water pump - quality service manual · 2016. 6. 18. · 30-22 pc75uu-2 cd . disassembly and...
TRANSCRIPT
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DISASSEMBLY AND ASSEMBLY
REMOVAL OF FUEL INJECnON PUMP Serial No.: 7928 and up
A Disconnect the cable from the negative (-) terminal of the battery.
1. Disconnect 3 fuel feed hoses (1).
2. Remove lubrication tube (2).
3. Disconnect engine stop solenoid rod (3). ~
4. Disconnect fuel control cable (4). I* 2 I
5. Remove return spring (5).
6. Disconnect bracket (6).
7. Disconnect 4 delivery tubes (7).
8. Remove fuel injection pump assembly (8). I* 41
INSTALLATION OF FUEL INJECTION PUMP ASSEMBLY Serial No.: 7928 and up
• Carry out installation in the reverse order to removal.
'*I I * Adjust the engine stop solenoid linkage. For details, see TESTING AND ADJUSTING.
'* 21 * Adjust the fuel control linkage. For details, see TESTING AND ADJUSTING.
l>clj ~ Sleeve nut:
22.1 ± 2.5 Nm {2.25 ± 0.25 kgm}
'* 4! * Adjust fuel injection timing. For details, see TESTING AND ADJUSTING.
30-14 CD
· FUELINJECTION.PUMP
PC75UU-2
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DISASSEMBLY AND ASSEMBLY
INSTALLATION OF FUEL INJECTION PUMP ASSEMBLY
Serial No.: 7928 and up
• Carry out installation in the reverse order to re-moval.
ETI * Install the cables to the dimensions checked when removed.
~ Sleeve nut: 22.1 ± 2.5 Nm {2.25 ± 0.25 kgm}
l* ·'I * Adjust fuel injection timing. For details, see TESTING AND ADJUSTING.
PC75UU-2
FUEL INJECTION PUMP
30-15
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DISASSEMBLY AND ASSEMBLY
REMOVAL OF WATER PUMP ASSEMBLY 1. Drain coolant.
2. Remove radiator assembly. For details, see REMOVAL OF RADIATOR ASSEMBLY.
3. Disconnect 2 heater hoses (1). (Only machine of cabin specification)
4. Remove fan (2).
5. Remove belt (3). I* 1 I * Loosen the mounting nut and adjustment bolt
of the alternator and move the alternator toward the cylinder block, then remove the fan belt.
6. Remove spacer (4).
7. Remove pulley (5).
8. Disconnect connector (6).
9. Remove water pump assembly (7).
30-16 CD
WATER PUMP
PC75UU-2
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DISASSEMBLY AND ASSEMBLY
INSTALLATION OF WATER PUMP ASSEMBLY
• Carry out installation in the reverse order to re-moval.
EJJ * Adjust the fan belt tension. For details, see ENGINE STANDARD VALUES TABLE.
• Refilling with water Add water through the water filler to the speci-fied level. Run the engine to circulate the water through the system. Then, check the water level again.
• Refilling with oil * Add oil through the oil filler to the specified
level. Run the engine to circulate the oil through the system. Then, check the oil level again.
PC75UU-2
WATER PUMP
30-17 CD
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DISASSEMBLY AND ASSEMBLY
REMOVAL OF NOZZLE HOLDER· .. · ASSEMBLY
1. Disconnect air intake hose (1) from the connector. (Only No.4)
2. Remove fuel injection tube (2).
3. Remove heater wire (3).
4. Disconnect spill hose (4).
5. Remove holder (5), then remove nozzle holder assembly (6). I* 3 I
INSTALLATION OF NOZZLE HOLDER ASSEMBLY
• Carry out installation in the reverse order to removal.
'* ,, ~ Hose clamp:
5.9 ± 0.49 Nm {0.60 ± 0.05 kgm}
'* 21 ~ Sleeve nut: 22.1 ± 2.5 Nm {2.25 ± 0.25 kgm}
I* 31 ~ Nozzle holder mounting bolt:
30-18 CD
44.1 ± 4.5 Nm {4.5 ± 0.5 kgm}
NOZZLE HOLDER
3 2
PC75UU·2
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DISASSEMBLY AND ASSEMBLY
REMOVAL OF THERMOSTAT ASSEMBLY
1. Drain coolant.
2. Disconnect hose (1).
3. Remove connector (2).
4. Remove thermostat assembly (3).
INSTALLATION OF THERMOSTAT
• Carry out installation in the reverse order to re-moval.
