komatsu wa420 3 avance wheel loader shop manual smew4200m0 1

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komatsu wa420 3 avance wheel loader shop manual smew4200m0 3

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Komatsu WA420-3 Avance Wheel Loader Shop Manual SMEW4200M0

$40.00

Type Of Manual: Shop Manual
Manual ID: SMEW4200M0
Format: PDF
Size: 14.7MB
Number of Pages: 560

Category: Komatsu Shop Manual PDF

Model List:
- WA420-3 Avance Wheel Loader

0.1. GENERAL ASSEMBLY DRAWING
0.2. SPECIFICATIONS
0.3. WEIGHT TABLE
0.4. LIST OF LUBRICANT AND WATER
1. STRUCTURE AND FUNCTION
1.1. POWER TRAIN
1.2. POWER TRAIN SYSTEM
1.3. TORQUE CONVERTER,TRANSMISSION PIPING
1.4. TRANSMISSION HYDRAULIC SYSTEM DIAGRAM
1.5. TORQUE CONVERTER
1.6. TORQUE CONVERTER OIL FILTER
1.7. TRANSMISSION
1.8. TRANSMISSION CONTROL VALVE
1.9. TRANSMISSION SOLENOID VALVE
1.10. PILOT OIL FILTER
1.11. DRIVE SHAFT
1.12. AXLE
1.13. DIFFERENTIAL
1.14. FINAL DRIVE
1.15. AXLE MOUNT,CENTER HINGE PIN
1.16. STEERING PIPING
1.17. STEERING COLUMN
1.18. STEERING VALVE
1.19. ORBITROLL VALVE
1.20. STOP VALVE
1.21. BRAKE PIPING
1.22. BRAKE CIRCUIT DIAGRAM
1.23. BRAKE VALVE
1.24. CHARGE VALVE
1.25. ACCUMULATOR(FOR BRAKE)
1.26. SLACK ADJUSTER
1.27. BRAKE
1.28. PARKING BRAKE CONTROL
1.29. PARKING BRAKE
1.30. PARKING BRAKE SOLENOID VALVE
1.31. PARKING BRAKE VALVE
1.32. HYDRAULIC PIPING
1.33. WORK EQUIPMENT HYDRAULIC SYSTEM DIAGRAM
1.34. WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
1.35. WORK EQUIPMENT LEVER LINKAGE
1.36. HYDRAULIC TANK
1.37. STEERING RELIEF VALVE
1.38. MAIN CONTROL VALVE
1.39. WORK EQUIPMENT LINKAGE
1.40. BUCKET
1.41. BUCKET POSITIONER AND BOOM KICKOUT
1.43. AIR CONDITIONER
1.44. ELECTRIC CIRCUIT DIAGRAM
1.45. SENSORS
1.46. ENGINE STARTING CIRCUIT
1.47. ENGINE STOP CIRCUIT
1.48. ENGINE STOP SOENOID VALVE
1.49. ELECTRIC TRANSMISSION CONTROL
1.50. KICKDOWN SWITCH
1.51. KICKDOWN ELECTRIC CIRCUIT DIAGRAM
1.52. TRANSMISSION CUTOFF SWITCH
1.53. TRANSMISSION CUTOFF FUNCTION
2. TESTING AND ADJUSTING
2.1. STANDARD VALVE TABLE FOR ENGINE
2.2. STANDARD VALVE TABLE FOR CHASSIS
2.3. STANDARD VALVE TABLE FOR ELECTRICAL PARTS
2.4. TOOLS FOR TESTING,ADJUSTING,AND TROUBLESHOOTING
2.5. MEASURING ENGINE SPEED
2.6. MEASURING EXHAUST COLOR
2.7. MEASURING EXHAUST GAS TEMPERATURE
2.8. ADJUSTING VALVE CLEARANCE
2.9. TESTING AND ADJUSTING FAN BELT TESION
2.10. MEASURING ACCELERATOR PEDAL
2.11. MEASURING OPERATING FORCE,TRAVEL OF SPEED LEVER
2.12. MEASURING TORQUE CONVERTER,TRANSMISSION PARKING BRAKE OIL PRESSURE
2.13. METHOD OF OPERATING EMERGENCY MANUAL SPOOL
2.14. MEASURING CLEARANCE BETWEEN TIRE AND WHEEL
2.15. TESTING AND ADJUSTING STEERING WHEEL
2.16. TESTING AND ADJUSTING STEERING CONTROL
2.17. MEASURING STEERING OIL PRESSURE
2.18. MEASURING OPERATING FORCE,TRAVEL OF BRAKE PEDAL
2.19. MEASURING BRAKE PERFORMANCE
2.20. TESTING BRAKE OIL PRESSURE
2.21. MEASURING BRAKE DISC WEAR
2.22. BLEEDING AIR FROM BRAKE SYSTEM
2.23. MEASURING PARKING BRAKE PERFORMACE
2.24. METHOD FOR MANUAL RELEASE OF PARKING BRAKE
2.25. TESTING WEAR OF PARKING BRAKE DISC
2.26. ADJUSTING WORK EQUIPMENT LINGAGE
2.27. MEASURING WORK EQUIPMENT HYDRAULIC PRESSURE
