Komatsu PC240LC-11 Hydraulic Excavator Operation & Maintenance Manual TEN00894-06 – PDF DOWNLOAD

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Komatsu PC240LC-11 Hydraulic Excavator Operation & Maintenance Manual TEN00894-06 – PDF DOWNLOAD

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Komatsu PC240LC-11 Hydraulic Excavator Operation & Maintenance Manual TEN00894-06 – PDF DOWNLOAD

FOREWORD

WARNING Komatsu recommends that any service parts used for maintenance, repair ог replacement of emission control systems Ье genuine new Komatsu ог Komatsu approved parts ог Komatsu approved rebuilt parts ог assemЫies ог others parts of equivalent quality, and that the engine Ье serviced Ьу an authorized Komatsu distributor. Failure to follow these recommendations could result in ineffective service, damage to the product, ог safety risks (includi ng serious personal injury ог death

ln the United States, the owner may choose to have maintenance, replacement ог repair of the emissions-related parts performed Ьу а facility other than an authorized Komatsu distributor.

READ THIS MANUAL

• 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 perform 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. It is dangerous to perform improper operation and maintenance of the machine. It may cause 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 indicated location so that all relevant personnel can read it at any time. Keep it in the magazine box on the left side of the operator’s seat.
• If this manual is lost or damaged, contact Komatsu or your Komatsu distributor and tell them about the machine model name and the serial No. immediately to arrange for its replacement. For details regarding the machine model name and the serial No., see the machine serial No.
• plate. In order to arrange the proper Operation and Maintenance Manual, you will need to provide the machine model name and the serial No. This manual uses the International System of 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.
• If there is any question or suggestion, consult your Komatsu distributor. The numbers in the illustrations correspond to the numbers in ( ) in the text. (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

TABLE OF CONTENTS:

Komatsu PC240LC-11 Hydraulic Excavator Operation & Maintenance Manual TEN00894-06 – PDF DOWNLOAD

