Komatsu WA70-1 Wheel Loader Shop Manual SEBM04150104

Komatsu WA70-1 Wheel Loader Shop Manual SEBM04150104 - Image 2

Komatsu WA70-1 Wheel Loader Shop Manual SEBM04150104 - Image 3

Komatsu WA70-1 Wheel Loader Shop Manual SEBM04150104 - Image 4

Komatsu WA70-1 Wheel Loader Shop Manual SEBM04150104 - Image 5

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Komatsu WA70-1 Wheel Loader Shop Manual SEBM04150104

$40.00

Type Of Manual: Shop Manual
Manual ID: SEBM04150104
Format: PDF
Size: 48.7MB
Number of Pages: 498

Category: Komatsu Shop Manual PDF

Model List:
- WA70-1 Wheel Loader

1. COVER
2. CONTENTS
3. ENGINE
3.1. TESTING AND ADJUSTING
3.1.1. STANDARD VALUE TABLE
3.1.2. TOOL LIST FOR TESTING AND ADJUSTING
3.1.3. ADJUSTING VALVE CLEARANCE
3.1.4. MEASURING COMPRESSION PRESSURE
3.1.5. TESTING AND ADJUSTING FUEL INJECTION TIMING
3.1.6. ADJUSTING FUEL INJECTION TIMING
3.1.7. TESTING AND ADJUSTING FAN BELT TENSION
3.1.8. TESTING AND ADJUSTING FAN BELT TENSION
3.1.9. ADJUSTING OF FUEL CUT SOLENOID
3.1.10. MEASURING OPERATING FORCE AND OPERATING ANGLE OF ACCELERATOR PEDAL
3.2. DISASSEMBLY AND ASSEMBLY
3.2.1. FUEL INJECTION PUMP
3.3. STRUCTURE AND FUNCTION
3.3.1. GENERAL
3.3.2. HYDRAULIC CIRCUIT FOR POWER TRAIN
3.3.2.1. HYDRAULIC CIRCUIT DIAGRAM FOR POWER TRAIN
3.3.3. TORQUE CONVERTER AND TRANSMISSION PIPING
3.3.4. TORQUE CONVERTER OIL FILTER
3.3.5. TORQUE CONVERTER
3.3.5.1. TORQUE CONVERTER OIL OUTLET VALVE
3.3.6. TORQFLOW TRANSMISSION
3.3.7. TRANSMISSION CONTROL VALVE
3.3.7.1. MAIN REGULATOR VALVE
3.3.7.2. QUICK RETURN VALVE AND ACCUMULATOR
3.3.7.3. POWER MODULATING FUNCTION
3.3.7.4. ACTION OF THE CLUTCH CUTOFF VALVE
3.3.7.5. ACCUMULATOR VALVE
3.3.7.6. FORWARD 1ST
3.3.8. TRANSMISSION CONTROL LINKAGE
3.4. TESTING AND ADJUSTING
3.4.1. STANDARD VALUE TABLE
3.4.2. TOOL LIST FOR TESTING AND ADJUSTING
3.4.3. MEASURING ENGINE STALL SPEED
3.4.4. MEASURING OIL PRESSURE OF TORQUE CONVERTER AND TRANSMISSION
3.4.5. MEASURING SHIFT LEVER
3.4.6. MEASURING VALVE SPOOL OPERATING FORCE AND TRAVEL
3.4.7. TROUBLESHOOTING
3.4.7.1. PRECAUTIONS WHEN TROUBLESHOOTING
3.4.7.2. METHOD OF READING TROUBLESHOOTING TABLE
3.4.7.3. PREVENTING RECURRENCE OF TROUBLE
3.4.7.4. TROUBLESHOOTING TABLE
