KOMATSU PC1250-8 PC1250SP-8 PC1250LC -8 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:30052 & UP)
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KOMATSU PC1250-8 PC1250SP-8 PC1250LC -8 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:30052 & UP)
- 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 keep 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: magazine box on the left side of the 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 1-7)”.
- This manual uses the international units (SI) for units of measurement. For reference, units that have been used in the past are given in ( ). 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 example:1 → (1)) 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, 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 PC1250-8 PC1250SP-8 PC1250LC -8 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:30052 & UP)
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........................................................ 6 PRODUCT INFORMATION........................................................................ 7 PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE........................... 7 EPA REGULATIONS, ENGINE NUMBER PLATE................................................... 7 SERVICE METER LOCATION................................................................. 8 YOUR MACHINE SERIAL NUMBERS AND DISTRIBUTOR............................................ 8 CONTENTS................................................................................... 9 SAFETY......................................................................................... 14 SAFETY..................................................................................... 15 SAFETY LABELS.............................................................................. 18 LOCATION OF SAFETY LABELS.............................................................. 19 SAFETY LABELS.......................................................................... 20 GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE.................................... 26 PRECAUTIONS BEFORE STARTING OPERATION.................................................. 26 PREPARATIONS FOR SAFE OPERATION........................................................ 26 FIRE PREVENTION........................................................................ 28 PRECAUTIONS WHEN GETTING ON OR OFF MACHINE............................................. 29 DO NOT GET CAUGHT IN WORK EQUIPMENT.................................................... 31 PRECAUTIONS RELATED TO PROTECTIVE STRUCTURES........................................... 31 PROTECTION AGAINST FALLING, FLYING, INTRUDING OBJECTS.................................. 32 UNAUTHORIZED MODIFICATION.............................................................. 32 PRECAUTIONS RELATED TO ATTACHMENTS AND OPTIONS......................................... 33 PRECAUTIONS RELATED TO CAB GLASS....................................................... 33 PRECAUTIONS WHEN RUNNING ENGINE INSIDE BUILDING........................................ 33 PRECAUTIONS FOR OPERATION.................................................................. 34 PRECAUTIONS FOR JOBSITE................................................................ 34 STARTING ENGINE........................................................................ 36 OPERATION.............................................................................. 38 TRANSPORTATION......................................................................... 46 TOWING................................................................................. 47 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............................................................................... 92 CONTROL LEVERS AND PEDALS.............................................................. 98 EMERGENCY EXIT FROM OPERATOR'S CAB.....................................................101 DOOR LOCK..............................................................................101 CAP WITH LOCK..........................................................................102 HOT AND COOL BOX.......................................................................104 MAGAZINE BOX...........................................................................104 ASHTRAY................................................................................104 FIRE EXTINGUISHER......................................................................104 AIR CONDITIONER CONTROLS...............................................................105 RADIO..................................................................................119 AUXILIARY ELECTRIC POWER...............................................................124 FUSE...................................................................................125 CIRCUIT BREAKER........................................................................126 CONTROLLER.............................................................................128 TOOL BOX...............................................................................128 GREASE PUMP............................................................................129 MACHINE OPERATIONS AND CONTROLS............................................................132 BEFORE STARTING ENGINE.................................................................132 STARTING ENGINE........................................................................155 AFTER STARTING ENGINE..................................................................158 STOPPING THE ENGINE....................................................................168 MACHINE OPERATION......................................................................169 STEERING THE MACHINE...................................................................173 SWINGING...............................................................................175 WORK EQUIPMENT CONTROLS AND OPERATIONS.................................................176 WORKING MODE...........................................................................178 PROHIBITED OPERATIONS..................................................................179 GENERAL OPERATION INFORMATION..........................................................184 TRAVELING ON SLOPES....................................................................186 ESCAPE FROM MUD........................................................................188 RECOMMENDED APPLICATIONS...............................................................189 BUCKET REPLACEMENT.....................................................................190 PARKING MACHINE........................................................................192 MACHINE INSPECTION AFTER DAILY WORK....................................................193 LOCKING................................................................................194 TRANSPORTATION.............................................................................195 TRANSPORTATION PROCEDURE...............................................................195 PRECAUTIONS FOR TRANSPORTATION.........................................................195 LIFTING MACHINE........................................................................195 SHIPPING MACHINE INFORMATION...........................................................197 TRANSPORTATION POSTURE.................................................................198 COLD WEATHER OPERATION.....................................................................206 COLD WEATHER OPERATION INFORMATION.....................................................206 AFTER DAILY WORK COMPLETION............................................................209 