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KOMATSU PC78US-8 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:15001 & UP) KOMATSU PC78US 8 – PDF DOWNLOAD
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- KOMATSU PC78US-8 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL
- SERIAL NUMBER:15001 & UP
- PUBLICATION NUMBER:TEN00307-05
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Description
KOMATSU PC78US-8 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:15001 & UP) KOMATSU PC78US 8
KOMATSU PC78US-8 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:15001 & UP) KOMATSU PC78US 8 – PDF DOWNLOAD:
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KOMATSU PC78US-8 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:15001 & UP) KOMATSU PC78US 8
- This manual gives details of the operation and methods of inspection and maintenance for this machine that must be obeyed In order to use the machine safely. Most accidents are caused by the failure to follow fundamental safety rules for the operation and maintenance of machines. Read. understand and follow all precautions and warnings In this manual and on the machine before performing operation and maintenance. Failure to do so may result in serious Injury or death.
- Komatsu cannot predict every circumstance that might involve a potential hazard when the machine is used. Therefore, the safety messages in this manual and on the machine may not include all possible safety precautions. If you carry out any operation. inspection. or maintenance under conditions that are not described in this manual. understand that it is your responsibility to take the necessary precautions to ensure safety. in no event should you or others engage In the prohibited uses or actions described In this manual.
- Improper operation and maintenance of the machine can be hazardous and could result in serious Injury or death. If you sell the machine. be sure to give this manual to the new owner together with the machine. Always keepj this Operation and Maintenance Manual In the location shown on the right so that all relevant personnel can read it at any time. Storage location for the Operation and Maintenance Manual: A magazine box provided on the left side of operator’s seat If this manual Is lost or damaged. contact your distributor Immediately to arrange for Its replacement.
- For details regarding the machine serial No. you will need to provide your Komatsu distributor. see “YOUR MACHINE SERIAL NUMBERS AND DISTRIBUTOR (PAGE 16)”. This manual uses the International units (SI) for units of measurement. For reference. units that have been used In the past are given in i l. The explanations. values. and Illustrations in this manual have been prepared based on the latest Information available as of the date of its publication.
- Continuing improvements in the design of this machine may lead to additional changes that are not reflected in this manual. Consult Komatsu or your Komatsu distributor for the latest available Information concerning your machine or with questions regarding Information contained In this manual.
- The numbers In circles In the Illustrations correspond to the numbers In ( ) in the text (For examplez© —; (1)) Komatsu delivers machines that comply with all applicable regulations and standards of the coumry to which it has been shipped. if this machine has been purchased 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 PC78US-8 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:15001 & UP) KOMATSU PC78US 8
COVER ......................................................................................... 1 FOREWORD ...................................................................................... 2 BEFORE READING THIS MANUAL................................................................. 3 SAFETY INFORMATION......................................................................... 4 INTRODUCTION............................................................................... 5 USE OF MACHINE......................................................................... 5 DIRECTIONS OF MACHINE.................................................................. 5 VISIBILITY FROM OPERATOR'S SEAT........................................................ 5 PRODUCT INFORMATION........................................................................ 6 PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE........................... 6 EPA REGULATIONS, ENGINE NUMBER PLATE................................................... 6 SERVICE METER LOCATION................................................................. 7 YOUR MACHINE SERIAL NUMBERS AND DISTRIBUTOR............................................ 7 CONTENTS .................................................................................. 8 SAFETY ........................................................................................ 12 SAFETY..................................................................................... 13 SAFETY LABELS.............................................................................. 16 LOCATION OF SAFETY LABELS.............................................................. 17 SAFETY LABELS.......................................................................... 18 GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE.................................... 25 PRECAUTIONS BEFORE STARTING OPERATION.................................................. 25 PREPARATIONS FOR SAFE OPERATION........................................................ 25 FIRE PREVENTION........................................................................ 27 PRECAUTIONS WHEN GETTING ON OR OFF MACHINE............................................. 28 DO NOT GET CAUGHT IN WORK EQUIPMENT.................................................... 30 PRECAUTIONS RELATED TO PROTECTIVE STRUCTURES........................................... 31 PROTECTION AGAINST FALLING, FLYING, INTRUDING OBJECTS.................................. 31 UNAUTHORIZED MODIFICATION.............................................................. 32 PRECAUTIONS RELATED TO ATTACHMENTS AND OPTIONS......................................... 32 PRECAUTIONS RELATED TO CAB GLASS....................................................... 32 PRECAUTIONS WHEN RUNNING ENGINE INSIDE BUILDING........................................ 