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Komatsu D51EX-22 D51PX-22 Crawler Dozer Operation & Maintenance Manual SN B10001 and up – PDF DOWNLOAD

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Komatsu D51EX-22 D51PX-22 Crawler Dozer Operation & Maintenance Manual SN B10001 and up

Book Code: CEAM018708

SERIAL NUMBERS :

D51EX-22 B10001 and up
D51PX-22 B10001 and up

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Description

Komatsu D51EX-22 D51PX-22 Crawler Dozer Operation & Maintenance Manual

FILE DETAILS:

Komatsu D51EX-22 D51PX-22 Crawler Dozer Operation & Maintenance Manual

Brands: Komatsu
Equipment Type:  Crawler Dozer
Manuals Type: Operation & Maintenance Manual
Machine Model: D51EX-22, D51PX-22
Serial Number: B10001 and up
Book Code: CEAM018708
Language: English
Pages: 300
File Format: Portable Document Format (PDF)

KOMATSU D51EX-22 D51PX-22 CRAWLER DOZER OPERATION & MAINTENANCE MANUAL SN B10001 AND UP – PDF DOWNLOAD:

IMAGES PREVIEW OF THE MANUAL:

DESCRIPTION:

Komatsu D51EX-22 D51PX-22 Crawler Dozer Operation & Maintenance Manual SN B10001 and up 

FOREWORD:

This manual provides rules and guidelines which will help you use this machine safely and effectively. The precautions in this manual must be followed at all times when performing operation and maintenance. Most accidents are caused by the failure to follow fundamental safety rules for the operation and maintenance of machines. Accidents can be prevented by knowing beforehand conditions that may cause a hazard when performing operation and maintenance.

TABLE OF CONTENTS:

Komatsu D51EX-22 D51PX-22 Crawler Dozer Operation & Maintenance Manual SN B10001 and up 

