KOMATSU WD900-3 WHEEL DOZER SHOP MANUAL SEBMW00601 – PDF DOWNLOAD

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KOMATSU WD900-3 WHEEL DOZER SHOP MANUAL SEBMW00601 – PDF DOWNLOAD

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KOMATSU WD900-3 WHEEL DOZER SHOP MANUAL SEBMW00601 – PDF DOWNLOAD

Language : English
Pages : 126
Downloadable : Yes
File Type : PDF

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TABLE OF CONTENTS:

KOMATSU WD900-3 WHEEL DOZER SHOP MANUAL SEBMW00601 – PDF DOWNLOAD

COVER..............................................................................................  1
01 GENERAL.........................................................................................  2
	GENERAL ASSEMBLY DRAWING.......................................................................  3
	SPECIFICATIONS.................................................................................  4
	WEIGHT TABLE...................................................................................  7
	LIST OF LUBRICANT AND WATER....................................................................  9
10 STRUCTURE AND FUNCTION.......................................................................... 11
	TIRE AND WHEEL................................................................................. 12
	SWITCH PUMP.................................................................................... 13
	DIVERTER VALVE................................................................................. 16
	BRAKE CIRCUIT DIAGRAM.......................................................................... 20
	HYDRAULIC PIPING............................................................................... 23
	WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM....................................................... 25
	WORK EQUIPMENT LEVER LINKAGE................................................................... 38
	LUBRICATION OF WORK EQUIPMENT.................................................................. 39
	WORK EQUIPMENT LINKAGE......................................................................... 41
	ELECTRIC CIRCUIT DIAGRAM....................................................................... 43
	ENGINE STARTING CIRCUIT........................................................................ 45
	ENGINE STOP CIRCUIT............................................................................ 46
	ELECTRICAL TRANSMISSION CONTROL................................................................ 47
	BLADE CONTROL SWITCH........................................................................... 48
	ELECTRIC PARKING BRAKE CONTROL................................................................. 49
	BRAKE COOLING SYSTEM........................................................................... 58
20 TESTING AND ADJUSTING........................................................................... 61
	STANDARD VALUE TABLE........................................................................... 62
		STANDARD VALUE TABLE FOR ENGINE............................................................ 62
		STANDARD VALUE TABLE FOR CHASSIS........................................................... 63
		STANDARD VALUE TABLE FOR ELECTRICAL PARTS.................................................. 69
	TESTING AND ADJUSTING.......................................................................... 80
		BLEEDING AIR FROM STEERING CIRCUIT......................................................... 81
		TESTING WHEEL BRAKE PERFORMANCE............................................................ 82
		TESTING PARKING BRAKE PERFORMANCE.......................................................... 83
		TESTING AND ADJUSTING PPC PRESSURE......................................................... 84
		ADJUSTING PPC VALVE LINKAGE................................................................ 86
		TESTING AND ADJUSTING WORK EQUIPMENT HYDRAULIC PRESSURE.................................... 87
		BLEEDING AIR FROM WORK EQUIPMENT CIRCUIT................................................... 89
	TROUBLESHOOTING................................................................................ 90
		CONNECTOR TYPES AND MOUNTING LOCATIONS..................................................... 91
		CONNECTOR ARRANGEMENT DIAGRAM.............................................................. 94
		TROUBLESHOOTING OF TRANSMISSION CONTROLLER SYSTEM(T MODE).................................. 99
			ELECTRICAL CIRCUIT DIAGRAM FOR TRANSMISSION CONTROLLER SYSTEM..........................100
			T-13 KICK-DOWN SIGNAL SYSTEM AND SHIFT-DOWN SIGNAL SYSTEM(JOYSTICK(OP)MANUAL SHIFT)....102
		TROUBLESHOOTING OF MAIN MONITOR SYSTEM(M MODE).............................................103
			ELECTRICAL CIRCUIT DIAGRAM OF MACHINE MONITOR SYSTEM...................................105
		TROUBLESHOOTING OF ELECTRICAL SYSTEM(E MODE)...............................................107
			E-9 KICK-DOWN SWITCH DOES NOT WORK.....................................................108
				a) KICK-DOWN SWITCH DOES NOT WORK EVEN THOUGH GEAR SHIFT WORKS NORMALLY............108
				b) KICK-DOWN CANNOT BE CANCELED....................................................109
		TROUBLESHOOTING OF HYDRAULIC AND MECHANICAL SYSTEM(H MODE).................................110
			H-16 BLADE DOES NOT RISE...............................................................111
			H-17 BLADE MOVES SLOWLY OR DOES NOT HAVE SUFFICIENT LIFTING POWER......................112
			H-18 WHEN RAISING BLADE,BECOMES SLOW AT CERTAIN HEIGHT.................................113
			H-19 LIFT CYLINDER CANNOT HOLD DOWN BUCKET.............................................113
			H-20 BLADE HAS LARGE AMOUNT OF HYDRAULIC DRIFT.........................................113
			H-21 BLADE FLUCTUATES WHILE WORKING....................................................114
			H-22 BLADE DROPS MOMENTARILY WHEN LEVER IS OPERATED FROM HOLD TO RAISE.................114
			H-23 BLADE DOES NOT TILT...............................................................115
			H-24 BLADE IS MOVES SLOWLY OR HAS INSUFFICIENT TILT....................................116
			H-25 BLADE MOVEMENT BECOMES SLOW DURING TILT...........................................117
			H-26 LIFT CYLINDER CANNOT HOLD DOWN BLADE..............................................117
			H-27 BLADE HAS LARGE AMOUNT OF HYDRAULIC DRIFT.........................................117
			H-30 BLADE CONTROL LEVER DO NOT MOVE SMOOTHLY..........................................118
40 MAINTENANCE STANDARD............................................................................119
	HYDRAULIC CYLINDER.............................................................................120
	WORK EQUIPMENT LINKAGE.........................................................................122

S.S 31/12/24