Komatsu WHEEL DOZER WD900-3 Shop Manual

COVER
CONTENTS
01 GENERAL
10 STRUCTURE AND FUNCTION
POWER TRAIN
POWER TRAIN SYSTEM
ENGINE CONTROL
SERVO CYLINDER
RADIATOR AND COOLER
DAMPER
TORQUE CONVERTER AND TRANSMISSION PIPING
TRANSMISSION HYDRAULIC SYSTEM DIAGRAM
TRANSMISSION HYDRAULIC CIRCUIT DIAGRAM
TORQUE CONVERTER
TRANSMISSION
TRANSFER
TRANSMISSION CONTROL VALVE
TORQUE CONVERTER OIL COOLER
DRIVE SHAFT
CENTER SUPPORT
AXLE

CHARGE VALVE
ACCUMULATOR (FOR BRAKE)
SLACK ADJUSTER
BRAKE
PARKING BRAKE
SPRING CYLINDER
PARKING BRAKE SOLENOID VALVE
HYDRAULIC PIPING
WORK EQUIPMENT SOLENOID VALVE
WORK EQUIPMENT LEVER LINKAGE
HYDRAULIC TANK
MAIN PISTON PUMP
ES VALVE(ENGINE SENSING VALVE)
SERVO VALVE
PPC VALVE(PROPORTIONAL PRESSURE VALVE)
PPC RELIEF VALVE
ACCUMULATOR (FOR PPC VALVE)
MAIN CONTROL VALVE
LUBRICATION OF WORK EQUIPMENT
WORK EQUIPMENT LINKAGE

SEBM036908

SERIAL NUMBER
50001 and up