INTRODUCTION.....................................................................  5
	FOREWORD.....................................................................  6
	SAFETY INFORMATION...........................................................  7
	APPROVED AND NON-APPROVED USES...............................................  8
		NON-APPROVED.............................................................  8
	PRODUCT IDENTIFICATION.......................................................  9
		PRODUCT IDENTIFICATION PLATE.............................................  9
		ENGINE SERIAL NUMBER AND EMISSION LABEL.................................. 10
	SERIAL NUMBERS AND DEALER INFORMATION........................................ 11
		MODEL: D51EX/PX-22....................................................... 11
	CONTENTS..................................................................... 12
SAFETY........................................................................... 23
	SAFETY AND WARNING DECALS.................................................... 24
		LOCATION OF THE SAFETY DECALS............................................ 25
	GENERAL SAFETY RULES AND PRECAUTIONS......................................... 30
		GENERAL SAFETY RULES..................................................... 30
			UNAUTHORIZED MODIFICATIONS........................................... 31
			GENERAL SAFETY AT JOB SITE........................................... 31
			WORKING ON LOOSE GROUND.............................................. 31
		SAFETY FEATURES.......................................................... 32
		PERSONAL PROTECTIVE EQUIPMENT............................................ 32
		FIRE AND EXPLOSION PREVENTION............................................ 33
			FIRE CAUSED BY FUEL OR OIL........................................... 33
			FIRE CAUSED BY ACCUMULATION OF FLAMMABLE MATERIAL.................... 33
			FIRE FROM ELECTRICAL SYSTEM.......................................... 34
			FIRE FROM HYDRAULIC LINE............................................. 34
			WINDSHIELD WASHER FLUID.............................................. 34
		ACTION IF FIRE OCCURS.................................................... 34
		DUST HAZARDS............................................................. 34
		BLAST ZONE HAZARD........................................................ 35
		KEEP OPERATOR'S CAB CLEAN................................................ 35
		UNAUTHORIZED MODIFICATIONS............................................... 35
		LEAVING OPERATOR’S COMPARTMENT........................................... 36
			PARKING BRAKE AND EQUIPMENT LOCKS.................................... 36
		MOUNTING AND DISMOUNTING................................................. 37
		CRUSH OR PINCH POINT DANGERS............................................. 37
		FIRE EXTINGUISHER AND FIRST AID KIT...................................... 37
		INSIDE OPERATOR’S COMPARTMENT............................................ 38
		PRECAUTIONS WHEN USING ROPS.............................................. 38
	PRECAUTIONS BEFORE STARTING OPERATIONS....................................... 39
		PRE-OPERATIONAL CHECKS................................................... 39
		STARTING YOUR WORK OPERATIONS............................................ 39
		WORK SITE HAZARDS........................................................ 39
		AVOIDING DANGEROUS SITUATIONS............................................ 40
		HIGH VOLTAGE LINES....................................................... 42
	RULES FOR ROAD TRAVEL........................................................ 43
		PRECAUTIONS WHEN TRAVELING............................................... 43
			USING BRAKES......................................................... 43
		RULES FOR TRAVELING IN REVERSE........................................... 44
		TRAVELING ON ICY OR SNOW-COVERED SURFACES................................ 44
		WORKING ON LOOSE OR UNSTABLE GROUND...................................... 44
		TRAVEL ON SLOPES......................................................... 44
		PARKING THE MACHINE...................................................... 45
	PRECAUTIONS DURING MAINTENANCE OPERATIONS.................................... 46
		WARNING TAGS............................................................. 46
		EQUIPMENT STORAGE........................................................ 46
		WORKING UNDER THE MACHINE................................................ 47
		USING DROP LAMPS......................................................... 47
		KEEPING THE MACHINE CLEAN................................................ 47
		RUNNING THE MACHINE DURING MAINTENANCE................................... 48
		RULES FOR REFUELING THE MACHINE.......................................... 48
		COOLING SYSTEM PRECAUTIONS............................................... 48
		WORK UNDER THE MACHINE................................................... 48
		PRECAUTIONS WHEN USING HAMMER............................................ 49
		REPAIR WELDING........................................................... 49
		ENGINE SYSTEM HIGH VOLTAGE............................................... 49
		BATTERY PRECAUTIONS...................................................... 50
		STARTING THE MACHINE..................................................... 51
		HIGH PRESSURE HOSES...................................................... 51
			HANDLING HIGH-PRESSURE HOSES......................................... 51
		PRECAUTION FOR HIGH FUEL PRESSURE........................................ 52
		HIGH TEMPERATURE AREAS................................................... 52