CONTENTS
FOREWORD 1-1
READ THIS MANUAL 1-6
SAFETY INFORMATION 1-7
INTRODUCTION 1-8
MAIN USE OF MACHINE 1-8
DIRECTIONS OF MACHINE 1-8
VISIBILITY FROM OPERATOR’S SEAT 1-8
ENGINE TECHNOLOGY TO CONFORM EXHAUST GAS EMISSION 1-9
PRODUCT INFORMATION 1-10
LOCATION OF PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO PLATE 1-10
LOCATION OF ENGINE NUMBER PLATE 1-10
SERVICE METER LOCATION 1-11
YOUR MACHINE SERIAL NUMBERS AND DISTRIBUTOR1-11
ABBREVIATION LIST 1-12
SAFETY 2-1
SAFETY LABELS 2-2
LOCATION OF SAFETY LABELS 2-3
CONTENTS OF SAFETY LABELS 2-5
GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE 2-14
PRECAUTIONS BEFORE STARTING OPERATION 2-14
PREPARATIONS FOR SAFE OPERATION 2-14
PRECAUTIONS TO PREVENT FIRE 2-16
PRECAUTIONS WHEN GETTING ON OR OFF MACHINE 2-18
DO NOT GET CAUGHT IN WORK EQUIPMENT 2-19
PRECAUTIONS RELATED TO PROTECTIVE STRUCTURES 2-20
PROTECTION AGAINST FALLING, FLYING OR INTRUDING OBJECTS 2-20
UNAUTHORIZED MODIFICATION 2-21
PRECAUTIONS RELATED TO ATTACHMENTS AND OPTIONS 2-22
QUICK COUPLER ATTACHMENT 2-22
LARGE ATTACHMENTS AND COMBINATIONS 2-23
PRECAUTIONS RELATED TO CAB GLASS 2-23
PRECAUTIONS WHEN RUNNING ENGINE INSIDE BUILDING 2-23
PRECAUTIONS FOR OPERATION 2-24
PRECAUTIONS FOR JOBSITE 2-24
START ENGINE 2-27
PRECAUTIONS FOR OPERATION 2-29
PRECAUTIONS FOR TRANSPORTATION 2-36
TOWING AND BEING TOWED 2-37
LIFTING OPERATION BY USING BUCKET WITH HOOK 2-37
PRECAUTIONS FOR MAINTENANCE 2-39
PRECAUTIONS BEFORE STARTING INSPECTION AND MAINTENANCE 2-39
PRECAUTIONS FOR CHECK AND MAINTENANCE 2-43
PRECAUTIONS FOR DEF 2-49
GENERAL CHARACTER AND PRECAUTIONS FOR HANDLING 2-49
PRECAUTIONS FOR ADDING 2-49
PRECAUTIONS FOR STORING 2-49
PRECAUTIONS FOR FIRE HAZARD AND LEAKAGE 2-49
OTHER PRECAUTIONS 2-49
OPERATION 3-1
GENERAL VIEW 3-2
MACHINE EQUIPMENT NAME 3-2
CAB EQUIPMENT NAMES 3-4
CONTROLS AND GAUGES NAMES 3-5
EXPLANATION OF COMPONENTS 3-8
EXPLANATION OF MACHINE MONITOR EQUIPMENT 3-8
SWITCHES 3-96
CONTENTS FOREWORD
1-2
CONTROL LEVERS AND PEDALS 3-105
OTHER EQUIPMENT 3-109
MACHINE OPERATIONS AND CONTROLS 3-150
CHECKS AND ADJUSTMENT BEFORE STARTING ENGINE 3-150
METHOD FOR STARTING ENGINE 3-183
METHOD FOR OPERATIONS AND CHECKS AFTER STARTING ENGINE 3-186
METHOD FOR STOPPING ENGINE 3-198
METHOD FOR STARTING MACHINE (TRAVEL FORWARD AND REVERSE) AND STOPPING MACHINE
3-200
METHOD FOR STEERING MACHINE 3-203
METHOD FOR SWINGING MACHINE 3-205
METHOD FOR OPERATING WORK EQUIPMENT 3-206
HANDLE WORKING MODE 3-208
PROHIBITED OPERATIONS 3-210
PRECAUTIONS FOR OPERATION 3-215
PRECAUTIONS FOR WORKING ON SLOPE 3-217
METHOD FOR ESCAPING FROM MUD 3-219
RECOMMENDED APPLICATIONS 3-220
EFFECTIVE USE OF HYDRAULIC EXCAVATOR 3-221
METHOD FOR REPLACING AND INVERTING BUCKET 3-222
METHOD FOR PARKING MACHINE 3-225
METHOD FOR CHECKING AFTER FINISHING WORK 3-226
LOCK 3-227
HANDLE AIR CONDITIONER 3-238
EXPLANATION OF AIR CONDITIONER EQUIPMENT 3-239
METHOD FOR OPERATING AIR CONDITIONER 3-244
HANDLE RADIO 3-252
EXPLANATION OF RADIO EQUIPMENT 3-252
METHOD FOR CONTROLLING RADIO 3-255
STOW ANTENNA 3-257
HANDLE ANCHOR POINT FOR TIE-OFF 3-258
TRANSPORTATION 3-259
PRECAUTIONS FOR TRANSPORTING MACHINE 3-259
SELECT TRANSPORTATION METHOD 3-259
LOADING AND UNLOADING WITH TRAILER 3-260
METHOD FOR LIFTING MACHINE 3-272
COLD WEATHER OPERATION 3-274
COLD WEATHER OPERATION INFORMATION 3-274
PRECAUTIONS AFTER DAILY WORK COMPLETION IN COLD WEATHER 3-276
AFTER COLD WEATHER SEASON 3-276