3.5. DISASSEMBLY AND ASSEMBLY
3.5.1. TORQUE CONVERTER, TRANSMISSION
3.5.1.1. REMOVAL
3.5.1.2. INSTALLATION
3.5.2. TORQUE CONVERTER
3.5.3. TRANSMISSION VALVE
3.5.3.1. REMOVAL
3.5.3.2. INSTALLATION
3.5.4. TRANSMISSION CONTROL VALVE
3.6. MAINTENANCE STANDARD
3.6.1. TRANSMISSION AND ENGINE MOUNT
3.6.2. TORQUE CONVERTER
3.6.3. TRANSMISSION (1/2) (SERIAL NO. 1000111999)
3.6.4. TRANSMISSION (2/2) (SERIAL NO. 1000111999)
3.6.5. TRANSMISSION CLUTCH ASSEMBLY (SERIAL NO. 1000111999)
3.6.6. TRANSMISSION (1/3) (SERIAL NO. 12001AND UP)
3.6.7. TRANSMISSION (2/3) (SERIAL NO. 12001AND UP)
3.6.8. TRANSMISSION (3/3) (SERIAL NO. 12001AND UP)
3.6.9. TRANSMISSION CONTROL VALVE
3.6.10. DIFFERENTIAL (1/2)
3.6.11. DIFFERENTIAL (2/2)
3.6.12. DRIVE SHAFT
3.6.13. FINAL DRIVE
3.6.14. AXLE MOUNT
4. STEERING SYSTEM
4.1. STRUCTURE AND FUNCTION
4.1.1. HYDRAULIC CIRCUIT FOR STEERING
4.1.2. HYDRAULIC CIRCUIT DIAGRAM FOR STEERING
4.1.3. FLOW DIVIDER VALVE
4.1.4. STEERING VALVE
4.1.5. STEERING CYLINDER
4.1.6. CENTER HINGE PIN
4.2. TESTING AND ADJUSTING
4.2.1. STANDARD VALUE TABLE
4.2.2. TOOL LIST FOR TESTING AND ADJUSTING
4.2.3. MEASURING STEERING WHEEL PLAY
4.2.4. MEASURING OPERATING FORCE OF STEERING WHEEL
4.2.5. MEASURING OPERATING TIME OF STEERING WHEEL
4.2.6. MEASURING STEERING OIL PRESSURE
4.2.7. TROUBLESHOOTING
4.2.7.1. TROUBLESHOOTING TABLE
4.3. DISASSEMBLY AND ASSEMBLY
4.3.1. FLOW DIVIDER VALVE
4.3.2. STEERING CYLINDER
4.3.2.1. REMOVAL
4.3.2.2. INSTALLATION
4.3.2.3. DISASSEMBLY
4.3.2.4. ASSEMBLY
4.3.3. CENTER HINGE PIN
4.3.3.1. REMOVAL
4.3.3.2. INSTALLATION
4.4. MAINTENANCE STANDARD
4.4.1. STEERING COLUMN
4.4.2. FLOW DIVIDER VALVE
4.4.3. STEERING CYLINDER MOUNT
4.4.4. STEERING CYLINDER
4.4.5. CENTER HINGE PIN
5. BRAKE SYSTEM
5.1. STRUCTURE AND FUNCTION
5.1.1. BRAKE PIPING
5.1.2. BRAKE MASTER CYLINDER
5.1.3. WHEEL BRAKE
5.1.4. PARKING BRAKE
5.1.4.1. BRAKE CALIPER
5.2. TESTING AND ADJUSTING
5.2.1. STANDARD VALUE TABLE
5.2.2. TOOL LIST FOR TESTING AND ADJUSTING
5.2.3. MEASURING BRAKE PEDAL
5.2.4. TESTING AND ADJUSTING OF BRAKE PEDAL LINKAGE
5.2.5. TESTING BRAKE PERFORMANCE
5.2.6. MEASURING BRAKE OIL PRESSURE
5.2.7. MEASURING WEAR OF BRAKE DISC
5.2.8. AIR BLEEDING FROM BRAKE CIRCUIT