		ROTATING PARTS........................................................... 52
		DISPOSAL OF WASTE MATERIALS.............................................. 52
		USING HIGH-PRESSURE GREASE TO ADJUST TRACK TENSION....................... 53
		DO NOT DISASSEMBLE RECOIL SPRING......................................... 53
		ACCUMULATOR.............................................................. 53
		CRITICAL PARTS........................................................... 54
	TRANSPORTING THE MACHINE..................................................... 55
		LOADING AND SECURING THE MACHINE......................................... 55
		TOWING THE MACHINE....................................................... 56
OPERATION........................................................................ 59
	GENERAL VIEWS................................................................ 60
		VIEW OF MACHINE.......................................................... 60
		VIEW OF CONTROLS AND GAUGES.............................................. 62
	MACHINE MONITOR SYSTEM....................................................... 64
		MONITOR LAYOUT........................................................... 64
		BASIC OPERATION OF MONITOR PANEL......................................... 65
		CHECK MONITOR SYSTEM..................................................... 66
	MONITOR CHECK ITEMS.......................................................... 67
		EMERGENCY ALERTS......................................................... 67
			ENGINE OIL PRESSURE CAUTION LAMP..................................... 67
			ENGINE COOLANT TEMPERATURE CAUTION LAMP.............................. 68
			HYDRAULIC OIL TEMPERATURE CAUTION LAMP............................... 68
			HST CHARGE PRESSURE CAUTION LAMP..................................... 68
			CHARGE FILTER CLOG CAUTION LAMP...................................... 68
		WARNING ALERTS........................................................... 69
			BATTERY CHARGE CAUTION LAMP.......................................... 69
			AIR CLEANER CLOGGING CAUTION LAMP.................................... 70
			WATER IN FUEL LAMP................................................... 70
			MAINTENANCE CAUTION LAMP............................................. 70
	CONSOLE CONTROL SWITCHES..................................................... 71
		SWITCH LAYOUT VIEW....................................................... 71
			LAMP SWITCH.......................................................... 71
			BUZZER CANCEL SWITCH................................................. 72
			INFORMATION SWITCH................................................... 72
			HEATER SWITCH........................................................ 72
			IGNITION SWITCH...................................................... 73
			HORN SWITCH.......................................................... 74
			WIPER SWITCH......................................................... 74
			CAB LAMP SWITCH...................................................... 75
			CIGARETTE LIGHTER.................................................... 75
			ACCESSORY SOCKET..................................................... 75
		METER DISPLAY............................................................ 76
			ENGINE COOLANT TEMPERATURE GAUGE..................................... 76
			HYDRAULIC OIL TEMPERATURE GAUGE...................................... 77
			DISPLAY PANEL (A).................................................... 77
			FUEL LEVEL GAUGE..................................................... 81
			REVERSE TRAVEL SPEED SET SWITCH...................................... 81
			SHIFT MODE SWITCH.................................................... 81
			ENGINE INTAKE AIR PRE-HEAT PILOT LAMP................................ 81
			DISPLAY PANEL (B).................................................... 82
			FAN ROTATION SELECTOR SWITCH......................................... 83
		WARNING LAMP VIEW........................................................ 84
			WARNING LAMP (1)..................................................... 84
			USING FAILURE CODE DISPLAY........................................... 85
			USING MAINTENANCE MODE............................................... 86
			METHOD OF SELECTING EACH MODE........................................ 87
			USING OIL AND FILTER MAINTENANCE MODE................................ 88
			USING ADJUSTMENT MODE................................................ 89
	CONTROL LEVERS AND PEDALS.................................................... 92
	LEVER LAYOUT VIEW............................................................ 92
		LOCK LEVERS.............................................................. 92
		TRAVEL LEVER............................................................. 93
		BLADE CONTROL LEVER...................................................... 94
		BLADE ANGLE CONTROL...................................................... 95
		INTELLIGENT BLADE CONTROL................................................ 95
		WORK EQUIPMENT LOCK LEVER................................................ 96
		FUEL CONTROL DIAL........................................................ 97
		DECELERATOR PEDAL........................................................ 98
		BRAKE PEDAL.............................................................. 98
		PARKING BRAKE LEVER...................................................... 99
	DOOR AND WINDOW SYSTEM.......................................................100
		DOOR - OPEN LOCK.........................................................100
