximum Run Time hrs .........................................................44 ............................................44
AC DistributionCircuit Breaker Size ................................................................450 ..........................................450Voltage Selection ....................................................................3 position switch (lockable) .....3 position switch (lockable)Voltage Regulation..................................................................+/- 0.5%...................................+/- 0.5%Voltages Available 1Ø .............................................................120, 139, 208, 220, 240, 277 ..120, 139, 208, 220, 240,
277Voltages Available 3Ø .............................................................208, 220, 440, 480 ..................208, 220, 440, 480
TrailerNumber of Axles......................................................................2 ..............................................2Capacity - Axle Rating lbs (kg) ...............................................6000 (2722).............................6000 (2722) Tire Size in ..............................................................................16 ............................................16 Brakes.....................................................................................Surge.......................................SurgeHitch - Standard ......................................................................3'' ball ......................................3'' ballMaximum Tire Pressure psi ....................................................75 ...........................................75
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 5
General Information
GENERAC MODEL MMG175DI4 MMG175DI4 Super Start
EngineMake/Brand.............................................................................John Deere..............................John DeereModel ......................................................................................PE6068HFG94........................PE6068HFG94EPA Tier ..................................................................................4i .............................................4iHorsepower - Prime hp (kW) .................................................217 (162).................................217 (162)Horsepower - Standby hp (kW) .............................................241 (180).................................241 (180)Operating Speed rpm .............................................................1800 ........................................1800Displacement in3 (L) ..............................................................415 (6.8) ..................................415 (6.8)Cylinders - qty .........................................................................6 ..............................................6Fuel Consumption - 100% Prime gph (Lph) .........................10.9 (41.3) ...............................10.9 (41.3) Battery Type - Group Number .................................................31 ............................................31Battery Voltage (quantity per unit)...........................................12V (1) ....................................12V (1)Battery Rating .........................................................................1000 CCA................................1000 CCA
GeneratorMake/Brand.............................................................................Marathon Electric ....................Marathon ElectricModel ......................................................................................431PSL6306 ...........................431PSL6306Type, Insulation .......................................................................Brushless, H............................Brushless, H
Generator Set (Engine/Generator)3Ø - Standby kW (kVA) ..........................................................153 (191).................................161 (201)Amps - 3Ø Standby 480V (208V) A ........................................230 (530).................................242 (558)3Ø - Prime kW (kVA) ..............................................................138 (172).................................145 (181)Amps - 3Ø Prime 480V (208V) A ............................................207 (477).................................218 (502)1Ø - Standby kW (kVA) ..........................................................125 (125).................................157 (157)Amps - 1Ø Standby - 240V A ..................................................521 ..........................................6541Ø - Prime kW (kVA) ..............................................................120 (120).................................143 (143)Amps - 1Ø Prime - 240V A......................................................500 ..........................................596Frequency Hz..........................................................................60 ............................................60Power Factor...........................................................................1 (1Ø), 0.8 (3Ø).......................1 (1Ø, 0.8 (3Ø)Sound dB(A) 23 ft @ prime ...................................................68 ............................................68
WeightsDry Weight, Skid Mounted lbs (kg).........................................6604 (2996).............................7069 (3206)Operating Weight, Skid Mounted lbs (kg) ..............................9032 (4097) ............................9497 (4307)Dry Weight, Trailer Mounted* lbs (kg) ....................................8000 (3629).............................8465 (1646)Operating Weight, Trailer Mounted* lbs (kg) ..........................10428 (4730)...........................10893 (4941)*Standard trailer only. Consult factory for custom trailer weights.
CapacitiesFuel Tank Volume gal (L)........................................................342 (1295)...............................342 (1295)Usable Fuel Volume gal (L) ....................................................313 (1185) ...............................313 (1185)Coolant (incl. engine) qt (L) ....................................................31.5 (29.8) ...............................31.5 (29.8)Oil (incl. filter) qt (L) ................................................................33.0 (31.2) ...............................33.0 (31.2) Maximum Run Time hrs .........................................................29 ............................................29
AC DistributionCircuit Breaker Size ................................................................450 ..........................................450Voltage Selection ....................................................................3 position switch (lockable) .....3 position switch (lockable)Voltage Regulation..................................................................+/- 0.5%...................................+/- 0.5%Voltages Available 1Ø .............................................................120, 139, 208, 220, 240, 277 ..120, 139, 208, 220, 240,
277Voltages Available 3Ø .............................................................208, 220, 440, 480 ..................208, 220, 440, 480
TrailerNumber of Axles......................................................................2 ..............................................2Capacity - Axle Rating lbs (kg) ...............................................6000 (2722).............................6000 (2722) Tire Size in ..............................................................................16 ............................................16 Brakes.....................................................................................Surge.......................................SurgeHitch - Standard ......................................................................3'' ball ......................................3'' ballMaximum Tire Pressure psi ....................................................75 ...........................................75
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General Information
GENERAC MODEL MMG205DI4 MMG205DI4 Super Start
EngineMake/Brand.............................................................................John Deere..............................John DeereModel ......................................................................................PE6068HFG95........................PE6068HFG95EPA Tier ..................................................................................4i .............................................4iHorsepower - Prime hp (kW) .................................................252 (188).................................252 (188)Horsepower - Standby hp (kW) .............................................268 (200).................................268 (200)Operating Speed rpm .............................................................1800 ........................................1800Displacement in3 (L) ..............................................................415 (6.8) ..................................415 (6.8)Cylinders - qty .........................................................................6 ..............................................6Fuel Consumption - 100% Prime gph (Lph) .........................12.8 (48.5) ...............................12.8 (48.5) Battery Type - Group Number .................................................31 ............................................31Battery Voltage (quantity per unit)...........................................12V (1) ....................................12V (1)Battery Rating .........................................................................1000 CCA................................1000 CCA
GeneratorMake/Brand.............................................................................Marathon Electric ....................Marathon ElectricModel ......................................................................................431PSL6336 ...........................433PSL6216Type, Insulation .......................................................................Brushless, H............................Brushless, H
Generator Set (Engine/Generator)3Ø - Standby kW (kVA) ..........................................................174 (217).................................178 (222)Amps - 3Ø Standby 480V (208V) A ........................................261 (602).................................267 (616)3Ø - Prime kW (kVA) ..............................................................164 (205).................................166 (208)Amps - 3Ø Prime 480V (208V) A ............................................247 (569).................................250 (577)1Ø - Standby kW (kVA) ..........................................................155 (155).................................176 (176)Amps - 1Ø Standby - 240V A ..................................................646 ..........................................7331Ø - Prime kW (kVA) ..............................................................142 (142).................................167 (167)Amps - 1Ø Prime - 240V A......................................................592 ..........................................696Frequency Hz..........................................................................60 ............................................60Power Factor...........................................................................1 (1Ø), 0.8 (3Ø).......................1 (1Ø, 0.8 (3Ø)Sound dB(A) 23 ft @ prime ...................................................68 ............................................68
WeightsDry Weight, Skid Mounted lbs (kg).........................................6624 (3005).............................7444 (3377)Operating Weight, Skid Mounted lbs (kg) ..............................9052 (4106) ............................9872 (4478)Dry Weight, Trailer Mounted* lbs (kg) ....................................8020 (3638).............................8840 (4010)Operating Weight, Trailer Mounted* lbs (kg) ..........................10448 (4739)...........................11268 (5111)*Standard trailer only. Consult factory for custom trailer weights.
CapacitiesFuel Tank Volume gal (L)........................................................342 (1295)...............................342 (1295)Usable Fuel Volume gal (L) ....................................................313 (1185) ...............................313 (1185)Coolant (incl. engine) qt (L) ....................................................31.5 (29.8) ...............................31.5 (29.8)Oil (incl. filter) qt (L) ................................................................33.0 (31.2) ...............................33.0 (31.2) Maximum Run Time hrs .........................................................42 ............................................42
AC DistributionCircuit Breaker Size ................................................................800 ..........................................800Voltage Selection ....................................................................3 position switch (lockable) .....3 position switch (lockable)Voltage Regulation..................................................................+/- 0.5%...................................+/- 0.5%Voltages Available 1Ø .............................................................120, 139, 208, 220, 240, 277 ..120, 139, 208, 220, 240,
277Voltages Available 3Ø .............................................................208, 220, 440, 480 ..................208, 220, 440, 480
TrailerNumber of Axles......................................................................2 ..............................................2Capacity - Axle Rating lbs (kg) ...............................................6000 (2722).............................6000 (2722) Tire Size in ..............................................................................16 ............................................16 Brakes.....................................................................................Surge.......................................SurgeHitch - Standard ......................................................................3'' ball ......................................3'' ballMaximum Tire Pressure psi ....................................................75 ...........................................75
Specifications are subject to change without notice.
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 7
General Information
Unit Dimensions
Figure 2-1. Unit Dimensions
Specifications are subject to change without notice.
A B C
MMG130DI4/175DI4/205DI4 - Skid Mounted 50 in. (1.27 m) 77 in. (1.96 m) 144 in. (3.66 m)
MMG130DI4/175DI4/205DI4 - Trailer Mounted 86 in. (2.18 m) 93 in. (2.36 m) 210 in. (5.33 m)
A C
B
A C
B
02069
8 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
General Information
UNIT SERIAL NUMBER LOCATIONSSee Figure 2-2 for unit ID tag and Vehicle Identification Number (VIN) tag on the unit. Important information, such as the unit serial number, model number, VIN and tire loading information are found on these tags. Record the information from these tags so it is available if the tags are lost or damaged. When ordering parts or requesting assistance, you may be asked to provide this information.
Figure 2-2. Serial Number Locations
VIN Tag (located on opposite side of trailer)
UNIT ID Tag TIRE AND LOADING INFORMATIONRENSEIGNEMENTS SUR LES PNEUS ET LE CHARGEMENT
SEE OWNER’SMANUAL FOR ADDITIONAL
INFORMATIONVOIR LE
MANUEL DEL’USAGER
POURPLUS DE
RENSEIGNEMENTS
MANUFACTURED BY/FABRIQUE PAR: Generac Mobile Products LLC DATE: 00/0000GVWR/PNBV: 000KG (0000LBS) COLD INF. PRESS./ PRESS. DE
V.I.N./N.I.V.:
00000000000000000
TYPE:
TRAILER
MODEL:
XXX000
GAWR / PNBE TIRE / PNEU RIM / JANTE GONF A FROID - KPA(PSI/LPC) SGL / DUAL
EACHAXLE
THIS VEHICLE CONFORMS TO ALL APPLICABLE STANDARDS PRESCRIBED UNDER THE U.S. FEDERAL MOTOR VEHICLE SAFETY STANDARDS(FMVSS) AND CANADIAN MOTOR VEHICLE SAFETY REGULATIONS IN EFFECT ON THE DATE OF MANUFACTURE.
CE VEHICULE EST CONFORME A TOUTES LES NORMES QUI LUI SONT APPLICABLES EN VERTU DU REGLEMENT SUR LA SECURITE DES VEHICULES AUTOMOBILES DU CANADA EN VIGUEUR A LA DATE SA FABRICATION.
The weight of cargo should never exceed 0000KG (0000LBS)Le poids du chargement ne doit jamais depasser 0000KG (0000LBS)
02111
Serial Number
V
A
Model
KVA
Manufacturing Code
1 ph. 1.0PF 3 ph. .8PF 3 ph. 1.0PF
KW
Country of Origin
Weight (lbs/kg) RPM/Frequency
Rating
Ins. Class
FOR ELECTRICAL EQUIPMENTONLY. POUR MATERIAL
ELECTRIQUE SEULEMENT.209649
Form: SFC626B
Manufactured by Generac Mobile Products, LLC.,a subsidiary of Generac Power Systems, Inc.
(920) 361-4442 (800) 926-9768
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 9
General Information
COMPONENT LOCATIONS
Figure 2-3. Component Locations
1. Central lift point 7. Radiator access panel2. Voltage selector access 8. Engine exhaust3. Fuel fill 9. Radiator drain port4. Engine battery access 10. Oil drain port5. Ladder 11. Emergency stop6. Engine access 12. Control panel access
61
2
3
4
5
7
8
5
6
91011
12
02112
10 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
General Information
CONTROL PANEL
Figure 2-4. Control Panel Component Locations
1. Document holder 9. 120/240V twist-lock receptacles (3)
2. Power Zone™ controller 10. Connection for engine block heater (optional)
3. Auxiliary light switches (2) (optional) 11. Door safety switch4. 50A circuit breakers (3) 12. Output ground connection5. 120V GFCI receptacles (2) 13. Connection terminal lugs (4)6. 20A circuit breakers (2) 14. Diesel exhaust filter cleaning switch7. Remote start terminal block 15. Main circuit breaker for connection lugs8. Connection for battery charger (optional)
2
9 81011
12
13
14
15
3
4
1
7
5
6
00387
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 11
General Information
CONTROL PANEL - WITH CAM LOCK OPTION
Figure 2-5. Control Panel Component Locations
1. Document holder 9. 120/240V twist-lock receptacles (3)
2. Power Zone™ controller 10. Connection for engine block heater (optional)
3. Auxiliary light switches (2) (optional) 11. Door safety switch4. 120V GFCI receptacles (2) 12. Output ground connection5. 50A circuit breakers (3) 13. Connection terminal lugs (4)6. Remote start terminal block 14. 20A circuit breakers (2)7. Cam lock connectors (10) (optional) 15. Main circuit breaker for connection lugs8. Connection for battery charger (optional) 16. Diesel exhaust filter cleaning switch
12
3
81011
13
16
15
6
7
14
12
4
5
9 00388
12 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
General Information
POWER ZONE™ CONTROLLER
The Power Zone™ controller is an auto start controller that monitors the unit and indicates operational status and fault conditions. The controller can be programmed to automatically start or stop based on time schedule, fault condition, or load demand.
