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Home / Komatsu / Komatsu Shop Manual PDF
komatsu wa900 3 wheel loader shop manual sebm013521 1
komatsu wa900 3 wheel loader shop manual sebm013521 2
komatsu wa900 3 wheel loader shop manual sebm013521 3
komatsu wa900 3 wheel loader shop manual sebm013521 4
komatsu wa900 3 wheel loader shop manual sebm013521 5
komatsu wa900 3 wheel loader shop manual sebm013521 2
komatsu wa900 3 wheel loader shop manual sebm013521 3
komatsu wa900 3 wheel loader shop manual sebm013521 4
komatsu wa900 3 wheel loader shop manual sebm013521 5

Komatsu WA900-3 Wheel Loader Shop Manual SEBM013521

$40.00

  • Type Of Manual: Shop Manual
  • Manual ID: SEBM013521
  • Format: PDF
  • Size: 47.0MB
  • Number of Pages: 1266
Category: Komatsu Shop Manual PDF
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  • Model List:

    • WA900-3 Wheel Loader
  • 1. COVER
  • 2. CONTENTS
  • 3. GENERAL
  • 3.1. GENERAL ASSEMBLY DRAWING
  • 3.2. SPECIFICATIONS
  • 3.3. WEIGHT TABLE
  • 3.4. LIST OF LUBRICANT AND WATER
  • 4. STRUCTURE AND FUNCTION
  • 4.1. POWER TRAIN
  • 4.2. POWER TRAIN SYSTEM
  • 4.3. ENGINE CONTROL
  • 4.4. SERVO CYLINDER
  • 4.5. RADIATOR AND COOLER
  • 4.6. DAMPER
  • 4.7. TORQUE CONVERTER AND TRANSMISSION PIPING
  • 4.8. TRANSMISSION HYDRAULIC SYSTEM DIAGRAM
  • 4.9. TRANSMISSION HYDRAULIC CIRCUIT DIAGRAM
  • 4.10. TORQUE CONVERTER
  • 4.11. TRANSMISSION
  • 4.12. TRANSFER
  • 4.13. TRANSMISSION CONTROL VALVE
  • 4.14. TORQUE CONVERTOR OIL COOLER
  • 4.15. CENTER HINGE PIN
  • 4.16. TIRE AND WHEEL
  • 4.17. STEERING PIPING DIAGRAM
  • 4.18. STEERING COLUMN
  • 4.19. JOYSTICK LINKAGE
  • 4.20. STEERING PUMP
  • 4.21. SWITCH PUMP
  • 4.22. STEERING DEMAND VALVE
  • 4.23. STEERING UNIT (ORBITROLL VALVE)
  • 4.24. PROPORTIONAL SOLENOID VALVE
  • 4.25. EPC VALVE
  • 4.26. ROTARY VALVE
  • 4.27. TOWWAY RESTRICTOR VALVE
  • 4.28. DIVERTER VALVE
  • 4.29. BRAKE PIPING
  • 4.30. BRAKE CIRCUIT DIAGRAM
  • 4.31. BRAKE VALVE
  • 4.32. CHARGE VALVE
  • 4.33. ACCUMULATOR (FOR BRAKE)
  • 4.34. SLACK ADJUSTER
  • 4.35. BRAKE
  • 4.36. PARKING BRAKE
  • 4.37. SPRING CYLINDER
  • 4.38. PARKING BRAKE SOLENOID VALVE
  • 4.39. HYDRAULIC PIPING
  • 4.40. WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
  • 4.41. WORK EQUIPMENT LEVER LINKAGE
  • 4.42. HYDRAULIC TANK
  • 4.43. MAIN PISTON PUMP
  • 4.44. ES VALVE (ENGINE SENSING VALVE)
  • 4.45. SERVO VALVE
  • 4.46. PPC VALVE (PROPORTIONAL PRESSURE VALVE)
