Komatsu WA150-5 Galeo Wheel Loader Shop Manual VEBM934100

Description

• Model List:
  • WA150-5 Galeo Wheel Loader

• 1. MAIN MENU
• 2. COVER
• 3. CONTENTS
• 4. GENERAL
• 4.1. GENERAL ASSEMBLY DRAWINGS
• 4.2. SPECIFICATIONS
• 4.3. WEIGHT TABLE
• 4.4. LIST OF LUBRICANT AND COOLANT
• 5. STRUCTURE, FUNCTION AND MAINTENANCE STANDARD
• 5.1. Engine mount and transfer mount
• 5.2. Damper
• 5.3. Cooling system
• 5.4. Power train
• 5.5. Power train system diagram
• 5.6. Drive shaft
• 5.7. HST hydraulic piping diagram
• 5.8. HST pump
• 5.9. Highpressure relief valve
• 5.10. Lowpressure relief valve
• 5.11. HST charge pump
• 5.12. Speedrelated valve (DA valve)
• 5.13. Highpressure cutoff valve
• 5.14. HST motor
• 5.15. EP servo valve
• 5.16. HA servo valve
• 5.17. Forwardreverse shuttle valve
• 5.18. Transfer
• 5.19. Clutch solenoid valve
• 5.20. Axle
• 5.21. Differential
• 5.22. Limitedslip differential
• 5.23. Final drive
• 5.24. Axle mounting and center hinge pin
• 5.25. Steering piping
• 5.26. Steering column
• 5.27. Priority valve
• 5.28. Orbitroll valve
• 5.29. Steering cylinder
• 5.30. Emergency steering piping
• 5.31. Emergency steering valve
• 5.32. Brake piping
• 5.33. Brake valve
• 5.34. Inching valve
• 5.35. Charge valve
• 5.36. Accumulator (for brake)
• 5.37. Slack adjuster
• 5.38. Brake
• 5.39. Parking brake control
• 5.40. Parking brake
• 5.41. Hydraulic piping
• 5.42. Work equipment lever linkage
• 5.43. Hydraulic tank
• 5.44. gear pump unit
• 5.45. Accumulator (for ppc circuit)
• 5.46. Lock valve
• 5.47. valve
• 5.48. Accumulator (for E.C.S.S.)
• 5.49. Hydraulic piping of coolingsystem
• 5.50. Cooling fan motor
• 5.51. Work equipment control valve
• 5.52. Work equipment PPC valve
• 5.53. Work equipment linkage
• 5.54. Bucket
• 5.55. Bucket positioner and boom kickout
• 5.56. Work equipment cylinder
• 5.57. Air conditioner
• 5.58. Machine monitoring system
• 5.59. Machine monitor
• 5.60. List of items displayed onmonitor
• 5.61. Electrical system (HSTcontroller system)
• 5.62. HST controller
• 5.63. Engine start circuit
• 5.64. Engine stop circuit
• 5.65. Preheating circuit
• 5.66. Parking brake circuit
• 5.67. Electronically controlled suspension system
• 5.68. Sensors
• 6. TESTING AND ADJUSTING
• 6.1. STANDARD VALUE TABLE FOR ENGINE
• 6.2. STANDARD VALUE TABLE FOR CHASSIS
• 6.3. TESTING AND ADJUSTING
• 6.4. TROUBLESHOOTING
• 6.5. TROUBLESHOOTING OF HST CONTROLLER SYSTEM (HST MODE)
• 6.6. TROUBLESHOOTING OF TRAVEL DAMPER SYSTEM (ECSS MODE)
• 6.7. TROUBLSHOOTING OF MONITOR SYSTEM (MON MODE)
• 6.8. TROUBLESHOOTING OF ELECTRICAL SYSTEM (E MODE)
• 6.9. TROUBLESHOOTING OF HYDRAULIC, MECHANICAL SYSTEM (H MODE)
• 6.10. TROUBLESHOOTING OF ENGINE (S MODE)