		SASH GLASS INTERMEDIATE LOCK.............................................100
	SAFETY LOCKS AND SECURITY....................................................101
		DOOR LOCK................................................................101
		CAP, COVER WITH LOCK.....................................................101
			METHOD OF OPENING OR CLOSING HYDRAULIC TANK CAP......................102
		Method of opening and closing FUEL cap with lock.........................103
		TO LOCK THE CAP..........................................................103
		LOCKABLE AREAS...........................................................104
			SEAT POCKET..........................................................104
	ADDITIONAL FEATURES AND ACCESSORIES..........................................105
		AIR CONDITIONER AND FEET HEATER..........................................105
			GENERAL DESCRIPTION OF CONTROL PANEL.................................105
			MODE SELECTOR SWITCH.................................................105
			BLOWER SPEED SELECTOR SWITCH.........................................106
			TEMPERATURE CONTROL SWITCH...........................................106
			PRECAUTIONS WHEN USING AIR CONDITIONER...............................107
			FEET HEATER..........................................................108
		RADIO....................................................................109
			EXPLANATION OF FEATURES..............................................109
			POWER SWITCH/VOLUME..................................................110
			AUTO-STORE/PRESET SCAN BUTTON........................................110
			BASS CONTROL KNOB....................................................110
			TREBLE CONTROL KNOB..................................................111
			LOUDNESS BUTTON......................................................111
			TIME/RADIO DISPLAY SELECTOR BUTTON...................................111
			TAPE EJECT BUTTON....................................................112
			CASSETTE DOOR........................................................112
			FAST FORWARD, REWIND BUTTONS.........................................112
			PRESET BUTTONS.......................................................112
			METAL TAPE BUTTON....................................................113
			MANUAL TUNING BUTTONS................................................113
			SEEK TUNING BUTTONS..................................................113
			BAND SELECTOR BUTTON.................................................113
			METHOD OF OPERATION..................................................114
			LISTENING TO RADIO...................................................115
			LISTENING TO A CASSETTE TAPE.........................................115
			REVERSING TAPE.......................................................116
			PRECAUTION WHEN USING................................................116
		ASHTRAY..................................................................117
		LUNCH BOX HOLDER STRAP...................................................117
		CUP HOLDER...............................................................117
		TOOL BOX.................................................................117
		GREASE PUMP HOLDER.......................................................118
		ELECTRICAL POWER ADAPTER.................................................118
	FUSES........................................................................119
		FUSES....................................................................119
			FUSE CAPACITIES AND CIRCUIT NAMES....................................119
	PRECAUTIONS BEFORE STARTING WORK OPERATIONS..................................121
		PRE-OPERATIONAL CHECKS...................................................121
			WALK-AROUND CHECKS...................................................121
			CHECKS BEFORE STARTING...............................................122
			ADJUSTMENTS BEFORE OPERATION.........................................136
			ADJUST ARMREST.......................................................137
			FASTENING AND REMOVING SEAT BELT.....................................137
			ADJUSTING MIRROR.....................................................138
			SYSTEM “ON” CHECKS...................................................138
		STARTING THE ENGINE......................................................140
			NORMAL OR COLD START PROCEDURES......................................140
			COLD WEATHER STARTS..................................................141
	OPERATIONS AND CHECKS AFTER STARTING ENGINE..................................145
		BREAKING IN THE MACHINE..................................................145
			WARMING UP ENGINE....................................................145
			STARTING IN COLD WEATHER.............................................146
		STOPPING THE ENGINE......................................................148
	MOVING, STEERING, STOPPING AND PARKING THE MACHINE...........................149
		PREPARATIONS FOR MOVING THE MACHINE......................................149
			MOVING MACHINE FORWARD OR REVERSE....................................150
			CHANGING SPEED RANGES................................................152
		STEERING THE MACHINE.....................................................154
			NORMAL TURN..........................................................154
			MAKING A LEFT OR RIGHT TURN..........................................154
			MAKING A PIVOT TURN..................................................155
			TURNING WHILE DESCENDING A SLOPE.....................................155
			COUNTER-ROTATION TURN................................................155
