Komatsu WA270-8, Operation & Maintenance Manual

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TABLE OF CONTENTS
FOREWORD.................................................................................................................................................... 1-1
BEFORE READING THIS MANUAL ......................................................................................................... 1-2
SAFETY INFORMATION .......................................................................................................................... 1-3
INTRODUCTION ...................................................................................................................................... 1-4
MAIN USE OF MACHINE .................................................................................................................. 1-4
DIRECTIONS OF MACHINE.............................................................................................................. 1-4
VISIBILITY FROM OPERATOR'S SEAT ............................................................................................ 1-4
ENGINE TECHNOLOGY TO CONFORM EXHAUST GAS EMISSION ..................................................... 1-5
PRODUCT INFORMATION....................................................................................................................... 1-6
LOCATION OF PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE ........ 1-6
LOCATION OF ENGINE NUMBER PLATE ........................................................................................ 1-6
SERVICE METER LOCATION ........................................................................................................... 1-7
YOUR MACHINE SERIAL NUMBERS AND DISTRIBUTOR.............................................................. 1-7
SAFETY........................................................................................................................................................... 2-1
SAFETY.................................................................................................................................................... 2-2
SAFETY LABELS ..................................................................................................................................... 2-4
LOCATION OF SAFETY LABELS...................................................................................................... 2-5
CONTENTS OF SAFETY LABELS .................................................................................................... 2-7
GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE .................................... 2-15
PRECAUTIONS BEFORE STARTING OPERATION........................................................................ 2-15
PREPARATIONS FOR SAFE OPERATION ..................................................................................... 2-15
PRECAUTIONS TO PREVENT FIRE............................................................................................... 2-16
PRECAUTIONS WHEN GETTING ON OR OFF MACHINE............................................................. 2-18
DO NOT GET CAUGHT................................................................................................................... 2-20
PRECAUTIONS RELATED TO PROTECTIVE STRUCTURES........................................................ 2-21
UNAUTHORIZED MODIFICATION .................................................................................................. 2-21
PRECAUTIONS RELATED TO ATTACHMENTS AND OPTIONS .................................................... 2-21
PRECAUTIONS WHEN RUNNING ENGINE INSIDE BUILDING ..................................................... 2-21
PRECAUTIONS FOR OPERATION ........................................................................................................ 2-22
PRECAUTIONS FOR JOBSITE ....................................................................................................... 2-22
START ENGINE............................................................................................................................... 2-24
PRECAUTIONS FOR OPERATION ................................................................................................. 2-26
PRECAUTIONS FOR TRANSPORTATION...................................................................................... 2-31
TOWING AND BEING TOWED........................................................................................................ 2-32
PRECAUTIONS FOR MAINTENANCE ................................................................................................... 2-33
PRECAUTIONS BEFORE STARTING INSPECTION AND MAINTENANCE ................................... 2-33
PRECAUTIONS FOR CHECK AND MAINTENANCE ...................................................................... 2-36
TIRES .............................................................................................................................................. 2-41
PRECAUTIONS FOR DEF...................................................................................................................... 2-42
GENERAL CHARACTER AND PRECAUTIONS FOR HANDLING .................................................. 2-42
PRECAUTIONS FOR ADDING........................................................................................................ 2-42
PRECAUTIONS FOR STORING...................................................................................................... 2-42
PRECAUTIONS FOR FIRE HAZARD AND LEAKAGE .................................................................... 2-42
OTHER PRECAUTIONS.................................................................................................................. 2-42
OPERATION .................................................................................................................................................... 3-1
GENERAL VIEW....................................................................................................................................... 3-2
MACHINE EQUIPMENT NAME ......................................................................................................... 3-2
CONTROLS AND GAUGES NAMES................................................................................................. 3-3
OTHER EQUIPMENT NAME ............................................................................................................. 3-7
EXPLANATION OF COMPONENTS ....................................................................................................... 3-10
EXPLANATION OF MACHINE MONITOR EQUIPMENT ................................................................. 3-10
SWITCHES...................................................................................................................................... 3-90
CONTROL LEVERS AND PEDALS ............................................................................................... 3-105
OTHER EQUIPMENT .................................................................................................................... 3-108
MACHINE OPERATIONS AND CONTROLS ........................................................................................ 3-145
CHECKS AND ADJUSTMENT BEFORE STARTING ENGINE ...................................................... 3-145
TABLE OF CONTENTS FOREWORD
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