32 PRECAUTIONS FOR OPERATION.................................................................. 33 PRECAUTIONS FOR JOBSITE................................................................ 33 STARTING ENGINE........................................................................ 35 OPERATION.............................................................................. 37 TRANSPORTATION......................................................................... 45 TOWING................................................................................. 46 LIFTING OBJECTS WITH BUCKET............................................................ 47 PRECAUTIONS FOR MAINTENANCE................................................................ 48 PRECAUTIONS BEFORE STARTING INSPECTION AND MAINTENANCE................................. 48 PRECAUTIONS FOR INSPECTION AND MAINTENANCE............................................. 52 OPERATION ..................................................................................... 58 MACHINE VIEW ILLUSTRATIONS................................................................. 59 OVERALL MACHINE VIEW................................................................... 59 CONTROLS AND GAUGES.................................................................... 60 DETAILED CONTROLS AND GAUGES............................................................... 62 MONITORING SYSTEM...................................................................... 62 SWITCHES...............................................................................121 CONTROL LEVERS AND PEDALS..............................................................125 SUN ROOF...............................................................................129 WINDSHIELD.............................................................................130 SLIDING DOOR...........................................................................136 EMERGENCY ESCAPE HAMMER................................................................137 COVER WITH LOCK........................................................................138 ENGINE HOOD............................................................................139 MUD COVER..............................................................................141 BATTERY INSPECTION COVER...............................................................142 AIR CONDITIONER CONTROLS...............................................................143 RADIO..................................................................................156 FUSE...................................................................................161 FUSIBLE LINK...........................................................................162 AUXILIARY ELECTRIC POWER...............................................................163 CONTROLLERS............................................................................164 OPERATION MANUAL STORAGE...............................................................165 CUP HOLDER.............................................................................165 TOOL BOX...............................................................................165 GREASE PUMP HOLDER.....................................................................165 ASHTRAY................................................................................166 FIRE EXTINGUISHER......................................................................166 MACHINE OPERATIONS AND CONTROLS............................................................167 BEFORE STARTING ENGINE.................................................................167 STARTING ENGINE........................................................................186 AFTER STARTING ENGINE..................................................................191 STOPPING THE ENGINE....................................................................200 MACHINE OPERATION......................................................................201 STEERING THE MACHINE...................................................................205 SWINGING...............................................................................207 WORK EQUIPMENT CONTROLS AND OPERATIONS.................................................208 WORKING MODE...........................................................................210 PROHIBITED OPERATIONS..................................................................212 GENERAL OPERATION INFORMATION..........................................................215 TRAVELING ON SLOPES....................................................................217 ESCAPE FROM MUD........................................................................219 RECOMMENDED APPLICATIONS...............................................................220 BUCKET REPLACEMENT AND INVERSION.......................................................222 PARKING MACHINE........................................................................225 MACHINE INSPECTION AFTER DAILY WORK....................................................227 LOCKING................................................................................227 ROAD LINERS AND RUBBER SHOES...........................................................228 TRANSPORTATION.............................................................................233 TRANSPORTATION PROCEDURE...............................................................233 LOADING AND UNLOADING WITH TRAILER.....................................................234 LIFTING MACHINE........................................................................240 COLD WEATHER OPERATION.....................................................................242 COLD WEATHER OPERATION INFORMATION.....................................................242 AFTER DAILY WORK COMPLETION............................................................244 AFTER COLD WEATHER SEASON..............................................................244 LONG TERM STORAGE..........................................................................245 BEFORE STORAGE.........................................................................245 DURING STORAGE.........................................................................245 AFTER STORAGE..........................................................................245 STARTING MACHINE AFTER