KOMATSU PC75UU-3 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:19001 & UP) KOMATSU PC75UU-3 – PDF DOWNLOAD

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KOMATSU PC75UU-3 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:19001 & UP) KOMATSU PC75UU-3

KOMATSU PC75UU-3 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:19001 & UP) KOMATSU PC75UU-3 – PDF DOWNLOAD:

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KOMATSU PC75UU-3 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:19001 & UP) KOMATSU PC75UU-3

• This manual provides rules and guidelines which will help you use this machine safely and effectively. Keep this manual handy and have all personnel read it periodically. lf this manual has been lost or has become dirty and can not be read, request a replacement manual from Komatsu or your Komatsu distributor.
• If you sell the machine, be sure to give this manual to the new owners. Continuing improvements in the design of this machine can lead to changes in detail which may not be reflected in this manual.
• Consult Komatsu or your Komatsu distributor for the latest available information of your machine or for questions regarding information in this manual. This manual may contain attachments and optional equipment that are not available in your area. Consult Komatsu or your Komatsu distributor for those items you may require.

TABLE OF CONTENTS:

KOMATSU PC75UU-3 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:19001 & UP) KOMATSU PC75UU-3

COVER.........................................................................  1
1.FOREWORD....................................................................  2
2.SAFETY INFORMATION..........................................................  3
3.INTRODUCTION................................................................  4
4.LOCATION OF PLATES,TABLE TO ENTER SERIAL NO.AND DISTRIBUTOR.................  5
5.CONTENTS....................................................................  6
SAFETY........................................................................ 10
	6.GENERAL PRECAUTIONS..................................................... 11
	7.PRECAUTIONS DURING OPERATION............................................ 16
		7.1 BEFORE STARTING ENGINE............................................ 16
		7.2 OPERATING MACHINE................................................. 18
		7.3 TRANSPORTATION.................................................... 25
		7.4 BATTERY........................................................... 26
		7.5 TOWING............................................................ 28
		7.6 BUCKET WITH HOOK.................................................. 29
		7.7 WINDOW WASHER FLUID............................................... 29
	8.PRECAUTIONS FOR MAINTENANCE............................................. 30
		8.1 BEFORE CARRYING OUT MAINTENANCE................................... 30
		8.2 DURING MAINTENANCE................................................ 34
	9.POSITION FOR ATTACHING SAFETY LABELS.................................... 39
		9.1 POSITION FOR ATTACHING SAFETY LABELS.............................. 39
OPERATION..................................................................... 44
	10.GENERAL VIEW........................................................... 45
		10.1 GENERAL VIEW OF MACHINE.......................................... 45
		10.2 GENERAL VIEW OF CONTROLS AND GAUGES.............................. 46
	11.EXPLANATION OF COMPONENTS.............................................. 47
		11.1 MACHINE MONITOR.................................................. 48
		11.2 SWITCHES......................................................... 54
		11.3 CONTROL LEVERS AND PEDALS........................................ 58
		11.4 ENGINE HOOD ..................................................... 61
		11.5 FRONT WINDOW..................................................... 62
		11.6 SLIDING DOOR..................................................... 64
		11.7 REAR WINDOW...................................................... 64
		11.8 HAMMER FOR EMERGENCY ESCAPE ..................................... 65
		11.9 FUSE BOX......................................................... 65
		11.10 FUSIBLE LINK.................................................... 66
		11.11 CAP WITH LOCK,COVER............................................. 66
		11.12 TOOL BOX........................................................ 67
		11.13 GREASE GUN HOLDER............................................... 67
		11.14 OPERATION AND MAINTENANCE MANUAL POCKET......................... 67
	12.OPERATION.............................................................. 68
		12.1 CHECK BEFORE STARTING ENGINE..................................... 68
		12.2 STARTING ENGINE.................................................. 76
		12.3 OPERATIONS AND CHECKS AFTER STARTING ENGINE...................... 78
		12.4 MOVING MACHINE OFF............................................... 81
		12.5 STEERING MACHINE................................................. 83
		12.6 STOPPING MACHINE................................................. 85
		12.7 SWINGING......................................................... 86
		12.8 PROHIBITIONS FOR OPERATION....................................... 87
		12.9 PRECAUTIONS FOR OPERATION........................................ 89
		12.10 PRECAUTIONS WHEN TRAVELING UP OR DOWN HILLS..................... 90
		12.11 WORK POSSIBLE USING HYDRAULIC EXCAVATOR......................... 92
		12.12 PARKING MACHINE................................................. 94
		12.13 CHECK AFTER FINISHING WORK...................................... 95
		12.14 STOPPING ENGINE................................................. 95
