Komatsu Wheel Loader WA250-6 Shop Manual

COVER
CONTENTS
REVISED PAGES
SAFETY
GENERAL
HOW TO READ THE SHOP MANUAL
HOISTING INSTRUCTIONS
AIR CONDITIONER CIRCUITS
MAINTENANCE STANDARD TERMS
HANDLING ELECTRIC AND HYDRAULIC EQUIPMENT
PRECAUTIONS FOR OPERATIONS
PUSH-PULL COUPLER
COATING MATERIALS
STANDARD TIGHTENING TORQUE
CONVERSION TABLES
01 GENERAL
SPECIFICATIONS
WEIGHT TABLE
FUEL, COOLANT, AND LUBRICANTS
10 STRUCTURE, FUNCTION AND MAINTENANCE STANDARD
ENGINE AND COOLING SYSTEM
POWER TRAIN SYSTEM
DRIVE AXLE SYSTEM
STEERING SYSTEM
BRAKE SYSTEM
UNDERCARRIAGE AND FRAME
HYDRAULIC SYSTEM
CAB ENVIRONMENT
ELECTRICAL SYSTEM
20 STANDARD VALUE TABLES
STANDARD VALUE TABLES
MACHINE POSTURE
30 TESTING AND ADJUSTING
TOOLS
ENGINE COMPONENTS
FUEL SYSTEM
EXHAUST SYSTEM AND PIPING
BELTS
ACCELERATOR PEDAL
DIRECTIONAL LEVER
POWER TRAIN OIL PRESSURES
STEERING SYSTEM
HYDRAULIC FAN
BRAKE SYSTEM
WORK EQUIPMENT
ELECTRICAL SYSTEM TROUBLESHOOTING
KOMTRAX TERMINAL SYSTEM
MACHINE MONITOR SYSTEM
PM CLINIC INSPECTION TABLES
40 TROUBLESHOOTING
POINTS TO REMEMBER WHEN TROUBLESHOOTING
SEQUENCE OF EVENTS IN TROUBLESHOOTING
PRECAUTIONS FOR MAINTENANCE
ELECTRIC WIRE CODE
HANDLING HYDRAULIC EQUIPMENT
CHECKS BEFORE TROUBLESHOOTING
CONNECTION TABLE FOR CONNECTOR PIN NUMBERS
T-BRANCH BOX and T-BRANCH ADAPTER TABLE
MODE CHART
INFORMATION CONTAINED IN TESTING PROCEDURES
TROUBLESHOOTING BY FAILURE CODE
FUSE BOX AND SLOW-BLOW FUSES
FAILURE CODES
TROUBLESHOOTING: E-MODE
TROUBLESHOOTING: H-MODE
ENGINE SYSTEM (S-MODE)
50 DISASSEMBLY AND ASSEMBLY
HOW TO READ THIS MANUAL
COATING MATERIALS LIST
SPECIAL TOOLS LIST
SKETCHES OF SPECIAL TOOLS
CONNECTOR REPAIR PROCEDURES
ENGINE AND COOLING SYSTEM
POWER TRAIN
UNDERCARRIAGE AND FRAME
HYDRAULIC SYSTEM
WORK EQUIPMENT
CAB AND ITS ATTACHMENTS
ELECTRICAL SYSTEM
90 DIAGRAMS AND SCHEMATICS
HYDRAULIC SYSTEM
ELECTRICAL SYSTEM
LUBRICATION SYSTEM