  • 4.47. PPC RELIEF VALVE
  • 4.48. ACCUMULATOR (FOR PPC VALVE)
  • 4.49. MAIN CONTROL VALVE
  • 4.50. COOLING FAN HYDRAULIC PIPING
  • 4.51. COOLING FAN HYDRAULIC CIRCUIT DIAGRAM
  • 4.52. PRIORITY VALVE
  • 4.53. COOLING FAN MOTOR
  • 4.54. LUBRICATION OF WORK EQUIPMENT
  • 4.55. WORK EQUIPMENT LINKAGE
  • 4.56. BUCKET POSITIONER AND BOOM KICKOUT
  • 4.57. OPERATION OF PROXIMITY SWITCH
  • 4.59. ROPS CANOPY
  • 4.60. AIR CONDITIONER
  • 4.61. ELECTRIC CIRCUIT DIAGRAM
  • 4.62. MACHINE MONITOR SYSTEM
  • 4.63. MAIN MONITOR
  • 4.64. MAINTENANCE MONITOR
  • 4.65. MULTI MONITOR SYSTEM (IF EQUIPPED)
  • 4.66. ENGINE STARTING CIRCUIT
  • 4.67. ENGINE STOP CIRCUIT
  • 4.68. PREHEATING CIRCUIT
  • 4.69. ELECTRICAL TRANSMISSION CONTROL
  • 4.70. KICKDOWN, HOLD SWITCH
  • 4.71. JOYSTICK STEERING SYSTEM
  • 4.72. TRANSMISSION AND JOYSTICK STEERING CONTROLLER
  • 4.73. AJSS (ADVANCED JOYSTICK STEERING SYSTEM)
  • 4.74. TRANSMISSION AND JOYSTICK STEERING CONTROLLER
  • 4.75. ELECTRIC PARKING BRAKE CONTROL
  • 4.76. BRAKE COOLING SYSTEM (IF EQUIPPED)
  • 4.77. SPECIFICATION
  • 4.78. EMERGENCY ENGINE STOP (FOR RIO TINTO)
  • 4.79. HYDRAULIC OIL LEVEL SENSOR (FOR RIO TINTO)
  • 4.80. BATTERY AND STARTER ISOLATOR, BATTERY JUMP START (FOR RIO TINTO)
  • 5. TESTING AND ADJUSTING
  • 5.1. STANDARD VALUE TABLE FOR ENGINE
  • 5.2. STANDARD VALUE TABLE FOR CHASSIS
  • 5.3. STANDARD VALUE TABLE FOR ELECTRICAL PARTS
  • 5.4. TESTING AND ADJUSTING
  • 5.5. TROUBLESHOOTING
  • 6. DISASSEMBLY AND ASSEMBLY
  • 6.1. HOW TO READ THIS MANUAL
  • 6.2. STANDARD TIGHTENING TORQUE TABLE
  • 6.3. PRECAUTIONS WHEN CARRYING OUT OPERATION
  • 6.4. METHOD OF DISASSEMBLING AND CONNECTING PUSHPULL TYPE COUPLER
  • 6.5. COATING MATERIALS LIST
  • 6.6. SPECIAL TOOL LIST
  • 6.7. SKETCHES OF SPECIAL TOOLS
  • 6.8. STARTING MOTOR
  • 6.9. ALTERNATOR
  • 6.10. ENGINE OIL COOLER
  • 6.11. FUEL INJECTION PUMP FOR LEFT BANK
  • 6.12. FUEL INJECTION PUMP FOR RIGHT BANK
  • 6.13. WATER PUMP
  • 6.14. NOZZLE HOLDER
  • 6.15. TURBOCHARGER
  • 6.16. ENGINE FRONT SEAL
  • 6.17. ENGINE REAR SEAL
  • 6.18. TORQUE CONVERTER AND TRANSMISSION ASSEMBLY
  • 6.19. TORQUE CONVERTER
  • 6.20. TORQUE CONVERTER VALVE
  • 6.21. TRANSMISSION
  • 6.22. TRANSMISSION VALVE
  • 6.23. EMERGENCY STEERING PUMP
  • 6.24. DIVERTER VALVE
  • 6.25. ACCUMULATOR CHARGE VALVE
  • 6.26. STEERING STOP VALVE
  • 6.27. STEERING CYLINDER
  • 6.28. STEERING VALVE
  • 6.29. BRAKE VALVE
  • 6.30. SLACK ADJUSTER
  • 6.31. BRAKE