		STOPPING THE MACHINE.....................................................156
		PARKING MACHINE..........................................................158
			CHECK AFTER FINISHING WORK...........................................159
			CHECK AFTER SHUTTING OFF ENGINE......................................159
	STARTING YOUR WORK OPERATIONS................................................160
		AVOIDING DANGEROUS SITUATIONS............................................160
		HIGH VOLTAGE LINES.......................................................162
		OPERATING THE MACHINE....................................................163
			PAY ATTENTION TO GAUGES..............................................163
			PERMISSIBLE WATER DEPTH..............................................163
			METHOD OF USING BRAKES...............................................163
			WHEN TRAVELING UP OR DOWN HILLS......................................163
		PRECAUTIONS ON SLOPES....................................................164
			1. BE AWARE OF FUEL LEVEL............................................164
			2. PRECAUTIONS WHEN ENGINE STOPS ON A SLOPES.........................164
			ALWAYS KEEP THE DOORS CLOSED DURING OPERATIONS.......................164
			DO NOT MODIFY THE CAB GLASS IN ANY WAY...............................164
			PRECAUTIONS FOR BLIND SPOTS CAUSED BY CAB STAYS......................164
		CUTTING A GRADE..........................................................165
			DOZING...............................................................165
			BACK GRADING A SURFACE...............................................165
			CUTTING HARD OR FROZEN GROUND OR DITCHING............................166
			FELLING TREES, REMOVING STUMPS.......................................166
			SIDE-CUTTING OPERATIONS..............................................166
		UNDERCARRIAGE CARE.......................................................167
			OPERATION METHOD.....................................................167
			INSPECTION AND ADJUSTMENT............................................167
		INSPECTION AND REPAIR....................................................168
			MEASURING LINK PITCH.................................................168
			MEASURING HEIGHT OF GROUSER..........................................168
			MEASURING OUTSIDE DIAMETER OF TRACK ROLLER...........................169
	TRANSPORTING THE MACHINE.....................................................170
		LOADING OR UNLOADING A TRAILER...........................................170
			PRE-TRANSPORTATION PROCEDURES........................................171
			SECURING MACHINE.....................................................172
			UNLOADING THE MACHINE................................................175
		LIFTING THE MACHINE......................................................176
			FOR BASE MACHINE.....................................................176
			FOR MACHINE EQUIPPED WITH RIPPER.....................................177
	COLD WEATHER OPERATION.......................................................178
		FUEL AND LUBRICANTS......................................................178
		COOLING SYSTEM COOLANT...................................................178
		BATTERY..................................................................179
		PRECAUTIONS ON PARTICULAR JOBSITES.......................................180
		DISCHARGED BATTERY.......................................................180
			REMOVE AND INSTALL BATTERY...........................................181
			BATTERY CHARGES......................................................181
			STARTING ENGINE WITH BOOSTER CABLES..................................182
	GENERAL TROUBLESHOOTING......................................................184
		AFTER RUNNING OUT OF FUEL................................................184
		TOWING THE MACHINE.......................................................184
		WHEN IT IS POSSIBLE TO START ENGINE......................................185
		WHEN ENGINE DOES NOT START...............................................185
			RELEASING THE BRAKES.................................................185
			CONNECTING PUMP TO MACHINE...........................................186
		AFTER TOWING MACHINE.....................................................188
		ELECTRICAL SYSTEM PROBLEMS...............................................190
		MONITOR PANEL............................................................191
		CHASSIS PROBLEMS.........................................................192
		ENGINE PROBLEMS..........................................................193
	LONG TERM STORAGE............................................................194
		BEFORE STORAGE...........................................................194
		DURING STORAGE...........................................................194
		AFTER STORAGE............................................................194
	MACHINES EQUIPPED WITH KOMTRAX SYSTEMS.......................................195
		BASIC PRECAUTIONS........................................................195
MAINTENANCE......................................................................197
	MAINTENANCE INFORMATION......................................................198
		SERVICE METER READING....................................................198
		KOMATSU GENUINE REPLACEMENT PARTS........................................198
		KOMATSU GENUINE LUBRICANTS...............................................198
		WINDSHIELD WASHER FLUID..................................................198
		FRESH AND CLEAN LUBRICANTS...............................................198
