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KOMATSU PC78MR-6 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:4001 & UP) KOMATSU PC78MR 6 – PDF DOWNLOAD
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- KOMATSU PC78MR-6 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL
- SERIAL NUMBER:4001 & UP
- PUBLICATION NUMBER:TEN00288-00
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Description
KOMATSU PC78MR-6 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:4001 & UP) KOMATSU PC78MR 6
KOMATSU PC78MR-6 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:4001 & UP) KOMATSU PC78MR 6 – PDF DOWNLOAD:
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KOMATSU PC78MR-6 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:4001 & UP) KOMATSU PC78MR 6
- 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.
- Operators and maintenance personnel must always do as follows before beginning operation or maintenance. Always be sure to read and understand this manual thoroughly before performing operation and maintenance. Read the safety messages given in this manual and the safety labels affixed to the machine thoroughly and be sure that you understand them fully.
- Keep this manual in the storage location for the operation and maintenance manual given below, and have all personnel read it periodically. If this manual has been lost or has become dirty and cannot be read, request a replacement manual immediately from Komatsu or your Komatsu distributor. If you sell the machine, be sure to give this manual to the new owners together with the machine. Komatsu delivers machines that comply with all applicable regulations and standards of the country to which it has been shipped.
- If this machine has been purchased in another country or purchased from someone in another country, it may lack certain safety devices and specifications that are necessary for use in your country. If there is any question about whether your product complies with the applicable standards and regulations of your country, consult Komatsu or your Komatsu distributor before operating the machine.
TABLE OF CONTENTS:
KOMATSU PC78MR-6 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:4001 & UP) KOMATSU PC78MR 6
COVER.......................................................................................... 2 FOREWORD....................................................................................... 2 FOREWORD................................................................................... 3 SAFETY INFORMATION......................................................................... 4 INTRODUCTION............................................................................... 6 DIRECTIONS OF MACHINE.................................................................. 6 PRODUCT INFORMATION........................................................................ 7 PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE........................... 7 ENGINE SERIAL NUMBER PLATE AND ITS LOCATION............................................ 7 ADDITIONAL ENGINE SERIAL NO. PLATE..................................................... 8 SERVICE METER LOCATION................................................................. 8 YOUR MACHINE SERIAL NUMBERS AND DISTRIBUTOR............................................ 8 CONTENTS................................................................................... 9 SAFETY......................................................................................... 12 SAFETY..................................................................................... 13 SAFETY LABELS.............................................................................. 15 LOCATION OF SAFETY LABELS.............................................................. 16 SAFETY LABELS.......................................................................... 17 GENERAL PRECAUTIONS........................................................................ 24 SAFETY MACHINE OPERATION................................................................... 32 STARTING ENGINE........................................................................ 32 OPERATION.............................................................................. 34 TRANSPORTATION......................................................................... 40 BATTERY................................................................................ 41 TOWING................................................................................. 43 LIFTING OBJECTS WITH BUCKET............................................................ 44 SAFETY MAINTENANCE INFORMATION............................................................. 45 OPERATION...................................................................................... 52 MACHINE VIEW ILLUSTRATIONS................................................................. 53 OVERALL MACHINE VIEW................................................................... 53 CONTROLS AND GAUGES.................................................................... 54 DETAILED CONTROLS AND GAUGES............................................................... 55 MONITORING SYSTEM...................................................................... 55 SWITCHES............................................................................... 65 CONTROL LEVERS AND PEDALS.............................................................. 70 SUN ROOF............................................................................... 75 WINDSHIELD............................................................................. 76 SLIDING DOOR........................................................................... 81 EMERGENCY ESCAPE HAMMER................................................................ 81 CAP WITH LOCK.......................................................................... 83 ENGINE HOOD............................................................................ 84 MUD COVER.............................................................................. 85 BATTERY INSPECTION COVER............................................................... 86 FUSE................................................................................... 87 FUSIBLE LINK........................................................................... 88 AUXILIARY ELECTRIC POWER............................................................... 88 CONTROLLERS............................................................................ 88 AIR CONDITIONER CONTROLS............................................................... 89 HEATER AND DEFROSTER CONTROLS.......................................................... 