








$25.00
Generation
12Language
EnglishModel of Truck
D65E-12, D65EX-12, D65P-12, D65PX-12Region
JapanTruck Class
D65Illustrated factory Workshop Manual for Komatsu Crawler Dozers Models D65E-12, D65EX-12, D65P-12 and D65PX-12.
This manual will assist you in diagnosing, repairing, and adjusting for your crawler dozer.
You can use a Windows, Mac, or Android device to view this manual. You only need to have a PDF reader installed.
Covered Models (Japan):
D65E-12 (SN: 60001-)
D65EX-12 (SN: 60001-)
D65P-12 (SN: 60001-)
D65PX-12 (SN: 60001-)
Format: PDF, 1262 pages
Language: English
Table of Contents:
GENERAL
GENERAL ASSEMBLY DRAWING
SPECIFICATIONS
WEIGHT TABLE
TABLE OF FUEL, COOLANT AND LUBRICANTS
STRUCTURE AND FUNCTION
RADIATOR,OIL COOLER
ENGINE CONTROL
POWER TRAIN SYSTEM
POWER TRAIN SKELETON
POWER TRAIN UNIT
POWER TRAIN HYDRAULIC PIPING DIAGRAM
POWER TRAIN HYDRAULIC CIRCUIT DIAGRAM
POWER TRAIN HYDRAULIC SYSTEM DIAGRAM
DAMPER,UNIVERSAL JOINT
TORQUE CONVERTER AND PTO
TRANSMISSION CONTROL
TRANSMISSION
TRANSMISSION CONTROL VALVE
MAIN RELIEF VALVE
LUBRICATION RELIEF VALVE
STEERING,BRAKE CONTROL
BEVEL GEAR SHAFT, STEERING CLUTCH,STEERING BRAKE (D65E,P-12)
STEERING CONTROL VALVE (D65E,P-12)
STEERING BRAKE VALVE (D65E,P-12)
REDUCING VALVE
STEERING AND BRAKE CONTROL (D65EX,PX-12)
BEVEL GEAR SHAFT, HSS STEERING AND BRAKE (D65EX,PX-12)
BEVEL GEAR SHAFT, HSS BRAKE VALVE (D65EX,PX-12)
SCAVENGING PUMP STRAINER
POWER TRAIN OIL STRAINER
POWER TRAIN OIL FILTER
FINAL DRIVE
MAIN FRAME
TRACK FRAME
RECOIL SPRING
SUSPENSION
WORK EQUIPMENT HYDRAULIC PIPING DIAGRAM
PPC CONTROL PIPING DIAGRAM
WORK EQUIPMENT CONTROL
WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
WORK EQUIPMENT HYDRAULIC SYSTEM DIAGRAM
STEERING AND WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
STEERING AND WORK EQUIPMENT HYDRAULIC SYSTEM DIAGRAM
HYDRAULIC TANK AND FILTER
HYDRAULIC,HSS PUMP (D65EX,PX-12)
PPC VALVE (FOR STEERING) (D65EX,PX-12)
PPC VALVE (FOR STEERING) (D65E,P-12)
PPC VALVE (FOR BLADE LIFT, TILT AND RIPPER)
PPC CHARGE VALVE
PPC LOCK VALVE
MAIN CONTROL VALVE (2-SPOOL VALVE) (D65E,P-12)
MAIN CONTROL VALVE (2-SPOOL VALVE) (D65EX,PX-12)
POWER PITCH SELECTOR VALVE
HSS MOTOR
OPERATION OF STEERING, WORK EQUIPMENT CONTROL CIRCUIT
