Komatsu Trash Compactor WF450T-1A Shop Manual SEBM041K0101 – PDF DOWNLOAD

Komatsu Trash Compactor WF450T-1A Shop Manual SEBM041K0101 – PDF DOWNLOAD

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Komatsu Trash Compactor WF450T-1A Shop Manual SEBM041K0101 – PDF DOWNLOAD

Language : English
Pages : 294
Downloadable : Yes
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TABLE OF CONTENTS:

Komatsu Trash Compactor WF450T-1A Shop Manual SEBM041K0101 – PDF DOWNLOAD

MACHINE MODEL SERIAL No.WF450T-1A  10001 and up

COVER……………………………………………………………………………………………….. 1
CONTENTS…………………………………………………………………………………………….. 2
10 STRUCTURE AND FUNCTION……………………………………………………………………………… 8
POWER TRAIN ……………………………………………………………………………………… 9
TORQUE CONVERTER AND TRANSMISSION PIPING…………………………………………………………….. 10
TRANSMISSION CONTROL VALVE…………………………………………………………………………. 11
TRANSMISSION PILOT FILTER………………………………………………………………………….. 13
AXLE…………………………………………………………………………………………….. 14
FINAL DRIVE………………………………………………………………………………………. 16
AXLE MOUNT……………………………………………………………………………………….. 17
WHEELS…………………………………………………………………………………………… 19
STEERING PIPING ………………………………………………………………………………….. 21
STEERING COLUMN AND GEAR BOX……………………………………………………………………….. 22
STEERING LINKAGE………………………………………………………………………………….. 23
STEERING VALVE……………………………………………………………………………………. 24
BRAKE …………………………………………………………………………………………… 35
HYDRAULIC PIPING …………………………………………………………………………………. 36
WORK EQUIPMENT LEVER LINKAGE……………………………………………………………………….. 37
MAIN CONTROL VALVE………………………………………………………………………………… 38
HYDRAULIC CIRCUIT DIAGRAM………………………………………………………………………….. 41
CENTER HINGE PIN………………………………………………………………………………….. 42
WORK EQUIPMENT LINKAGE…………………………………………………………………………….. 43
AIR CONDITIONER…………………………………………………………………………………… 45
ELECTRICAL WIRING CIRCUIT DIAGRAM…………………………………………………………………… 49
ELECTRONIC VEHICLE MONITORING SYSTEM (EVMS)………………………………………………………….. 50
ELECTRICAL TRANSMISSION CONTROL…………………………………………………………………….. 54
20 TESTING AND ADJUSTING………………………………………………………………………………. 55
STANDARD JUDGEMENT TABLE FOR TESTING, ADJUSTING, AND TROUBLESHOOTING……………………………………. 56
LIST OF TOOLS FOR TESTING , ADJUSTING, AND TROUBLESHOOTING…………………………………………….. 58
MEASURING ACCELERATOR PEDAL OPERATING FORCE AND OPERATING ANGLE………………………………………… 59
MEASURING HAND THROTTLE……………………………………………………………………………. 63
MEASURING TRANSMISSION LEVERS………………………………………………………………………. 64
MEASURING ENGINE STALL SPEED……………………………………………………………………….. 65
MEASURING OIL PRESSURE OF TORQUE CONVERTER AND TRANSMISSION……………………………………………. 67
METHOD FOR OPERATION OF EMERGENCY MANUAL SPOOL……………………………………………………….. 69
MEASURING STEERING WHEEL PLAY………………………………………………………………………. 72
MEASURING OPERATING FORCE OF STEERING WHEEL …………………………………………………………. 73
MEASURING OPERATING TIME OF STEERING WHEEL ………………………………………………………….. 74
TESTING STEERING LINKAGE…………………………………………………………………………… 75
MEASURING STEERING OIL PRESSURE…………………………………………………………………….. 77
MEASURING AIR ……………………………………………………………………………………. 78
CHECKING BRAKE OIL PRESSURE………………………………………………………………………… 81
MEASURING WEAR OF BRAKE DISC……………………………………………………………………….. 82
AIR BLEEDING FROM BRAKE LINE……………………………………………………………………….. 83
MEASURING PARKING BRAKE PERFORMANCE…………………………………………………………………. 84
CHECKING AND ADJUSTING PARKING BRAKE………………………………………………………………… 85