2.28. MEASURING WORK EQUIPMENT
2.29. TESTING AND ADJUSTING BUCKET PROXIMITY SWITCH
2.30. TESTING AND ADJUSTING BOOM PROXIMITY SWITCH
2.31. CHECKING FOR ABNORMALITY IN FUEL LEVEL SENSOR
2.32. ADJUSTING BOOM,BUCKET ANGLE POTENTIOMETER
2.33. TROUBLESHOOTING
2.33.1. POINTS TO REMEMBER WHEN TROUBLESHOOTING
2.33.2. SEQUENCE OF EVENTS IN TROUBLESHOOTING
2.33.3. PRECAUTIONS WHEN CARRYING OUT MAINTENANCE
2.33.4. CHECKS BEFORE TROUBLESHOOTING
2.33.5. CONNECTOR TYPES AND MOUNTING LOCATIONS
2.33.6. CONNECTOR PIN ARRANGEMENT DIAGRAM
2.33.7. CONNECTOR TABLE FOR CONNECTOR PIN NUMBERS
2.33.8. TRBLESHOOTING OF ELECTRICAL SYSTEM(E MODE)
2.33.8.1. E1 ENGINE DOES NOT START
2.33.8.2. E2 Transmission does not work normally
2.33.8.3. E3 Kickdown switch does not work(the regular F1 to F4 shifts normally)
2.33.8.4. E4 Kickdown works only when kickdown switch is ON(Kickdown switch relay does not hold in position)
2.33.8.5. E5 Kickdown is not canceled
2.33.8.6. E6 Kickdown switch is actuated by mistake when traveling in 2nd
2.33.9. TROUBLESHOOTING OF HYDRAULIC AND MECHANICAL SYSTEM
2.33.9.1. POWER TRAIN
2.33.9.2. STEERING SYSTEM
2.33.9.3. BRAKE SYSTEM
2.33.9.4. WORK EQUIPMENT
3. DISASSEMBLY AND ASSEMBLY
3.1. METHOD OF USING MANUAL
3.2. PRECAUTIONS WHEN CARRYING OUT OPERATION
3.3. GENERAL TOOL LIST
3.4. TORQUE CONVERTER CHARGING PUMP
3.4.1. REMOVAL
3.4.2. INSTALLATION
3.5. TORQUE CONVERTER,TRANSMISSION
3.5.1. REMOVAL
3.5.2. INSTALLATION
3.6. TORQUE CONVERTER
3.7. TRANSMISSION CLUTCH PARK
3.7.1. DISASSEMBLY
3.7.2. ASSEMBLY
3.8. TRANSMISSION CONTROL VALVE
3.8.1. REMOVAL
3.8.2. INSTALLATION
3.8.3. DISASSEMBLY
3.8.4. ASSEMBLY
3.9. TRANSMISSION ACCUMULATOR VALVE
3.10. FRONT DIFFERENTIAL
3.10.1. REMOVAL
3.10.2. INSTALLATION
3.11. REAR DIFFERENTIAL
3.12. CENTER HINGE PIN
3.13. STEERING DEMAND VALVE
3.14. STEERING CYLINDER
3.15. PARKING BRAKE DISC
3.16. HYDRAULIC FILTER
3.16.1. REMOVAL
3.16.2. INSTALLATION
3.17. HYDRAULIC,STEERING,SWITCH,PPC PUMP
3.17.1. REMOVAL
3.17.2. INSTALLATION
3.18. MAIN CONTROL VALVE
3.18.1. REMOVAL
3.18.2. INSTALLATION
3.18.3. DISASSEMBLY
3.18.4. ASSEMNBLY
3.19. BUCKET CYLINDER
3.20. HYARAULIC CYLINDER
3.21. CAB,FLOOR FRAME
3.22. AIR CONDITIONER UNIT
3.22.1. REMOVAL
3.22.2. INSTALLATION
3.23. AIR CONDITIONER CONDENSER
3.24. AIR CONDITIONER CONDENSER COMPRESSOR
3.24.1. REMOVAL
3.24.2. INSTALLATION
4. MAINTENANCE STANDARD
4.1. ENGINE MOUNT,TRANSMISSION MOUNT
4.2. TORQUE CONVERTER
4.3. TRANSMISSION
4.4. TRANSMISSION CONTROL VALVE
4.5. DRIVE SHAFT
4.6. DIFFERENTIAL
4.7. FINAL DRIVE
4.8. AXLE MOUNT
4.9. STEERING COLUMN
4.10. STEERING VALVE
4.11. STEERING CYLINDER MOUNT
4.12. SLACK ADJUSTER
4.13. BRAKE VALVE
4.14. BRAKE
4.15. PARKING BRAKE
4.16. TORQUE CONVERTER,TRANSMISSION PUMP
4.17. STEERING,SWITCH PUMP
4.18. HYSRAULIC,PPC PUMP
4.19. CUTOFF VALVE
4.20. MAIN CONTROL VALVE
4.21. HYDRAULIC CYLINDER
4.22. CENTER HINGE PIN
4.23. WORK EQUIPMENT LINKAGE
4.24. BUCKET
4.25. BUCKET POSITIONER AND BOOM KICKOUT
5. ELECTRIC CIRCUIT DIAGRAM
5.1. ELECTRIC CIRCULT DIAGRAM
5.2. AIR CONDITIONER WIRING DIAGRAM(1/2)
5.3. AIR CONDITIONER WIRING DIAGRAM(2/2)

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