• 7. DISASSEMBLY AND ASSEMBLY
• 7.1. HOW TO READ THIS MANUAL
• 7.2. PRECAUTIONS WHEN PERFORMING OPERATION
• 7.3. SPECIAL TOOL LIST
• 7.4. SKETCHES OF SPECIAL TOOLS
• 7.5. REMOVAL AND INSTALLATION OF FUEL INJECTION PUMP ASSEMBLY
• 7.6. REMOVAL AND INSTALLATION OF NOZZLE HOLDER
• 7.7. REMOVAL AND INSTALLATION OF CYLINDER HEAD ASSEMBLY
• 7.8. REMOVAL AND INSTALLATION OF ENGINE ASSEMBLY
• 7.9. REMOVAL AND INSTALLATION OF RADIATOR ASSEMBLY
• 7.10. REMOVAL AND INSTALLATION OF AIR AFTERCOOLER
• 7.11. REMOVAL AND INSTALLATION OF HYDRAULIC OIL COOLER ASSEMBLY
• 7.12. REMOVAL AND INSTALLATION OF COOLING FAN AND FAN MOTOR ASSEMBLY
• 7.13. REMOVAL AND INSTALLATION OF FUEL TANK ASSEMBLY
• 7.14. REMOVAL AND INSTALLATION OF TRANSFER ASSEMBLY
• 7.15. DISASSEMBLY AND ASSEMBLY OF TRANSFER ASSEMBLY
• 7.16. REMOVAL AND INSTALLATION OF PARKING BRAKE ASSEMBLY
• 7.17. DISASSEMBLY AND ASSEMBLY OF PARKING BRAKE ASSEMBLY
• 7.18. REMOVAL AND INSTALLATION OF FRONT AXEL ASSEMBLY
• 7.19. REMOVAL AND INSTALLATION OF REAR AXEL ASSEMBLY
• 7.20. DISASSEMBLY AND ASSEMBLY OF AXLE HOUSING ASSEMBLY
• 7.21. DISASSEMBLY AND ASSEMBLY OF DIFFERENTIAL ASSEMBLY
• 7.22. REMOVAL AND INSTALLATION OF HST PUMP AND 3GEAR PUMP ASSEMBLY
• 7.23. REMOVAL AND INSTALLATION OF HST MOTOR 1 ASSEMBLY
• 7.24. REMOVAL AND INSTALLATION OF HST MOTOR 2 ASSEMBLY
• 7.25. REMOVAL AND INSTALLATION OF WORK EQUIPMENT CONTROL VALVE ASSEMBLY
• 7.26. REMOVAL AND INSTALLATION OF TRAVEL DAMPER VALVE ASSEMBLY
• 7.27. REMOVAL AND INSTALLATION OF HYDRAULIC TANK
• 7.28. REMOVAL AND INSTALLATION OF WORK EQUIPMENT ASSEMBLY
• 7.29. DISASSMBLY AND ASSEMBLY OF HYDRAULIC CYLINDER ASSEMBLY
• 7.30. REMOVAL AND INSTALLATION OF OPERATORS CAB ASSEMBLY
• 7.31. REMOVAL AND INSTALLATION OF OPERATORS CAB GLASS (STUCK GLASS)
• 7.32. REMOVAL AND INSTALLATION OF CENTER HINGE PIN
• 7.33. REMOVAL AND INSTALLATION OF COUNTERWEIGHT
• 7.34. REMOVAL AND INSTALLATION OF AIR CONDITIONER UNIT ASSEMBLY
• 7.35. REMOVAL AND INSTALLATION OF AIR CONDITIONER COMPRESSOR ASSEMBLY
• 7.36. REMOVAL AND INSTALLATION OF MONITOR PANEL
• 8. OTHERS
• 8.1. Hydraulic circuit diagram
• 8.2. Electrical circuit diagram 1/4 (1/4)
• 8.3. Electrical circuit diagram 1/4 (2/4)
• 8.4. Electrical circuit diagram 1/4 (3/4)
• 8.5. Electrical circuit diagram 1/4 (4/4)
• 8.6. Electrical circuit diagram 2/4
• 8.7. Electrical circuit diagram 3/4
• 8.8. Electrical circuit diagram 4/4
• 8.9. Electrical circuit diagram 1/4 (1/4)
• 8.10. Electrical circuit diagram 1/4 (2/4)
• 8.11. Electrical circuit diagram 1/4 (3/4)
• 8.12. Electrical circuit diagram 1/4 (4/4)
• 8.13. Electrical circuit diagram 2/4
• 8.14. Electrical circuit diagram 3/4
• 8.15. Electrical circuit diagram 4/4