MEASURING DUMP AND LIFT CONTROL LEVERS………………………………………………………………. 87
MEASURING HYDRAULIC PRESSURE OF WORK EQUIPMENT……………………………………………………….. 89
MEASURING WORK EQUIPMENT…………………………………………………………………………… 91
ADJUSTING MACHINE MONITOR (SPEEDOMETER MODULE)……………………………………………………….. 93
TROUBLESHOOTING…………………………………………………………………………………… 94
ELECTRICAL CIRCUIT…………………………………………………………………………….. 95
ELECTRICAL WIRING DIAGRAM………………………………………………………………………. 99
TROUBLESHOOTING FOR ENGINE, TRANSMISSION, AND PARKING BRAKE ELECTRICAL SYSTEM…………………………….100
POSITION OF CONNECTORS FOR TROUBLESHOOTING………………………………………………………..101
E-8 TRANSMISSION DOES NOT WORK NORMALLY…………………………………………………………..102
TROUBLESHOOTING FOR STEERING SYSTEM AND CHASSIS……………………………………………………….105
TROUBLESHOOTING TABLE FOR STEERING SYSTEM…………………………………………………………106
S-1 STEERING WHEEL DOES NOT TURN……………………………………………………………..106
S-2 STEERING WHEEL IS SLUGGISH……………………………………………………………….107
S-3 STEERING WHEEL MOVES UNSTEADILY OR IS SUBJECTED TO LARGE SHOCK……………………………….108
S-4 MACHINE TENDS TO TURN NATURALLY IN ONE PARTICULAR DIRECTION WHEN TRAVELING…………………….108
S-5 LEFT AND RIGHT TURNING RADII ARE DIFFERENT…………………………………………………108
TROUBLESHOOTING TABLE FOR WORK EQUIPMENT………………………………………………………….109
H-1 BLADE DOES NOT RISE……………………………………………………………………..109
H-2 BLADE MOVES SLOWLY OR DOES NOT HAVES SUFFICIENT LIFTING POWER………………………………..110
H-3 BLADE MOVEMENT BECOMES SLOW AFTER IT REACHES A CERTAIN HEIGHT………………………………..111
H-4 BLADE CANNOT BE HELD DOWN WITH LIFT CYLINDER……………………………………………….111
H-5 BLADE HAS LARGE HYDRAULIC DRIFT…………………………………………………………..111
H-6 BLADE , STRAIGHT FRAME MOVEMENT IS UNSTEADY DURING WORK……………………………………..111
H-7 BLADE DESCENDS MOMENTARILY WHEN CONTROL LEVER IS SHIFTED FROM “HOLD” TO “RAISE”………………..111
H-8 BLADE DOES NOT TILT……………………………………………………………………..112
H-9 BLADE MOVES SLOWLY OR HAS INSUFFICIENT TILT POWER…………………………………………..113
H-10 BLADE MOVEMENT BECOMES SLOW DURING TILT BACK………………………………………………114
H-11 BLADE CANNOT BE HELD DOWN BY THE TILT CYLINDER…………………………………………….114
H-12 BLADE HAS LARGE HYDRAULIC DRIFT………………………………………………………….114
H-13 BLADE MOVES UNSTEADILY WHEN MACHINE TRAVELS UNDER LOAD. (MAIN CONTROL VALVE IN “HOLD”)…………114
H-14 BLADE TILTS TO LEFT MOMENTARILY WHEN CONTROL LEVER IS SHIFTED FROM “HOLD” TO “RIGHT TILT BACK”….114
H-15 BLADE CONTROL LEVER MOVES STIFFLY AND SLAGGISHLY…………………………………………..115
30 DISASSEMBLY AND ASSEMBLY…………………………………………………………………………….116
RADIATOR………………………………………………………………………………………….117
REMOVAL……………………………………………………………………………………….117
INSTALLATION…………………………………………………………………………………..120
ENGINE……………………………………………………………………………………………122
REMOVAL……………………………………………………………………………………….122
INSTALLATION…………………………………………………………………………………..126
TORQUE CONVERTER AND TRANSMISSION …………………………………………………………………..131
REMOVAL……………………………………………………………………………………….131
INSTALLATION…………………………………………………………………………………..139
TRANSMISSION CONTROL VALVE………………………………………………………………………….148
REMOVAL……………………………………………………………………………………….148
INSTALLATION…………………………………………………………………………………..150
FRONT DIFFERENTIAL…………………………………………………………………………………152
REMOVAL……………………………………………………………………………………….152
INSTALLATION…………………………………………………………………………………..154
DIFFERENTIAL………………………………………………………………………………………156
DISASSEMBLY……………………………………………………………………………………156
ASSEMBLY………………………………………………………………………………………159