		12.15 CHECK AFTER STOPPING ENGINE..................................... 96
		12.16 LOCKING......................................................... 96
		12.17 HOW TO ESCAPE FROM MUD.......................................... 97
		12.18 REPLACEMENT OF BUCKET........................................... 98
		12.19 HANDLING 4-SYSTEM............................................... 99
		12.20 HANDLING RUBBER SHOES (RUBBER SHOES ONLY).......................109
	13.TRANSPORTATION.........................................................114
		13.1 LOADING,UNLOADING WORK...........................................114
		13.2 METHOD FOR LIFTING CHASSIS.......................................116
		13.3 PRECAUTIONS FOR LOADING..........................................118
		13.4 PRECAUTIONS FOR TRANSPORTATION...................................118
	14.COLD WEATHER OPERATION.................................................119
		14.1 PRECAUTIONS FOR LOW TEMPERATURE..................................119
		14.2 CAUTIONS AFTER COMPLETION OF WORK................................121
		14.3 PREPARING THE CAB HEATER.........................................121
		14.4 AFTER COLD WEATHER...............................................121
	15.LONG-TERM STORAGE......................................................122
		15.1 BEFORE STORAGE...................................................122
		15.2 DURING STORAGE...................................................122
		15.3 AFTER STORAGE....................................................122
	16.TROUBLESHOOTING........................................................123
		16.1 PHENOMENA THAT ARE NOT FAILURES..................................123
		16.2 METHOD OF TOWING MACHINE.........................................125
		16.3 PRECAUTIONS ON PARTICULAR JOBSITES...............................125
		16.4 IF BATTERY IS DISCHARGED.........................................126
		16.5 OTHER TROUBLE....................................................129
MAINTENANCE ..................................................................134
	17.GUIDES TO MAINTENANCE..................................................135
	18.OUTLINES OF SERVICE....................................................138
		18.1 OUTLINE OF OIL,FUEL,COOLANT......................................138
		18.2 RELATING TO ELECTRIC SYSTEM......................................141
	19.WEAR PARTS LIST........................................................142
	20.USE OF FUEL,COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE....143
	21.STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS.........................147
		21.1 TORQUE LIST......................................................147
	22.PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS..........................148
	23.MAINTENANCE SCHEDULE CHART.............................................150
		23.1 MAINTENANCE SCHEDULE CHART.......................................150
		23.2 MAINTENANCE INTERVAL WHEN USING HYDRAULIC BREAKER................152
	24.SERVICE PROCEDURE......................................................153
		24.1 INITIAL 250 HOURS SERVICE........................................153
		24.2 WHEN REQUIRED....................................................154
		24.3 CHECK BEFORE STARTING............................................182
		24.4 EVERY 50 HOURS SERVICE...........................................186
		24.5 EVERY 100 HOURS SERVICE..........................................187
		24.6 EVERY 250 HOURS SERVICE..........................................189
		24.7 EVERY 500 HOURS SERVICE..........................................194
		24.8 EVERY 1000 HOURS SERVICE.........................................200
		24.9 EVERY 2000 HOURS SERVICE.........................................202
		24.10 EVERY 4000 HOURS SERVICE........................................202
		24.11 EVERY 5000 HOURS SERVICE........................................203
SPECIFICATIONS................................................................205
	25.SPECIFICATIONS.........................................................206
OPTIONS,ATTACHMENTS...........................................................210
	26.USING CAR RADIO........................................................211
		26.1 EXPLANATION OF PARTS.............................................211
		26.2 METHOD OF USE....................................................213
		26.3 PRECAUTIONS FOR USE..............................................214
	27.USING CAR COOLER.......................................................215
		27.1 OPERATION OF CONTROL PANEL.......................................215
		27.2 PRECAUTIONS WHEN USING...........................................215
		27.3 INSPECTION AND MAINTENANCE OF CAR COOLER.........................216
	28.HANDLING WINDOW WASHER.................................................217
		28.1 OPERATION OF WINDOW WASHER.......................................217
		28.2 CHECK WINDOW WASHER FLUID,ADD FLUID..............................217
	29.HANDLING BUCKET WITH HOOK..............................................218
		29.1 CHECKING FOR DAMAGE TO BUCKET WITH HOOK..........................218
		29.2 PROHIBITED OPERATIONS............................................218
		29.3 PRECAUTIONS DURING OPERATIONS....................................218
	30.GENERAL PRECAUTIONS....................................................219
		30.1 PRECAUTIONS RELATED TO SAFETY....................................219
	31.INTRODUCTION OF ATTACHMENTS............................................220
		31.1 PRECAUTIONS WHEN INSTALLING ATTACHMENTS..........................220
		31.2 PRECAUTIONS WHEN USING HYDRAULIC BREAKER.........................221

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