The controller constantly monitors vital generator and engine functions for a number of preprogrammed alarm and fault conditions. When a fault condition occurs, the engine can be shut down automatically and the LCD window will show the fault that caused the shut down; to resume operation, the fault condition must be resolved.
This controller also records a history of unit performance which may be viewed at any time and will not be lost when the controller is powered down.
Figure 2-6. Power Zone™ Controller Layout
CONTROLLER FEATURES AND FUNCTIONS
Operator Screens
These buttons are used to enter the various operator screens from any other screen. The operator screens consist of four screens: Home ( ), Engine ( ), Generator ( ), and Voltage Adjust ( ). For information about the screens, refer to Operator Screens.
Alarm Mute
The Alarm Mute ( ) button silences the audible alarm. Additional action will be required to fully disable the active alarm.
1. Navigation buttons 7. Alarm mute2. Control power switch 8. Voltage adjust3. Engine start (manual mode) 9. Generator4. Engine stop/reset 10. Engine5. Main display 11. Home6. Auto/manual mode
CONTROL ON
CONTROL OFF
I
O
Power Zone™ ControllerSTARTING THE GENERATORDAS STARTEN DES GENERATORSCOMIENZO DEL GENERADORCOMMENCEMENT DU GÉNÉRATEUR
1. PRESS CONTROL POWER SWITCH “ON”
2. PUSH ENGINE START “I”
CONTROLCONTROLONON
CONTROLCONTROLOFFOFF
I
O
STOPPING THE GENERATORDAS AUFHÖREN DES GENERATORSPARADA DEL GENERADORARRÊT DU GÉNÉRATEUR
1. PUSH ENGINE STOP “O”
2. PRESS CONTROL POWER SWITCH “OFF”
CONTROLCONTROLONON
CONTROLCONTROLOFFOFF
I
O
11
10
8
9
6
7
5
1
2
34 01780
GEN V+ -
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 13
General Information
Auto/Manual Mode
The Auto/Manual Mode ( ) button is used to change the startup and shutdown modes of the unit. When pressed once, the unit enters Manual mode and when pressed and held for five seconds, the unit enters Auto mode. If in Auto mode, pressing once will return the unit to Manual mode.
Navigation Buttons
These buttons are used to navigate and interact with the Power Zone™ controller screens. Pressing any directional arrow (▲, ►, ▼, ◄) while on any of the operator screens will open the maintenance screens, and navigate the tabs and pages within the maintenance screens. The Enter () button is used to select menus, confirm alarms, and confirm altered settings.
Control Power Switch
Use this switch to start up and shut down the Power Zone™ controller. This switch should not be turned off when the unit is running.
Engine Start
Pressing the Engine Start (I) button while the controller is in Manual mode will start the unit, provided there are no shutdown errors, and the engine satisfies the start status. If the controller is in Auto mode, the Engine Start (I) button has no effect.
Engine Stop/Reset
Pressing the Engine Stop/Reset (O) button will shut down the unit and put the controller into Stop mode, whether in Manual mode or Auto mode.
CAUTIONIn case of an emergency, always press the emergency stop switch located on the side of the unit to stop the engine immediately. The Engine Stop/Reset (O) button may delay the
engine shutdown if stop faults exist.
To prevent damage to the generator and connected equipment, remove all loads from the generator by opening all circuit breakers (turn OFF (O)) before pressing the Engine Stop/
Reset (O) button.
The Liquid Crystal Display (LCD)
This window will display the various operator and maintenance screens. By viewing these screens, the operator will be able to monitor both the engine and generator status while the unit is running.
OPERATOR SCREENS
The operator screens display the most relevant and critical information an operator will need to properly configure and utilize a unit. From these four screens, the operator can access engine, generator and power transmission information necessary to operate the unit under normal conditions.
Home Screen
The Home screen is the default screen of the controller and will display after the controller is powered up and the
14 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
General Information
unit management software is loaded. It displays a live readout of the kW meter, percent of load used (gauge), selected phase, volts and amps being produced by the generator, and the fuel level with time until empty. The controller will automatically return to this screen from any other screen after a period of inactivity.
Figure 2-7. Home Screen
Engine Screen
The Engine screen displays the oil pressure, coolant temperature and battery voltage on three main gauges. Below the gauges is an hour gauge displaying the total run time on the engine. At the bottom of the screen, this screen also displays maintenance alarm status with the time remaining (black text) or the time past (red text) a scheduled maintenance tasks, along with the description of the maintenance procedure and the action that will take place when the timer trips the alarm.
Figure 2-8. Engine Screen
Note: If the measured value is outside the range of a gauge, the needle will not be displayed. The digital value below the gauge will still show the measured value.
• Oil Press: Displays engine oil pressure. Current coolant temperature is displayed directly below the gauge at all times. The gauge registers oil pressure between 0-100 psi (0-689 kPa). Normal operating pressure is between 35-80 psi (241-552 kPa).
• Coolant Temp: Displays engine coolant temperature. Current coolant temperature is displayed directly below the gauge at all times. The gauge displays coolant temperature between 150°-250°F (66°-121°C). Normal operating temperature of the unit is between 180°-200°F (82°-93°C) with an average ambient air temperature of 70°F (21°C).
00393
Manual Mode
3 PHASEVolts
Amps
480
128
106.9 kW
%
0
10
100 110
20
30
4050
6070
8090
Time to Empty15 hr
Full
3/4
1/2
1/4
Empty
74
%
GEN
V+ -
00394
GEN
V+ -
MaintenanceAlarm Hours Description Action
1 174 To Service Oil Maintenance2 174 To Service Fuel Maintenance3 174 To Service Air Maintenance
Oil press. Coolant Temp. Battery
Manual Mode
Hrs
13.8 V
0
10
20 30
40
50150
170
190 210
230
250
°F214PSI50.91000
20
40 60
80
0 0 3 2 5 1 5
WarningShutdown
Electrical Trip
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 15
General Information
• Battery: Displays the engine battery voltage. Current battery voltage is displayed directly below the gauge at all times. The gauge displays battery voltage between 0-50V. A normal reading is 12-14V on 12 volt systems and 24-26V on 24 volt systems (with the engine running).
Generator Screen
The Generator screen displays the average voltage frequency, volts and amps from the generator, as well as line-to-line voltage, and individual line-to-neutral voltage, amperage and power (kW). This screen also displays the generator winding configuration set by the voltage selector switch in the lower right corner.
Figure 2-9. Generator Screen
Note: When loading the generator, it is important to observe the amperage to determine the load balance on each line of the generator. Minor load unbalances, usually ten percent or less, will not cause problems. Every effort should be made to distribute the load equally between all lines.
• Freq: Displays the output frequency in Hertz (Hz). Normal operating frequency is 60 Hz.• Volts: Displays the nominal voltage in Volts (V).• Amps: Displays the AC output amperage produced by the generator in Amps (A).
Additional information can be found on the electric power table at the bottom-left side of the screen. This provides an overview of all three lines and average voltage and amperage readouts.
Voltage Adjust Screen
The Voltage Adjust screen displays the line-to-neutral and line-to-line voltage averages. The operator can electron-ically adjust the voltage within limits to prevent under-voltage or over-voltage conditions using the on-screen instructions. This feature replaces a traditional potentiometer. See Fine Voltage Adjustment for more information.
00395
Manual Mode
GEN
V+ -
Parallel Low Zig-Zag
L1 (U)
L2 (W)
N
Volt Volt Amp kW
L1-L2 L1
L2-L3 L2
L3-L1 L3
IE
000
000
0
05025
0.00.00.0
AmpVoltFreq0
10
20
30 40
50
60
70 0
88
175
263
350 0
13
25
38
50
16 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
General Information
Figure 2-10. Voltage Adjust Screen
MAINTENANCE SCREENS
All of the data inputs from the engine, generator, inputs/outputs, schedule and Power Zone™ controller are visible on the maintenance screens.
The information displayed on the maintenance screens can be used to identify, diagnose and troubleshoot unit shutdown conditions and poor unit performance. The maintenance screens can be accessed from any Operator screen by pressing any directional arrow (▲, ►, ▼, ◄).
The bottom of the screens have a list of available tabs, with the currently displayed tab highlighted in blue. The tabs can be selected by using the ▲ or ▼ buttons. To the left of the tabs, the current/available pages are displayed. The pages within a tab can be viewed by using the ▲ and ▼ buttons. Whenever a new tab is selected, the current page will always be page 1.
Generator Summary
The Generator Summary can be found at the top of all maintenance screens and provides an overview of the system.
Figure 2-11. Generator Summary Screen
Engine Tab
The Engine tab contains maintenance and instrumentation data gathered from the engine itself. Above the engine analogue meters is a row of alarm icons. Each icon can be one of three colors: grey (inactive), yellow (warning) or red (shutdown). The alarm icons are as follows from left to right: water in fuel, emission filter, engine air inlet temperature, charge alternator, oil pressure, fuel level, battery voltage, coolant temperature, and ECU lamp.
Note: The content may change depending upon the selected engine and the features supported by the engine.
00396
Manual Mode
GEN
V+ -
Voltage Adjust
- Press , voltage will begin flashing- Use and arrows to adjust voltage- Press to confirm new voltage. Numbers will stop flashing
V L-N Average
L-L AverageV
480277
SITE GENSET 8721-A1\8710MSC ID. 1 Alternative Config 1 20:51
Generator AvailableTotal Total Energy Generator
0.0
0.0
0.0 60.0
0.00.00.0
0.00.0
0.00.0
7.5
8.0
0.9
kW
kVAr
Hz
%
%
%
%
Hz
kW
kVAr
kVA
---- pf kVArh
kVAh
kWh+
kWkVAr
02109
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 17
General Information
Figure 2-12. Engine Tab Screen
Generator Tab
The Generator tab contains maintenance and instrumentation data gathered from the generator. Each page highlights different data gathered by the generator with the analogue meters changing accordingly. The last two pages will display the information in the bar graph. The bar graph shows blue for positive and red for negative. For the power factor bar graph, blue is for lagging pf and red is for leading pf.
Note: The content may change depending upon the selected generator and the features supported by the generator.
Figure 2-13. Generator Tab Screen
Alarms Tab
The Alarms tab displays warnings, electrical trip and shutdown alarms, and engine Diagnostic Trouble Codes (DTC) that are occurring or have occurred previously. The first page on the Alarms tab displays the alarms that are currently active. They are organized by alarm type.
00398
GEN
V+ -
SITE GENSET 7741 \ 774007:10480V/277V 3-Phase
Return Delay 10:00:00
0.0 Hz
Total GeneratorkWh+
kVAhkVArh
kWkVAkVArpf
0.0
0.00.0
0.00.00.0
0.000.0 %
%0.0kW
kVAr
StatusScheduleI/OAlarmsEngine Generator1/9
Engine Starts
Fuel Used
Fuel RemainingUS Gal
Litre
HrsRPM0
0 0 0 0 0 0 0 Oil press. Coolant Temp.
Charge AltBatteryOil Temp
Fuel Level
0 °F V
%0 °FPSI
0.0 V0.0
00.00
0
10
20 30
40
500
10
20 30
40
50
0
2
4 6
8
10 -50
0
50 150
200
250 0
20
40 60
80
100
10
30
90
7050
1
35
7
9
100
-50
0
50 150
200
250
100
CAN
0
3
69
12 1518
21
24
27
15
30
3336
00399
GEN
V+ -
SITE GENSET 7741 \ 774007:10480V/277V 3-Phase
Return Delay 10:00:00
0.0 Hz
Total GeneratorkWh+
kVAhkVArh
kWkVAkVArpf
0.0
0.00.0
0.00.00.0
0.000.0 %
%0.0kW
kVAr
StatusScheduleI/OAlarmsEngine Generator1/9
L1-L2
L2-L3
L3-L1
L1
L2
L3
IE
Volt Volt Amp kW kVA kVAr pf0.00.00.0
0.00.00.0
0.00.00.0
0.00.00.0
00
000 0
0
000
L1-L2 L2-L3 L3-L1 Hz
FreqVoltVoltVolt0
100
200
300
400
500
600 0
100
200
300
400
500
600 0
100
200
300
400
500
600 0
10
20
30 40
50
60
70
18 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
General Information
Figure 2-14. Alarms Tab Screen
The second page of the Alarms tab shows the event log with a list of events including normal operation events and alarm notifications with the most recent events at the top of the list. All indexed events include the date and time of the event, hours of runtime on the engine when it occurred, along with the event name or alarm type and details.
