Download - Transmision Electronica (D6R)
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ELECTRONICALLY CONTROLLEDTRANSMISSION SYSTEM
TRACK-TYPE TRACTORS
1998 Caterpillar Inc.
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PRIORITYVALVE
TRANSMISSIONFILTER
POWER TRAINPUMP
STEERINGAND
BRAKEVALVE
TORQUECONVERTER
TORQUE CONVERTEROUTLET RELIEF VALVE
TORQUE CONVERTEROIL FILTER
RIGHT CLUTCHAND BRAKE
SELECTOR AND PRESSURECONTROL VALVE
2
43
5
1
SERVICEBRAKE
FTCPARKINGBRAKE
CAT DATALINK
ECM
SERVICETOOL
MONITORINGSYSTEM
I/O
ELECTRONICPOWER TRAINAND STEERINGCONTROL I/O
ECMENGINE I/O
ENGINE ECM
POWER TRAINAND STEERING I/O
LEFT CLUTCHAND BRAKE
D10R ELECTRONICALLY CONTROLLER POWER TRAIN SYSTEM
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BENEFITS OFELECTRONICALLY CONTROLLED TRANSMISSIONS
1. Mechanical Linkages Eliminated2. System Adjustments Performed Electronically3. Design Changes and Updated Performed with Software4. Reduced Operator Fatique5. Smoother Shifts6. Simplified Troubleshooting
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FILTER
BRAKELUBE
STEERING CLUTCHESAND BRAKES
STEERING AND BRAKECONTROL VALVE
PRIORITYVALVE
TORQUECONVERTER
SERVICEBRAKE
FTC PARKINGBRAKE
CATDATALINK
ECM
SERVICETOOL
MONITORINGSYSTEM D6R POWER TRAIN
CONTROL SYSTEM
TRANSMISSION ANDBEVEL GEAR LUBEPUMP
DRIVELUBE
TRANSMISSIONCONTROL GROUP
5
1
2
34BRAKELUBE
COOLER
OUTLETRELIEFVALVE
POWER TRAIN INPUTS
AND OUTPUTS
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FINAL SPEEDSENSOR ROTOR
INTERMEDIATE SPEEDSENSOR ROTOR
POWER SHIFT TRANSMISSIONINTERMEDIATE AND FINAL
SPEED SENSORS
FINAL SPEED SENSORS
INTERMEDIATESPEED SENSORS
INPUT SHAFT
OUTPUT SHAFT
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ENGINESPEED
SENSOR
SERVICECONNECTOR
1F
TORQUECONVERTER
OUTPUTSPEED
SENSOR
TRANSMISSIONINTERMEDIATE
SPEED SENSORS
TRANSMISSIONOUTPUTSPEED
SENSORSHARNESS
PLUGTRAMSMISSIONTEMPERATURE
SENSOR
DIRECTIONALPOSITIONSENSOR
REVERSE SWITCH
AUTOSHIFT SWITCH
AUTO KICKDOWN SWITCH
DOWNSHIFT SWITCH
UPSHIFT SWITCH
HARNESS PLUG NO. 1
CLUTCHREVERSE
NO. 2CLUTCH
FORWARD
NO. 3CLUTCH
THIRD SPEED
NO. 4CLUTCH
SECOND SPEED
NO. 5CLUTCH
FIRST SPEED
PRIORITY VALVESOLENOID
ELECTRONICALLY CONTROLLED TRANSMISSIOND5M/D6M/D6R/D7R
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LAB A
MACHINE OPERATION
COMPONENT IDENTIFICATION
LAB B
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30SERVCODE
110F08SERVCODE
Service Mode
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LAB C ACCESS ELECTRONIC
CONTROL SYSTEM MODES
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MONITORING SYSTEM
SPEED SENSOR
PWM SENSOR
SWITCH INPUTS
PWM SOLENOIDS
LED DRIVER
ON/OFFSOLENOIDS
6 TOTAL
5 TOTAL
14 TOTAL
11 TOTAL
3 TOTAL
3 TOTAL
FREQUENCY
PWM
SWITCH
PWM
DRIVER
ON/OFF
CAT DATA LINK(INPUT AND OUTPUT)
INPUTS OUTPUTS
ELECTRONIC CONTROL MODULE (ECM)
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TRANSMISSIONMODULATING VALVE
SOLENOID PILOT VALVE REDUCING SPOOL
35TODRAIN TOCLUTCH SUPPLYOIL
ORIFICE
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PULSEDELAY
PULSETIME
RAMPTIME
HOLDTIME
DESIREDTIME
FULL ONTIME
RAMP LEVEL(E)
MAXIMUM CLUTCHPRESSURE (G)
CLUTCHENGAGEMENTPRESSURE (D)
FILL CALIBRATIONPARAMETERS (A)
ENGAGEMENTCALIBRATION
PARAMETER (B)
TRANSMISSION MODULATION CYCLE
PRES
SURE
AND
CUR
RENT
HOLD LEVEL(H)
MODULATION (F)
FILLPULSE
(C)
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90%
ON
OFF
ON
OFF
ON
OFF
10%
50%
DUTYCYCLE
DUTY CYCLE = PERCENT OF TIME ON VS PERCENT OF TIME OFF
1 CYCLE
= 90%
DUTYCYCLE = 50%
DUTYCYCLE = 10%
PULSE WIDTH MODULATED SIGNALS
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LAB DTRANSMISSION CALIBRATION
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PRIORITYVALVE
TRANSMISSIONFILTER
POWER TRAINPUMP
STEERINGAND
BRAKEVALVE
TORQUECONVERTER
TORQUE CONVERTEROUTLET RELIEF VALVE
TORQUE CONVERTEROIL FILTER
RIGHT CLUTCHAND BRAKE
SELECTOR AND PRESSURECONTROL VALVE
2
43
5
1
SERVICEBRAKE
FTCPARKINGBRAKE
CAT DATALINK
ECM
SERVICETOOL
MONITORINGSYSTEM
I/O
ELECTRONICPOWER TRAINAND STEERINGCONTROL I/O
ECMENGINE I/O
ENGINE ECM
POWER TRAINAND STEERING I/O
LEFT CLUTCHAND BRAKE
D10R ELECTRONICALLY CONTROLLER POWER TRAIN SYSTEM
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FROMLUBRICATION SECTION
FROM CONTROL SECTION
TO TORQUECONVERTER
TO STEERING BRAKE ANDTRANSMISSION CONTROLS
PRIORITY VALVESOLENOID
PRIORITY VALVE
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FILTER
BRAKELUBE
STEERING CLUTCHESAND BRAKES
STEERING AND BRAKECONTROL VALVE
PRIORITYVALVE
TORQUECONVERTER
SERVICEBRAKE
FTC PARKINGBRAKE
CATDATALINK
ECM
SERVICETOOL
MONITORINGSYSTEM D6R POWER TRAIN
CONTROL SYSTEM
TRANSMISSION ANDBEVEL GEAR LUBEPUMP
DRIVELUBE
TRANSMISSIONCONTROL GROUP
5
1
2
34BRAKELUBE
COOLER
OUTLETRELIEFVALVE
POWER TRAIN INPUTS
AND OUTPUTS
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LAB ETROUBLESHOOTING