Komatsu WA380-3 Wheel Loader Shop Manual CEBMW23091

Description

• Model List:
  • WA380-3 Wheel Loader

• 1. MAIN MENU
• 2. CONTENTS
• 3. GENERAL
• 3.1. SPECIFICATION DRAWINGS
• 3.2. SPECIFICATIONS
• 3.3. WEIGHT TABLE
• 3.4. FUEL, COOLANT AND LUBRICANTS
• 3.5. ENGINE OIL SPECIFICATIONS
• 3.6. DIESEL FUEL SPECIFICATIONS
• 3.7. COOLANT SPECIFICATIONS
• 4. STRUCTURE AND FUNCTION
• 4.1. POWER TRAIN
• 4.2. POWER TRAIN SYSTEM
• 4.3. TORQUE CONVERTER, TRANSMISSION PIPING
• 4.4. TRANSMISSION HYDRAULIC SYSTEM DIAGRAM
• 4.5. TRANSMISSION HYDRAULIC CIRCUIT DIAGRAM
• 4.6. TORQUE CONVERTER
• 4.7. TORQUE CONVERTER OIL FILTER
• 4.8. TRANSMISSION
• 4.9. TRANSMISSION CONTROL VALVE
• 4.10. DRIVE SHAFT
• 4.11. AXLE
• 4.12. DIFFERENTIAL
• 4.13. FINAL DRIVE
• 4.14. AXLE MOUNT, CENTER HINGE PIN
• 4.15. STEERING PIPING
• 4.16. STEERING COLUMN
• 4.17. STEERING VALVE
• 4.18. ORBITROLL VALVE
• 4.19. STOP VALVE
• 4.20. EMERGENCY STEERING PUMP
• 4.21. DIVERTER VALVE
• 4.22. BRAKE PIPING
• 4.23. BRAKE HYDRAULIC CIRCUIT DIAGRAM
• 4.24. BRAKE VALVE
• 4.25. ACCUMULATOR CHARGE VALVE
• 4.26. ACCUMULATOR (FOR BRAKE)
• 4.27. BRAKE
• 4.28. PARKING BRAKE CONTROL
• 4.29. PARKING BRAKE
• 4.30. PARKING BRAKE SOLENOID VALVE
• 4.31. PARKING BRAKE VALVE
• 4.32. PARKING BRAKE EMERGENCY RELEASE SOLENOID VALVE
• 4.33. HYDRAULIC PIPING
• 4.34. WORK EQUIPMENT HYDRAULIC SYSTEM DIAGRAM
• 4.35. WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
• 4.36. STRUCTURE AND FUNCTION WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
• 4.37. WORK EQUIPMENT LEVER LINKAGE
• 4.38. HYDRAULIC TANK
• 4.39. PPC VALVE
• 4.40. PPC RELIEF VALVE
• 4.41. ACCUMULATOR (FOR PPC VALVE)
• 4.42. MAIN CONTROL VALVE
• 4.43. WORK EQUIPMENT LINKAGE
• 4.44. BUCKET
• 4.45. BUCKET POSITIONER AND BOOM KICKOUT
• 4.47. AIR CONDITIONER
• 4.48. ELECRIC CIRCUIT DIAGRAM
• 4.49. ELECTRIC CIRCUIT DIAGRAM (1/4)
• 4.50. ELECTRIC CIRCUIT DIAGRAM (2/4)
• 4.51. ELECTRIC CIRCUIT DIAGRAM (3/4)
• 4.52. ELECTRIC CIRCUIT DIAGRAM (4/4)
• 4.53. ELECTRIC CIRCUIT DIAGRAM
• 4.54. ELECTRIC CIRCUIT DIAGRAM
• 4.55. MACHINE MONITOR SYSTEM
• 4.56. MAIN MONITOR
• 4.57. MAINTENANCE MONITOR
• 4.58. TRANSMISSION AUTOSHIFT CONTROL SYSTEM
• 4.59. (ELECTRONICALLY CONTROL SUSPENSION SYSTEM)
• 4.60. SENSORS
• 4.61. ENGINE STARTING CIRCUIT
• 4.62. ENGINE STOP CIRCUIT
• 4.63. ETHER START CIRCUIT
• 4.64. ELECTRIC TRANSMISSION CONTROL
• 4.65. KICKDOWN, HOLD SWITCH
• 4.66. KICKDOWN ELECTRIC CIRCUIT DIAGRAM
• 4.67. TRANSMISSION CUTOFF FUNCTION
• 4.68. ELECTRIC PARKING BRAKE CONTROL
• 5. STRUCTURE AND FUNCTION
• 5.1. STANDARD VALUE TABLE FOR ENGINE
• 5.2. STANDARD VALUE TABLE FOR CHASSIS
• 5.3. STANDARD VALUE TABLE FOR ELECTRICAL SYSTEM
• 5.4. SERVICE TOOLS FOR TESTING, ADJUSTING TROUBLESHOOTING
• 5.5. MEASURING ENGINE SPEEDS
• 5.6. MEASURING INTAKE MANIFOLD PRESSURE
• 5.7. MEASURING INTAKE AIR RESTRICTION
• 5.8. MEASURING LUBRICATING OIL PRESSURE
• 5.9. MEASURING FUEL FILTER INLET RESTRICTION
• 5.10. MEASURING BLOWBY PRESSURE
• 5.11. MEASURING EXHAUST BACK PRESSURE
• 5.12. MEASURING EXHAUST GAS COLOR