Figure 2-15. Alarms Tab Screen - Second Page
Alarm Type Color - Background/Text Graphic
Warning Yellow/Black
Electrical Trip Purple/Black
Shutdown Red/Black
ECU Code Blue/White
00400
GEN
V+ -
SITE GENSET 7741 \ 774007:10480V/277V 3-Phase
Return Delay 10:00:00
0.0 Hz
Total GeneratorkWh+
kVAhkVArh
kWkVAkVArpf
0.0
0.00.0
0.00.00.0
0.000.0 %
%0.0kW
kVAr
StatusScheduleI/OAlarmsEngine Generator1/2
Warning Shutdown Electrical Trip
Engine
Warning
Electrical Trip
Shutdown
Engine
00405
GEN
V+ -
SITE GENSET 7741 \ 774007:10480V/277V 3-Phase
Return Delay 10:00:00
0.0 Hz
Total GeneratorkWh+
kVAhkVArh
kWkVAkVArpf
0.0
0.00.0
0.00.00.0
0.000.0 %
%0.0kW
kVAr
StatusScheduleI/OAlarmsEngine Generator2/2
Warning
ShutdownShutdown
ShutdownShutdownShutdownShutdownShutdownShutdownShutdownShutdownShutdownShutdown
This is an event index 1This is an event index 2This is an event index 3This is an event index 4This is an event index 5This is an event index 6This is an event index 7This is an event index 8This is an event index 9This is an event index 10This is an event index 11This is an event index 12This is an event index 13
1 01/01/1970 00:00:01 0:002 02/06/1970 11:45:55 0:003 01/01/1970 00:00:00 0:004 01/01/1970 00:00:00 0:005 01/01/1970 00:00:00 0:006 01/01/1970 00:00:00 0:007 01/01/1970 00:00:00 0:008 01/01/1970 00:00:00 0:009 01/01/1970 00:00:00 0:0010 01/01/1970 00:00:00 0:001112 01/01/1970 00:00:00 0:0013 01/01/1970 00:00:00 0:00
01/01/1970 00:00:00 0:00
Index Date Time Hrs Event Details
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 19
General Information
To scroll down within the event log, press the Enter () button. The scroll bar will change to blue, signifying it is active. Press the ▲ or buttons to scroll up or down in the event log. When finished, press the Enter () button again.
Input/Output Tab
The Input/Output (I/O) tab shows a list of digital inputs and outputs connected to the controller, whether they are active and the current state (open/closed status) of the input and output.
Figure 2-16. Input/Output Tab Screen
Schedule Tab
The Scheduler tab shows the current configuration and status of the scheduler, located below the generator summary. At the bottom of the screen, the maintenance configuration status and time remaining until an alarm, electrical trip or shutdown will occur. The lamp(s) to the left shows the configuration status of the maintenance alarm, not the alarm condition.
Figure 2-17. Schedule Tab Screen
00406
GEN
V+ -
SITE GENSET 7741 \ 774007:10480V/277V 3-Phase
Return Delay 10:00:00
0.0 Hz
Total GeneratorkWh+
kVAhkVArh
kWkVAkVArpf
0.0
0.00.0
0.00.00.0
0.000.0 %
%0.0kW
kVAr
StatusScheduleI/OAlarmsEngine Generator1/38
Digital InputsIp Description Active State Ip Description Active State
A
B
C
D
EF
H
I
J
G
K
00407
GEN
V+ -
SITE GENSET 7741 \ 774007:10480V/277V 3-Phase
Return Delay 10:00:00
0.0 Hz
Total GeneratorkWh+
kVAhkVArh
kWkVAkVArpf
0.0
0.00.0
0.00.00.0
0.000.0 %
%0.0kW
kVAr
StatusScheduleI/OAlarmsEngine Generator1/1
WarningWarningWarning
ActionDescriptionAlarm Hours Date TimeMaintenance
Scheduler Enabled to run Reserved ReservedEvent Week Day Start Stop Duration Event Week Day Start Stop Duration
250 hr Maint. - Refer to Manual500 hr Maint. - Refer to Manual3000 hr Maint. - Refer to Manual
1 250:002 500:003 3000:00
All Monday 00:00 00:00 0:00
All Monday 00:00 00:00 0:00All Monday 00:00 00:00 0:00
All Monday 00:00 00:00 0:00All Monday 00:00 00:00 0:00All Monday 00:00 00:00 0:00All Monday 00:00 00:00 0:00All Monday 00:00 00:00 0:00
910111213141516
All Monday 00:00 00:00 0:00All Monday 00:00 00:00 0:00All Monday 00:00 00:00 0:00All Monday 00:00 00:00 0:00All Monday 00:00 00:00 0:00All Monday 00:00 00:00 0:00All Monday 00:00 00:00 0:00All Monday 00:00 00:00 0:00
12345678
20 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
General Information
Status Tab
The Status tab contains the status and configuration of the controller, firmware and data connections.
Figure 2-18. Status Tab Screen
GENERATOR MONITORING
Generator information is displayed on both the Generator operator screen and Generator tab within the maintenance screens. For more information, refer to Operator Screens and Maintenance Screens.
ENGINE MONITORING
Engine information is displayed on both the Engine operator screen and Engine tab within the maintenance screens. For more information, see Operator Screens and Maintenance Screens.
DIESEL EXHAUST FILTER MONITORING
This unit is equipped with a Diesel Particulate Filter (DPF) to meet current EPA emissions standards. This section gives an explanation of the indicators that are displayed on the DPF Status page of the Engine tab.
To access the DPF Status page, press any direction arrow (▲, ►, ▼, ◄) to enter the maintenance screens, and then while on the Engine tab, press the ▼ button to toggle through the pages until the DPF Status page appears. There are four areas on the DPF Status page that communicate various information to the operator. The areas and the indicators that appear in those areas are explained here:
• HEST Lamp (High Exhaust System Temperature): This area will display the Regeneration Underway indicator above the words “HEST Lamp - Solid” when the unit is in the process of diesel exhaust filter regeneration. During the regeneration process, the exhaust temperature will be very high.
Figure 2-19. Regeneration Underway Indicator
• DPF Lamp: This area will display the Regeneration indicator above the words “DPF Lamp - Solid” when auto exhaust filter cleaning is enabled. When the unit is being operated with auto exhaust filter cleaning
00408
GEN
V+ -
SITE GENSET 7741 \ 774007:10480V/277V 3-Phase
Return Delay 10:00:00
0.0 Hz
Total GeneratorkWh+
kVAhkVArh
kWkVAkVArpf
0.0
0.00.0
0.00.00.0
0.000.0 %
%0.0kW
kVAr
StatusScheduleI/OAlarmsEngine Generator1/1
- DCD- DSR- DTR- RTS- CTS
Model
Link Quality 100%
ApplicationUSB IDSupervisor State:Engine State:Load State:
Protections:LoggingLog Dest:Log Mode:USB drive:Host IP:Host Port:
Slave IP:Slave Port:
Total memLog mem freeLog Time:
BootloaderAnalogueEngine:
ModelApplicationUSB IDBootloaderEthernet
00409
DPF Status
HEST Lamp - Solid DPF Lamp
DPF Inhib Alarm
Engine Generator Alarms I/O Schedule Status6/6
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 21
General Information
disabled, the indicator will begin to flash above the words “DPF Lamp -Flashing” if the soot load level goes above 80%.
Figure 2-20. Regeneration Indicator
• DPF Inhib: This area will display the Disabled Regeneration indicator above the words “DPF Inhib - Solid” when auto exhaust filter cleaning is disabled.
Figure 2-21. Disabled Regeneration Indicator
• Alarm: This area will display the Engine Alarm indicator above the words “Alarm - Solid” when an alarm condition occurs. This area displays different text depending upon which alarm condition occurs.
Figure 2-22. Engine Alarm Indicator
For more information on the operation of auto exhaust filter regeneration and service regeneration, see Exhaust Filter Cleaning Operations.
POWER ZONE™ CONTROLLER INFORMATION DISPLAYS, FUNCTIONS, AND RESETThe Power Zone™ controller constantly monitors vital generator and engine functions for a number of operation, alarm and fault conditions. When a fault condition occurs, the engine will shut down automatically and the main display will show the fault that has caused the shutdown. To resume operation, the fault condition must be resolved. To reset the controller and resume operation, press the Enter () button.
BELT TENSIONERS
John Deere engines use two types of belt tensioners: manual and automatic. Adjust the belt using the manual tensioner according to the manufacturer’s specifications. The automatic tensioner cannot be adjusted or repaired and is designed to maintain proper tension over the life of the belt. Units with the automatic belt tensioner must be inspected according to the manufacturer’s specifications.
00410
DPF Status
HEST Lamp DPF Lamp - Solid
DPF Inhib Alarm
Engine Generator Alarms I/O Schedule Status6/6
DPF Status
HEST Lamp DPF Lamp - Flashing
DPF Inhib Alarm
Engine Generator Alarms I/O Schedule Status6/6
00411
DPF Status
HEST Lamp DPF Lamp
DPF Inhib - Solid Alarm
Engine Generator Alarms I/O Schedule Status6/6
00412
DPF Status
HEST Lamp DPF Lamp
DPF Inhib Alarm - Solid
Engine Generator Alarms I/O Schedule Status6/6
22 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Section 3 - Operation
PRESTART CHECKLISTBefore starting the unit, all items in the prestart checklist must be completed. This checklist applies to both manual and remote starting of the unit.
Read and understand ALL safety sections at the beginning of this manual. Verify all maintenance procedures are up to date. For more information, refer to General Maintenance
and Basic Maintenance Schedule - John Deere Engine. The unit must be level. The unit must be dry. Verify if any water is inside, on, or near the unit; dry if needed. For grounding requirements, follow any local, state, or National Electrical Code (NEC) guidelines. Verify the Control Power switch is OFF (O). Verify all circuit breakers are OFF (O). Inspect all electrical cords; repair or replace any that are cut, worn, or bare. Verify oil, coolant, and fuel levels. For more information, refer to General Maintenance. Verify battery connections are secure. Turn the battery disconnect switch on, if equipped. Verify the engine fan belt tension and condition. Verify the engine fan belt guard. Verify the engine exhaust system for loose or rusted components. Verify all covers are in place and secure. Verify all electrical connections at the connection lugs, if equipped, are tight and wired correctly. Verify the voltage selector switch is set to the desired voltage and locked. Verify the emergency stop switch is pulled out. Verify the radiator and surrounding shroud are clear of debris.
MANUALLY STARTING THE UNITAll units equipped with the Power Zone™ controller will initially start up in Stop mode. Use the following procedure to start the generator in Manual mode:
1. Move the Control Power switch to ON (I).
DANGERCARBON MONOXIDE: USING A GENERATOR INDOORS CAN KILL YOU IN MINUTES.
2. The LCD window will show the prestart diagnosis and the controller will load the unit management software.
Figure 3-1. Startup Screen00414
82%
Image File Transer...
TM
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 23
Operation
3. When the software is loaded, the Home screen will be displayed and the controller will be in Stop mode as indicated at the top of the screen. Press the Auto/Manual Mode ( ) button to enter Manual mode.
Figure 3-2. Home Screen
Note: The controller can be started from any screen when it is in Manual mode.
4. Pressing the green Engine Start (I) button on the controller will initiate the startup procedure and start the engine, provided there are no engine faults preventing the unit from starting.
Note: It may take a few seconds for the engine to run smoothly and reach its governed operating speed. During this time, the screen will show a voltage different from that set with the voltage selector switch.
5. If the engine does not start after the first cranking attempt, the engine will pause for 15 seconds to allow the starter to cool. The LCD window will show “Manual Mode - Crank Rest” at the top of the screen. The engine will make two more attempts to start for a total of three crank cycles.
6. Should the engine not start and run within three starting cycles, the LCD window will show the “Fail to Start” alarm. The starting sequence may be repeated after the starter has had a minimum of two minutes to cool. Pressing the Enter () button will clear the alarm and reset the controller.
Note: The engine controller may skip the preheat engine steps on some of the larger models.
7. Once the engine starts, it will immediately begin speeding up to a constant 1800 rpm. The engine may hunt or change speeds until operating speed is reached. After a few minutes of operation, the engine will be warmed up and the operator screens will show engine and generator operating parameters.
8. Check the generator for excessive noise or vibration and any coolant, oil, or fuel leaks before applying any loads.
9. Check that the AC output voltage is correct. The output voltage can be fine adjusted by using the Voltage Adjust screen as described on Fine Voltage Adjustment.
10. Check that the frequency (Hz) is correct on the Generator screen. With no loads connected to the generator, the frequency should read approximately 60 Hz, depending on the type of engine governing used.
11. If all wiring connections have been made correctly, switch the main circuit breaker to ON (I) and then add any loads attached to the receptacles by switching the respective circuit breaker to ON (I). You will notice a slight change in engine sound when a load is applied to the unit.
00415
Stop Mode
3 PHASEVolts
Amps
0
0
0.0 kW
%
0
10
100 110
20
30
4050
6070
8090
Time to Empty15 hr
Full
3/4
1/2
1/4
Empty
74
%
GEN
V+ -
24 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Operation
AUTO (REMOTE) STARTING OF THE UNIT
Auto mode is used when the unit is started from a location other than the control panel by using a transfer switch. Auto (remote start) is the normal setting when the unit is being used as a standby power supply. Before putting the unit in the Auto mode, review the Prestart Checklist and Manually Starting the Unit. Also follow all safety warnings and information on isolating the generator with a transfer switch if the unit is to be used as a standby power supply. Refer to Transfer Switch. Then continue with the steps described below:
1. Perform a manual start of the unit at least once to verify that the engine is operating correctly.
2. If a check of the remote start circuit is desired, remove the wires from the remote start terminal block. Press the Auto/Manual Mode ( ) button, the LCD window should show “Auto Mode” at the top of the screen. Attach a jumper wire (minimum 16 gauge) across the two terminals on the remote start terminal block. This applies a ground to the Power Zone™ Controller to close the starting circuit contacts. The engine should crank, start and run.
3. Remove the jumper wire from the remote start terminal block and the engine will stop. Reconnect any nec-essary wires from the remote start switch (transfer switch) to the remote start terminal block.