• Refilling with water Add water through the water filler to the specified level. Run the engine to circulate the water through the system. Then, check the water level again.
PC75UU-2
THERMOSTAT
21Wf02215
30-19 CD
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DISASSEMBLY AND ASSEMBLY
REMOVAL OF ENGINE FRONT SEAL 1. Remove radiator assembly. For details, see
REMOVAL OF RADIATOR ASSEMBLY.
2. Remove fan (1 ).
3. Remove belt (2). ~ * Loosen the mounting nut and adjustment bolt
of the alternator and move the alternator toward the cylinder block, then remove the fan belt.
4. Remove crank pulley (3).
5. Remove front seal (4).
INSTALLATION OF ENGINE FRONT SEAL • Carry out installation in the reverse order to re-
moval.
I* II * Adjust the fan belt tension. For details, see ENGINE STANDARD VALUES TABLE.
I* 21 ~ Pulley mounting bolt:
93.2 ± 4.9 Nm {9.5 ± 0.5 kgm}
I* 3 I ~ Oil seal lip: Grease (G2-LI)
* Press fit the front seal until it is flush with the front cover.
30-20 CD
ENGINE ·FRONT SEAL
21WF02216
21WF02218
PC75UU-2
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DISASSEMBLY AND ASSEMBLY
REMOVAL OF ENGINE REAR SEAL 1. Remove damper assembly. For details. see RE-
MOVAL OF DAMPER ASSEMBLY.
2. Remove flywheel assembly (1). j;r: 1 I
3. Remove rear seal (2). Iii.' 2 I
INSTALLATION OF ENGINE
ENGINE REAR SEAL
REAR SEAL 21WF02219 • Carry out installation in the reverse order to re-
moval.
ETI * Tighten the flywheel mounting bolts in the
following order.
~ Engine oil: (E030)
~ Flywheel mounting bolt:
1st time: 88.3 ± 29.4 Nm {9.0 ± 3.0 kgm} 2nd time: 191.2 ± 29.4 Nm {19.5 ± 0.5 kgm} * Using dial gauge CD. measure the facial runout
and radial runout of the flywheel. • Facial runout: max. 0.35 mm • Radial runout: max. 0.3 mm
'* 21 ~ Oil seal lip: Grease (G2-U)
22mm Posit1on of seal
Press filtiOQ OOSII10n of rear seal (for asset~bfy} OWP00961
2
21WF02220
6143F105
PC? suu-2 30-21 CD
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DISASSEMBlY AND ASSEMBLY
REMOVAL OF CYLINDER HEAD Serial No.: 5001 - 7927
1. Drain coolant.
2. Remove engine hood.
3. Remove air intake hose ( 1 ).
4. Remove muffler assembly (2). * Secure the exhaust pipe to the counterweight
with strings, etc. so that it will not be an obstacle to the work.