SUCTION VALVE
PISTON VALVE
WORK EQUIPMENT
ELECTRICAL CIRCUIT DIAGRAM
ENGINE CONTROL
MACHINE MONITOR SYSTEM
SENSORS
TESTING AND ADJUSTING
STANDARD VALUE TABLE FOR ENGINE
STANDARD VALUE TABLE FOR CHASSIS
STANDARD VALUE TABLE FOR ELECTRICAL SYSTEM
TOOL LIST FOR TESTING AND ADJUSTING
ADJUSTING VALVE CLEARANCE
MEASURING COMPRESSION PRESSURE
MEASURING BLOWBY
ADJUSTING FULE INJECTION TIMING
MEASURING EXHAUST COLOR
MEASURING BOOST PRESSURE
MEASURING EXHAUST TEMPERATURE (D65P,EX,PX-12)
MEASURING ENGINE OIL PRESSURE
MEASURING ENGINE SPEED
TESTING FAN BELT TENSION
MEASURING SPEED AT TORQUE CONVERTER STALL
ADJUSTING FULE CONTROL LINKAGE
ADJUSTING STEERING AND DIRECTIONAL LEVER, GEAR SHIFT LEVER, PARKING BRAKE LEVER LINKAGE (D65E,P)
ADJUSTING DIRECTIONAL LEVER, GEAR SHIFT LEVER, PARKING BRAKE LINKAGE (D65EX,PX)
ADJUSTING BRAKE PEDAL LINKAGE
ADJUSTING WORK EQUIPMENT CONTROL LINKAGE
ADJUSTING STRAIGHT TILTDOZER
ADJUSTING PPC VALVE
MEASURING POWER TRAIN OIL PRESSURE
TESTING AND ADJUSTING WORK EQUIPMENT HYDRAULIC PRESSURE (D65E,P)
TESTING AND ADJUSTING WORK EQUIPMENT, STEERING HYDRAULIC PRESSURE (D65EX,PX)
TESTING AND ADJUSTING CONTROL CIRCUIT PRESSURE
MEASURING OUTPUT PRESSURE OF PPC VALVE
MEASURING OIL LEAKAGE FROM HSS MOTOR (D65EX,PX)
MEASURING LEAKAGE INSIDE CYLINDER
BLEEDING AIR FROM HYDRAULIC CYLINDER
RELEASING REMAINING PRESSURE FROM HYDRAULIC CIRCUIT
PROCEDURE FOR SIMPLE TEST OF STEERING BRAKE PERFORMANCE
PROCEDURE FOR TESTING SENSORS
TESTING AND ADJUSTING "OPEN" AND "CLOSE" LOCK AND STEADY REST OF OPERATORS CAB DOOR
TROUBLESHOOTING
DISASSEMBLY AND ASSEMBLY
METHOD OF USING MANUAL
PRECAUTIONS WHEN CARRYING OUT OPERATION
SPECIAL TOOL LIST
SPECIAL TOOL SKETCH
STARTING MOTOR
ALTERNATOR ASSEMBLY
ENGINE OIL COOLER CORE
FUEL INJECTION PUMP ASSEMBLY
WATER PUMP ASSEMBLY
TURBOCHARGER ASSEMBLY
NOZZLE HOLDER ASSEMBLY (D65P,EX,PX)
NOZZLE HOLDER ASSEMBLY (D65E)
THERMOSTAT ASSEMBLY
CYLINDER HEAD ASSEMBLY (D65P,EX,PX)
CYLINDER HEAD ASSEMBLY (D65E)
ENGINE FRONT SEAL
ENGINE REAR SEAL
AIR CONDITIONER COMPRESSOR ASSEMBLY
AIR CONDITIONER CONDENSER ASSEMBLY
FUEL TANK ASSEMBLY
RADIATOR ASSEMBLY
ENGINE ASSEMBLY (CAB SPECIFICATION)
ENGINE ASSEMBLY (CANOPY SPECIFICATION)
DAMPER ASSEMBLY
POWER TRAIN UNIT ASSEMBLY (D65E,P)