4. Confirm the unit is in Auto mode. The LCD window should show “Auto Mode” at the top of the screen.
5. Close the main circuit breaker (set to ON (I)).
6. Secure the unit by closing and locking all access doors.
7. The unit is now ready for remote starting.
The remote start terminal block provides a connection for installation of a remote start switch which will allow the unit to be started by a remote dry-contact closure switch. For location of the remote start terminal block, refer to Control Panel.
Before entering Auto mode, verify that the contacts on any remote switch linked to the unit are OPEN. If the contacts on a remote switch are closed, the engine will crank and start when Auto mode is entered. Attach the switch leads to the two unused terminals on the unit’s remote start terminal block.
Figure 3-3. Remote Start Terminal Block
DERATING FOR ALTITUDEAll units are subject to derating for altitude and temperature; this will reduce the available power for operating tools and accessories connected to the receptacles. Typical reductions in performance are 2-4% for every 1000 ft (305 m) of elevation and 1% per 10ºF (5.6ºC) increase in ambient air temperature over 72ºF (22ºC).
GENERATOR OUTPUT CONNECTIONSThe unit is equipped with connection lugs, located on the lower portion of the control box behind the lug box door. The lugs provide connection points for attachment of external loads to the generator. A large decal on the inside of the connection lug door details the proper connections for selected voltages.
WARNINGIt is HIGHLY RECOMMENDED that only a trained and licensed electrician perform any wiring and related connections to the generator. Installation should be in compliance with the National Electrical Code (NEC), state and local regulations. Failure to follow proper installation requirements may result in equipment or property damage, per-
sonal injury, or death.
Remote StartSwitch Terminals 00231
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 25
Operation
WARNINGBefore any connections are made to the generator, make sure that the main circuit breaker and the Control Power switch are OFF (O). Potentially lethal voltages may be
present at the generator connection lugs.
DANGERIMPROPER OR INCORRECT CONNECTIONS TO A BUILDING’S ELECTRICAL SYSTEM CAN CAUSE POTENTIALLY LETHAL VOLTAGES TO BACKFEED INTO UTILITY LINES. THIS MAY RESULT IN INJURY OR ELECTROCUTION TO UTILITY WORKERS NEARBY. MAKE SURE THE GENERATOR IS SUPPLYING POWER TO AN ISOLATED OBJECT
OR BUILDING THAT IS NOT CONNECTED TO ANY UTILITY LINES.
Connections to the lugs should be made by running the power cables up through the opening in the bottom of the box. DO NOT make any connections directly to the lugs without routing the cables through the opening. Use a hex-wrench to tighten the cable connections. The connection lug door is equipped with safety interlock switches that will trip the main circuit breaker and disable the voltage regulator, if the door is opened while the unit is operating.
WARNINGNever attempt to disable or modify the lug door safety
switch(es). Equipment damage, personal injury or death may result.
A ground connection is located next to the connection lugs. The unit MUST be connected to a good earthen ground for proper operating safety. The generator neutral is bonded to ground when it is shipped from the factory. The bonding plate will need to be removed when the generator is used as a standby power source. INSTALLATION SHOULD BE IN COMPLIANCE WITH THE NATIONAL ELECTRICAL CODE (NEC), STATE AND LOCAL REGULATIONS.
Figure 3-4. Connection Lugs
GENERATOR CAM LOCK CONNECTION(S) OPTIONThe unit may be equipped with cam lock connections located below the receptacles. These receptacles provide connection points for the attachment of external loads to the generator. A decal below the cam lock connections details the proper connections for selected voltages.
WARNINGIt is HIGHLY RECOMMENDED that only a trained and licensed electrician perform any wiring and related connections to the generator. Installation should be in compliance with the National Electrical Code (NEC), state and local regulations. Failure to follow proper installation requirements may result in equipment or property damage, per-
sonal injury or death.
WARNINGBefore any connections are made to the generator, make sure that the main circuit breaker and the Control Power switch are OFF (O) and the negative (-) battery cable is disconnected. Potentially lethal voltages may be present at the generator connec-
tion lugs.
RUN CABLES THROUGHOPENING IN BOTTOM
OF LUG BOX
00450
26 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Operation
DANGERIMPROPER OR INCORRECT CONNECTIONS TO A BUILDING’S ELECTRICAL SYSTEM CAN CAUSE POTENTIALLY LETHAL VOLTAGE TO BACKFEED INTO UTILITY LINES. THIS MAY RESULT IN INJURY OR ELECTROCUTION TO UTILITY WORKERS NEARBY. MAKE SURE THE GENERATOR IS SUPPLYING POWER TO AN ISOLATED OBJECT
OR BUILDING THAT IS NOT CONNECTED TO ANY UTILITY LINES.
Connections should be made by plugging power cables equipped with series 16 taper nose 400A/600V cam lock plugs into the cam lock receptacles. Secure the connection by rotating the plug a 1/2 turn to the right.
Figure 3-5. Cam Lock Connections
WARNINGNEVER attempt to disable or modify the lug door safety switches. Equipment damage,
personal injury or death may result.
A ground connection is located on the far right of the cam lock panel. The unit MUST be connected to a good earthen ground for proper operating safety. The generator neutral is bonded to ground when it is shipped from the factory. The bonding plate will need to be removed when the generator is used as a standby power source. INSTALLATION SHOULD BE IN COMPLIANCE WITH THE NATIONAL ELECTRICAL CODE (NEC), STATE AND LOCAL REGULATIONS.
WARNINGSome units are equipped with two sets of cam lock connections. Make sure all connections to the cam lock receptacles are made to one side only, below each
corresponding breaker. i.e. DO NOT attach L1, L2 and L3 to the left side and Neutral and Ground to the right side.
L1L2L3
N (Neutral)G (Ground)
BlackRedBlueWhiteGreen
CAM LOCK PANEL
00451
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 27
Operation
FINE VOLTAGE ADJUSTMENT
Adjustment of the output voltage from the generator is necessary to provide the correct voltage to the end of the power line. Voltage adjustment can be carried out at any time on the Voltage Adjust screen.
Figure 3-6. Fine Voltage Adjustment
1. With the unit running, press .
2. Press . The voltages displayed will begin flashing.
3. Use ▲ and ▼ to adjust the voltage.
4. Press to confirm the new voltage. The voltages displayed will stop flashing.
VOLTAGE SELECTOR SWITCH
The voltage selector switch mechanically changes the connections between the generator output leads and the connection lugs on the main control panel. Voltage ranges are selected by rotating the handle on the switch to the desired voltage.
NEVER change the voltage selector switch while the engine is running or the controller is on. If the engine is running or starts while the setting is changed, severe arcing will occur
causing damage to the switch and generator windings.
The voltage selector switch is equipped with a lockout mechanism. Once the proper voltage has been selected, insert a padlock through the lockout hole(s). By locking the handle in place, unauthorized changing of the voltage setting is prevented.
00396
Manual Mode
GEN
V+ -
Voltage Adjust
- Press , voltage will begin flashing- Use and arrows to adjust voltage- Press to confirm new voltage. Numbers will stop flashing
V L-N Average
L-L AverageV
480277
V+ -
28 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Operation
Figure 3-7. Voltage Selector Switch
VOLTAGES AT RECEPTACLES
277/480V 3-PHASE
Switch styles vary by model.
L1-L2 = 480V L1-N = 277V N = L2-L3 = 480V L2-N = 277VL3-L1 = 480V L3-N = 277V
277/480V
120/208V
RECEPTACLE L-L L-NGFCI - 139VGFCI w/Buck - 120VTwist-locks 240V 139V
00083= Not recommended for normal use
L1-L2 = 208V L1-N = 120V N = L2-L3 = 208V L2-N = 120VL3-L1 = 208V L3-N = 120V
VOLTAGES AT RECEPTACLES
120/208V 3-PHASE
Switch styles vary by model.
RECEPTACLE L-L L-NGFCI - 120VGFCI w/Buck - 120VTwist-locks 208V 120V
277/480V
120/208V
120/240V
00085
L1-L2 = 240V L1-N = 120V N = L2-L3 = 240V L2-N = 208VL3-L1 = 240V L3-N = 120V
VOLTAGES AT RECEPTACLES
120/240V 3-PHASE
Switch styles vary by model.
RECEPTACLE L-L L-NGFCI - 120VGFCI w/Buck - 120VTwist-locks 120V 0/120V
120/240V 3PH
277/480V
120/208V
120/240V 1PH
4 Position Voltage Selector Switch Option00086= Not recommended for normal use
L1-L2 = - L1-N = 120V N = L2-L3 = - L2-N = -L3-L1 = 240V L3-N = 120V
VOLTAGES AT RECEPTACLES
120/240V 1-PHASE
Switch styles vary by model.
RECEPTACLE L-L L-NGFCI - 120VGFCI w/Buck - 120VTwist-locks 240V 120V
120/208V
120/240V
00087
= Not recommended for normal use.
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 29
Operation
VOLTAGE REGULATORThe electronic voltage regulator controls the output of the generator by regulating the current into the exciter field. The regulator has four screwdriver adjustable potentiometers that may be adjusted for U/F dip, under frequency protection (U/F), stability, and voltage. The voltage regulator on the unit is adjusted before shipment from the factory. Contact Generac Mobile Products LLC for additional information before attempting to adjust the voltage regulator.
Note: For units equipped with a Marathon DVR2000E+ digital voltage regulator, please refer to the Marathon operating manual provided with the unit.
CUSTOMER CONVENIENCE RECEPTACLESThe unit is equipped with five receptacles. The large receptacles are 240/120VAC twist-lock receptacles rated at 50A each. The smaller duplex receptacles are 120VAC rated at 20A each with ground fault circuit interrupt (GFCI) protection. These receptacles are not routed through the main circuit breaker. Each recep-tacle has its own circuit breaker, located directly above or next to the receptacle. Each breaker is sized to the maximum rating of the corresponding receptacle.
Power to the receptacles is available any time the generator is running, EVEN IF THE MAIN CIRCUIT BREAKER IS OFF (O)
VERIFY ANY EQUIPMENT CONNECTED TO THE
RECEPTACLES IS TURNED OFF BEFORE TURNING THE
BREAKERS ON. Verify the voltage selector switch is in the
proper position and that the output voltage is correct for the equipment that is connected to
the receptacles. Improper voltage may cause equipment damage or
malfunction.
Note: When the voltage selector switch is in position for 480/277V 3Ø, voltage at the two GFCI receptacles is 139 volts and the voltage at the three twist-lock receptacles is 240/139 volts. Generac Mobile Products LLC does not recommend using the receptacles in the 480V position. When the voltage selector switch is in position for 208/120V 3Ø, voltage at the three twist-lock receptacles and the two GFCI receptacles is 208/120 volts.
50A CircuitBreakers
20A CircuitBreakers
120V GFCIReceptacles
120/240VTwist-Lock
Receptacles
02110
Figure 3-8. Receptacle and Breaker Locations
30 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Operation
MAIN CIRCUIT BREAKERThe main circuit breaker is located on the main control panel. When the breaker is OFF (O), power is interrupted between the connection lugs, the optional cam lock receptacles, and the generator. Once the connections have been made to the connection lugs or the optional cam lock receptacles, and the unit has been started and allowed to reach normal operating temperature, the breaker may be switched ON (I).
The main circuit breaker will be tripped, disconnecting power to the connection lugs and the optional cam lock receptacles if any of the following items occur while the unit is running:
1. Overload of the generator circuits to the connection lugs or the optional cam lock receptacles (208/120V only).
2. The door covering the connection lugs or the optional cam lock receptacles is opened.
3. If the emergency stop switch is activated.
4. LARGE MMG - If the door to the reconnect box (link board) is removed.
Make sure any problems that cause the main circuit breaker to trip are corrected before turning the switch ON (I).
The main circuit breaker interrupts power to the connection lugs and the optional cam lock receptacles only. The control panel receptacles have power even if the main circuit breaker is OFF (O). To disconnect power to these receptacles, use the individual circuit breakers
located near each receptacle.
EXHAUST FILTER CLEANING OPERATIONSWhen enabled, the exhaust filter system goes through an automatic cleaning process known as regeneration. Under normal circumstances, regeneration occurs without interruption of unit operation and with minimal operator involve-ment. In the event there are conditions requiring the operation of the unit with the auto exhaust filter cleaning disabled, the operator may be required to perform procedures to enable or disable the auto exhaust filter cleaning. The operator may also be required to perform a manual regeneration. The following procedures describe how to perform these functions.
WARNINGThe area above and surrounding the exhaust system during an auto or manual exhaust filter cleaning should be clear of any people and objects. Exhaust gases and compo-
nents can reach temperatures hot enough to ignite and melt common materials.
Note: Always park the unit in a safe location for elevated exhaust temperatures and check for adequate fuel level before beginning the exhaust filter cleaning process. The cleaning cycle can take an extended period of time (approximately 45 minutes). Cleaning is complete when the Regeneration indicator remains off.
TRANSFER SWITCH
The generator neutral is bonded to ground when shipped from the factory. The bonding plate will need to be removed when the generator is used as a standby power supply.
Installation should be in compliance with the National Electrical Code (NEC), state and local regulations.
On/I On/I
Off/O Off/O
00452Figure 3-9. Main
Breaker
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 31
Operation
When the generator is used as a standby power supply, it must be equipped with a transfer switch which isolates it from the utility’s distribution system. A transfer switch is designed to transfer electrical loads from the normal power source (utility) to the emergency power source (generator) when normal voltage falls below a prescribed level. The transfer switch automatically returns the load back to the normal source when power is restored back to operating levels.