5. Disconnect fuel filter assembly (3).
6. Disconnect fuel return hose (4).
7. Remove 4 fuel injection tubes (5). I* 2!
8. Disconnect wire clamp, then disconnect connec-tor (6) ..
9. Disconnect oil level gauge bracket (7).
10. Remove 3 heater wires (8).
11. Remove 3 spill hoses (9).
12. Remove 4 nozzle holder assemblies (10). I* 31
13. Remove head cover (11). 1:>.< 41
CYLINDER HEAD
21Wf02223
30-22 PC75UU-2 CD
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DISASSEMBLY AND ASSEMBLY
14. Remove rocker arm assembly (12). I* 'I * Loosen the locknut, then loosen the adjustment screw 2- 3 turns.
15. Remove 8 push rods (13).
16. Lift off cylinder head and air intake and exhaust manifolds assembly (14).
@ Cylinder head and air intake and exhaust manifolds assembly: 30 kg
PC75UU-2
CYUNDER HEAD ,
21WF02227
30-23 Q)
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COVERCONTENTS01 GENERALGENERAL ASSEMBLY DRAWINGSPECIFICATIONSWEIGHT TABLELIST OF LUBRICANT AND WATER
10 STRUCTURE AND FUNCTIONHYDRAULIC PIPING DIAGRAMHYDRULIC CIRCUIT DIAGRAMELECTRIC WIRING DIAGRAMELECTRIC CIRCUIT DIAGRAM
20 TESTING AND ADJUSTINGTABLE OF JUDGEMENT STANDARD VALUESTANDARD VALUE TABLE FOR ELECTRICAL PARTSTOOLS FOR TESTING ,ADJUSTING,AND TROUBLESHOOTINGMEASURING ENGINE SPEEDMEASURING ENGINE OIL PRESSUREMEASURING COMPRESSION PRESSUREMEASURING BLOW-BYADJUSTING VALVE CLEARANCETESTING AND ADJUSTING FUEL INJECTION TIMINGTESTING AND ADJUSTING ALTERNATOR FAN BELT TENSIONADJUSTING FUEL CONTROL LEVERTESTING AND ADJUSTING TRACK SHOE TENSIONTESTING AND ADJUSTING HYDRAULIC PRESSURE IN WORK EQUIPMENT, SWING, TRAVEL CIRCUITTESTING CONTROL CIRCUIT PRESSUREMEASURING OUTPUT PRESSURE OF PPC VALVEADJUSTING PPC VALVE MEASURING OUTLET PORT PRESSURE OF SOLENOID VALVE,EPC VALVEMEASURING OIL LEAKAGE INSIDE CYLINDERMEASURING OIL LEAKAGE FROM SWING,TRAVEL MOTORBLEEDING AIR FROM HYDRAULIC CIRCUITRELEASING REMAINING FROM HYDRAULIC CIRCUITADJUSTING BLADE CONTROL LEVERADJUSTING TRAVEL CONTROL LEVERPROCEDURE FOR RESETTING ELECTRICAL SYSTEM INPUT/OUTPUT SIGNALS AND CHECKING OPERATIONPROCEDURE FOR REPLACING POTENTIOMETER PROCDURE FOR CHECKING DIODETROUBLESHOOTINGPOINTS TO REMEMBER WHEN TROUBLESHOOTINGSEQUENCE OF EVENTS IN TROUBLESHOOTINGPRECAUTIONS WHEN CARRYING OUT MAINTENANCECHECKS BEFORE TROUBLESHOOTINGELECTRICAL CIRCUIT DIAGRAMS FOR EACH SYSTEMCONNECTOR ARRANGEMENT DRAWINGCONNECTION TABLE FOR CONNECTOR PIN NUMBERSHANDING CONNECTORSEXPLANATIONS OF CONTROL MECHANISM OF ELECTRICAL SYSTEMDISPLAY METHOD FOR MONITOR PANEL,CONTROLLERACTION TAKEN BY SELF DIAGNOSTIC FUNCTION AND PROBLEMS ON MACHINEMETHOD OF USING JUDGEMENT TABLEMETHOD OF USING TROUBLESHOOTING CHARTSTROUBLESHOOTING OF CONTROLLER,ELECTRICAL SYSTEM (E MODE)JUDGEMENT TABLE FOR CONTROLLER,ELECTRICAL,HYDRAULIC AND MECHANICAL SYSTEMSPOINTS TO REMEMBER WHEN CARRYING OUT TROUBLESHOOTING OF CONTROLLER SYSTEMPRECAUTIONS WHEN HANDLING CANCEL SWITCH WHEN ABNORMALITY DISPLAY IS GIVEN AND WORK EQUIPMENT STOPS E-1 ERROR CODE [EE] (ABNORMALITY IN CONTROLLER POWER SOURCE SYSTEM OR COMMUNICATIONS SYSTEM) a) ABNORMALITY IN CONTROLLER POWER SOURCE SYSTEMb) ABNORMALITY IN COMMUNICATIONS SYSTEM
