komatsu wa420 3mc wheel loader shop manual cebm003502 1

komatsu wa420 3mc wheel loader shop manual cebm003502 2

komatsu wa420 3mc wheel loader shop manual cebm003502 3

komatsu wa420 3mc wheel loader shop manual cebm003502 4

komatsu wa420 3mc wheel loader shop manual cebm003502 5

Komatsu WA420-3MC Wheel Loader Shop Manual CEBM003502

$40.00

Type Of Manual: Shop Manual
Manual ID: CEBM003502
Format: PDF
Size: 19.6MB
Number of Pages: 780

Category: Komatsu Shop Manual PDF

Model List:
- WA420-3MC Wheel Loader

0.1. SPECIFICATION DRAWINGS
0.2. SPECIFICATIONS
0.3. WEIGHT TABLE
0.4. PROPER SELECTION OF FUEL, COOLANT AND LUBRICANTS
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. TRANSMISSION HYDRAULIC CIRCUIT DIAGRAM
1.6. TORQUE CONVERTER
1.7. TORQUE CONVERTER OIL FILTER
1.8. TRANSMISSION
1.9. TRANSMISSION CONTROL VALVE
1.10. DRIVE SHAFT
1.11. FRONT AXLE
1.12. REAR 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. OPERATION OF STEERING VALVE
1.20. ORBITROLL VALVE
1.21. STOP VALVE
1.22. GROUND DRIVEN STEERING PUMP (option)
1.23. DIVERTER VALVE (option)
1.24. BRAKE PIPING
1.25. BRAKE CIRCUIT DIAGRAM
1.26. BRAKE VALVE
1.27. ACCUMULATOR CHARGE VALVE
1.28. ACCUMULATOR (for brake)
1.29. SLACK ADJUSTER
1.30. BRAKE
1.31. PARKING BRAKE CONTROL
1.32. PARKING BRAKE
1.33. PARKING BRAKE SOLENOID VALVE
1.34. PARKING BRAKE VALVE
1.35. PARKING BRAKE EMERGENCY RELEASE SOLENOID VALVE
1.36. WORK EQUIPMENT HYDRAULIC SYSTEM DIAGRAM
1.37. HYDRAULIC PIPING
1.38. WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
1.39. WORK EQUIPMENT LEVER LINKAGE
1.40. HYDRAULIC TANK
1.41. PPC VALVE
1.42. PPC RELIEF VALVE
1.43. ACCUMULATOR (FOR PPC VALVE)
1.44. MAIN CONTROL VALVE
1.45. MAIN CONTROL VALVE OPERATION
1.46. WORK EQUIPMENT LINKAGE
1.47. BUCKET
1.48. BUCKET POSITIONER AND BOOM KICKOUT
1.49. ROPS CAB
1.50. AIR CONDITIONER
1.51. ELECTRIC CIRCUIT DIAGRAM
1.52. ELECTRIC CIRCUIT DIAGRAM ECSS
1.53. MACHINE MONITOR SYSTEM
1.54. MAIN MONITOR
1.55. MAINTENANCE MONITOR
1.56. TRANSMISSION AUTOSHIFT CONTROL SYSTEM
1.57. ECSS (ELECTRONICALLY CONTROLLED SUSPENSION SYSTEM)
1.58. SENSORS
1.59. ENGINE STARTING CIRCUIT
1.60. ENGINE STOP CIRCUIT
1.61. ETHER START CIRCUIT
1.62. ELECTRIC TRANSMISSION CONTROL
1.63. KICKDOWN, HOLD SWITCH
1.64. KICKDOWN ELECTRIC CIRCUIT DIAGRAM
1.65. TRANSMISSION CUTOFF FUNCTION
1.66. ELECTRIC PARKING BRAKE CONTROL
2. TESTING, ADJUSTING, AND TROUBLESHOOTING
2.1. STANDARD VALUE TABLE FOR CHASSIS
2.2. SERVICE TOOLS FOR TESTING, ADJUSTING AND TROUBLESHOOTING
2.3. MEASURING ENGINE SPEEDS
2.4. MEASURING INTAKE MANIFOLD PRESSURE
2.5. MEASURING INTAKE AIR RESTRICTION
2.6. MEASURING ENGINE LUBRICATING OIL PRESSURE
2.7. MEASURING FUEL INLET RESTRICTION
2.8. MEASURING BLOWBY PRESSURE
2.9. MEASURING EXHAUST BACK PRESSURE
2.10. MEASURING COOLANT TEMPERATURE
2.11. MEASURING AND ADJUSTING VALVE CLEARANCE
2.12. MEASURING WASTEGATE ACTUATOR CALIBRATION
2.13. MEASURING EXHAUST COLOR
2.14. MEASURING ACCELERATOR PEDAL
2.15. OPERATING ANGLE OF ACCELERATOR PEDAL
2.16. MEASURING OPERATING FORCE, TRAVEL OF SPEED LEVER
