Komatsu WHEEL DOZER WD420-3 Shop Manual

COVER
CONTENTS
01 GENERAL
10 STRUCTURE AND FUNCTION
POWER TRAIN
POWER TRAIN SYSTEM
TORPUE CONVERTER,TRANSMISSION PIPING
TRANSMISSION HYDRAULIC SYSTEM DIAGRAM
TRANSMISSION HYDRAULIC CIRCUIT DIAGRAM
TORQUE CONVERTER
TORQUE CONVERTER OIL FILTER
TRANSMISSION
TRANSMISSION CONTROL VALVE
TRANSMISSION SOLENOID VALVE
PILOT OIL FILTER
DRIVE SHAFT
AXLE
DIFFERENTIAL
FINAL DRIVE
AXLE MOUNT,CENTER HINGE PIN
STEERING PIPING

20 TESTING AND ADJUSTING
30 DISASSEMBLY AND ASSEMBLY
40 MAINTENANCE STANDARD
ENGINE MOUNT,TRANSMISSION MOUNT
TORQUE CONVERTER
TRANSMISSION
TRANSMISSION CONTROL VALVE
DRIVE SHAFT
DIFFERENTIAL
FINAL DRIVE
AXLE MOUNT
STEERING COLUMN
STEERING VALVE
STEERING CYLINDER MOUNT
SLACK ADJUSTER
BRAKE VALVE
BRAKE
PARKING BRAKE
TORQUE CONVERTER,TRANSMISSION PUMP
STRRING,SWITCH PUMP

SEBMA00500

SERIAL No.
53101 and up