POWER TRAIN UNIT ASSEMBLY (D65EX,PX)
POWER TRAIN UNIT (D65E,P)
POWER TRAIN UNIT (D65EX,PX)
TORQUE CONVERTER ASSEMBLY
PTO ASSEMBLY
TORQFLOW TRANSMISSION ASSEMBLY
STEERING CASE ASSEMBLY (D65E,P)
HSS ASSEMBLY (D65EX,PX)
TORQUE CONVERTER VALVE ASSEMBLY
TRANSMISSION CONTROL VALVE ASSEMBLY
STEERING CONTROL VALVE ASSEMBLY (D65E,P)
BRAKE VALVE ASSEMBLY (D65EX,PX)
REDUCING VALVE ASSEMBLY (D65E,P)
HSS MOTOR ASSEMBLY (D65EX,PX)
SCAVENGING PUMP ASSEMBLY
POWER TRAIN PUMP ASSEMBLY
FINAL DRIVE ASSEMBLY
TRACK FRAME ASSEMBLY
RECOIL SPRING ASSENBLY
IDLER ASSEMBLY
TRACK ROLLER ASSEMBLY
CARRIER ROLLER ASSEMBLY (D65P,PX)
CARRIER ROLLER ASSEMBLY (D65E,EX)
TRACK SHOE
PIVOT SHAFT ASSEMBLY
EQUALIZER BAR ASSEMBLY
EQUALIZER SIDE BUSHING
SEGMENT TEETH
WORK EQUIPMENT PUMP ASSEMBLY (D65E,P)
HSS, WORK EQUIPMENT PUMP ASSEMBLY (D65EX,PX)
PPC PUMP ASSEMBLY
MAIN CONTROL VALVE ASSEMBLY
MAIN RELIEF VALVE
PPC VALVE ASSEMBLY
PPC CHARGE RELIEF VALVE ASSEMBLY
SUCTION VALVE ASSEMBLY
BLADE LIFT CYLINDER ASSEMBLY
BLADE TILT CYLINDER ASSEMBLY
HYDRAULIC CYLINDER ASSEMBLY (BLADE LIFT, BLADE TILT CYLINDER)
WORK EQUIPMENT ASSEMBLY
RIPPER VALVE ASSEMBLY (OPT.)
ROPS GUARD
OPERATOR`S CAB ASSEMBLY
CANOPY ASSEMBLY
DASHBOARD ASSEMBLY
MONITOR ASSEMBLY
FLOOR FRAME ASSEMBLY (D65E,P)
FLOOR FRAME ASSEMBLY (D65EX,PX)
MAINTENANCE STANDARD
ENGINE MOUNT
POWER TRAIN UNIT MOUNT
DAMPER, UNIVERSAL JOINT
TORQUE CONVERTER, PTO
TRANSMISSION
TRANSMISSION CONTROL VALVE
MAIN RELIEF VALVE
BEVEL GEAR SHAFT, STEERING CLUTCH, STEERING BRAKE (D65E,P-12)
BEVEL GEAR SHAFT, HSS STEERING BRAKE (1/2) (D65EX,PX-12)
BEVEL GEAR SHAFT, HSS STEERING BRAKE (2/2) (D65EX,PX-12)
BEVEL GEAR SHAFT, HSS STEERING BRAKE (1/2) (D65EX,PX-12)
STEERING CONTROL VALVE (D65E,P-12)
BEVEL GEAR SHAFT, HSS BRAKE VALVE (D65EX,PX-12)
POWER TRAIN, LUBRICATION PUMP
PPC PUMP
PPC VALVE
PPC CHARGE VALVE
FINAL DRIVE
HULL FRAME
TRACK FRAME, RECOIL SPRING
IDLER
TRACK ROLLER
CARRIER ROLLER
SPROCKET TOOTH PROFILE
TRACK SHOE (DRY TYPE)
TRACK SHOE (LUBRICATION TYPE)
SUSPENSION
HYDRAULIC PUMP (D65E,P-12)
HYDRAULIC, HSS PUMP (D65EX,PX-12)
HSS MOTOR (D65EX,PX-12)
MAIN CONTROL VALVE
WORK EQUIPMENT CYLINDER
WORK EQUIPMENT
CUTTING EDGE, END BIT
RIPPER
OTHERS
SPECIFICATIONS
STRUCTURE AND FUNCTION
MAINTENANCE STANDARD
D65EX,PX-12 (FOR KA SPEC.)