2.17. MEASURING STALL SPEEDS
2.18. MEASURING TORQUE CONVERTER, TRANSMISSION, PARKING BRAKE OIL PRESSURE
2.19. METHOD OF OPERATING EMERGENCY MANUAL SPOOL
2.20. MEASURING CLEARANCE BETWEEN TIRE AND WHEEL
2.21. TESTING AND ADJUSTING STEERING WHEEL
2.22. TESTING AND ADJUSTING STEERING CONTROL
2.23. MEASURING STEERING OIL PRESSURE
2.24. METHOD OF MEASURING MAIN RELIEF PRESSURE
2.25. MEASURING OPERATING FORCE, TRAVEL OF BRAKE PEDAL
2.26. MEASURING BRAKE PERFORMANCE
2.27. TESTING BRAKE OIL PRESSURE
2.28. MEASURING BRAKE DISC WEAR
2.29. BLEEDING AIR FROM BRAKE SYSTEM
2.30. MEASURING PARKING BRAKE PERFORMANCE
2.31. MANUAL RELEASE OF PARKING BRAKE
2.32. MEASURING PARKING BRAKE DISC WEAR
2.33. MEASURING WORK EQUIPMENT CONTROL LEVER
2.34. MEASURING WORK EQUIPMENT HYDRAULIC PRESSURE
2.35. MEASURING WORK EQUIPMENT
2.36. MEASURING HYDRAULIC DRIFT WORK EQUIPMENT
2.37. TESTING AND ADJUSTING BUCKET POSITIONER
2.38. TESTING AND ADJUSTING BOOM KICKOUT
2.39. ADJUSTING MAIN MONITOR (SPEEDOMETER MODULE)
2.40. CHECKING FOR ABNORMALITY IN FUEL LEVEL SENSOR
2.41. TROUBLESHOOTING
3. DISASSEMBLY AND ASSEMBLY
3.1. METHOD OF USING MANUAL
3.2. SPECIAL TOOL LIST
3.3. TORQUE CONVERTER CHARGING PUMP
3.4. TORQUE CONVERTER TRANSMISSION
3.5. TORQUE CONVERTER
3.6. TRANSMISSION
3.7. TRANSMISSION CLUTCH PACK
3.8. PARKING BRAKE
3.9. TRANSMISSION CONTROL VALVE
3.10. TRANSMISSION ACCUMULATOR VALVE
3.11. FRONT DIFFERENTIAL
3.12. REAR DIFFERENTIAL
3.13. CENTER HINGE PIN
3.14. STEERING VALVE (ORBIT ROLL)
3.15. STEERING VALVE
3.16. STEERING DEMAND VALVE
3.17. STEERING, SWITCH PUMP
3.18. STEERING CYLINDER
3.19. BRAKE VALVE
3.20. RIGHT BRAKE VALVE (TANDEM)
3.21. LEFT BRAKE VALVE (SINGLE)
3.22. PARKING BRAKE DISC
3.23. HYDRAULIC TANK
3.24. WORK EQUIPMENT, PPC PUMP
3.25. MAIN CONTROL VALVE
3.26. BUCKET CYLINDER
3.27. BOOM CYLINDER
3.28. HYDRAULIC CYLINDER
3.29. MAINTENANCE MONITOR
3.30. AIR CONDITIONER UNIT
3.31. AIR CONDITIONER CONDENSER
3.32. DRY RECEIVER
3.33. AIR CONDITIONER COMPRESSOR
4. MAINTENANCE STANDARD
4.1. ENGINE MOUNT, TRANSMISSION MOUNT
4.2. TORQUE CONVERTER
4.3. TRANSMISSION
4.4. TRANSMISSION CONTROL VALVE
4.5. DRIVE SHAFTS
4.6. DIFFERENTIAL
4.7. LIMITED SLIP DIFFERENTIAL (OPTIONAL)
4.8. FINAL DRIVE
4.9. AXLE MOUNT
4.10. STEERING COLUMN
4.11. STEERING VALVE
4.12. STEERING CYLINDER MOUNT
4.13. GROUND DRIVEN STEERING PUMP (optional)
4.14. SLACK ADJUSTER
4.15. BRAKE VALVE
4.16. BRAKE
4.17. PARKING BRAKE
4.18. TORQUE CONVERTER, TRANSMISSION PUMP
4.19. HYDRAULIC PUMP (STEERING, SWITCH PUMP)
4.20. HYDRAULIC, PPC PUMP
4.21. PPC VALVE
4.22. CUTOFF VALVE
4.23. MAIN CONTROL VALVE
4.24. HYDRAULIC CYLINDER
4.25. CENTER HINGE PIN
4.26. WORK EQUIPMENT LINKAGE
4.27. BUCKET
4.28. BUCKET POSITIONER AND BOOM KICKOUT
5. OTHER
5.1. ELECTRICAL CIRCUIT DIAGRAM (1 OF 4) WA3203MC, WA3803MC, WA4203MC
5.2. ELECTRICAL CIRCUIT DIAGRAM (2 OF 4) WA3203MC, WA3803MC, WA4203MC
5.3. ELECTRICAL CIRCUIT DIAGRAM (3 OF 4) WA4203MC
5.4. ELECTRICAL CIRCUIT DIAGRAM (4 OF 4) WA4203MC

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