E-2 ERROR CODE [21] (ABNORMALITY IN MODEL SELECTION SYSTEM)E-3 ERROR CODE [22] (ABNORMALITY IN WORK EQUIPMENT SELECTION SYSTEM)E-4 ERROR CODE [31] (ABNORMALITY IN BOOM POTENTIOMETER SYSTEM)E-5 ERROR CODE [32] (ABNORMALITY IN ARM POTENTIOMETER SYSTEM)E-6 ERROR CODE [34] (ABNORMALITY IN OFFSET POTENTIOMETER SYSTEM)E-7 ERROR CODE [41] (ABNORMALITY IN PPC LOCK SOLENOID SYSTEM)E-8 ERROR CODE [42] (ABNORMALITY IN LEFT OFFSET STOP SOLENOID SYSTEM)E-9 ERROR CODE [44] (ABNORMALITY IN BOOM LOWER STOP SOLENIOD SYSTEM)E-10 ERROR CODE [51] (ABNORMALITY IN BOOM RAISE STOP SOLENOID SYSTEM)E-11 ERROR CODE [52] (ABNORMALITY IN ARM IN STOP SOLENOID SYSTEM)E-12 WORK EQUIPMENT DOES NOT WORK EVEN WHEN EQUIPMENT LOCK LEVER IS RELEASEDE-13 DEPTH MODE,HEIGHT MODE,OFFSET MODE DO NOT WORK PROPERLY (GO BEYOND SET POSITION BEFORE STOPPING OR STOP BEFORE REACHING SET POSITION)E-14 IMPOSSIBLE TO SELECT AND SET DEPTH DISPLAY 0 SET MODE,DEPTH MODE,HEIGHT MODE,OFFSET MODEE-15 CANCLE SWITCH IS NOT TURNED ON,BUT ALARM BUZZER SOUNDS FOR 7 SECONDS AND ELECTRIC SYSTEM CAUTION LAMP FLASHESE-16 AUTOMATIC STOP IS NOT CARRIED OUT FOR BOOM RAISE,ARM IN,LEFT OFFSET (WHEN ERROR CODE [61] IS NOT DISPLAYED)E-17 WORK EQUIPMENT LOCK LEVER IS AT LOCK POSITION BUT WORK EQUIPMENT MOVESE-18 ENGINE DOES NOT START WHEN STARTING SWITCH IS TURNED TO STARTE-19 EVEN WHEN STARTING SWITCH IS TURNED OFF,ENGINE DOES NOT STOPE-20 UPPER STRUCTURE DOES NOT SWING (WHEN SWING LEVER IS OPERATED,AND NO ELECTRICITY FLOWS TO SWING BRAKE SOLENOID)E-21 EXCESSIVE HYDRAULIC DRIFT OF SWING (WHEN ELECTRIC CURRENT FLOWS TO SWING BRAKE SOLENIOD BOTH WHEN SWING LEVER IS OPERATED AND AT NEUTRAL)
TROUBLESHOOTING OF HYDRAULIC,MECHANICAL SYSTEM (H MODE)H-1 SPEEDS OF ALL WORK EQUIPMENT,SWING,TRAVEL ARE SLOWa) SPEEDS OF ALL WORK EQUIPMENT AND SWING ARE SLOW (WHEN BLADE AND TRAVEL SPEEDS ARE NORMAL)b) SPEEDS OF ALL WORK EQUIPMENT,SWING,TRAVEL ARE ALL SLOW
H-2 THERE IS EXCESSIVE DROP IN ENGINE SPEED,OR ENGINE STALLSH-3 NO WORK EQUIPMENT,SWING,TRAVEL MOVEa) NONE OF WORK EQUIPMENT AND SWING MOVEb) NONE OF WORK EQUIPMENT, SWING, TRAVEL MOVE
H-4 ALL WORK EQUIPMENT,SWING,TRAVEL LACK POWERH-5 ABNORMAL NOISE GENERATED FROM AROUND PUMPH-6 WORK EQUIPMENT SPEED IS SLOW (ONE OF BOOM,ARM,BUCKET,OFFSET IS SLOW)H-7 WORK EQUIPMENT LACKS POWER (ONE OF BOOM,ARM,BUCKET,OFFSET LACKS POWER)H-8 WORK EQUIPMENT DOES NOT MOVE (ONE OF BOOM,ARM,BUCKET,OFFSET DOES NOT MOVE)H-9 EXCESSIVE HYDRAULIC DRIFTH-10 EXCESSIVE TIME LAGH-11 WHEN MACHINE IS TRAVELING,IT DEVIATES NATURALLY TO ONE SIDEa) DEVIATES IN SAME DIRECTION BOTH IN FORWARD AND REVERSEb) DEVIATES IN DIFFERENT DIRECTION IN FORWARD AND REVERSE