AFTER COLD WEATHER SEASON..............................................................209 LONG TERM STORAGE..........................................................................210 BEFORE STORAGE.........................................................................210 DURING STORAGE.........................................................................210 AFTER STORAGE..........................................................................210 STARTING MACHINE AFTER LONG-TERM STORAGE...............................................211 TROUBLES AND ACTIONS.......................................................................212 RUNNING OUT OF FUEL....................................................................212 PHENOMENA THAT ARE NOT FAILURES........................................................212 TOWING THE MACHINE.....................................................................213 SEVERE JOB CONDITION...................................................................213 DISCHARGED BATTERY.....................................................................214 OTHER TROUBLE..........................................................................218 MAINTENANCE....................................................................................224 MAINTENANCE INFORMATION....................................................................225 OUTLINE OF SERVICE.........................................................................227 HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC.................................227 ELECTRIC SYSTEM MAINTENANCE............................................................230 WEAR PARTS.................................................................................231 WEAR PARTS LIST........................................................................231 RECOMMENDED FUEL, COOLANT, AND LUBRICANT...................................................232 RECOMMENDED BRANDS, RECOMMENDED QUALITY FOR PRODUCTS OTHER THAN KOMATSU GENUINE OIL....234 TIGHTENING TORQUE SPECIFICATIONS...........................................................235 TIGHTENING TORQUE LIST.................................................................235 SAFETY CRITICAL PARTS......................................................................236 SAFETY CRITICAL PARTS LIST.............................................................236 MAINTENANCE SCHEDULE.......................................................................237 MAINTENANCE SCHEDULE CHART.............................................................237 MAINTENANCE PROCEDURE......................................................................239 INITIAL 100 HOURS MAINTENANCE (ONLY AFTER THE FIRST 100 HOURS).........................239 INITIAL 500 HOURS MAINTENANCE (ONLY AFTER THE FIRST 500 HOURS).........................239 WHEN REQUIRED..........................................................................240 CHECK BEFORE STARTING..................................................................267 EVERY 10 HOURS MAINTENANCE.............................................................268 EVERY 100 HOURS MAINTENANCE............................................................270 EVERY 250 HOURS MAINTENANCE............................................................271 EVERY 500 HOURS MAINTENANCE............................................................275 EVERY 1000 HOURS MAINTENANCE...........................................................287 EVERY 2000 HOURS MAINTENANCE...........................................................299 EVERY 4000 HOURS MAINTENANCE...........................................................305 EVERY 5000 HOURS MAINTENANCE...........................................................308 EVERY 8000 HOURS MAINTENANCE...........................................................310 SPECIFICATIONS.................................................................................312 SPECIFICATIONS.............................................................................313 ATTACHMENTS, OPTIONS...........................................................................316 GENERAL PRECAUTIONS FOR SAFETY.............................................................317 PRECAUTIONS WHEN SELECTING.............................................................317 READ THE INSTRUCTION MANUAL THOROUGHLY.................................................317 PRECAUTIONS WHEN REMOVING OR INSTALLING................................................317 PRECAUTIONS WHEN USING.................................................................317 ATTACHMENT GUIDE...........................................................................318 COMBINATIONS OF WORK EQUIPMENT.........................................................318 SELECTION OF TRACK SHOES...................................................................322 AUTO-GREASING SYSTEM.......................................................................323 EXPLANATION OF COMPONENTS..............................................................323 OPERATION..............................................................................328 TROUBLESHOOTING........................................................................332 MAINTENANCE............................................................................333 HANDLING MACHINES EQUIPPED WITH VHMS.......................................................339 VHMS INSTALLED, COMMUNICATIONS TERMINAL NOT INSTALLED..................................339 VHMS AND COMMUNICATIONS TERMINAL INSTALLED.............................................340 LOADING SHOVEL.................................................................................342 EXPLANATION OF COMPONENTS..................................................................343 SWITCHES...............................................................................343 FUSE...................................................................................346 OPERATIONS.................................................................................347 OPERATION OF WORK EQUIPMENT............................................................347 PRECAUTIONS DURING OPERATION...........................................................349 EXCAVATOR WORK.........................................................................353 PRECAUTIONS WHEN DISASSEMBLING MACHINE.....................................................354 RELEASING PRESSURE.....................................................................354 TRANSPORTATION.............................................................................355 MACHINE CONFIGURATION FOR TRANSPORT....................................................355 WEAR PARTS.................................................................................362 WEAR PARTS LIST........................................................................362 MAINTENANCE................................................................................363 CHECK BEFORE STARTING..................................................................363 EVERY 10 HOURS MAINTENANCE.............................................................365 EVERY 5000 HOURS MAINTENANCE...........................................................366 SPECIFICATION..............................................................................368 COMBINATION OF WORK EQUIPMENT..............................................................369 COMBINATION OF WORK EQUIPMENT..........................................................369 INDEX..........................................................................................372
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⦁ 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.