STRUCTURE AND FUNCTION
TESTING AND ADJUSTING
TROUBLESHOOTING
ELECTRIC CIRCUIT DIAGRAM
This manual will assist you in diagnosing, repairing, and adjusting for your crawler dozer.
You can use a Windows, Mac, or Android device to view this manual. You only need to have a PDF reader installed.
Covered Models (Japan):
D65E-12 (SN: 60001-)
D65EX-12 (SN: 60001-)
D65P-12 (SN: 60001-)
D65PX-12 (SN: 60001-)
Format: PDF, 1262 pages
Language: English
Table of Contents:
GENERAL
GENERAL ASSEMBLY DRAWING
SPECIFICATIONS
WEIGHT TABLE
TABLE OF FUEL, COOLANT AND LUBRICANTS
STRUCTURE AND FUNCTION
RADIATOR,OIL COOLER
ENGINE CONTROL
POWER TRAIN SYSTEM
POWER TRAIN SKELETON
POWER TRAIN UNIT
POWER TRAIN HYDRAULIC PIPING DIAGRAM
POWER TRAIN HYDRAULIC CIRCUIT DIAGRAM
POWER TRAIN HYDRAULIC SYSTEM DIAGRAM
DAMPER,UNIVERSAL JOINT
TORQUE CONVERTER AND PTO
TRANSMISSION CONTROL
TRANSMISSION
TRANSMISSION CONTROL VALVE
MAIN RELIEF VALVE
LUBRICATION RELIEF VALVE
STEERING,BRAKE CONTROL
BEVEL GEAR SHAFT, STEERING CLUTCH,STEERING BRAKE (D65E,P-12)
STEERING CONTROL VALVE (D65E,P-12)
STEERING BRAKE VALVE (D65E,P-12)
REDUCING VALVE
STEERING AND BRAKE CONTROL (D65EX,PX-12)
BEVEL GEAR SHAFT, HSS STEERING AND BRAKE (D65EX,PX-12)
BEVEL GEAR SHAFT, HSS BRAKE VALVE (D65EX,PX-12)
SCAVENGING PUMP STRAINER
POWER TRAIN OIL STRAINER
POWER TRAIN OIL FILTER
FINAL DRIVE
MAIN FRAME
TRACK FRAME
RECOIL SPRING
SUSPENSION
WORK EQUIPMENT HYDRAULIC PIPING DIAGRAM
PPC CONTROL PIPING DIAGRAM
WORK EQUIPMENT CONTROL
WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
WORK EQUIPMENT HYDRAULIC SYSTEM DIAGRAM
STEERING AND WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
STEERING AND WORK EQUIPMENT HYDRAULIC SYSTEM DIAGRAM
HYDRAULIC TANK AND FILTER
HYDRAULIC,HSS PUMP (D65EX,PX-12)
PPC VALVE (FOR STEERING) (D65EX,PX-12)
PPC VALVE (FOR STEERING) (D65E,P-12)
PPC VALVE (FOR BLADE LIFT, TILT AND RIPPER)
PPC CHARGE VALVE
PPC LOCK VALVE
MAIN CONTROL VALVE (2-SPOOL VALVE) (D65E,P-12)
MAIN CONTROL VALVE (2-SPOOL VALVE) (D65EX,PX-12)
POWER PITCH SELECTOR VALVE
HSS MOTOR
OPERATION OF STEERING, WORK EQUIPMENT CONTROL CIRCUIT
SUCTION VALVE
PISTON VALVE
WORK EQUIPMENT
ELECTRICAL CIRCUIT DIAGRAM
ENGINE CONTROL
MACHINE MONITOR SYSTEM
SENSORS
TESTING AND ADJUSTING
STANDARD VALUE TABLE FOR ENGINE
STANDARD VALUE TABLE FOR CHASSIS
