KOMATSU PC308USLC-3E0 HYDRAULIC EXCAVATOR Operation & Maintenance Manual (SN:30258 and up) – PDF DOWNLOAD

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KOMATSU PC308USLC-3E0 HYDRAULIC EXCAVATOR Operation & Maintenance Manual (SN:30258 and up)

KOMATSU PC308USLC-3E0 HYDRAULIC EXCAVATOR OPERATION & MAINTENANCE MANUAL (SN:30258 AND UP) – PDF DOWNLOAD:

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KOMATSU PC308USLC-3E0 HYDRAULIC EXCAVATOR Operation & Maintenance Manual (SN:30258 and 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 1-6)”. 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 PC308USLC-3E0 HYDRAULIC EXCAVATOR Operation & Maintenance Manual (SN:30258 and up)

FOREWORD 1- 1
BEFORE READING THIS MANUAL 1- 2
SAFETY INFORMATION 1- 3
INTRODUCTION 1- 4
USE OF MACHINE 1- 4
DIRECTIONS OF MACHINE 1- 4
VISIBILITY FROM OPERATOR’S SEAT 1- 4
PRODUCT INFORMATION 1- 5
PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE 1- 5
EPA REGULATIONS, ENGINE NUMBER PLATE 1- 5
SERVICE METER LOCATION 1- 6
YOUR MACHINE SERIAL NUMBERS AND DISTRIBUTOR 1- 6
SAFETY 2- 1
SAFETY 2- 2
SAFETY LABELS 2- 5
LOCATION OF SAFETY LABELS 2- 5
SAFETY LABELS 2- 6
GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE 2- 12
PRECAUTIONS BEFORE STARTING OPERATION 2- 12
PREPARATIONS FOR SAFE OPERATION 2- 12
FIRE PREVENTION 2- 14
PRECAUTIONS WHEN GETTING ON OR OFF MACHINE 2- 15
DO NOT GET CAUGHT IN WORK EQUIPMENT 2- 17
PRECAUTIONS RELATED TO PROTECTIVE STRUCTURES 2- 17
PROTECTION AGAINST FALLING, FLYING, INTRUDING OBJECTS 2- 18
UNAUTHORIZED MODIFICATION 2- 19
PRECAUTIONS RELATED TO ATTACHMENTS AND OPTIONS 2- 19
PRECAUTIONS RELATED TO CAB GLASS 2- 19
PRECAUTIONS WHEN RUNNING ENGINE INSIDE BUILDING 2- 19
PRECAUTIONS FOR OPERATION 2- 20
PRECAUTIONS FOR JOBSITE 2- 20
STARTING ENGINE 2- 22
OPERATION 2- 24
TRANSPORTATION 2- 31
TOWING 2- 32
LIFTING OBJECTS WITH BUCKET 2- 33
PRECAUTIONS FOR MAINTENANCE 2- 34
PRECAUTIONS BEFORE STARTING INSPECTION AND MAINTENANCE 2- 34
PRECAUTIONS FOR INSPECTION AND MAINTENANCE 2- 38
OPERATION 3- 1
MACHINE VIEW ILLUSTRATIONS 3- 2
OVERALL MACHINE VIEW 3- 2
CONTROLS AND GAUGES 3- 3
DETAILED CONTROLS AND GAUGES 3- 5
MONITORING SYSTEM 3- 5
SWITCHES 3- 34
CONTROL LEVERS AND PEDALS 3- 39
SUN ROOF 3- 42
WINDSHIELD 3- 43
SLIDING DOOR 3- 49
REAR UNDERVIEW MIRROR 3- 49
CAP WITH LOCK 3- 50
EMERGENCY ESCAPE HAMMER 3- 51
HOT AND COOL BOX 3- 52
MAGAZINE BOX 3- 52
ASHTRAY 3- 52
AIR CONDITIONER CONTROLS 3- 53
RADIO 3- 60
AUXILIARY ELECTRIC POWER 3- 65
FUSE 3- 66
FUSIBLE LINK 3- 67
CONTROLLER 3- 67
TOOL BOX 3- 67
GREASE PUMP HOLDER 3- 68
MACHINE OPERATIONS AND CONTROLS 3- 69
BEFORE STARTING ENGINE 3- 69
STARTING ENGINE 3- 87
AFTER STARTING ENGINE 3- 90
STOPPING THE ENGINE 3-101
MACHINE OPERATION 3-102
STEERING THE MACHINE 3-106
SWINGING 3-108