• 5.13. MEASURING COOLANT TEMPERATURE
• 5.14. MEASURING AND ADJUSTING VALVE CLEARANCE
• 5.15. MEASURING WASTEGATE ACTUATOR CALIBRATION
• 5.16. MEASURING STALL SPEEDS
• 5.17. MEASURING ACCELERATOR PEDAL
• 5.18. MEASURING OPERATING FORCE TRAVEL OF DIRECTIONAL SPEED LEVERS
• 5.19. MEASURING TORQUE CONVERTER, TRANSMISSION, PARKING BRAKE OIL PRESSURE
• 5.20. METHOD OF OPERATING EMERGENCY MANUAL SPOOL
• 5.21. MEASURING CLEARANCE BETWEEN TIRE AND WHEEL
• 5.22. TESTING AND ADJUSTING STEERING WHEEL
• 5.23. TESTING AND ADJUSTING STEERING CONTROL
• 5.24. MEASURING STEERING OIL PRESSURE
• 5.25. MEASURING OPERATING FORCE, TRAVEL OF BRAKE PEDAL
• 5.26. MEASURING BRAKE PERFORMANCE
• 5.27. TESTING BRAKE OIL PRESSURE
• 5.28. TESTING FOR BRAKE DISC WEAR
• 5.29. BLEEDING AIR FROM BRAKE SYSTEM
• 5.30. MEASURING PARKING BRAKE PERFORMANCE
• 5.31. MANUAL RELEASE METHOD FOR PARKING BRAKE
• 5.32. TESTING WEAR OF PARKING BRAKE DISC
• 5.33. MEASURING WORK EQUIPMENT CONTROL LEVER
• 5.34. MEASURING WORK EQUIPMENT HYDRAULIC PRESSURE
• 5.35. MEASURING PPC VALVE PRESSURE
• 5.36. MEASURING WORK EQUIPMENT
• 5.37. TESTING AND ADJUSTING BUCKET POSITIONER
• 5.38. TESTING AND ADJUSTING BOOM KICKOUT
• 5.39. ADJUSTING MAIN MONITOR (SPEEDOMETER MODULE)
• 5.40. TROUBLESHOOTING
• 6. DISASSEMBLY AND ASSEMBLY
• 6.1. METHOD OF USING MANUAL
• 6.2. PRECAUTIONS WHEN CARRYING OUT OPERATION
• 6.3. SPECIAL TOOL LIST
• 6.4. STARTING MOTOR
• 6.5. ENGINE OIL COOLER
• 6.6. FUEL INJECTION PUMP
• 6.7. WATER PUMP
• 6.8. TURBOCHARGER
• 6.9. NOZZLE HOLDER
• 6.10. THERMOSTAT
• 6.11. CYLINDER HEAD
• 6.12. TORQUE CONVERTER CHARGING PUMP
• 6.13. TORQUE CONVERTER, TRANSMISSION
• 6.14. TORQUE CONVERTER
• 6.15. TRANSMISSION
• 6.16. TRANSMISSION CLUTCH PACK
• 6.17. TRANSMISSION CONTROL VALVE
• 6.18. TRANSMISSION ACCUMULATOR VALVE
• 6.19. CENTER HINGE PIN
• 6.20. ORBITROLL VALVE
• 6.21. STEERING CYLINDER
• 6.22. BRAKE VALUE
• 6.23. RIGHT BRAKE VALVE
• 6.24. LEFT BRAKE VALVE
• 6.25. PARKING BRAKE DISC
• 6.26. HYDRAULIC TANK
• 6.27. HYDRAULIC FILTER
• 6.28. HYDRAULIC, STEERING, SWITCH, PPC PUMP
• 6.29. MAIN CONTROL VALVE
• 6.30. BUCKET CYLINDER
• 6.31. BOOM CYLINDER
• 6.32. HYDRAULIC CYLINDER
• 6.33. WORK EQUIPMENT
• 6.34. COUNTERWEIGHT
• 6.35. FUEL TANK
• 6.36. CAB, FLOOR FRAME
• 6.37. MAINTENANCE MONITOR
• 6.38. AIR CONDITIONER UNIT
• 6.39. AIR CONDITIONER CONDENSER
• 6.40. DRY RECEIVER
• 6.41. AIR CONDITIONER CONDENSER COMPRESSOR
• 7. MAINTENANCE STANDARD
• 7.1. ENGINE MOUNT, TRANSMISSION MOUNT
• 7.2. TORQUE CONVERTER CHARGING PUMP
• 7.3. TORQUE CONVERTER
• 7.4. TRANSMISSION
• 7.5. TRANSMISSION CONTROL VALVE
• 7.6. FLOW CONTROL VALVE
• 7.7. ACCUMULATOR VALVE
• 7.8. DRIVE SHAFT
• 7.9. DIFFERENTIAL (1/2)
• 7.10. FINAL DRIVE
• 7.11. AXLE MOUNT
• 7.12. CENTER HINGE PIN
• 7.13. STEERING COLUMN
• 7.14. STEERING VALVE
• 7.15. STEERING CYLINDER MOUNT
• 7.16. BRAKE
• 7.17. BRAKE VALVE
• 7.18. PARKING BRAKE
• 7.19. MAIN CONTROL VALVE
• 7.20. PPC VALVE
• 7.21. HYDRAULIC CYLINDER
• 7.22. WORK EQUIPMENT LINKAGE
• 7.23. BUCKET
• 7.24. BUCKET POSITIONER AND BOOM KICKOUT