STANDARD VALUE TABLE FOR ELECTRICAL SYSTEM
TOOL LIST FOR TESTING AND ADJUSTING
ADJUSTING VALVE CLEARANCE
MEASURING COMPRESSION PRESSURE
MEASURING BLOWBY
ADJUSTING FULE INJECTION TIMING
MEASURING EXHAUST COLOR
MEASURING BOOST PRESSURE
MEASURING EXHAUST TEMPERATURE (D65P,EX,PX-12)
MEASURING ENGINE OIL PRESSURE
MEASURING ENGINE SPEED
TESTING FAN BELT TENSION
MEASURING SPEED AT TORQUE CONVERTER STALL
ADJUSTING FULE CONTROL LINKAGE
ADJUSTING STEERING AND DIRECTIONAL LEVER, GEAR SHIFT LEVER, PARKING BRAKE LEVER LINKAGE (D65E,P)
ADJUSTING DIRECTIONAL LEVER, GEAR SHIFT LEVER, PARKING BRAKE LINKAGE (D65EX,PX)
ADJUSTING BRAKE PEDAL LINKAGE
ADJUSTING WORK EQUIPMENT CONTROL LINKAGE
ADJUSTING STRAIGHT TILTDOZER
ADJUSTING PPC VALVE
MEASURING POWER TRAIN OIL PRESSURE
TESTING AND ADJUSTING WORK EQUIPMENT HYDRAULIC PRESSURE (D65E,P)
TESTING AND ADJUSTING WORK EQUIPMENT, STEERING HYDRAULIC PRESSURE (D65EX,PX)
TESTING AND ADJUSTING CONTROL CIRCUIT PRESSURE
MEASURING OUTPUT PRESSURE OF PPC VALVE
MEASURING OIL LEAKAGE FROM HSS MOTOR (D65EX,PX)
MEASURING LEAKAGE INSIDE CYLINDER
BLEEDING AIR FROM HYDRAULIC CYLINDER
RELEASING REMAINING PRESSURE FROM HYDRAULIC CIRCUIT
PROCEDURE FOR SIMPLE TEST OF STEERING BRAKE PERFORMANCE
PROCEDURE FOR TESTING SENSORS
TESTING AND ADJUSTING "OPEN" AND "CLOSE" LOCK AND STEADY REST OF OPERATORS CAB DOOR
TROUBLESHOOTING
DISASSEMBLY AND ASSEMBLY
METHOD OF USING MANUAL
PRECAUTIONS WHEN CARRYING OUT OPERATION
SPECIAL TOOL LIST
SPECIAL TOOL SKETCH
STARTING MOTOR
ALTERNATOR ASSEMBLY
ENGINE OIL COOLER CORE
FUEL INJECTION PUMP ASSEMBLY
WATER PUMP ASSEMBLY
TURBOCHARGER ASSEMBLY
NOZZLE HOLDER ASSEMBLY (D65P,EX,PX)
NOZZLE HOLDER ASSEMBLY (D65E)
THERMOSTAT ASSEMBLY
CYLINDER HEAD ASSEMBLY (D65P,EX,PX)
CYLINDER HEAD ASSEMBLY (D65E)
ENGINE FRONT SEAL
ENGINE REAR SEAL
AIR CONDITIONER COMPRESSOR ASSEMBLY
AIR CONDITIONER CONDENSER ASSEMBLY
FUEL TANK ASSEMBLY
RADIATOR ASSEMBLY
ENGINE ASSEMBLY (CAB SPECIFICATION)
ENGINE ASSEMBLY (CANOPY SPECIFICATION)
DAMPER ASSEMBLY
POWER TRAIN UNIT ASSEMBLY (D65E,P)
POWER TRAIN UNIT ASSEMBLY (D65EX,PX)
POWER TRAIN UNIT (D65E,P)
POWER TRAIN UNIT (D65EX,PX)
TORQUE CONVERTER ASSEMBLY
PTO ASSEMBLY
TORQFLOW TRANSMISSION ASSEMBLY
STEERING CASE ASSEMBLY (D65E,P)
HSS ASSEMBLY (D65EX,PX)
TORQUE CONVERTER VALVE ASSEMBLY