DANGERFAILURE TO ISOLATE THE GENERATOR FROM THE NORMAL POWER UTILITY CAN CAUSE POTENTIALLY LETHAL VOLTAGE TO BACKFEED INTO THE UTILITY LINES. THIS MAY RESULT IN INJURY OR ELECTROCUTION OF UTILITY WORKERS NEARBY. MAKE SURE THE GENERATOR IS ISOLATED BY A TRANSFER SWITCH FROM ANY LOCAL UTILITY LINES. THIS ALSO APPLIES IF THE GENERATOR IS BEING USED
AS A BACKUP TO SOME OTHER TYPE OF POWER SUPPLY.
Installation of a transfer switch or other type of remote starting device is the responsibility of the generator user. Installation of such devices must be performed by following all directions supplied by the manufacturer of the switch. If attaching the generator to a power supply normally serviced by a utility company, notify the utility company and check state and local regulations. Familiarize yourself with all instructions and warning labels supplied with the switch.
Figure 3-10. Transfer Switch Operation
WARNINGONLY a licensed electrician should perform wiring or related connections to the generator. Installation should be in compliance with the National Electrical Code
(NEC), state and local regulations. Failure to follow these procedures could result in property damage, personal injury or death. Before any connections are attempted, verify the main circuit breaker and the Control Power switch are OFF (O) and that
the negative (-) battery cable has been disconnected from the engine starting battery.
When using the generator as a standby or substitute power supply, make sure the output voltage and phase rotation of the generator match those of the local power utility. Improper
voltage or phase rotation may cause equipment damage or malfunction.
IncomingUtilityPower
UtilityMeter Transfer
Switch
MainDistribution Panel
(Utility Power)
EmergencyDistribution Panel(Generator Power)
Power FromGenerator
WHITE = IncomingUtility PowerGRAY = Normal UtilityPower CircuitBLACK = EmergencyGenerator Power Circuit
00206
32 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Operation
AUTO EXERCISE TIMER
The Power Zone™ controller is capable of starting and stopping the unit automatically, based on a programmable schedule.
Units installed in a standby application should be exercised regularly to maintain operating condition and to ensure responsiveness in an emergency situation. Use the following procedures to operate the unit in Auto mode:
Accessing the Configuration Menu
1. With the unit stopped, press ▲, ►, ▼, or ◄ to navigate to the maintenance screens from any of the operator screens.
2. While on any maintenance screen, press and O simultaneously. The controller will display the Configura-tion menu.
3. To save any changes and exit the Configuration menu, press and hold for five seconds. To cancel any changes and return to the maintenance screen, press and hold O for five seconds.
Set the Controller Clock
The schedule runs based off the time set in the controller clock. Use the following procedure to set the controller clock BEFORE setting the schedule:
1. Navigate to the Maintenance group and press ► to access it.
2. Press ► to select the Time section.
3. Set the time and date to the correct local time.
Set the Schedule
1. Access the Scheduler group by pressing the ► button.
Note: The Scheduler group is made up of the Scheduler Options and Scheduler Setup sections. Each section can be accessed and exited using the ► and ◄ buttons.
2. Access the Scheduler Options section. Within this section, the scheduler can be enabled, run mode selected, and load mode selected.
3. Access the Scheduler Setup section. Within this section, each schedule entry can be modified by pressing the button to select the item and the ▲ and ▼ buttons to define them.
Item Values
Enable Yes/No
Run Mode Monthly/Weekly
Load Idle, In Island, On Load, Off Load
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 33
Operation
Note: The controller must be in Auto mode to run at the programmed time. Use a trickle or solar battery charger to prevent the controller from draining the battery while in Auto mode.
Set the Unit To Auto Mode
1. From any operator or maintenance screen, press and hold the Auto/Manual Mode button for five seconds, or until Auto mode is displayed at the top of the screen.
Note: If any of the scheduled time slots are currently active, the controller will begin the starting sequence and start the unit provided there are no shutdown conditions present.
SHUTTING DOWN THE UNIT
Check with personnel using power supplied by the generator and let them know that the power is going to be turned off. Verify the power shut down will not create any hazards by accidentally turning off equipment that needs to be kept on (pumps, compressors, lights, etc.).
1. Remove all loads from the generator by opening all circuit breakers (turn OFF (O)).
2. Let the engine run for approximately five minutes to allow it to cool down.
3. Push O. Pressing the red Engine Stop/Reset (O) button will result in the generator going into the shutdown cycle and starting a 15 second shutdown timer called stopping. If the unit does not shut down within 15 sec-onds, a stop fail alarm will be displayed on the LCD window.
4. After the unit shuts down, move the Control Power switch to OFF (O).
Note: For extended storage time, disconnect the battery. Refer to the engine operator’s manual for extended storage requirements.
EMERGENCY STOP SWITCHThe unit is equipped with one emergency stop switch. For location of the emergency stop switch, see Component Locations. The switch can be accessed and activated with all doors closed and locked.
Activate the emergency stop switch by pushing the button in until it locks down. This will trip the main circuit breaker which will open the contact, disconnecting the load to the connection lugs. This will also open the fuel circuit, shutting down the engine. The emergency stop fault will be displayed on the control panel. The switch will remain locked until it is pulled out.
Figure 3-11. Emergency Stop Switch
Item Values
Schedule Entry 1-16
Start Time 00:00-23:59
Duration 00:00-99:59
Day Monday-Sunday
Week (of month) First, Second, Third, Fourth
STOP
E
MERGENCY
00230
34 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Operation
Use the emergency stop switch only when the unit must be shut down immediately. For any other shut down, see Shutting Down the Unit.
TOWING THE UNIT1. Use the jack to raise or lower the trailer onto the hitch of the towing vehicle. Lock the hitch coupling and attach
the safety chains or cables to the vehicle. Raise the jack foot completely.
2. Connect any trailer wiring to the tow vehicle. Check for proper operation of the directional and brake lights.
3. Verify all doors are properly latched.
4. Check for proper inflation of the trailer tires. For maximum tire pressures, see Specifications.
5. Check the wheel lugs. Tighten or replace any that are loose or missing. If a tire has been removed for axle service or replaced, tighten the lugs in the order shown to the following specifications:
A. Start all lug nuts by hand.B. First pass tighten to 20-25 ft-lbs (27-33 Nm).C. Second pass tighten to 50-60 ft-lbs (67-81 Nm).D. Third pass tighten to 90-120 ft-lbs (122-162 Nm).
Note: After the first road use, re-torque the lug nuts in sequence.
6. Maximum recommended speed for highway towing is 45 mph (72 km/h). Rec-ommended off-road towing speed is not to exceed 10 mph (16 km/h).
LIFTING THE UNIT
A central lift point is located on the top of the unit. The central lift point is connected to a lift structure inside the unit. Attach a sling or hook directly to the central lift point only if the devices are in good condition and the equip-ment being used to raise the unit has sufficient capacity. For approximate weights, see Specifications. Always remain aware of others around you when moving or lifting the unit. Keep the doors closed and locked.
52
341
00204
Figure 3-12. Lug Sequence
Central Lift Point
00419
Figure 3-13. Lift Point
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 35
Operation
This Page Intentionally Left Blank
36 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Section 4 - Maintenance
EMISSIONS INFORMATIONFor emissions information, see the engine OEM manual.
DAILY WALK AROUND INSPECTIONLook for conditions that could hinder performance or safety, such as (but not limited to) oil/coolant/fuel leakage, blocked vents, loose/missing hardware, and electrical connections.
Visually inspect the fan belt for cracks, fraying, stretching, and verify the belt is properly seated in the pulley grooves. Replace the belt according to the manufacturer’s recommendations.
Note: At the 500 hour/12 month service interval, it is recommended that the belt be removed and checked for wear. While the belt is removed, inspect pulleys and bearings. Rotate and feel for hard turning or unusual sounds. If pulleys or bearings need replacement, contact the engine manufacturer.
Failure to perform a daily inspection may result in serious damage to the prime mover.
GENERAL MAINTENANCENormal maintenance service and replacement of parts are the responsibility of the owner and are not considered defects in materials or workmanship within the terms of the warranty. It is strongly recommended that the equipment be periodically checked by a Generac Mobile Products Authorized Dealer.
Poorly maintained equipment can become a safety hazard. In order for the equipment to operate safely and properly over a long period of time, periodic maintenance and occasional repairs are necessary. DO NOT perform routine service (oil/filter changes, cleaning, etc.) unless all electrical components are shut off. Before servicing the unit, always follow the instructions listed below.
• Verify the Control Power switch is OFF (O).
• Verify the circuit breakers are OFF (O).
• Activate (push in) the emergency stop switch.
• Disconnect the negative (-) terminal on the battery.
• Attach a “Do Not Start” sign to the control panel. This will notify everyone that the unit is being serviced and will reduce the chance of someone inadvertently trying to start the unit.
• Do not wash the unit with a high pressure hose or with any kind of power washer.
• Do not wash the engine block or fuel tank with a power washer or steam cleaner. Water may enter the cabinet and collect in the generator windings or other electrical parts, causing damage.
• If the unit is stored outside, check for water inside the cabinet and generator before each use. If wet, dry the unit thoroughly before starting.
• Inspect condition of electrical cords. DO NOT use the unit if insulation is cut or worn through.
• Check wheel lugs. See Towing The Unit.
• Check coolant level daily. Refer to the engine operator’s manual for coolant recommendations and proper mixture.○ Coolant is checked visually by inspecting the level in coolant overflow jug located near the radiator.○ Normal operating level is between the full and add markings on the overflow jug known as normal range.○ WHEN ENGINE IS STOPPED AND COMPLETELY COOL, coolant may be added directly to the coolant
overflow jug.
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 37
Maintenance
• Check oil level daily. See the engine operator’s manual for the proper viscosity grade of oil, including special operating conditions such as a change in season or climate.○ DO NOT start the unit if the engine oil level is below the add mark on the dipstick.○ Normal operating level is in the cross-hatch pattern between the full and add markings on the dipstick.○ Add oil only if the oil level is below the add mark on the bottom of the cross-hatch pattern on the dipstick.
DO NOT OVERFILL the crankcase.
• Check fuel level.
• If the unit is connected to a remote start or transfer switch, make sure the remote switch is also off and tagged.
Note: If the engine was run out of fuel or the fuel tank was drained, it may be necessary to bleed the fuel lines. Refer to the engine operator’s manual supplied with the unit.
BASIC MAINTENANCE SCHEDULE - JOHN DEERE ENGINE
Refer to the original equipment manufacturer’s operating manual for a complete list of maintenance requirements. Failure to comply with the procedures as described in the engine
operator manual will nullify the warranty, decrease performance and cause equipment damage or premature equipment failure. Maintenance records may be required to complete
a warranty request.
Use the schedule in the following table as a guide for regular maintenance intervals. For additional or replacement copies of the engine operator’s manual, contact an authorized dealer in your area.
Item Daily 250Hrs.
500Hrs./12 Months
3000Hrs./ 36 Months
As Required
Check Oil Level
Check Coolant Level
Check Fuel Level
Check Tire Pressure
Check All Electrical Connections
Inspect Radiator Fins For Debris, Clean As Required
Check Fuel Filter/Water Separator Bowl
Check Air Cleaner Dust Valve Restriction Indicator Gauge *Perform Visual Walkaround Inspection
Check Oil Vapor Recirculation System/Non-Return Valve
Change Engine Oil and Replace Oil Filter **Replace Oil Vapor Recirculation Filter
Service Battery
Replace Fuel Filter Elements
Check Engine Mounts
Check Air Intake Hoses, Connections, and System
Check Engine Electrical Ground Connection
Check Automatic Belt Tensioner and Belt Wear
Check Cooling System
Lubricate Leveling Jack(s)
Check Generator Drive Plate Torque (refer to Checking Generator Drive Plate Torque)
Test Thermostats
38 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Maintenance
* Replace primary air cleaner when dust valve restriction indicator gauge shows a vacuum of 25 in. H2O. ** Change the oil and oil filter after the first 100 hours, then every 500 hours. If not using John Deere Plus 50 II
engine oil, the interval must be decreased to every 250 hours.
ENGINE BREAK-IN REQUIREMENTS
Note: During the first 20 hours of operation, avoid long periods of no load or sustained maximum load operation. If the generator is to run for longer than five minutes without a load, shut the generator down.
John Deere engines are supplied with engine break-in oil from the factory. Extra care during the first 100 hours of engine operation will result in better performance and longer engine life. DO NOT exceed 100 hours of operation with the break-in oil. Operate the engine at heavy loads (60-90% of maximum) as much as possible. If the engine has spent significant time at idle, constant speed(s), and/or light load, or if makeup oil is required, a longer break in period may be needed. Refer to the engine operator’s manual for a full description of necessary procedures on the addition of break-in oil and extension of the break-in period. For more information on regular maintenance intervals, refer to Basic Maintenance Schedule - John Deere Engine.
RESETTING THE MAINTENANCE ALARMSThe Power Zone™ controller will display a warning message when the unit is due for maintenance or service. The maintenance or service interval is set at 250, 500 and 3000 hours of engine running time. Once the unit has been serviced, the appropriate maintenance alarm reminder needs to be reset. The following procedure demonstrates how to reset the maintenance alarms:
1. With the unit shut down, move the control power switch to ON (I). After initialization, the controller will toggle automatically to the Home screen.
2. Press any directional arrow (▲, ►, ▼, ◄) to enter the maintenance screens.
3. Press the Enter () button and the Engine Stop/Reset (O) button simultaneously. The next screen will dis-play the Configuration menu.