95 RADIO..................................................................................100 OPERATION MANUAL STORAGE...............................................................105 TOOL BOX...............................................................................105 GREASE PUMP HOLDER.....................................................................105 ASHTRAY................................................................................105 FIRE EXTINGUISHER......................................................................106 MACHINE OPERATIONS AND CONTROLS............................................................107 BEFORE STARTING ENGINE.................................................................107 STARTING ENGINE........................................................................123 AFTER STARTING ENGINE..................................................................128 STOPPING THE ENGINE....................................................................131 CHECK AFTER SHUT OFF ENGINE............................................................131 MACHINE OPERATION......................................................................132 STEERING THE MACHINE...................................................................136 SWINGING...............................................................................138 WORK EQUIPMENT CONTROLS AND OPERATIONS.................................................139 WORKING MODE...........................................................................141 PROHIBITED OPERATIONS..................................................................142 GENERAL OPERATION INFORMATION..........................................................144 TRAVELING ON SLOPES....................................................................146 ESCAPE FROM MUD........................................................................148 RECOMMENDED APPLICATIONS...............................................................149 MACHINE READY FOR ATTACHMENT...........................................................151 BUCKET REPLACEMENT AND INVERSION.......................................................157 PARKING MACHINE........................................................................160 MACHINE INSPECTION AFTER DAILY WORK....................................................161 LOCKING................................................................................161 ROAD LINERS AND RUBBER SHOES...........................................................162 TRANSPORTATION.............................................................................167 TRANSPORTATION PROCEDURE...............................................................167 LOADING AND UNLOADING WITH TRAILER.....................................................167 LIFTING MACHINE........................................................................173 COLD WEATHER OPERATION.....................................................................175 COLD WEATHER OPERATION INFORMATION.....................................................175 AFTER DAILY WORK COMPLETION............................................................177 AFTER COLD WEATHER SEASON..............................................................177 LONG TERM STORAGE..........................................................................178 BEFORE STORAGE.........................................................................178 DURING STORAGE.........................................................................178 AFTER STORAGE..........................................................................178 TROUBLES AND ACTIONS.......................................................................179 RUNNING OUT OF FUEL....................................................................179 PHENOMENA THAT ARE NOT FAILURES........................................................179 TOWING THE MACHINE.....................................................................180 SEVERE JOB CONDITION...................................................................180 DISCHARGED BATTERY.....................................................................181 HOW TO LOWER WORK EQUIPMENT WHEN ENGINE STOPS DUE TO ABNORMALITY.......................186 OTHER TROUBLE..........................................................................187 MAINTENANCE....................................................................................192 MAINTENANCE INFORMATION....................................................................193 OUTLINE OF SERVICE.........................................................................195 HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC.................................195 ELECTRIC SYSTEM MAINTENANCE............................................................199 WEAR PARTS.................................................................................200 WEAR PARTS LIST........................................................................200 RECOMMENDED FUEL, COOLANT, AND LUBRICANT...................................................201 USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE...................202 RECOMMENDED BRANDS, RECOMMENDED QUALITY FOR PRODUCTS OTHER THAN KOMATSU GENUINE OIL....203 TIGHTENING TORQUE SPECIFICATIONS...........................................................204 TIGHTENING TORQUE LIST.................................................................204 SAFETY CRITICAL PARTS......................................................................205 SAFETY CRITICAL PARTS LIST.............................................................205 MAINTENANCE SCHEDULE.......................................................................206 MAINTENANCE SCHEDULE CHART.............................................................206 MAINTENANCE INTERVAL FOR HYDRAULIC BREAKER.............................................207 MAINTENANCE PROCEDURE......................................................................208 INITIAL 250 HOURS MAINTENANCE (ONLY AFTER THE FIRST 250 HOURS).........................208 WHEN REQUIRED..........................................................................209 CHECK BEFORE STARTING..................................................................242 EVERY 50 HOURS MAINTENANCE.............................................................243 EVERY 100 HOURS MAINTENANCE............................................................244 EVERY 250 HOURS MAINTENANCE............................................................246 EVERY 500 HOURS MAINTENANCE............................................................254 EVERY 1000 HOURS MAINTENANCE...........................................................261 EVERY 2000 HOURS MAINTENANCE...........................................................266 EVERY 4000 HOURS MAINTENANCE...........................................................267 EVERY 5000 HOURS MAINTENANCE...........................................................268 SPECIFICATIONS.................................................................................270 SPECIFICATIONS.............................................................................271 ATTACHMENTS, OPTIONS...........................................................................274 ATTACHMENTS AND OPTIONS - GENERAL INFORMATION..............................................275 SAFETY FIRST...........................................................................275 ATTACHMENT INSTALLATION................................................................276 BUCKET WITH HOOK...........................................................................277 HOOK CONDITION.........................................................................277 PROHIBITED OPERATIONS..................................................................277 METHOD FOR REMOVING AND INSTALLING EXTRA COUNTERWEIGHT.....................................278 CHANGING MACHINE CONTROL PATTERN (IF PATTERN CHANGE VALVE EQUIPPED)........................280 CONTROL PATTERN CHANGE PROCEDURE.......................................................280 MACHINE CONTROL PATTERNS...............................................................281 ATTACHMENT GUIDE...........................................................................282 OTHER ATTACHMENTS......................................................................282 ATTACHMENT COMBINATIONS................................................................283 SELECTION OF TRACK SHOES...............................................................284 RECOMMENDED ATTACHMENT OPERATIONS..........................................................285 HYDRAULIC BREAKER......................................................................285 INDEX..........................................................................................290
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