		CHECK DRAINED OIL AND USED FILTER........................................198
		FUEL STRAINER............................................................198
		WELDING INSTRUCTIONS.....................................................198
		DO NOT DROP THINGS INSIDE MACHINE........................................199
		DUSTY JOBSITE............................................................199
		AVOID MIXING LUBRICANTS..................................................199
		HYDRAULIC SYSTEM - AIR BLEEDING..........................................199
		HYDRAULIC HOSE INSTALLATION..............................................199
		CHECKS AFTER INSPECTION AND MAINTENANCE WORKS............................199
		LOCKING THE INSPECTION COVER.............................................200
		OPENING OR CLOSING RADIATOR GRILL........................................200
	LUBRICANTS, COOLANT AND FILTERS..............................................202
		OUTLINE OF SERVICE.......................................................202
		HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC...................202
			OIL..................................................................202
			FUEL.................................................................202
			COOLING SYSTEM COOLANT...............................................203
			GREASE...............................................................203
			CARRYING OUT KOWA (KOMATSU OIL WEAR ANALYSIS)........................203
			OIL AND FUEL STORAGE.................................................204
			FILTERS..............................................................204
		ELECTRIC SYSTEM MAINTENANCE..............................................205
		HANDLING HYDRAULIC SYSTEM................................................205
	WEAR PARTS LIST..............................................................206
	RECOMMENDED FUEL, COOLANT, AND LUBRICANT.....................................207
		RECOMMENDED PRODUCTS OTHER THAN KOMATSU GENUINE OILS.....................209
		LUBRICANT AND COOLANT SUPPLIER RECOMMENDATIONS...........................210
	TIGHTENING TORQUE SPECIFICATIONS.............................................212
	PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS................................213
		SAFETY RELATED CRITICAL PARTS............................................213
	MAINTENANCE SCHEDULE.........................................................214
		MAINTENANCE SCHEDULE CHART...............................................214
	WHEN REQUIRED................................................................216
		CLEANING THE MACHINE.....................................................216
			CLEAN TIPS...........................................................216
			CLEANING THROUGH ACCESS AREAS........................................216
		CHECK ELECTRICAL INTAKE AIR HEATER.......................................219
		CHECK, CLEAN AND REPLACE AIR CLEANER ELEMENT.............................219
			CLEANING OR REPLACING OUTER ELEMENT..................................219
			REPLACING INNER ELEMENT..............................................221
		CLEAN COOLING SYSTEM.....................................................223
			FLUSHING THE COOLING SYSTEM..........................................224
		TRACK SYSTEM MAINTENANCE.................................................227
			CHECK AND TIGHTEN TRACK SHOE BOLTS...................................227
			CHECKING AND ADJUSTING TRACK TENSION.................................227
			IDLER GUIDE CLEARANCE................................................229
		REVERSING OR REPLACING END BITS AND CUTTING EDGES........................231
			CHECKING IDLER OIL LEVEL.............................................231
		ADJUST PLAY IN CENTER BALL...............................................232
	MECHANICAL PITCH ROD (ADJUSTABLE)............................................233
		ADJUSTMENT...............................................................233
			SPECIFICATIONS.......................................................233
			ADJUSTMENT OF PITCH ANGLE............................................233
		DOOR HINGES..............................................................234
		CHECKING WINDOW WASHER FLUID LEVEL.......................................235
			MIXTURE RATIO OF PURE WASHER FLUID AND WATER.........................235
		CHECKING AIR CONDITIONER.................................................236
			CHECK LEVEL OF REFRIGERANT...........................................236
			OPERATING AIR CONDITIONER OFF-SEASON.................................236
		REPLACE WIPER BLADE......................................................237
			REPLACEMENT..........................................................237
		RELEASING INTERNAL PRESSURE ON HYDRAULIC SYSTEM..........................238
		BLEEDING AIR FROM HYDRAULIC SYSTEM.......................................239
			BLEEDING AIR FROM PUMP...............................................239
			BLEEDING AIR FROM CYLINDERS..........................................239
			CLEAN, CHECK RADIATOR FINS...........................................240
			CLEANING BY ROTATING COOLING FAN IN REVERSE DIRECTION................240
			CLEANING WITH COMPRESSED AIR.........................................242
	INITIAL 250 HOURS SERVICE (ONLY AFTER THE FIRST 250 HOURS)...................244
		REPLACE FUEL PRE-FILTER CARTRIDGE........................................244
	INITIAL 500 HOURS SERVICE (ONLY AFTER THE FIRST 500 HOURS)...................246
		REPLACE MAIN FUEL FILTER CARTRIDGE.......................................246
