WA70M-8E0 Shop Manual

Komatsu Wheel Loader WA70M-8E0 (SERIAL NUMBERS H71051 and up) (VENBM09000) Shop Manual

Format: PDF

Language: EN

File Size: 77.36 MB

Pages: 876

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Description

Komatsu Wheel Loader WA70M-8E0 (SERIAL NUMBERS H71051 and up) (VENBM09000) Shop Manual

VENBM09000 WA70M-8E0
INDEX AND FOREWORD
ABBREVIATION LIST
FOREWORD, SAFETY, BASIC INFORMATION
PRECAUTIONS TO PREVENT FIRE
ACTIONS IF FIRE OCCURS
PRECAUTIONS FOR DISPOSING OF WASTE MATERIALS
ACTIONS TAKEN TO MEET EXHAUST GAS REGULATIONS
PRECAUTIONS FOR HANDLING HYDRAULIC EQUIPMENT
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF PIPINGS
PRECAUTIONS FOR HANDLING ELECTRICAL EQUIPMENT
HOW TO READ ELECTRICAL WIRE CODE
EXPLANATION OF TERMS FOR MAINTENANCE STANDARD
STANDARD TIGHTENING TORQUE TABLE
CONVERSION TABLE
SPECIFICATIONS
DIMENSIONS, WEIGHTS AND OPERATING DATA
SPECIFICATIONS
WEIGHT TABLES
LUBRICANTS AND OPERATING MEDIUMS
BASIC PROCEDURES OF MAINTENANCE
TIGHTENING TORQUE LIST – METRIC SCREWS AND NUTS
STRUCTURE AND FUNCTION
ABBREVIATION LIST
ELECTRICAL SYSTEM
BOOT-UP SYSTEM
BATTERY DISCONNECT SWITCH
PREHEATING SYSTEM
ENGINE SYSTEM
COOLING SYSTEM
COOLING FAN CONTROL SYSTEM
COMPONENT PARTS OF COOLING SYSTEM
CONTROL SYSTEM
MACHINE MONITOR SYSTEM
KOMTRAX SYSTEM
COMPONENT PARTS OF CONTROL SYSTEM
HYDRAULIC SYSTEM
POWER TRAIN SYSTEM
FUNCTION OF THE CLOSED CIRCUIT SYSTEM
STRUCTURE OF THE HST SYSTEM
WORK EQUIPMENT SYSTEM
Loader Linkage with quick-coupler
STEERING SYSTEM
UNDERCARRIAGE AND FRAME
WORK EQUIPMENT
CAB AND ITS ATTACHMENTS
STANDARD VALUE TABLE
ABBREVIATION LIST
STANDARD VALUE TABLE
TEST CERTIFICATE
TESTING AND ADJUSTING
ABBREVIATION LIST
TEST ENGINE WITH SOFTWARE TOOL
ENGINE AND COOLING SYSTEM
TEST EXHAUST GAS COLOUR
TEST AND ADJUST VALVE CLEARANCE
TEST COMPRESSION PRESSURE
TEST ENGINE OIL PRESSURE
METHOD FOR BLEEDING AIR FROM FUEL SYSTEM
TEST FUEL CIRCUIT FOR LEAKAGE
HANDLE NO-INJECTION CRANKING OPERATION
TEST DOC AND MUFFLER STACK FOR LOOSENESS AND DAMAGE
TEST INSTALLED CONDITION OF CYLINDER HEADS AND MANIFOLDS
TEST ENGINE PIPING FOR DAMAGE AND LOOSENESS
TEST AND ADJUST AIR CONDITIONER COMPRESSOR BELT TENSION
TEST ALTERNATOR BELT
POWER TRAIN
TEST DRIVE SHAFT FOR LOOSENESS, BACKLASH, AND DAMAGE
STEERING SYSTEM
TEST AND ADJUST STEERING CIRCUIT OIL PRESSURE
BLEED AIR FROM STEERING CYLINDER CIRCUIT
BLEED AIR FROM BRAKE CIRCUIT
TEST BRAKING PERFORMANCE
TEST PARKING BRAKE PERFORMANCE
HYDRAULIC SYSTEM
TEST AND ADJUST WORK EQUIPMENT PRESSURE
TEST BOOST PRESSURE
TESTING AND ADJUSTING COOLING FAN SPEED
TEST ECSS ACCUMULATOR NITROGEN GAS PRESSURE
ELECTRICAL SYSTEM
TROUBLESHOOTING
ABBREVIATION LIST
RELATED INFORMATION ON TROUBLESHOOTING
SEQUENCE OF EVENTS IN TROUBLESHOOTING
CHECKS BEFORE TROUBLESHOOTING
INSPECTION PROCEDURE BEFORE TROUBLESHOOTING
PROCEDURE FOR TESTING AND TROUBLESHOOTING
INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE
CONNECTOR LOCATION LIST
CONNECTOR CONTACT IDENTIFICATION
SPARE FUSES AND RELAY
FAILURE CODES TABLE
TROUBLESHOOTING FOR HYDRAULIC AND MECHANICAL SYSTEMS (H MODE)
TROUBLESHOOTING OF ENGINE (S-MODE)
DISASSEMBLY AND ASSEMBLY
ABBREVIATION LIST
RELATED INFORMATION ON DISASSEMBLY AND ASSEMBLY
ENGINE AND COOLING SYSTEM
POWER TRAIN
UNDERCARRIAGE AND FRAME
HYDRAULIC SYSTEM
WORK EQUIPMENT SYSTEM
CAB AND ITS ATTACHMENTS
ELECTRICAL SYSTEM
MAINTENANCE STANDARD
ABBREVIATION LIST
ENGINE AND COOLING
POWER TRAIN
BRAKE SYSTEM
HYDRAULIC SYSTEM
CAB AND ITS ATTACHMENTS
APPENDIX
ABBREVIATION LIST
AIR CONDITIONER SYSTEM
AIR CONDITIONER COMPONENT
CONFIGURATION AND FUNCTION OF REFRIGERATION CYCLE
AIR CONDITIONER TROUBLESHOOTING CHART
CONNECTION OF SERVICE TOOL
PRECAUTIONS FOR DISCONNECTING AND CONNECTING HOSES AND TUBES IN AIR CONDITIONER PIPINGS
HANDLE COMPRESSOR OIL
OTHER
HYDRAULIC CIRCUIT DIAGRAM
WIRING DIAGRAMS
Connector diagram 1
Connector diagram 2
Connector diagram 3
Connector diagram 4