H-12 EXCESSIVE DEVIATION WHEN STARTINGH-13 TRAVEL LACKS POWER (OR SPEED IS SLOW)H-14 TRACK DOES NOT MOVE (ONE SIDE ONLY)H-15 TRAVEL LEVER IS HEAVYH-16 DOES NOT SWINGH-17 SWING SPEED IS SLOW OR ACCELERATION IS POORH-18 EXCESSIVE OVERRUN WHEN STOPPING SWINGH-19 EXCESSIVE SHOCK WHEN STOPPING SWINGH-20 EXCESSIVE ABNORMAL NOISE WHEN STOPPING SWING H-21 EXCESSIVE HYDRAULIC DRIFT OF SWINGH-22 ERROR CODE [61] IS DISPLAYED ON MONITOR PANEL,AND JUST BEFORE INTERFERENCE,BOOM RAISE,ARM IN,AND LEFT OFFSET ALL STOPH-23 BOOM RAISE,ARM IN,AND LEFT OFFSET DO NOT AUTOMATICALLY STOP AND THERE IS INTERFERENCETABLE OF FAILURE MODES AND CAUSES
TROUBLESHOOTING OF MACHINE MONITOR SYSTEM (M MODE)M-1 WHEN THE STARTING SWITCH IS TURNED ON,NO DISPLAY IS GIVEN (LAMPS DO NOT LIGHT UP FOR 3 SECONDS)M-2 WHEN STARTING SWITCH IS TURNED ON,LAMPS LIGHT UP FOR 3 SECONDS,BUT THEN DO NOT GO OUTM-3 WHEN STARTING SWITCH IS TURNED ON,SOME LAMPS DO NOT LIGHT UP FOR 3 SECONDSa) NO GAUGE LAMPS LIGHT UP PREHEATING PILOT DOES NOT LIGHT UPb) BATTERY ELECTROLYTE LEVEL CAUTION LAMP DOES NOT LIGHT UP ,ELECTRIC SYSTEM CAUTION LAMP DOES NOT LIGHT UPc) CHARGE CAUTION LAMP DOES NOT LIGHT UPd) ENGINE OIL PRESSURE CAUTION LAMP DOES NOT LIGHT UP
M-4 WHEN STARTING SWITCH IS ON (ENGINE STOPPED),CHARGE CAUTION LAMP DOES NOT LIGHT UPM-5 WHEN STARTING SWITCH IS ON(ENGINE STOPPED),ENGINE OIL PRESSURE CAUTION LAMP DOES NOT LIGHT UPM-6 DURING PREHEATING,PREHEATING PILOT LAMP DOES NOT LIGHT UP M-7 WHEN STARTING SWITCH IS ON (ENGINE STOPPED),BATTERY ELECTROLYTE LEVEL CAUTION LAMP LIGHTS UP (BATTERY ELECTROLYTE IS AT SPECIFIED LEVEL)M-8 WHEN ENGINE IS RUNNNG,ENGINE OIL PESSURE CAUTION LAMP LIGHTS UP (ENGINE OIL PRESSURE IS NORMAL)M-9 WHEN ENGINE IS RNNING,CHARGE CAUTION LAMP LIGHTS UPM-10 ABNORMALITY DISPLAY ON COOLANT TEMPERATURE GAUGE a) AFTER ENGINE IS STARTED,LEVEL STAYS AT BOTTOM AND DOES NOT MOVE b) AFTER ENGINE IS STARTED,LEVEL IMMEDIATELY RISES, ENGINE IS NOT OVERHEATING BUT INDICATOR ENTERS RED RANGE
M-11 ABNORMALITY DISPLAY ON FUEL GAUGEa) ALL FUEL GAUGE SEGMENTS GO OUTb) EVEN WHEN FUEL LEVEL GOES DOWN,FUEL GAUGE CONTINUES TO SHOW FULLc) EVEN WHEN TANK IS FILLED,FUEL GAUGE DOES NOT SHOW FULL
M-12 DEFECTIVE OPERATION OF ALARM BUZZERa) BUZZER DOES NOT SOUNDb) BUZZER CONTINUES TO SOUND AND DOES NOT STOP
M-13 WHEN ENGINE IS RUNNING,SERVICE METER DOES NOT ADVANCEa) WHEN CHARGE CAUTION LAMP DOES NOT LIGHT UPb) WHEN CHARGE CAUTION LAMP LIGHTS UP
M-14 NIGHT LINGHTING DOES NOT LIGHT UPa) LIGHTING OF COOLANT TEMPERATURE GAUGE,FUEL GAUGE,DEPTH DISPLAY DOES NOT LIGHT UPb) LIGHTING OF SERVICE METER DOES NOT LIGHT UP