4. Press to move the cursor (blue highlighted text) down to the “Maintenance” group.
5. Press ► to access the sections. Press to highlight the “Maintenance” section.
6. Press ► to access the parameters and highlight the maintenance alarm that needs to be reset.
7. Press the Enter () button to select the editable parameters. The cursor will highlight “Not Reset” under the selected maintenance alarm. Press to highlight “Reset”.
8. Press the Enter () button to reset the selected maintenance alarm.
9. To perform additional maintenance alarm resets, repeat steps 6 - 8.
Note: If the selected maintenance alarm does not need to be reset, press the button to highlight “Not Reset” and press the Enter () button return to the parameters section.
Replace Air Cleaner Elements
Replace Alternator and Fan Belts
Check Fuses
Add Coolant
Check Electrical Wiring and Connections
Item Daily 250Hrs.
500Hrs./12 Months
3000Hrs./ 36 Months
As Required
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 39
Maintenance
10. To save changes, press and hold the Enter () button for five seconds. To discard changes made, press and hold the Engine Stop/Reset (O) button for five seconds.
EXHAUST FILTER SERVICE REQUIREMENTS (FOR PZ UNITS WITH DPF ONLY)The exhaust filter system contains a Diesel Particulate Filter (DPF). Over time, the DPF will require professional servicing to remove ash buildup. The expected service interval will be at least 3,000 or 4,500 hours, based on engine power and operating conditions. Actual service should take place when the indicator light appears on the Power Zone™ controller. The DPF should be cleaned or replaced by an authorized service provider only. The removal of DPF ash must be done by removing the DPF from the unit and placing it into specialized equipment.
CAUTIONDo not remove ash by using water or other chemicals. Removing ash by these methods
may cause equipment damage and create unsafe operating conditions.
CAUTIONOnly a qualified service provider should remove, handle and dispose of DPF ash. These
materials may be considered hazardous under federal, state and local regulations, and must be handled and disposed of properly.
To avoid unnecessary buildup of diesel particulates or soot in the exhaust filter system:
1. Utilize the Automatic Exhaust Filter Cleaning mode.
2. Avoid unnecessary idling.
3. Use proper engine oil. Refer to the engine operator’s manual.
4. Use only ultra low sulfur diesel fuel. Refer to the OEM engine operator’s manual.
CHECKING GENERATOR DRIVE PLATE TORQUEFollow the procedure below to check the torque of the generator drive plate bolts in accordance with the maintenance chart. Refer to Basic Maintenance Schedule - John Deere Engine.
1. Disconnect engine starting battery.
2. Remove generator fan guard.
3. Tighten each of the drive plate bolts to the appropriate specification shown in the table below.
4. Reinstall generator fan guard.
5. Reconnect battery.
JACK MAINTENANCEThe following procedures should be performed at least annually.
Side-Wind Models
• The internal gearing and bushings of the jack must be kept lubricated. Apply a small amount of automotive grease to the internal gearing by removing the jack cover, or if equipped, use a needle nose applicator or
Unit ft-lbs (Nm)MMG130DI4 36 (49)MMG175DI4 46 (63)MMG205DI4 47 (64)
40 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Maintenance
standard grease gun on the lubrication point found on the side of the jack near the crank. Rotate the jack handle to distribute the grease evenly.
• A lightweight oil must be applied to the handle unit at both sides of the tube.
• If equipped, the axle bolt and nut assembly of the caster wheel must also be lubricated with the same lightweight oil.
Top-Wind Models
• Apply a lightweight oil to the screw stem.
Figure 4-1. Apply Oil
TRAILER WHEEL BEARINGSThe trailer axles are equipped with a grease fitting to allow lubrication of the wheel bearings without the need to disassemble the axle hub. To lubricate the axle bearings, remove the small rubber plug on the grease cap, attach a standard grease gun fitting to the grease fitting and pump grease into the fitting until new grease is visible around the nozzle of the grease gun. Use only a high quality grease made specifically for lubrication of wheel bearings. Wipe any excess grease from the hub with a clean cloth and replace the rubber plug when finished. The minimum recommended lubrication is every 12 months or 12,000 miles (19,312 km). More frequent lubrication may be required under extremely dusty or damp operating conditions.
Oil Grease
GreaseGrease
Oil Oil
OilOil
00243
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 41
Maintenance
This Page Intentionally Left Blank
42 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Section 5 - Troubleshooting
GENERAL TROUBLESHOOTINGSome of the more common problems are listed in the table below. This information is intended to be a check or verification that simple causes can be located and fixed. It does not cover all types of problems. Refer to the OEM engine operator’s manual for additional troubleshooting information. Procedures that require in-depth knowledge or skills should be referred to a trained technician.
Table 1 - General Troubleshooting Guide
Problem Possible Cause Solution
Low Fuel Level Shut-down
Low fuel level
Unit not level
Fuel tank leaking
Damaged fuel sender or wiring
Check fuel level in LCD window of controller.
Verify unit is sitting level to ensure an accurate reading.
Check tank for leaks.
Check for continuity between sender and engine controller. (Refer to DC wiring diagram.)
Low Oil Pressure Shutdown
Low oil level
Oil leaking from engine
Oil pressure sender
Check oil level on dipstick. Add oil, if needed.
Visually inspect the engine for leaks. Restart unit and verify loss of pressure. Shut down immediately if pressure does not reach 5 psi (34 kPa) within five seconds.
See the OEM engine operator’s manual to identify correc-tive action.
Low Coolant Level Shutdown
Low coolant level
Coolant hoses leaking
Engine block or water pump leaking
Allow engine to cool, then check coolant level in radiator. Add coolant if needed.
Inspect hoses for leaks. Repair or replace as necessary.
Visually inspect for leaks. Verify no coolant has mixed with the engine oil (oil will appear milky). See the OEM engine operator’s manual for additional information.
High Coolant Tem-perature Shutdown
Low coolant level
Blockage in radiator
Leakage in coolant hoses, engine block, or water pump
Add coolant if needed. Allow engine to cool, then check coolant level in radiator. Restart engine and check coolant temperature (on controller). Stop engine immediately if coolant temperature is 210°F (99°C) or more.
Check radiator shroud and ducting for blockage and remove any foreign matter.
Inspect for visible leaks. Check tension of water pump ser-pentine drive belt.Remove load on generator and restart engine. Check cool-ant temperature and shut engine down immediately if it starts to overheat. See the OEM engine operator’s manual for additional information on engine overheating.
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 43
Troubleshooting
Overcrank Shutdown Fuel level low
Check fuel level in tank.Check fuel pump operation.Check air filter for blockage.See the OEM engine operator’s manual for additional infor-mation.
Overspeed or Under-speed Shutdown
Frequency setting incor-rect
Disconnect all loads and restart unit. Read frequency (Hz) in the LCD window on controller. Frequency should read 60 Hz.If frequency is above 60 Hz, engine speed will need to be adjusted. Contact Generac Mobile Products to adjust volt-age.
Table 1 - General Troubleshooting Guide
Problem Possible Cause Solution
44 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Section 6 - Wiring Diagrams
AC WIRING - 3 POSITION VOLTAGE SELECTOR SWITCH - MMG130DI4
BREAKER240V 50A
BRN
240V 50ABREAKER
240V 50ABREAKER
BLK
BLK
BLK
BLK
BRN
5 913
6 10 14
7
8
11
12
15
16
T5
BLK
BLK
BLK
GRN/YEL
(T7)
CT-3
L2 L3
SH
UN
T
L1
CT-2CT-1
BLK
GRN/YEL
GRN/YEL GRN/YEL
PAIR BLK
PAIR BLK
1
2
3
4
T4
GROUNDTO GEN FRAME
L0
MECHANICAL LUGS
GROUNDTO
FRAME
BLK
BLK50A240V
RCPT.
BLK
GFCIRECPT
120V
17 21 25
18 22 26
19
20
23
24
27
28
T9
RCPT.
240V50A
50ARCPT.
240V
BLK
BLK
BLK
T6T8T10T11T7T1T12
T2
T3
GENERATOR
F+ F-
120V20ABRKER
120V
RECPTGFCI
L3
L2
L1
L0
12V
DC
(T9)
GRN/YEL
BRKER20A120V
GND
BLKRED
31 PINCONN2
LT BLU LT BLU
LT BLU LT BLU LT BLU
BLK
BLK
PAIR BLK(L0)
JUMPER WIRE ONPHASE SWITCH
12-17
WIRES NOT USED IN BUCK BOOST OPTION
SEE DC WIRING DIAGRAM FOR CT CONNECTIONS
MAIN CIRCUIT
BREAKER
TP1
TP3
TP2
TP4
TP5
VOLTAGEPM600
A2
VR1VR2
F+F-
5 AMP FUSEON REGULATOR
50HZ60HZ
T9T7
A1
RDBKWTBK
REGULATOR
TO POWER ZONEAVR PINS SEE DC DWG
TO POWER ZONE PIN 40
P2P1
BNBN/WT
BN/WTBN
TO POWER ZONE PIN 39
23
90473_A_05.19.15
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 45
Wiring Diagrams
AC WIRING - 3 POSITION VOLTAGE SELECTOR SWITCH - MMG175DI4
BREAKER240V 50A
BRN
240V 50ABREAKER
240V 50ABREAKER
BLK
BLK
BLK
BLK
BRN
5 913
6 10 14
7
8
11
12
15
16
T5
BLK
BLK
BLK
GRN/YEL
(T7)
CT-3
L2 L3
SH
UN
T
L1
CT-2CT-1
BLK
GRN/YEL
GRN/YEL GRN/YEL
PAIR BLK
PAIR BLK
1
2
3
4
T4
GROUNDTO GEN FRAME
L0
MECHANICAL LUGS
GROUNDTO
FRAME
BLK
BLK50A240V
RCPT.
BLK
GFCIRECPT
120V
17 21 25
18 22 26
19
20
23
24
27
28
T9
RCPT.
240V50A
50ARCPT.
240V
BLK
BLK
BLK
T6T8T10T11T7T1T12
T2
T3
GENERATOR
F+ F-
120V20ABRKER
120V
RECPTGFCI
L3
L2
L1
L0
12V
DC
(T9)
GRN/YEL
BRKER20A120V
GND
BKRD
CONN 231 PIN
LT BLU LT BLU
LT BLU LT BLU LT BLU
BLK
BLK
PAIR BLK(L0)
(3) JUMMPER WIRES ON PHASE
SWITCH 15-20, 12-17, 10-21
WIRES NOT USED IN BUCK BOOST OPTION
SEE DC WIRING DIAGRAM FOR CT CONNECTIONS
MAIN CIRCUIT
BREAKER
TP1
TP3
TO POWER ZONE PIN 40
VOLTAGEPM600
A2
VR1VR2
F+F-
5 AMP FUSEON REGULATOR
50HZ60HZ
T9T7
A1
RDBKWTBK TO POWER ZONE
REGULATOR
AVR PINS SEE DC DWG
P2P1
BNBN/WT
BN/WTBN
TO POWER ZONE PIN 39
23
90471_A_05.19.15
46 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Wiring Diagrams
AC WIRING - 3 POSITION VOLTAGE SELECTOR SWITCH - MMG205DI4
BREAKER240V 50A
BRN
240V 50ABREAKER
240V 50ABREAKER
BLK
BLK
BLK
BLK
BRN
BLK
BLK
BLK
GRN/YEL
(T7)
CT-3
L2 L3
SH
UN
T
L1
CT-2CT-1
BLK
GRN/YEL
GRN/YEL GRN/YEL
PAIR BLK
PAIR BLK
GROUNDTO GEN FRAME
L0
MECHANICAL LUGS
BLK
BLK50A240V
RCPT.
BLK
GFCIRECPT
120V
RCPT.
240V50A
50ARCPT.