TRANSMISSION CONTROL VALVE ASSEMBLY
STEERING CONTROL VALVE ASSEMBLY (D65E,P)
BRAKE VALVE ASSEMBLY (D65EX,PX)
REDUCING VALVE ASSEMBLY (D65E,P)
HSS MOTOR ASSEMBLY (D65EX,PX)
SCAVENGING PUMP ASSEMBLY
POWER TRAIN PUMP ASSEMBLY
FINAL DRIVE ASSEMBLY
TRACK FRAME ASSEMBLY
RECOIL SPRING ASSENBLY
IDLER ASSEMBLY
TRACK ROLLER ASSEMBLY
CARRIER ROLLER ASSEMBLY (D65P,PX)
CARRIER ROLLER ASSEMBLY (D65E,EX)
TRACK SHOE
PIVOT SHAFT ASSEMBLY
EQUALIZER BAR ASSEMBLY
EQUALIZER SIDE BUSHING
SEGMENT TEETH
WORK EQUIPMENT PUMP ASSEMBLY (D65E,P)
HSS, WORK EQUIPMENT PUMP ASSEMBLY (D65EX,PX)
PPC PUMP ASSEMBLY
MAIN CONTROL VALVE ASSEMBLY
MAIN RELIEF VALVE
PPC VALVE ASSEMBLY
PPC CHARGE RELIEF VALVE ASSEMBLY
SUCTION VALVE ASSEMBLY
BLADE LIFT CYLINDER ASSEMBLY
BLADE TILT CYLINDER ASSEMBLY
HYDRAULIC CYLINDER ASSEMBLY (BLADE LIFT, BLADE TILT CYLINDER)
WORK EQUIPMENT ASSEMBLY
RIPPER VALVE ASSEMBLY (OPT.)
ROPS GUARD
OPERATOR`S CAB ASSEMBLY
CANOPY ASSEMBLY
DASHBOARD ASSEMBLY
MONITOR ASSEMBLY
FLOOR FRAME ASSEMBLY (D65E,P)
FLOOR FRAME ASSEMBLY (D65EX,PX)
MAINTENANCE STANDARD
ENGINE MOUNT
POWER TRAIN UNIT MOUNT
DAMPER, UNIVERSAL JOINT
TORQUE CONVERTER, PTO
TRANSMISSION
TRANSMISSION CONTROL VALVE
MAIN RELIEF VALVE
BEVEL GEAR SHAFT, STEERING CLUTCH, STEERING BRAKE (D65E,P-12)
BEVEL GEAR SHAFT, HSS STEERING BRAKE (1/2) (D65EX,PX-12)
BEVEL GEAR SHAFT, HSS STEERING BRAKE (2/2) (D65EX,PX-12)
BEVEL GEAR SHAFT, HSS STEERING BRAKE (1/2) (D65EX,PX-12)
STEERING CONTROL VALVE (D65E,P-12)
BEVEL GEAR SHAFT, HSS BRAKE VALVE (D65EX,PX-12)
POWER TRAIN, LUBRICATION PUMP
PPC PUMP
PPC VALVE
PPC CHARGE VALVE
FINAL DRIVE
HULL FRAME
TRACK FRAME, RECOIL SPRING
IDLER
TRACK ROLLER
CARRIER ROLLER
SPROCKET TOOTH PROFILE
TRACK SHOE (DRY TYPE)
TRACK SHOE (LUBRICATION TYPE)
SUSPENSION
HYDRAULIC PUMP (D65E,P-12)
HYDRAULIC, HSS PUMP (D65EX,PX-12)
HSS MOTOR (D65EX,PX-12)
MAIN CONTROL VALVE
WORK EQUIPMENT CYLINDER
WORK EQUIPMENT
CUTTING EDGE, END BIT
RIPPER
OTHERS
SPECIFICATIONS
STRUCTURE AND FUNCTION
MAINTENANCE STANDARD
D65EX,PX-12 (FOR KA SPEC.)
STRUCTURE AND FUNCTION
TESTING AND ADJUSTING
TROUBLESHOOTING
ELECTRIC CIRCUIT DIAGRAM
General
Generation
12Language
EnglishModel of Truck
D65E-12, D65EX-12, D65P-12, D65PX-12Region
JapanTruck Class
D65Type of Document
Workshop ManualType of Truck
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