KOMATSU-VEBM230102 Komatsu WA250-5H, WA250PT-5H wheel loader pdf shop manual
English

Komatsu WA250-5H, WA250PT-5H wheel loader pdf shop manual

KOMATSU-VEBM230102
$27.90
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Format: PDF

Pages: 849

File size: 30.13 MB

Language: English

Models: WA250-5H 50051 and up, WA250PT-5H 90051 and up

KOMATSU-VEBM230102-preview.pdf - 970.51KB
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Table of Contents for KOMATSU-VEBM230102 manual

  • COVER
  • FOREWORD
  • 01 GENERAL
    • GENERAL ASSEMBLY DRAWINGS
    • SPECIFICATIONS
    • WEIGHT TABLE
    • LIST OF LUBRICANT AND COOLANT
  • 10 STRUCTURE & FUNCTION
    • ENGINE MOUNT AND TRANSFER MOUNT
    • DAMPER
    • COOLING SYSTEM
    • POWER TRAIN
    • POWER TRAIN SYSTEM DIAGRAM
    • DRIVE SHAFT (PROPELLER SHAFT)
    • HST HYDRAULIC PIPING DIAGRAM
    • HST PUMP
    • HIGH-PRESSURE RELIEF VALVE
    • LOW-PRESSURE RELIEF VALVE
    • HST CHARGE PUMP
    • SPEED-RELATED VALVE (DA VALVE)
    • HIGH-PRESSURE CUT-OFF VALVE
    • HST MOTOR
    • EP SERVO VALVE
    • HA SERVO VALVE
    • FORWARD-REVERSE SHUTTLE VALVE
    • TRANSFER
    • TRANSFER OIL COOLER
    • CLUTCH SOLENOID VALVE
    • AXLE
    • DIFFERENTIAL
    • LIMITED-SLIP DIFFERENTIAL
    • FINAL DRIVE
    • AXLE MOUNTING AND CENTER HINGE PIN
    • STEERING PIPING
    • STEERING COLUMN
    • PRIORITY VALVE
    • ORBIT-ROLL VALVE
    • 2-WAY RESTRICTOR VALVE
    • STEERING CYLINDER
    • EMERGENCY STEERING PIPING
    • EMERGENCY STEERING VALVE
    • BRAKE PIPING
    • BRAKE VALVE
    • INCHING VALVE
    • CHARGE VALVE
    • ACCUMULATOR (FOR BRAKE)
    • SLACK ADJUSTER
    • BRAKE
    • PARKING BRAKE CONTROL
    • PARKING BRAKE
    • HYDRAULIC PIPING
    • WORK EQUIPMENT LEVER LINKAGE
    • HYDRAULIC TANK
    • 4-GEAR PUMP UNIT
    • ACCUMULATOR (FOR PPC CIRCUIT)
    • LOCK VALVE
    • BYPASS VALVE
    • QUICK COUPLER VALVE
    • E.C.S.S. VALVE
    • ACCUMULATOR (FOR E.C.S.S.)
    • HYDRAULIC PIPING OF COOLING SYSTEM
    • COOLING FAN MOTOR
    • WORK EQUIPMENT CONTROL VALVE
    • WORK EQUIPMENT PPC VALVE
    • ATTACHMENT PPC VALVE (IF EQUIPPED)
    • WORK EQUIPMENT LINKAGE
    • BUCKET
    • CONTROL OF BUCKET POSITIONER,
    • WORK EQUIPMENT CYLINDER
    • AIR CONDITIONER
    • MACHINE MONITORING SYSTEM
    • MACHINE MONITOR
    • LIST OF ITEMS DISPLAYED ON MONITOR
    • ELECTRICAL SYSTEM (HST CONTROLLER SYSTEM)
    • HST CONTROLLER
    • FUNCTION OF SELECTING FORWARD-REVERSE SELECTOR SWITCH
    • ENGINE START CIRCUIT
    • ENGINE STOP CIRCUIT
    • PREHEATING CIRCUIT
    • PARKING BRAKE CIRCUIT
    • ELECTRONICALLY CONTROLLED SUSPENSION SYSTEM
    • SENSORS
  • 20 TESTING & ADJUSTING
    • STANDARD VALUE TABLE FOR ENGINE
    • STANDARD VALUE TABLE FOR CHASSIS
    • TESTING AND ADJUSTING
    • TOOLS FOR TESTING, ADJUSTING, AND TROUBLESHOOTING
    • MEASURING ENGINE SPEED
    • MEASURING EXHAUST GAS COLOR
    • ADJUSTING VALVE CLEARANCE
    • MEASURING COMPRESSION PRESSURE
    • MEASURING BLOW-BY PRESSURE
    • TESTING AND ADJUSTING FUEL INJECTION TIMING
    • MEASURING ENGINE OIL PRESSURE
    • MEASURING, TESTING OPERATING FORCE OF ACCELERATOR PEDAL
    • ADJUSTING ENGINE STOP SOLENOID
    • ADJUSTING ENGINE SPEED SENSOR
    • MEASURING DIRECTIONAL LEVER
    • TESTING AND ADJUSTING HST OIL PRESSURE
    • MEASURING CLUTCH CONTROL PRESSURER
    • TESTING AND ADJUSTING STEERING WHEEL
    • TESTING AND ADJUSTING STEERING OIL PRESSURE
    • BLEEDING AIR FROM STEERING CIRCUIT