WORK EQUIPMENT CONTROLS AND OPERATIONS 3-109
WORKING MODE 3-111
PROHIBITED OPERATIONS 3-112
GENERAL OPERATION INFORMATION 3-115
TRAVELING ON SLOPES 3-116
ESCAPE FROM MUD 3-118
RECOMMENDED APPLICATIONS 3-119
BUCKET REPLACEMENT AND INVERSION 3-121
PARKING MACHINE 3-125
MACHINE INSPECTION AFTER DAILY WORK 3-126
LOCKING 3-127
TRANSPORTATION 3-128
TRANSPORTATION PROCEDURE 3-128
LOADING AND UNLOADING WITH TRAILER 3-129
LIFTING MACHINE 3-138
COLD WEATHER OPERATION 3-140
COLD WEATHER OPERATION INFORMATION 3-140
AFTER DAILY WORK COMPLETION 3-143
AFTER COLD WEATHER SEASON 3-143
LONG TERM STORAGE 3-144
BEFORE STORAGE 3-144
DURING STORAGE 3-144
AFTER STORAGE 3-144
STARTING MACHINE AFTER LONG-TERM STORAGE 3-145
TROUBLES AND ACTIONS 3-146
RUNNING OUT OF FUEL 3-146
PHENOMENA THAT ARE NOT FAILURES 3-146
TOWING THE MACHINE 3-147
LIGHTWEIGHT TOWING HOLE 3-148
SEVERE JOB CONDITION 3-148
DISCHARGED BATTERY 3-149
OTHER TROUBLE 3-153
MAINTENANCE 4- 1
MAINTENANCE INFORMATION 4- 2
OUTLINE OF SERVICE 4- 4
HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC 4- 4
ELECTRIC SYSTEM MAINTENANCE 4- 7
WEAR PARTS 4- 8
WEAR PARTS LIST 4- 8
RECOMMENDED FUEL, COOLANT, AND LUBRICANT 4- 9
RECOMMENDED BRANDS, RECOMMENDED QUALITY FOR PRODUCTS OTHER THAN
KOMATSU GENUINE OIL 4- 11
TIGHTENING TORQUE SPECIFICATIONS 4- 12
TIGHTENING TORQUE LIST 4- 12
SAFETY CRITICAL PARTS 4- 13
SAFETY CRITICAL PARTS LIST 4- 14
MAINTENANCE SCHEDULE 4- 15
MAINTENANCE SCHEDULE CHART 4- 15
MAINTENANCE INTERVAL FOR HYDRAULIC BREAKER 4- 17
MAINTENANCE PROCEDURE 4- 18
INITIAL 250 HOURS MAINTENANCE (ONLY AFTER THE FIRST 250 HOURS) 4- 18
INITIAL 500 HOURS MAINTENANCE (ONLY AFTER THE FIRST 500 HOURS) 4- 18
INITIAL 1000 HOURS MAINTENANCE (ONLY AFTER THE FIRST 1000 HOURS) 4- 18
WHEN REQUIRED 4- 19
CHECK BEFORE STARTING 4- 40
EVERY 100 HOURS MAINTENANCE 4- 41
EVERY 250 HOURS MAINTENANCE 4- 42
EVERY 500 HOURS MAINTENANCE 4- 45
EVERY 1000 HOURS MAINTENANCE 4- 58
EVERY 2000 HOURS MAINTENANCE 4- 64
EVERY 4000 HOURS MAINTENANCE 4- 71
EVERY 5000 HOURS MAINTENANCE 4- 75
EVERY 8000 HOURS MAINTENANCE 4- 77
SPECIFICATIONS 5- 1
SPECIFICATIONS 5- 2
ATTACHMENTS AND OPTIONS 6- 1
GENERAL PRECAUTIONS FOR SAFETY 6- 2
PRECAUTIONS WHEN SELECTING 6- 2
READ THE INSTRUCTION MANUAL THOROUGHLY 6- 2
PRECAUTIONS WHEN REMOVING OR INSTALLING 6- 2
PRECAUTIONS WHEN USING 6- 2
BUCKET WITH HOOK 6- 3
HOOK CONDITION 6- 3
PROHIBITED OPERATIONS 6- 3
MACHINE READY FOR ATTACHMENT 6- 4
LOCATIONS 6- 4
HYDRAULIC CIRCUIT 6- 8
ATTACHMENT REMOVAL AND INSTALLATION 6- 13
ATTACHMENT OPERATIONS 6- 16
LONG TERM STORAGE 6- 17
SPECIFICATIONS 6- 17
ATTACHMENT GUIDE 6- 18
TRACK SHOES SELECTION 6- 18
RECOMMENDED ATTACHMENT OPERATIONS 6- 19
HYDRAULIC BREAKER 6- 19
HANDLING MACHINES EQUIPPED WITH KOMTRAX 6- 23
BASIC PRECAUTIONS 6- 23
INDEX 7- 1

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]