5.2.9. TESTING PARKING BRAKE PERFORMANCE
5.2.10. CHECKING AND ADJUSTING PARKING BRAKE
5.2.11. MEASURING CLEARANCE OF PARKING BRAKE
5.2.12. TROUBLESHOOTING
5.2.12.1. TROUBLESHOOTING TABLE
5.3. DISASSEMBLY AND ASSEMBLY
5.3.1. MASTER CYLINDER
5.3.2. PARKING BRAKE PAD
5.3.2.1. REMOVAL
5.3.2.2. INSTALLATION
5.4. MAINTENANCE STANDARD
5.4.1. BRAKE MASTER CYLINDER
5.4.2. WHEEL BRAKE
5.4.3. PARKING BRAKE
6. WORK EQUIPMENT SYSTEM
6.1. STRUCTURE AND FUNCTION
6.1.1. GENERAL
6.1.2. HYDRAULIC CIRCUIT
6.1.3. HYDRAULIC CIRCUIT DIAGRAM
6.1.4. HYDRAULIC TANK
6.1.4.1. OIL FILTER
6.1.4.2. BREATHER
6.1.5. MAIN CONTROL VALVE
6.1.5.1. RELIEF VALVE
6.1.5.2. SAFETY VALVE
6.1.5.3. SUCTION VALVE
6.1.6. WORK EQUIPMENT LEVER LINKAGE
6.1.7. HYDRAULIC PUMP
6.1.8. HYDRAULIC CYLINDER
6.1.9. BUCKET LINKAGE
6.1.10. BUCKET POSITIONER
6.2. TESTING AND ADJUSTING
6.2.1. STANDARD VALUE TABLE
6.2.2. TOOL LIST FOR TESTING AND ADJUSTING
6.2.3. MEASURING DUMP AND LIFT CONTROL LEVERS
6.2.4. ADJUSTING DUMP AND LIFT CONTROL LEVERS
6.2.5. MEASURING DUMP AND LIFT CONTROL VALVE SPOOL TRAVEL
6.2.6. MEASURING HYDRAULIC PRESSURE
6.2.7. MEASURING LIFT ARM AND BUCKET
6.2.8. MEASURING HYDRAULIC DRIFT OF LIFT ARM AND BUCKET
6.2.9. ADJUSTING BUCKET POSITIONER
6.2.10. TROUBLESHOOTING
6.2.10.1. TROUBLESHOOTING TABLE
6.3. DISASSEMBLY AND ASSEMBLY
6.3.1. MAIN CONTROL VALVE
6.3.1.1. REMOVAL
6.3.1.2. INSTALLATION
6.3.1.3. DISASSEMBLY (SERIAL NO. 1000111999)
6.3.1.4. ASSEMBLY (SERIAL NO. 1000111999)
6.3.1.5. DISASSEMBLY (SERIAL NO. 12001AND UP)
6.3.1.6. ASSEMBLY (SERIAL NO. 12001 AND UP)
6.3.2. LIFT AND DUMP CYLINDER
6.4. MAINTENANCE STANDARD
6.4.1. MAIN CONTROL VALVE
6.4.2. HYDRAULIC PUMP
6.4.3. LIFT CYLINDER
6.4.4. DUMP CYLINDER
6.4.5. BUCKET LINKAGE
6.4.6. BUCKET POSITIONER
6.4.7. BUCKET
7. ELECTRICAL SYSTEM
7.1. STRUCTURE AND FUNCTION
7.1.1. CLUSTER GAUGE
7.1.2. ELECTRIC WIRING DIAGRAM
7.1.3. ELECTRIC WIRING CIRCUIT DIAGRAM
7.1.4. ENGINE STARTING CIRCUIT
7.1.5. ENGINE STOP CIRCUIT
7.1.6. PREHEATING CIRCUIT
7.1.6.1. PREHEATING WITH STARTING SWITCH
7.1.7. PROXIMITY SWITCH
7.2. DISASSEMBLY AND ASSEMBLY
7.2.1. INSTRUMENT PANEL
7.2.1.1. REMOVAL
7.2.1.2. INSTALLATION

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