PRECAUTIONS FOR LONG-TERM STORAGE 3-277
PREPARATION FOR LONG-TERM STORAGE 3-277
MAINTENANCE DURING LONG-TERM STORAGE 3-277
STARTING MACHINE AFTER LONG-TERM STORAGE 3-278
TROUBLES AND ACTIONS 3-279
ACTIONS WHEN RUNNING OUT OF FUEL 3-279
PHENOMENA THAT ARE NOT FAILURES 3-279
PRECAUTIONS FOR TOWING MACHINE 3-280
PRECAUTIONS FOR SEVERE JOB CONDITION 3-281
PRECAUTIONS FOR DISCHARGED BATTERY 3-282
OTHER TROUBLE 3-287
MAINTENANCE 4-1
PRECAUTIONS FOR MAINTENANCE 4-2
CHECK SERVICE METER READING 4-2
KOMATSU GENUINE REPLACEMENT PARTS 4-2
KOMATSU GENUINE LUBRICANTS 4-2
ALWAYS USE CLEAN WASHER FLUID 4-2
FRESH AND CLEAN LUBRICANTS 4-2
FOREWORD CONTENTS
1-3
CHECK DRAINED OIL AND USED FILTER 4-2
PRECAUTIONS FOR REFILLING OIL OR FUEL 4-2
PRECAUTIONS FOR ADDING DEF 4-2
PRECAUTIONS FOR WELDING 4-2
DO NOT DROP THINGS INSIDE MACHINE 4-2
PRECAUTIONS FOR KDPF 4-3
PRECAUTIONS FOR SCR ASSEMBLY 4-3
DUSTY JOBSITES 4-3
AVOID MIXING OIL 4-3
LOCK INSPECTION COVERS 4-3
BLEED AIR FROM HYDRAULIC CIRCUIT 4-3
PRECAUTIONS WHEN INSTALLING HYDRAULIC HOSES 4-3
CHECKS AFTER INSPECTION AND MAINTENANCE 4-3
FUEL AND LUBRICANTS TO MATCH THE AMBIENT TEMPERATURE 4-4
CLOSE ENGINE HOOD SECURELY 4-4
PRECAUTIONS WHEN YOU CLEAN WORK EQUIPMENT CONTROL LEVER 4-4
HANDLE ANCHOR POINT FOR TIE-OFF 4-4
OUTLINE OF MAINTENANCE 4-5
HANDLE OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC 4-5
HANDLE ELECTRICAL COMPONENTS 4-12
STANDARD TIGHTENING TORQUE FOR BOLTS AND NUTS 4-13
MAINTENANCE SCHEDULE 4-15
MAINTENANCE SCHEDULE TABLE 4-15
MAINTENANCE INTERVAL FOR HYDRAULIC BREAKER 4-17
MAINTENANCE PROCEDURE 4-18
WHEN REQUIRED 4-18
CHECKS BEFORE STARTING 4-46
EVERY 100 HOURS MAINTENANCE 4-47
EVERY 250 HOURS MAINTENANCE 4-48
EVERY 500 HOURS MAINTENANCE 4-53
EVERY 1000 HOURS MAINTENANCE 4-65
EVERY 2000 HOURS MAINTENANCE 4-73
EVERY 4000 HOURS MAINTENANCE 4-85
EVERY 4500 HOURS MAINTENANCE 4-89
EVERY 5000 HOURS MAINTENANCE 4-90
EVERY 8000 HOURS MAINTENANCE 4-92
EVERY 9000 HOURS MAINTENANCE 4-93
SPECIFICATIONS 5-1
SPECIFICATIONS 5-2
SPECIFICATIONS: PC240LC-11 5-2
ATTACHMENTS AND OPTIONS 6-1
PRECAUTIONS FOR USING ATTACHMENT AND OPTIONS 6-2
PRECAUTIONS WHEN SELECTING 6-2
READ THE OPERATION AND MAINTENANCE MANUAL THOROUGHLY 6-2
PRECAUTIONS WHEN REMOVING AND INSTALLING 6-2
PRECAUTIONS FOR USING 6-2
HANDLE ANCHOR POINT FOR TIE-OFF 6-4
HANDLE BUCKET WITH HOOK 6-5
PRECAUTIONS FOR OPERATION 6-5
HANDLE MACHINE READY FOR INSTALLATION OF ATTACHMENT 6-6
EXPLANATION OF COMPONENTS ON MACHINE EQUIPPED WITH ATTACHMENT 6-6
METHOD FOR CHANGE-OVER AND CONNECT HYDRAULIC CIRCUIT FOR MACHINE READY
FOR INSTALLATION OF ATTACHMENT 6-13
METHOD FOR REMOVING AND INSTALLING ATTACHMENT 6-16
METHOD FOR OPERATING ATTACHMENT 6-22
LONG-TERM STORAGE 6-29
MAINTENANCE OF ADDITIONAL FILTER FOR BREAKER 6-30
SPECIFICATIONS 6-34
CONTENTS FOREWORD
1-4
ATTACHMENTS AND OPTIONS 6-35
INSTALL ATTACHMENT 6-35
TRACK SHOES SELECTION 6-37
BUCKET TEETH SELECTION 6-38
HANDLE TRAPEZOIDAL BUCKET 6-39
HANDLE EXTENSION ARM 6-40
RECOMMENDED ATTACHMENT OPERATIONS 6-41
HYDRAULIC BREAKER 6-41
REPLACEMENT PARTS 7-1
DEFINED LIFE PARTS 7-2
DEFINED LIFE PARTS LIST 7-2
CONSUMABLE PARTS 7-3
CONSUMABLE PARTS 7-3
RECOMMENDED FUEL, COOLANT, AND LUBRICANT 7-4
LUBRICATION CHART 7-7
USE OF FUEL, COOLANT AND LUBRICANTS TO ACCORDING TO AMBIENT TEMPERATURE
RECOMMENDED BRANDS AND QUALITIES OTHER THAN KOMATSU GENUINE OILS 7-9
INDEX 8-1
FOREWORD CONTENTS

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