240V
BLK
BLK
BLK
120V20ABRKER
120V
RECPTGFCI
L3
L2
L1
L0
12V
DC
(T9)
GRN/YEL
BRKER20A120V
GND
BLKRED
31-PIN
LT BLU LT BLU
LT BLU LT BLU LT BLU
BLK
BLK
PAIR BLK(L0)
WIRES NOT USED IN BUCK BOOST OPTION
SEE DC WIRING DIAGRAM FOR CT CONNECTIONS
MAIN CIRCUIT
BREAKER
T5
T4
GROUNDTO
FRAME
7
T9
T6
T8
T10
T11
T7
T1
T12
GENERATOR
F+ F-
(3) JUMMPERS ON PHASE SWITCH 7-43,
30-43, 30-37
T2
T33
1117
10
216
20
24
43
34
30
37
40
48
5554
50
1 3 5
642
VOLTAGEPM600
A2
VR1
F+F-
5 AMP FUSEON REGULATOR
T9T7
A1
BN/WTBN
RDBKWTBK
BNP2P1 BN/WT
TO POWER ZONEAVR PINS
REGULATOR
TO POWER ZONE PIN 40
TO POWER ZONE PIN 39CONN 2
2
3
VR250HZ60HZ
90469_A_05.19.15
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 47
Wiring Diagrams
AC WIRING - 4 POSITION VOLTAGE SELECTOR SWITCH OPTION - MMG130DI4, MMG175DI4
BRN
GRN/YEL 10GA
(T7)
CT-3
L2 L3
SH
UN
T
L1
CT-2CT-1
BREAKER
GRN/YEL 14GA
GRN/YEL 10GAGRN/YEL 10GA
GROUNDTO GEN FRAME
L0
MECHANICAL LUGS
12V
DC
(T9)
GRN/YEL 14GA
GND
(L0)
BLKRED
CIRCUIT
23
BRN
DEUTSCH PLUG31 POS CONN2
XG
WY
XG
WY
XG
WY
50ACIRCUIT
BLKBLKBLKBLKBLKBLK
BLU
BREAKER
50ACIRCUIT
BREAKER
50ACIRCUIT
BREAKER
BLK
BLK
BLK
BLK
BLK
BLK
BLU
BLU
BLU
BLU
20 AMPG.F.I.
OUTLET
20 AMPG.F.I.
OUTLET20 AMP20 AMP
BLK
BLK
BLK BLK
BLK
BLK
BLK
REDBLK
T4
GROUNDTO
FRAME
T9
T6T8
T10
T11T7T1
T2
T3
GENERATOR
F+F-
34
3329
30
36
35
32
31
37
38
39
40
T5
T12
5 9 13
6 10 14
7
8
11
12
15
16
1
2
3
4
2
781
4 6 53
BRN/WHT BRN
RED
GN/YL
BN/WTBL
RDVOLT REGULATION
RELAY
17 21 25
18 22 26
19
20
23
24
27
28
RD/BK
BLK
TO POWER ZONE PIN 40
BLK
TP2
TP3A
TP3
TP0
TP1
29
DEUTSCH PLUG31 POS CONN2
28
DEUTSCH PLUG31 POS CONN2
SEE DC PRINTTO TB1 FUSED & SWITCHED
RED
VOLTAGEPM600
A2
VR1VR2
F+F-
5 AMP FUSEON REGULATOR
50HZ60HZ
T9T7
A1
RDBKWTBK
AVR PINSTO POWER ZONE
REGULATOR
P2P1
BNBN/WT
BN/WTBN
TO POWER ZONE PIN 39
90472_A_05.19.15
48 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Wiring Diagrams
AC WIRING - 4 POSITION VOLTAGE SELECTOR SWITCH OPTION - MMG205DI4
BRN
GRN/YEL 10GA
(T7)
CT-3
L2 L3
SH
UN
T
L1
CT-2CT-1
BREAKER
GRN/YEL 14GA
GRN/YEL 10GAGRN/YEL 10GA
GROUNDTO GEN FRAME
L0
MECHANICAL LUGS
12V
DC
(T9)
GRN/YEL 14GA
GND
(L0)
BKRD
3/0
CIRCUIT
PN
BRN
DEUTSCH PLUG21 PIN
XG
WY
XG
WY
XG
WY
50ACIRCUIT
BLKBLKBLKBLKBLKBLK
BLU
BREAKER
50ACIRCUIT
BREAKER
50ACIRCUIT
BREAKER
BLK
BLK
BLK
BLK
BLK
BLK
BLU
BLU
BLU
BLU
20 AMPG.F.I.
OUTLET
20 AMPG.F.I.
OUTLET20 AMP20 AMP
BKRD
3/0
3/0
3/0
TO POWER ZONE PIN 40
BLK
BLK
BLK
BLK
BLK
BLK
OR
N
YE
L
VOLTAGE
A2
VR1VR2
F+F-
5 AMP FUSEON REGULATOR
50HZ60HZ
T9T7
A1
RDBKWTBK
REGULATOR
AVR PINSTO POWER ZONE
P2P1
BNBN/WT
BN/WTBN
TO POWER ZONE PIN 39
RD/BK29
DEUTSCH PLUG31 POS CONN2
SEE DC PRINTTO TB1 FUSED & SWITCHED
28
DEUTSCH PLUG31 POS CONN2
GROUNDTO
FRAME
GENERATOR
F+ F-
T7
T10
T11
T12
T3T2T1
T4T5T6
T8T9
1
57
1623
36
44
7
65
56
61
52
6033
48
2 14404
41
26
68
7011 19 32 8
VOLT REGULATIONRELAY
YLOR
BKWT/BN
GN
RDBN
3 564
1 8 7
2
6
BN/WT
TP1
RD
90470_A_05.20.15
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 49
Wiring Diagrams
AC WIRING OPTIONS
90415_T_06.17.15
T7 T9
L1L3
L2
BR
EA
KE
RC
IRC
UIT
GE
N
T1 T2 T3 T4 NE
UTR
AL
BA
R
L1 L2L0T7 T9
BR
OR
DE
DIC
ATE
D24
0V G
EN
TO G
EN
VO
LT L
3
TO G
EN
VO
LT L
1
CIR
CU
ITB
RE
AK
ER
CA
MLO
CK
PAN
EL
GN
DL0
L1L3
L2
L1L3
L2
CA
MLO
CK
PAN
EL
GN
DL0
L1L3
L2A
LT
NO
TE: R
EP
EAT
ALT
CA
M L
OC
K F
OR
AD
DIT
ION
AL
SE
TS.
CA
M L
OC
KS
TO L
UG
BLO
CK
GR
OU
ND
TO L
UG
BLO
CK
GR
OU
ND
65
8
7 2
VO
LTA
GE
RE
LAY
H1
H3
X2
X4
X1
X3
H2
H4
BK
RD
PO
WE
RR
ELA
Y
BK
BK
WH
T
BK
BU
CK
XFO
RM
ER
BK
786
512
34
CO
M
NC
NO
BN BN
WT
WT
TO T
7
TO 1
20V
BR
EA
KE
RS
BU
CK
TR
AN
SFO
RM
ER
TO L
0TO
L0
E3
E2
E1
YL
RD
BK
DO
WN
CG
ND
UP
TO T
9
TO T
7B
K
RD
WT
DR
OO
P O
FF
AD
JUS
TME
NT
SW
ITC
HR
EM
OTE
VO
LTA
GE
DO
WN
UP
BN
43 F+ F-B
K
BN
/WT
RD
DV
R 2
000E
+P N
DE
UTS
CH
21 P
IN
CO
NN
-1C
ON
N-2
31 P
IN
DE
UTS
CH
32
OR
F+ F-
CO
NN
-2
21 P
IN
DE
UTS
CH
M15
DE
UTS
CH
31 P
IN
CO
NN
-2O
R
TO T
8
LUG
D
OO
RN
ON
-PO
WE
R
ZON
E
RE
CO
NN
EC
T D
OO
R
PM
G
S R
BN
BN
BN/WT
DE
UTS
CH
21 P
IN
CO
NN
-2
BN
/WT
BN
/WT
US
ED
ON
BN
/WT
CO
NN
-2
31 P
IN
DE
UTS
CH
67
GN
/YL
WT
3433
SO
ME
MO
DE
LS
PO
WE
R Z
ON
EC
ON
TRO
L O
NLY
3940
NO
N-P
OW
ER
ZON
E
B V
DE
UTS
CH
21 P
IN
CO
NN
-1
AN
DH
IGH
ER
MM
G23
5U
SE
D O
NO
RO
RM
MG
185
US
ED
ON
LO
WE
RA
ND
NO
N-P
OW
ER
ZON
E M
OD
ELS
ON
LY
AU
X +
AU
X -
BK
WT
PO
WE
R Z
ON
EO
NLY
PO
WE
R Z
ON
E P
OS
37
PO
WE
R Z
ON
E P
OS
38
(NO
T U
SE
D IN
PO
WE
R Z
ON
E)
PO
WE
R Z
ON
E O
NLY
DV
R
GE
N
HE
ATE
R
HE
ATE
RS
PLI
CE
SP
LIC
E
WIR
E
TO
ED
ISO
N
PLU
G
H1
H2
H4H
3B
K
WT
GN
GR
OU
ND
RIN
G T
O
GE
NE
RAT
OR
BO
X
BO
LT
GE
NE
RAT
OR
HE
ATE
R
50 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Wiring Diagrams
DC WIRING
TO 3
PO
S L
UG
BLO
CK
T7
OR
31
PO
S D
EU
TSC
H P
IN 6
FO
R P
MG
S
EE
AC
PR
INT
TO GN
DB
AR BA
RG
ND
TO
TO GN
DB
AR
TO GN
DB
AR
BA
RG
ND
TO
TO GN
DB
AR
TO GN
DB
AR
TO GN
DB
AR
BA
RG
ND
TO
BK
CLR
SH
LD
TO GN
DB
AR
TO GN
DB
AR
FUE
LLE
VE
L
WT/VI
RD/VI 2122
NC
TOG
EN
FIE
LDLO
W
CO
OLA
NT
GY/BK
BK/WT
BK GENF-
RD GENF+
63
220
813
3130
1514
1911
1221
221
518
423
710
2829
2425
2627
916
1731
PIN
OP
TIO
NA
LH
EAT
ED
FUE
LFA
NO
PTI
ON
AL
CLU
TCH
FILT
ER
GY/OR
BK/WT
LIG
HT
INTE
RIO
RBK/WT
FUE
LO
PTI
ON
AL
XFE
R
PWR
GND
OP
TIO
NA
L
VI/YL
OP
TIO
NA
LP
MG
BK/WT
CO
NN
2
BN/WT
BN BN
BN/WT
PU
MP
RD/VI
E-S
TOP
SW
ITC
H
GY/OR
BK/WT
RD/BK
BK/WTBK/WT
BK/WT
RD/WTRD/WT
CLR
FORCE REGEN
INHIBIT REGEN
LOW COOLANT
REMOTE START
FAN CLUTCH
LUG DOOR
FUEL XFER ENABLE
SH
UN
T TR
IP
FUEL TRANSFER
ALARM
RED BEACON
OIL LEVEL
RECONNECT DOOR
LEAK DETECT
TO V
OLT
AG
E R
EG
ULA
TOR
SE
E A
C P
RIN
T
FOR
VR
EG
CU
TOU
T
BK
RD
BL
BN/WT
OR/WT
YL/WT
GN/YL
WTCT-1
CT-2
CT-3
WT
WT
BK/WT
RD/VI
RD/YL
WT/VI
BK/WT
OR
SW
ITC
HS
ER
VIC
E
GY/OR
TB3
21
RE
MO
TES
TAR
TC
ON
TAC
T
BK/WT
INHIBIT REGEN SWITCHINHIBIT
MANUAL
AUTO GN
DB
AR
BK/WT TO
BK/WT
L3L2
L1
SHUNT
MA
INB
RE
AK
ER
YL
YL L0WT
WT
GN/YL
GN/YL
GN/YL
RD
/BK
CO
NTR
OL
PO
WE
RS
WIT
CH
RD
/BK
RD/WT
RD
/BK
RD/BK
GY/YL
X T CA WM N P R SH JK LU E BV DF G
BK
RD
RD 21
PIN
CO
NN
1
OR
CA
N-L
OW
CA
N-H
IGH
CA
N-S
HIE
LD
24 V
+
BAT
TER
Y STA
RTE
RA
LT
RD
RD
30A
EN
GIN
EG
ND
BK
BK
CLR
SH
LD
VI/YLVI/YL
IGN
ITIO
N
8787A86
3085
RD/YLR
D
STA
RT
RD
RD
87
87A86
3085
FAN
CLU
TCH
GY
/YL
RD
/VI
87
87A86
3085
RD
/WT
FILT
ER
HE
ATE
DR
D/V
I
BK
RD
VO
LTA
GE
TO
F-
F+
RE
GU
LATO
R
RD
/VI
TO E
XPA
NS
ION
MO
DU
LES
RD
/VI
BK
AMB BEACON
OR/BK
OR/WT
OR/YL
TO V
OLT
AG
ER
EG
ULA
TOR
BK/WT
BATT
FUSEDFU&SW
20A
15A
20A
FUS
EB
LOC
KRD/BK
PO
WE
RTO
DIS
PLA
Y
RD/BK RD
/WT
RD
/WT
RD
RD
RD
RD
RD
RD RD
OR
RD/VI
RD
/VI
RD
/WT
RD
/WT
OR/BK
OR/WT
OR/YL
TO D
ISP
LAY
RS
485
RD
/BK
BK
/WT
SPA
RE
VI/Y
L
RD/VI
AB
AB
CD
EF
GH
IJ
KJ
IH
GF
E
GY/BL
GY/GN
WT
BN/WT
BN/WT
WT
BK
SE
E A
C P
RIN
T
GY/BK
OR/WT
RD
/BK
BK
/WT
1 2 3 4TB1
VI/Y
L
N.O
.4
PO
S
RD
RD/BK
PH
AS
ES
WIT
CHRD/BK
RDTO VREG RELAY PIN 7
RE
CO
NN
EC
T/LU
G D
OO
R
RD/BK
LUG
DO
OR
LEA
K
DE
TEC
TS
WIT
CH
RE
CO
NN
EC
TD
OO
RC
TS
EN
SIN
GN
EU
TRA
L
405
&46
5
ALARM
REDBEACON
AMBERBEACON
OR/BK
OR/WT
OR/YL
BK/WT
LOAD SHED
BK/WT
GY
GY
BK/WT
GY/BK
SPARE
RD
BK/WT
WT/RD
WT/RD
BK/WT
OPTIONAL
OPTIONAL
OPTIONAL
OPTIONAL
SPARE
GY
/OR
AB
OP
TIO
NA
L
T8
OPTIONAL-DVR
FUELRD/VI
RD/VI
RD
RD
/VI
RD
/VI
WT/VI
WT/BL
BL
WT/BL
BL
BK/WT
YLYL
WT/RD
BK/WT
GY
BK/WT
BK
CLR
SHLD
BK
/WT
BK
/WT
CN
O
CN
O
(HE
LDC
LOS
ED
NO
RM
ALL
Y)
(HE
LDC
LOS
ED
NO
RM
ALL
Y)
AC
DW
GS
EE
12V
OR
BK
OR
MO
DU
LE 7
740
CHRG ALT
MP
U
FUEL LEVEL (FLEXIBLE)
BAT
TER
Y
+VE
-VE
OIL PRESSURE
11 IN
PU
TS
FUEL
CRANK
COMMON GROUND
WATER TEMP
CLO
SE
GE
N DO
UTP
UT
AUX FUEL TANK SENDER
CO
UTP
UT
FLE
XIB
LE IF
J193
9 IS
US
ED
SC
R
4645
4443
4241
3924
2322
6766
6564
6362
6160
1918
1716
156
54
31
2
GE
N V
OLT
SWV
UN
SC
R
BAR
S23
2
L3L2
L1
RS
485
V1
+VE
6 FE
T O
UTP
UTS
GO
VE
RN
OR
AVR
O/P
O/P
LH
SC
R
EN
GIN
E E
CU
MS
C
SC
RH
LB
AS
CR
5640
3029
2857
5049
4847
6968
711
109
838
3736
3534
2726
25
3231
33
BA
AB
1213
BU
S V
OLT
S
NS
TR
PO
RT
PR
OG
RA
MM
ING
US
B
L2L3
L1
70
US
B H
OS
TR
J45
ETH
ER
NE
T
S2
S1
L1 L
OA
DC
UR
RE
NT
8660
ON
LYV
2
90438_H_11.02.15
1. T
O A
DD
OP
TIO
NA
L R
EM
OTE
AN
NU
NC
IATO
R (C
OM
MU
NIC
ATIO
NS
) FO
R A
TT G
EN
ER
AC
US
E A
NA
LOG
EX
PAN
SIO
N M
OD
ULE
.2.
