Komatsu WA800-3 Avance Wheel Loader Shop Manual SEBM013416

Description

• Model List:
  • WA800-3 Avance 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 CONVERTER 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
• 4.45. SERVO VALVE
• 4.46. PPC VALVE
• 4.47. PPC RELIEF VALVE
• 4.48. ACCUMULATOR (FOR PPC VALVE)
• 4.49. WORK EQUIPMENT CONTROL LEVER
• 4.50. WORK EQUIPMENT EPC VALVE
• 4.51. WORK EQUIPMENT NEUTRAL LOCK SOLENOID VALVE
• 4.52. MAIN CONTROL VALVE
• 4.53. LUBRICATION OF WORK EQUIPMENT
• 4.54. WORK EQUIPMENT LINKAGE
• 4.55. BUCKET POSITIONER AND BOOM KICKOUT
• 4.56. OPERATION OF PROXIMITY SWITCH
• 4.58. ROPS CANOPY
• 4.59. AIR CONDITIONER
• 4.60. ELECTRIC CIRCUIT DIAGRAM
• 4.61. MACHINE MONITOR SYSTEM
• 4.62. MAIN MONITOR
• 4.63. MAINTENANCE MONITOR
• 4.64. MULTI MONITOR SYSTEM (IF EQUIPPED)
• 4.65. WORK EQUIPMENT CONTROL SYSTEM
• 4.66. WORK EQUIPMENT CONTROLLER
• 4.67. ENGINE STARTING CIRCUIT
• 4.68. ENGINE STOP CIRCUIT
• 4.69. PREHEATING CIRCUIT
• 4.70. ELECTRICAL TRANSMISSION CONTROL
• 4.71. KICKDOWN, HOLD SWITCH
• 4.72. JOYSTICK STEERING SYSTEM
• 4.73. AJSS (ADVANCED JOYSTICK STEERING SYSTEM)
• 4.74. ELECTRIC PARKING BRAKE CONTROL
• 4.75. ENGINE CONTROL SYSTEM (FOR OPTIONAL ELECTRONIC GOVERNOR SPECIFICATION)
• 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 (WITH GOVERNOR)
• 6.12. FUEL INJECTION PUMP FOR RIGHT BANK (WITH GOVERNOR)
• 6.13. WATER PUMP
• 6.14. NOZZLE HOLEDR
• 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. PISTON PUMP
• 6.38. SERVO CYLINDER
• 6.39. HYDRAULIC TANK AND FILTER CASE ASSEMBLY
• 6.40. PPC VALVE
• 6.41. WORK EQUIPMENT CONTROL VALVE
• 6.42. CENTER HINGE PIN
• 6.43. WORK EQUIPMENT
• 6.44. BOOM FRONT END BUSH
• 6.45. BUCKET CYLIMDER
• 6.46. LIFT CYLINDER
• 6.47. HYDRAULIC CYLINDER
• 6.48. AIR CONDITIONER UNIT
• 6.49. AIR CONDITIONER COMPRESSOR
• 6.50. RECEIVER TANK
• 6.51. AIR CONDITIONER CONDENSER
• 6.52. TRANSMISSION AND STEERING CONTROLLER
• 6.53. 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. CONTROL PUMP
• 7.18. STEERING PUMP
• 7.19. SWITCH PUMP
• 7.20. MAIN PISTON PUMP
• 7.21. MAIN CONTROL VALVE
• 7.22. HYDRAULIC CYLINDER
• 7.23. BUCKET LINKAGE
• 7.24. BUCKET POSITIONER AND BOOM KICKOUT
• 8. OTHERS
• 8.1. ELECTRIC CIRCUIT DIAGRAM (1/16)
• 8.2. ELECTRIC CIRCUIT DIAGRAM (2/16)
• 8.3. ELECTRIC CIRCUIT DIAGRAM (3/16)
• 8.4. ELECTRIC CIRCUIT DIAGRAM (4/16)
• 8.5. ELECTRIC CIRCUIT DIAGRAM (5/16)
• 8.6. ELECTRIC CIRCUIT DIAGRAM (6/16)
• 8.7. ELECTRIC CIRCUIT DIAGRAM (7/16)
• 8.8. ELECTRIC CIRCUIT DIAGRAM (8/16)
• 8.9. ELECTRIC CIRCUIT DIAGRAM (9/16)
• 8.10. ELECTRIC CIRCUIT DIAGRAM (10/16)
• 8.11. ELECTRIC CIRCUIT DIAGRAM (11/16)
• 8.12. ELECTRIC CIRCUIT DIAGRAM (12/16)
• 8.13. ELECTRIC CIRCUIT DIAGRAM (13/16)
• 8.14. ELECTRIC CIRCUIT DIAGRAM (14/16)
• 8.15. ELECTRIC CIRCUIT DIAGRAM (15/16)
• 8.16. ELECTRIC CIRCUIT DIAGRAM (16/16)
• 8.17. ELECTRIC CIRCUIT DIAGRAM (REMOTE BOOM POSITIONER)
• 8.18. ELECTRIC CIRCUIT DIAGRAM (AUTOGREASING SPECIFICATION)