LONG-TERM STORAGE...............................................246 TROUBLES AND ACTIONS.......................................................................247 RUNNING OUT OF FUEL....................................................................247 PHENOMENA THAT ARE NOT FAILURES........................................................248 TOWING THE MACHINE.....................................................................249 SEVERE JOB CONDITION...................................................................249 DISCHARGED BATTERY.....................................................................250 OTHER TROUBLE..........................................................................255 MAINTENANCE....................................................................................260 MAINTENANCE INFORMATION....................................................................261 OUTLINE OF SERVICE.........................................................................263 HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC.................................263 ELECTRIC SYSTEM MAINTENANCE............................................................266 WEAR PARTS.................................................................................267 WEAR PARTS LIST........................................................................267 RECOMMENDED FUEL, COOLANT, AND LUBRICANT...................................................269 USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE...................269 RECOMMENDED BRANDS, RECOMMENDED QUALITY FOR PRODUCTS OTHER THAN KOMATSU GENUINE OIL....270 TIGHTENING TORQUE SPECIFICATIONS...........................................................271 TIGHTENING TORQUE LIST.................................................................271 SAFETY CRITICAL PARTS......................................................................272 SAFETY CRITICAL PARTS LIST.............................................................272 MAINTENANCE SCHEDULE.......................................................................274 MAINTENANCE SCHEDULE CHART.............................................................274 MAINTENANCE INTERVAL FOR HYDRAULIC BREAKER.............................................276 MAINTENANCE PROCEDURE......................................................................277 WHEN REQUIRED..........................................................................277 CHECK BEFORE STARTING..................................................................314 EVERY 100 HOURS MAINTENANCE............................................................315 EVERY 250 HOURS MAINTENANCE............................................................317 EVERY 500 HOURS MAINTENANCE............................................................324 EVERY 1000 HOURS MAINTENANCE...........................................................336 EVERY 2000 HOURS MAINTENANCE...........................................................347 EVERY 4000 HOURS MAINTENANCE...........................................................351 EVERY 5000 HOURS MAINTENANCE...........................................................352 SPECIFICATIONS ................................................................................356 SPECIFICATIONS.............................................................................357 ATTACHMENTS, OPTIONS ..........................................................................360 ATTACHMENTS AND OPTIONS - GENERAL INFORMATION..............................................361 SAFETY FIRST...........................................................................361 ATTACHMENT INSTALLATION................................................................362 BUCKET WITH HOOK...........................................................................363 HOOK CONDITION.........................................................................363 PROHIBITED OPERATIONS..................................................................363 MACHINE READY FOR ATTACHMENT...............................................................364 LOCATIONS..............................................................................364 HYDRAULIC CIRCUIT......................................................................367 ATTACHMENT REMOVAL AND INSTALLATION....................................................368 ATTACHMENT OPERATIONS..................................................................372 LONG TERM STORAGE......................................................................376 SPECIFICATIONS.........................................................................376 METHOD FOR INSTALLING EXTRA COUNTERWEIGHT..................................................377 CHANGING MACHINE CONTROL PATTERN (IF PATTERN CHANGE VALVE EQUIPPED)........................379 CONTROL PATTERN CHANGE PROCEDURE.......................................................379 MACHINE CONTROL PATTERNS...............................................................380 ATTACHMENT GUIDE...........................................................................381 OTHER ATTACHMENTS......................................................................382 ATTACHMENT COMBINATIONS................................................................383 TRACK SHOES SELECTION..................................................................384 RECOMMENDED ATTACHMENT OPERATIONS..........................................................385 HYDRAULIC BREAKER......................................................................385 CRUSHER................................................................................390 HANDLING MACHINES EQUIPPED WITH KOMTRAX....................................................393 BASIC PRECAUTIONS......................................................................393 INDEX..........................................................................................394
PLEASE NOTE:
⦁ This is not a physical manual but a digital manual – meaning no physical copy will be couriered to you. The manual can be yours in the next 2 mins as once you make the payment, you will be directed to the download page IMMEDIATELY.
⦁ This is the same manual used by the dealers inorder to diagnose your vehicle of its faults.
⦁ Require some other service manual or have any queries: please WRITE to us at [email protected]