TO
AD
D O
PTI
ON
AL
AN
ALO
G G
AU
GE
S U
SE
AN
ALO
G E
XPA
NS
ION
MO
DU
LE.
NO
TES
:
CO
MC
T4L3
S1
L2S
1G
EN
CU
RR
EN
TL1
S1
CT1
CT2
CT3
NS
1
5455
5352
51
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 51
Wiring Diagrams
DC WIRING OPTIONS
FAN
CLU
TCH
RE
LAY
TOC
TRL
BO
7
RD/WT
FUE
L H
EAT
RE
LAY
TO G
ND
BA
R
BK/WT CO
NN
-221
PIN
2524
CA
31 P
IN
OR
FILT
ER
HE
ATE
R
NC
ES
TOP
22R
D/V
I
2A F
US
E
SPLICE TO G
ND
BA
RBK/WT RD
/BK
CO
NN
-2
21 P
INDE
UTS
CH
2120
XW
31 P
IN
OR
CO
NN
-2
BK
/WT
RD
/BK
MM
G 4
05&
465
ON
LY
OR
25A
FUS
E
WT
RD
BK
BK
BK BK
WT 6
WT 4
WT 12
WT 8
WT
GY
/OR
21 P
IN T
CO
NN
-2D
EU
TSC
H
RD
/VI
RD
SP
LIC
ER
D
31 P
IN ?
DE
UTS
CH
CO
NN
-1
MAY
VAR
Y
15A
FUE
L TR
AN
SFE
R E
NA
BLE
SW
GR
Y/V
IOB
LK/W
HT
BK
/WT
RD
/VI
FUE
LTR
AN
SFE
RP
UM
P
FUE
L X
FER
RE
LAY
TO G
ND
BA
R
TO G
ND
BA
R
BK
/WT
CO
NN
-2D
EU
TSC
H
13 14
31 P
IN
RD/VI
RD
TO T
B1
(BAT
T)
GY/VI
TO P
Z C
ON
TRO
L P
IN 9
23 22
DE
UTS
CH
31 P
IN
CO
NN
-2
TO P
Z C
ON
TRO
L P
IN 6
7
-
12 V
+
BLK
BAT
TER
Y D
ISC
ON
NE
CT
BAT
TER
YD
ISC
ON
NE
CT
BAT
TER
Y
FAN
CLU
TCH
GY
/OR
BK
/WT
TO G
ND
BA
R
87 87A
86
30
85
GY
/OR
RD/VI
FAN
CLU
TCH
HE
ATE
D
FILT
ER
FUE
L
87 87A
86
30
8510M
TB
GY
/OR
MTB
PIN
1
1
MTB
SO
LAR
PAN
EL
CH
AR
GE
MO
DU
LE
-+
BAT
TER
Y12
V
BLK
RE
D SO
LAR
BAT
TER
Y C
HA
RG
ER
BO
7
- BO
6
BO
5
BO
4
D++
RE
LAY
BO
AR
D
PLU
G
LAB
EL
RE
MO
TES
TAR
TR
EM
OTE
CO
MM
UN
ICAT
ION
12
34
BI2
SW
ITC
H
DE
TEC
TLE
AK
FLO
AT
BI4
(FU
EL)
OR
ES
TOP
ON
UN
ITS
UP
TO M
MG
55
87 87A
86
30
85
FUE
LTR
AN
SFE
RP
UM
P P
Z
BATT
FUSEDFU&SW
TB1
BK
/WT
RD
/BK
INTE
RIO
RLI
GH
T 1
INTE
RIO
RLI
GH
T 2 B
KR
D/B
K
CO
NTR
OL
LIG
HT
PZ
PAN
EL
RD
/BK
RD
/WT
INTE
RIO
RC
AB
INE
TLI
GH
T P
Z
BATT
FUSEDFU&SW
TB1
RD
/WT
RD
/BK
BK
/WT
BK
/WT
CO
MC
OM
CO
MC
OM
NO
NO
NO
NO
++
++
--
--
RE
MO
TE C
OM
MU
NIC
ATIO
NR
ELA
Y B
OA
RD
12
34
56
1211
109
87
12
12
..
..
90416_N_11.20.14
52 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Wiring Diagrams
WIRING BLOCK DIAGRAM - DEDICATED 12 LEAD GENERATORS OPTION
LOL3
L2L1
TO C
ON
TRO
L B
OX
LOL3
L2L1
TO C
ON
TRO
L B
OX
LOL3
L2L1
TO C
ON
TRO
L B
OX
LOL3
L1TO
CO
NTR
OL
BO
X
LOL3
L1TO
CO
NTR
OL
BO
XLO
L3L2
L1TO
CO
NTR
OL
BO
X
TO G
EN
ER
ATO
R
480/
277V
3P
HH
IGH
WY
E
208/
120V
3P
H L
OW
WY
E
240/
120V
3P
HH
IGH
DE
LTA
120V
3P
HLO
W D
ELT
A24
0/12
0V 1
PH
LOW
ZIG
ZA
G
480/
240V
1 P
HH
IGH
ZIG
ZA
G
TO G
EN
ER
ATO
R
TO G
EN
ER
ATO
R
TO G
EN
ER
ATO
RTO
GE
NE
RAT
OR
L9
L7
T10T11T12T3T9T6T8T5T2T1T7T4
T1T7
T8T12
T3T9
T11T10T5T4
T9T6
T5T8
T11T2
T10T12T7T4T1
T3
T10
T3T9T6T1T4T7
T12T5T8T2
T6T2
T11T9T5T3
T8T4T2
T10
T6T7
T1
T12
T2T8
T11T12
T10T6T5T4
T3T9
T1T7
L9
L7
L9
L7
L9
L7
L9
L7
T11
TO G
EN
ER
ATO
R
NO
TE:
1. C
AB
LES
TO
CO
NTR
OL
BO
X M
AY C
ON
TAIN
1, 2
OR
3 W
IRE
S D
EP
EN
DIN
G O
N T
HE
MO
DE
L A
ND
VO
LTA
GE
.2.
AP
PLI
ES
TO
ALL
12
LEA
D G
EN
ER
ATO
RS
TO
BE
HA
RD
WIR
ED
IN G
EN
BO
X.
90302_A_11.06.12
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 53
Wiring Diagrams
TRAILER LIGHTS WIRING
LAM
PLA
MP
LAM
P
FEN
DE
R
RE
D
LAM
PS
TOP
-TU
RN
SIG
NA
L LA
MP
RIG
HT
IDE
NTI
FIC
ATIO
NLI
GH
T B
AR PLA
TELA
MP
STO
P-T
UR
NS
IGN
AL
LAM
PR
IGH
T
MA
RK
ER
RE
DM
AR
KE
RA
MB
ER
MA
RK
ER
AM
BE
RM
AR
KE
R
RE
D
LAM
PM
AR
KE
RLA
MP
LAM
P
RE
DM
AR
KE
RA
MB
ER
MA
RK
ER
FEN
DE
RLA
MP
AM
BE
RM
AR
KE
R
TRA
ILE
RP
LUG
WT
BN YL
GN
BK
BK
BK
BK
BK
BK
BK
BK
BK
WT
BN
WT
BN
WT
BN
BN
WT
BN
GN
WT
BK
WT
WT
YL
BN
BN
WT
WT
BNB
K
BK
BK
BK
BK
BK
BK
BK
WT
BN
WT
BN
BKRD
WT
WT
RD
BK
90386_A_02.14.14
54 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Wiring Diagrams
WIRING HARNESS - ELECTRIC BRAKE OPTION
BAT
TER
Y
BR
EA
KAW
AYS
WIT
CH
BL
WT
BK
BR
AK
EB
RA
KE
BL
BR
AK
EB
RA
KE
WT
TAN
DE
M A
XLE
BR
AK
E
BR
AK
E
TRI-A
XLE
SIN
GLE
AX
LE
SPLICE
SPLICE
SPLICE
SPLICE
SPLICE
SPLICE
SPLICE
SPLICE
SPLICE
SPLICE
SPLICE
SPLICE
BL
WT
BL
WT
SPLICE BK
BL
WT
SPLICE
BL
FRA
ME
GN
D
90286_E_03.18.14
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 55
Wiring Diagrams
This Page Intentionally Left Blank
56 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
Section 7 - Options & Accessories
GENERATOR CAM LOCK CONNECTIONS OPTIONThe unit may be equipped with cam lock connections, located below the receptacles. These receptacles provide connection points for the attachment of external loads to the generator. A large decal on the inside of the connection lug door details the proper connections for selected voltages.
WARNINGIt is HIGHLY RECOMMENDED that only a trained and licensed electrician perform any wiring and related connections to the generator. Installation should be in compliance with the National Electrical Code (NEC), state and local regulations. Failure to follow proper installation requirements may result in equipment or property damage, per-
sonal injury or death.
WARNINGBefore any connections are made to the generator, make sure that the main circuit breaker and the Control Power switch are OFF (O) and that the negative (-) battery cable is disconnected. Potentially lethal voltages may be present at the generator
connection lugs.
DANGERIMPROPER OR INCORRECT CONNECTIONS TO A BUILDING’S ELECTRICAL SYSTEM CAN CAUSE POTENTIALLY LETHAL VOLTAGE TO BACKFEED INTO UTILITY LINES. THIS MAY RESULT IN INJURY OR ELECTROCUTION TO UTILITY WORKERS NEARBY. MAKE SURE THE GENERATOR IS SUPPLYING POWER TO AN ISOLATED OBJECT
OR BUILDING THAT IS NOT CONNECTED TO ANY UTILITY LINES.
Connections should be made by plugging power cables equipped with series 16 taper nose 400A/600V cam lock plugs into the cam lock receptacles. Secure the connection by rotating the plug a 1/2 turn to the right. The lug door is equipped with safety interlock switches that will trip the main circuit breaker and disable the voltage regulator, dropping the generator output to residual voltage, if the door is opened while the unit is operating.
Figure 7-1. Cam Lock Connections
WARNINGDO NOT attempt to disable or modify the lug door safety switches. Equipment damage,
personal injury or death may result.
A ground connection is located on the far right of the cam lock panel. The unit MUST be connected to a good earthen ground for proper operating safety. The generator neutral is bonded to ground when it is shipped from the factory. The bonding plate will need to be removed when the generator is used as a standby power source. INSTALLATION SHOULD BE IN COMPLIANCE WITH THE NATIONAL ELECTRICAL CODE (NEC),STATE AND LOCAL REGU-LATIONS.
L1L2L3
N (Neutral)G (Ground)
BlackRedBlueWhiteGreen
CAM LOCK PANEL
00451
33722 D MMG130DI4/175DI4/205DI4 Operating Manual 57
Options & Accessories
VISCOUS FAN CLUTCH OPTIONThe viscous fan clutch option allows the engine cooling fan to engage at lower speeds and disengage at higher speeds, increasing cooling system efficiency. The cooling fan will engage at full speed when the coolant temperature rises. When the fan is operating at full speed, it will switch to a slower speed when the coolant temperature drops. There will be an audible difference when the engine cooling fan switches speeds. Depending on unit model, the temperature ranges vary between 170°F and 200°F (77°C and 93°C).
58 MMG130DI4/175DI4/205DI4 Operating Manual 33722 D
OIL GRADE: _____________________________________ BRAND: __________________________________
COOLANT MIXTURE: _____________________________ BRAND: __________________________________
__________________________________________________________________________________________
__________________________________________________________________________________________
__________________________________________________________________________________________
__________________________________________________________________________________________
__________________________________________________________________________________________
__________________________________________________________________________________________
__________________________________________________________________________________________
__________________________________________________________________________________________
__________________________________________________________________________________________
Date Hours to Service Oil Level Coolant
Level Date Hours toService Oil Level Coolant
Level
Service Log
59
___________________________________________________________________________
___________________________________________________________________________
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___________________________________________________________________________
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Notes
60