Komatsu WD500-3 Wheel Dozer Index:

COVER
CONTENTS
01 GENERAL
GENERAL ASSEMBLY DRAWING
SPECIFICATIONS
WEIGHT TABLE
LIST OF LUBRICANT AND WATER
10 STRUCTURE AND FUNCTION
WORK EQUIPMENT LEVER LINKAGE
HYDRAULIC TANK
PPC VALVE
MAIN CONTROL VALVE
WORK EQUIPMENT LINKAGE
MACHINE MONITOR SYSTEM
MAIN MONITOR
MAINTENANCE MONITOR
ALL-RANGE ELECTRONIC CONTROL AUTOMATIC TRANSMISSION SYSTEM
TRANSMISSION CONTROLLER
ELECTRIC TRANSMISSION CONTROL
KICK-DOWN, HOLD SWITCH
20 TESTING AND ADJUSTING
TABLE OF JUDGEMENT STANDARD VALUE
TOOL LIST FOR TESTING AND ADJUSTING
MEASURING PITCH, TILT AND LIFT CONTROL LEVERS
ADJUSTING PPC VALVE LINKAGE
TESTING AND ADJUSTING PPC OIL PRESSURE
TESTING AND ADJUSTING WORK EQUIPMENT HYDRAULIC PRESSURE
MEASURING WORK EQUIPMENT SPEED
MEASURING HYDRAULIC DRIFT OF WORK EQUIPMENT CYLINDER
CONNECTOR TYPES AND MOUNTING LOCATIONS
H-1 BLADE DOES NOT RISE
H-2 BLADE MOVES SLOWLY OR DOES NOT HAVE SUFFICIENT LIFTING POWER
H-3 WHEN RAISING BLADE, BECOMES SLOW AT CERTAIN HEIGHT
H-4 LIFT CYLINDER CANNOT HOLD DOWN BLADE
H-5 BLADE HAS LARGE AMOUNT OF HYDRAULIC DRIFT
H-6 BLADE FLUCTUATES WHILE WORKING
H-7 BLADE DROPS MOMENTARILY WHEN LEVER IS OPERATED FROM HOLD TO RAISE
H-8 BLADE DOES NOT TILT
H-9 BLADE MOVES SLOWLY OR HAS INSUFFICIENT TILT POWER
H-10 BLADE MOVEMENT BECOMES SLOW DURING TILT
H-11 LIFT CYLINDER CANNOT HOLD DOWN BLADE
H-12 BLADE HAS LARGE AMOUNT OF HYDRAULIC DRIFT
H-13 BLADE CONTROL LEVER DO NOT MOVE SMOOTHLY
H-14 BLADE TILT AND BLADE PITCH DO NOT CHANGE
40 MAINTENANCE STANDARD
TRANSMISSION
HYDRAULIC PUMP
MAIN CONTROL VALVE
HYDRAULIC CYLINDERS
BLADE
90 OTHERS
HYDRAULIC PIPING
WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
ELECTRIC CIRCUIT DIAGRAM(TILT AND PITCH CONTROL)