FRONT AXLE………………………………………………………………………………………..166
REMOVAL……………………………………………………………………………………….166
INSTALLATION…………………………………………………………………………………..169
REAR AXLE…………………………………………………………………………………………172
REMOVAL……………………………………………………………………………………….172
INSTALLATION…………………………………………………………………………………..177
DRIVE SHAFT……………………………………………………………………………………….182
DISASSEMBLY……………………………………………………………………………………182
ASSEMBLY………………………………………………………………………………………184
FINAL DRIVE……………………………………………………………………………………….186
DISASSEMBLY……………………………………………………………………………………186
ASSEMBLY………………………………………………………………………………………189
STEERING GEAR……………………………………………………………………………………..193
REMOVAL……………………………………………………………………………………….193
INSTALLATION…………………………………………………………………………………..195
BRAKE…………………………………………………………………………………………….197
DISASSEMBLY……………………………………………………………………………………197
ASSEMBLY………………………………………………………………………………………202
PARKING BRAKE PAD………………………………………………………………………………….209
REMOVAL AND INSTALLATION………………………………………………………………………..209
MAIN CONTROL VALVE…………………………………………………………………………………210
DISASSEMBLY……………………………………………………………………………………210
ASSEMBLY………………………………………………………………………………………212
LIFT, TILT CYLINDER………………………………………………………………………………..214
DISASSEMBLY……………………………………………………………………………………214
ASSEMBLY………………………………………………………………………………………216
CENTER HINGE PIN…………………………………………………………………………………..218
REMOVAL……………………………………………………………………………………….218
INSTALLATION…………………………………………………………………………………..228
WORK EQUIPMENT…………………………………………………………………………………….238
REMOVAL……………………………………………………………………………………….238
INSTALLATION…………………………………………………………………………………..240
DISASSEMBLY……………………………………………………………………………………242
ASSEMBLY………………………………………………………………………………………247
FUEL TANK…………………………………………………………………………………………253
REMOVAL……………………………………………………………………………………….253
INSTALLATION…………………………………………………………………………………..255
CAB………………………………………………………………………………………………257
REMOVAL……………………………………………………………………………………….257
INSTALLATION…………………………………………………………………………………..259
AIR CONDITIONER UNIT……………………………………………………………………………….260
REMOVAL……………………………………………………………………………………….260
INSTALLATION…………………………………………………………………………………..262
CONDENSER…………………………………………………………………………………………264
REMOVAL AND INSTALLATION………………………………………………………………………..264
DRY RECEIVER………………………………………………………………………………………265
REMOVAL AND INSTALLATION………………………………………………………………………..265
AIR CONDITIONER COMPRESSOR………………………………………………………………………….266
REMOVAL AND INSTALLATION………………………………………………………………………..266
UNDERCOVERS……………………………………………………………………………………….267
REMOVAL ………………………………………………………………………………………267
INSTALLATION…………………………………………………………………………………..270
40 MAINTENANCE STANDARD………………………………………………………………………………..272
TRANSMISSION CONTROL VALVE………………………………………………………………………….273
DIFFERENTIAL………………………………………………………………………………………277
STEERING COLUMN AND GEAR BOX………………………………………………………………………..279
STEERING PUMP……………………………………………………………………………………..280
STEERING LINKAGE…………………………………………………………………………………..282
STEERING VALVE…………………………………………………………………………………….283
STEERING CYLINDER………………………………………………………………………………….284
HYDRAULIC PUMP…………………………………………………………………………………….285
SWITCH PUMP……………………………………………………………………………………….286
MAIN CONTROL VALVE…………………………………………………………………………………287
LIFT CYLINDER……………………………………………………………………………………..289
TILT CYLINDER……………………………………………………………………………………..290
BLADE LINKAGE……………………………………………………………………………………..291