M-15 ELECTRIC SYSTEM CAUTION LAMP STAYS LIGHTED UP,AND DOES NOT GO OUT (NO ABNORMALITY DISPLAY ON CONTROLLER,OPERATION IS NORMAL)
30 DISASSEMBLY AND ASSEMBLYMETHOD OF USING MANUALPRECAUTIONS WHEN CARRYING OUT OPERATIONSPECIAL TOOLS LISTSCHEMATIC DRAWING OF SPECIAL TOOLSTARTING MOTORREMOVAL AND INSTALLATION
ALTERNATOR REMOVAL AND INSTALLATION
FUEL INJECTION PUMPREMOVAL AND INSTALLATION
WATER PUMP REMOVALINSTALLATION
NOZZLE HOLDERREMOVAL AND INSTALLTION
THERMOSTATREMOVAL AND INSTALLATION
ENGINE FRONT SEALREMOVAL AND INSTALLATION
ENGINE REAR SEALREMOVAL AND INSTALLATION
CYLINDER HEADREMOVALINSTALLATION
HYDRAULIC OIL COOLERREMOVAL AND INSTALLATION
RADIATORREMOVAL AND INSTALLATION
ENGINE AND MAIN PUMPREMOVALINSTALLATION
DAMPERREMOVAL AND INSTALLATION
CENTER SWIVEL JOINTREMOVAL AND INSTALLATIONDISASSEMBLY AND ASSEMBLY
TRAVEL MOTORREMOVAL AND INSTALLATION
SPROCKETREMOVAL AND INSTALLATION
SWING MOTOR AND SWING MACHINERYREMOVAL AND INSTALLATION
SWING MOTOR DISASSEMBLYASSEMBLY
SWING MACHINERYDISASSEMBLYASSEMBLY
REVOLVING FRAMEREMOVAL INSTALLATION
SWING CIRCLEREMOVAL AND INSTALLATION
IDLER AND RECOIL SPRINGREMOVAL AND INSTALLATION
IDLERDISASSEMBLYASSEMBLY
RECOIL SPRINGDISASSEMBLY ASSEMBLY
TRACK ROLLER REMOVAL AND INSTALLATIONDISASSEMBLYASSEMBLY
RUBBER SHOEREMOVAL AND INSTALLATION
STEEL SHOE AND ROAD LINER EXPANSION AND INSTALLATION
PPC PUMPREMOVAL AND INSTALLATION
MAIN PUMPREMOVAL AND INSTALLATIONDISASSEMBLYASSEMBLY
3-SPOOL CONTROL VALVEREMOVALINSTALLATIONDISASSEMBLYASSEMBLY
4-SPOOL CONTROL VALVEREMOVAL INSTALLATION
MAIN RELIEF VALVEREMOVAL AND INSTALLATIONDISASSEMBLY AND ASSEMBLY
PPC VALVE ASSEMBLY ON LEFT SIDE OF WORK EQUIPMENTREMOVAL AND INSTALLATION
PPC VALVE ON RIGHT SIDE OF WORK EQUIPMENTREMOVAL AND INSTALLATION
WORK EQUIPMENT PPC VALVEDISASSEMBLY ASSEMBLY
PPC VALVE FOR OFFSET OPERATIONREMOVAL AND INSTALLATION
ARM CYLINDERREMOVALINSTALLATION
BUCKERT CYLINDERREMOVALINSTALLATION
BOOM CYLINDERREMOVAL INSTALLATION
OFFSET CYLINDERREMOVALINSTALLATION
BLADE CYLINDERREMOVAL INSTALLATION
HYDRAULIC CYLINDERDISASSSEMBLYASSEMBLY
WORK EQUIPMENTREMOVALINSTALLATION
BUCKETREMOVAL AND INSTALLATION
ARMREMOVAL INSTALLATION
2ND BOOMREMOVAL INSTALLATION
BUCKET AND ARMREMOVAL INSTALLATION
1ST BOOMREMOVAL INSTALLATION
BLADEREMOVAL AND INSTALLATION
OPERATOR'S CABREMOVAL AND INSTALLATION
FLOOR FRAMEREMOVAL INSTALLATION
FUEL TANKREMOVAL AND INSTALLATION
CONTROLLERREMOVAL AND INSTALLATION
MONITORREMOVAL AND INSTALLATION
COUNTERWEIGHTREMOVAL AND INSTALLATION
40 MAINTENANCE STANDARDSWING MACHINERYSWING CIRCLETRACK FRAME,RECOIL SPRINGIDLERTRACK ROLLERCARRIER ROLLERSPROCKETTRACK SHOEHYDRAULIC PUMP3-SPOOL CONTROL VALVE(FOR FRONT PUMP)3-SPOOL CONTROL VALVE(FOR CENTER PUMP)4-SPOOL CONTROL VALVESWING MOTORCENTER SWIVEL JOINTPPC VALVEHYDRAULIC CYLINDERWORK EQUIPMENT