  • 6.32. PARKING BRAKE CALIPERS
  • 6.33. PARKING BRAKE PAD
  • 6.34. PARKING BRAKE SPRING CYLINDER
  • 6.35. BRAKE OIL TANK
  • 6.36. HYDRAULIC PUMP
  • 6.37. SERVO CYLINDER
  • 6.38. HYDRAULIC TANK AND FILTER CASE ASSEMBLY
  • 6.39. PPC VALVE
  • 6.40. WORK EQUIPMENT CONTROL VALVE
  • 6.41. CENTER HINGE PIN
  • 6.42. WORK EQUIPMENT
  • 6.43. BOOM FRONT END BUSH
  • 6.44. BUCKET CYLINDER
  • 6.45. LIFT CYLINDER
  • 6.46. HYDRAULIC CYLINDER
  • 6.47. AIR CONDITIONER UNIT
  • 6.48. AIR CONDITIONER COMPRESSOR
  • 6.49. RECEIVER TANK
  • 6.50. AIR CONDITIONER CONDENSER
  • 6.51. TRANSMISSION AND STEERING CONTROLLER
  • 6.52. AJSS LEVER SWITCH ASSEMBLY
  • 7. MAINTENANCE STANDARD
  • 7.1. ENGINE MOUNT
  • 7.2. TRANSMISSION MOUNT
  • 7.3. DAMPER
  • 7.4. TORQUE CONVERTER CHARGING, PPC AND BRAKE PUMP
  • 7.5. TORQUE CONVERTER
  • 7.6. TORQUE CONVERTER REGULATOR VALVE
  • 7.7. TRANSMISSION
  • 7.8. TRANSFER
  • 7.9. TRANSMISSION CONTROL VALVE
  • 7.10. CENTER HINGE PIN
  • 7.11. STEERING COLUMN
  • 7.12. STEERING DEMAND VALVE
  • 7.13. DIVERTER VALVE
  • 7.14. STEERING CYLINDER MOUNT
  • 7.15. EMERGENCY STEERING PUMP
  • 7.16. PPC RELIEF VALVE
  • 7.17. STEERING PUMP
  • 7.18. SWITCH PUMP
  • 7.19. MAIN PISTON PUMP
  • 7.20. CONTROL PUMP (BAR025)
  • 7.21. COOLING FAN MOTOR
  • 7.22. MAIN CONTROL VALVE
  • 7.23. HYDRAULIC CYLINDER
  • 7.24. BUCKET LINKAGE
  • 7.25. BUCKET POSITIONER AND BOOM KICKOUT
  • 7.26. BRAKE COOLING PUMP
  • 8. OTHERS
  • 8.1. ELECTRIC CIRCUIT DIAGRAM 1/22
  • 8.2. ELECTRIC CIRCUIT DIAGRAM 2/22
  • 8.3. ELECTRIC CIRCUIT DIAGRAM 3/22
  • 8.4. ELECTRIC CIRCUIT DIAGRAM 4/22
  • 8.5. ELECTRIC CIRCUIT DIAGRAM 5/22
  • 8.6. ELECTRIC CIRCUIT DIAGRAM 6/22
  • 8.7. ELECTRIC CIRCUIT DIAGRAM 7/22
  • 8.8. ELECTRIC CIRCUIT DIAGRAM 8/22
  • 8.9. ELECTRIC CIRCUIT DIAGRAM 9/22
  • 8.10. ELECTRIC CIRCUIT DIAGRAM 10/22
  • 8.11. ELECTRIC CIRCUIT DIAGRAM 11/22
  • 8.12. ELECTRIC CIRCUIT DIAGRAM 12/22
  • 8.13. ELECTRIC CIRCUIT DIAGRAM 13/22
  • 8.14. ELECTRIC CIRCUIT DIAGRAM 14/22
  • 8.15. ELECTRIC CIRCUIT DIAGRAM 15/22
  • 8.16. ELECTRIC CIRCUIT DIAGRAM 16/22
  • 8.17. ELECTRIC CIRCUIT DIAGRAM 17/22
  • 8.18. ELECTRIC CIRCUIT DIAGRAM 18/22
  • 8.19. ELECTRIC CIRCUIT DIAGRAM 19/22
  • 8.20. ELECTRIC CIRCUIT DIAGRAM 20/22
  • 8.21. ELECTRIC CIRCUIT DIAGRAM 21/22
  • 8.22. ELECTRIC CIRCUIT DIAGRAM 22/22
  • 8.23. ELECTRIC CIRCUIT DIAGRAM (AUTOGREASING SPECIFICATION)
  • 8.24. WITH ELECTRONIC GOVERNOR
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