	EVERY 50 HOURS MAINTENANCE...................................................248
		LUBRICATE................................................................248
		DRAINING SEDIMENT FROM FUEL TANK.........................................250
	EVERY 250 HOURS MAINTENANCE..................................................251
		CHECK OIL LEVEL IN FINAL DRIVE CASE......................................251
			CHECKING FINAL DRIVE OIL LEVEL.......................................251
		LUBRICATING..............................................................251
		CHECK LEVEL OF BATTERY ELECTROLYTE.......................................253
		CHECK BRAKE PERFORMANCE..................................................254
		AIR CONDITIONER AIR FILTER (FRESH/RECIRC FILTER).........................256
	EVERY 500 HOURS MAINTENANCE..................................................257
		REPLACE FUEL PRE-FILTER CARTRIDGE........................................257
			CHANGE OIL IN ENGINE OIL PAN, REPLACE ENGINE OIL FILTER CARTRIDGE....260
	EVERY 1000 HOURS MAINTENANCE.................................................262
		CHANGE OIL IN FINAL DRIVE CASE...........................................262
		CHECK ALTERNATOR BELT TENSION............................................262
		CHECK ALL TIGHTENING POINTS OF ENGINE INTAKE & EXHAUST PIPE CLAMPS.......262
		CHECK FOR LOOSE ROPS MOUNT BOLTS.........................................263
		REPLACE PRE AND MAIN FUEL FILTER CARTRIDGES..............................264
	EVERY 2000 HOURS MAINTENANCE.................................................270
		CHANGE OIL IN HYDRAULIC TANK, REPLACE OIL FILTER CARTRIDGE...............270
		CHECK ALTERNATOR, STARTING MOTOR.........................................273
		CHECK ENGINE VALVE CLEARANCE, ADJUST.....................................273
		REPLACE HYDRAULIC TANK BREATHER ELEMENT..................................273
		CHECK CHARGE PRESSURE ACCUMULATOR (CONTROL CIRCUIT)......................274
			FUNCTION OF ACCUMULATOR..............................................274
			CHECKING FUNCTION OF ACCUMULATOR.....................................274
			RELEASING PRESSURE IN HYDRAULIC CIRCUIT..............................275
			CHECKING PIVOT SHAFT OIL LEVEL.......................................275
	EVERY 4000 HOURS MAINTENANCE.................................................276
		CHECK WATER PUMP.........................................................276
		CHECK VIBRATION DAMPER...................................................276
		REPLACE ACCUMULATOR (FOR CONTROL CIRCUIT)................................276
		CHECK FOR LOOSENESS OF HIGH-PRESSURE CLAMP, HARDENING OF RUBBER..........277
		CHECK FOR MISSING FUEL SPRAY CAP, HARDENING OF RUBBER....................278
SPECIFICATIONS...................................................................281
	SPECIFICATIONS...............................................................282
		OPERATING WEIGHT.........................................................282
	MACHINE DIMENSIONS AND WEIGHTS...............................................283
	MACHINE SYSTEMS SPECIFICATIONS...............................................284
		ENGINE...................................................................284
		TRANSMISSION.............................................................285
		STEERING SYSTEM..........................................................285
		SERVICE REFILL CAPACITIES................................................285
		UNDERCARRIAGE............................................................285
OPTIONAL ATTACHMENTS.............................................................287
	AUTHORIZED OPTIONAL EQUIPMENT................................................288
		BASIC PRECAUTIONS........................................................288
	AIR SUSPENSION SEAT..........................................................289
	FORESTRY KIT.................................................................291
		CABIN POLYCARBONATE PANEL FRONT..........................................292
	EQUIPPING FIRE EXTINGUISHER AND FIRST-AID KIT................................293
	HANDLING HYDRAULIC RIPPER....................................................294
		GENERAL VIEW.............................................................294
		EXPLANATION OF COMPONENTS................................................295
			RIPPER CONTROL LEVER.................................................295
		MAINTENANCE..............................................................299
			EVERY 250 HOURS SERVICE..............................................299
		OPERATION................................................................296
			CHECK BEFORE STARTING ENGINE, ADJUST.................................296
			PRECAUTIONS WHEN OPERATING...........................................296
			ADJUSTING POSTURE OF WORK EQUIPMENT..................................296
			REPLACEMENT OF POINT.................................................297
		TROUBLESHOOTING..........................................................298
			OTHER TROUBLE........................................................298

PLEASE NOTE:

  • This is the SAME manual used by the dealers to troubleshoot any faults in your vehicle. This can be yours in 2 minutes after the payment is made.
  • Contact us at [email protected] should you have any queries before your purchase or that you need any other service / repair / parts operators manual.

1 review for Komatsu D51EX-22 D51PX-22 Crawler Dozer Operation & Maintenance Manual SN B10001 and up – PDF DOWNLOAD

  1. 3 out of 5

    Houston Colten

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