    • TESTING HYDRAULIC FAN
    • MEASURING BRAKE PEDAL
    • TESTING AND ADJUSTING BRAKE PEDAL LINKAGE
    • MEASURING BRAKE PERFORMANCE
    • TESTING AND ADJUSTING ACCUMULATOR CHARGE PRESSURE
    • MEASURING BRAKE OIL PRESSURER
    • MEASURING WEAR OF BRAKE DISC
    • BLEEDING AIR FROM BRAKE CIRCUIT
    • MEASURING PARKING BRAKE PERFORMANCE
    • TESTING AND ADJUSTING PARKING BRAKE LINKAGE
    • MEASURING PARKING BRAKE RELEASE PRESSURE
    • MEASURING AND ADJUSTING WORK EQUIPMENT CONTROL LEVER
    • TESTING AND ADJUSTING WORK EQUIPMENT HYDRAULIC PRESSURE
    • TESTING AND ADJUSTING WORK EQUIPMENT PPC OIL PRESSURE
    • BLEEDING AIR
    • RELEASING REMAINING PRESSURE IN HYDRAULIC CIRCUIT
    • TESTING AND ADJUSTING BUCKET POSITIONER
    • TESTING AND ADJUSTING OF BOOM KICK-OUT
    • CHECKING PROXIMITY SWITCH ACTUATION DISPLAY LAMP
    • PROCEDURE FOR CHECKING DIODE
    • SPECIAL FUNCTIONS OF MACHINE MONITOR
    • FLOW OF MODES AND FUNCTIONS
    • PM CLINIC INSPECTION CHART
    • TROUBLESHOOTING
    • TROUBLESHOOTING OF HST CONTROLLER SYSTEM (HST MODE)
    • TROUBLESHOOTING OF HST CONTROLLER SYSTEM (HST MODE)
    • TROUBLESHOOTING OF ELECTRICAL SYSTEM (E MODE)
    • TROUBLESHOOTING OF HYDRAULIC, MECHANICAL SYSTEM (H MODE)
    • TROUBLESHOOTING OF ENGINE (S MODE)
  • 30 DISASSEMBLY & ASSEMBLY
    • HOW TO READ THIS MANUAL
    • PRECAUTIONS WHEN PERFORMING OPERATION
    • SPECIAL TOOL LIST
    • SKETCHES OF SPECIAL TOOLS
    • REMOVAL, INSTALLATION OF FUEL INJECTION PUMP ASSEMBLY
    • REMOVAL, INSTALLATION OF NOZZLE HOLDER ASSEMBLY
    • REMOVAL, INSTALLATION OF CYLINDER HEAD ASSEMBLY
    • REMOVAL, INSTALLATION OF ENGINE ASSEMBLY
    • REMOVAL, INSTALLATION OF RADIATOR ASSEMBLY
    • REMOVAL, INSTALLATION OF AIR AFTERCOOLER
    • REMOVAL, INSTALLATION OF HYDRAULIC OIL COOLER ASSEMBLY
    • REMOVAL, INSTALLATION OF COOLING FAN AND FAN MOTOR ASSEMBLY
    • REMOVAL, INSTALLATION OF FUEL TANK ASSEMBLY
    • REMOVAL, INSTALLATION OF TRANSFER
    • DISASSEMBLY, ASSEMBLY OF TRANSFER ASSEMBLY
    • REMOVAL, INSTALLATION OF PARKING BRAKE ASSEMBLY
    • DISASSEMBLY, ASSEMBLY OF PARKING BRAKE ASSEMBLY
    • REMOVAL, INSTALLATION OF FRONT AXLE ASSEMBLY
    • REMOVAL, INSTALLATION OF REAR AXLE ASSEMBLY
    • DISASSEMBLY, ASSEMBLY OF AXLE HOUSING ASSEMBLY
    • DISASSEMBLY, ASSEMBLY OF DIFFERENTIAL ASSEMBLY
    • REMOVAL, INSTALLATION OF HST PUMP AND 4-GEAR PUMP ASSEMBLY
    • DISASSEMBLY AND ASSEMBLY OF HST PUMP ASSEMBLY
    • REMOVAL, INSTALLATION OF HST MOTOR 1 ASSEMBLY
    • REMOVAL, INSTALLATION OF HST MOTOR 2 ASSEMBLY
    • DISASSEMBLY AND ASSEMBLY OF HST MOTOR ASSEMBLY
    • REMOVAL, INSTALLATION OF WORK EQUIPMENT CONTROL VALVE ASSEMBLY
    • REMOVAL, INSTALLATION OF TRAVEL DAMPER VALVE ASSEMBLY
    • REMOVAL, INSTALLATION OF HYDRAULIC TANK ASSEMBLY
    • REMOVAL, INSTALLATION OF WORK EQUIPMENT ASSEMBLY
    • DISASSEMBLY, ASSEMBLY OF HYDRAULIC CYLINDER ASSEMBLY
    • REMOVAL, INSTALLATION OF OPERATOR'S CAB ASSEMBLY
    • REMOVAL, INSTALLATION OF OPERATOR'S CAB GLASS (STUCK GLASS)
    • REMOVAL, INSTALLATION OF CENTER HINGE PIN
    • REMOVAL, INSTALLATION OF COUNTERWEIGHT
    • REMOVAL, INSTALLATION OF AIR CONDITIONER UNIT ASSEMBLY
    • REMOVAL, INSTALLATION OF AIR CONDITIONER COMPRESSOR ASSEMBLY
    • REMOVAL, INSTALLATION OF MONITOR PANEL
  • 90 OTHERS
Language
English
Document type
Shop manual
Machinery type
wheel loader
KOMATSU-VEBM230102-preview.pdf - 970.51KB

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