Komatsu HM400-1 Shop Manual SEBM023017

Description

• Model List:
  • HM400-1

• 1. COVER
• 2. CONTENTS
• 3. GENERAL
• 3.1. SPECIFICATION DRAWINGS
• 3.2. SPECIFICATIONS
• 3.3. WEIGHT TABLE
• 3.4. FUEL,COOLANT AND LUBRICANTS
• 4. STRUCTURE,FUNCTION AND MAINTENANCE STANDARD
• 4.1. RADIATOR,OIL COOLER,AFTERCOOLER
• 4.2. POWER TRAIN SKELETON
• 4.3. OUTPUT SHAFT
• 4.4. TORQUE CONVERTER AND TRANSMISSION HYDRAULIC PIPING
• 4.5. TORQUE CONVERTER
• 4.6. TRANSMISSION
• 4.7. TRANSMISSION VALVE
• 4.8. ECMV (ELECTRONIC CONTROL MODULATION VALVE)
• 4.9. MAIN RELIEF,TORQUE CONVERTER RELIEF VALVE
• 4.10. DRIVE SHAFT
• 4.11. AXLE
• 4.12. DIFFERENTIAL
• 4.13. LIMITED SLIP DIFFERENTIAL
• 4.14. FINAL DRIVE
• 4.15. STEERING COLUMN
• 4.16. BRAKE PIPING
• 4.17. BRAKE VALVE
• 4.18. ACCUMULATOR CHARGE VALVE
• 4.19. ACCUMULATOR
• 4.20. SLACK ADJUSTER
• 4.21. BRAKE
• 4.22. PROPORTIONAL REDUCING VALVE
• 4.23. BRAKE SYSTEM TANK
• 4.24. PARKING BRAKE
• 4.25. PARKING BRAKE CALIPER
• 4.26. SPRING CYLINDER
• 4.27. PARKING BRAKE SOLENOID
• 4.28. SUSPENSION
• 4.29. SUSPENSION CYLINDER
• 4.30. OSCILLATION HITCH
• 4.31. STEERING, HOIST OIL PRESSURE PIPING DIAGRAM
• 4.32. DUMP BODY CONTROL
• 4.33. HYDRAULIC TANK AND FILTER
• 4.34. FLOW AMP VALVE
• 4.35. STEERING VALVE
• 4.36. STEERING CYLINDER
• 4.37. HOIST VALVE
• 4.38. EPC VALVE
• 4.39. PILOT CHECK VALVE
• 4.40. HOIST CYLINDER
• 4.41. HYDRAULIC PUMP
• 4.42. CAB TILT
• 4.43. AIR CONDITIONER
• 4.44. MACHINE MONITOR SYSTEM
• 4.45. AUTOMATIC SHIFT CONTROL SYSTEM
• 4.46. TRANSMISSION CONTROLLER
• 4.47. AUTO EMERGENCY STEERING SYSTEM
• 4.48. SENSORS,SWITCHES
• 4.49. RETARDER CONTROL SYSTEM
• 4.50. BRAKE CONTROL SYSTEM (ESPEC)
• 4.51. DUMP CONTROL LEVER
• 4.52. PLMHM
• 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. PRECAUTIONS WHEN CARRYING OUT OPERATION
• 6.3. SPECIAL TOOL LIST
• 6.4. SKETCHES OF SPECIAL TOOLS
• 6.5. REMOVAL OF FUEL SUPPLY PUMP
• 6.6. INSTALLATION OF FUEL SUPPLY PUMP
• 6.7. REMOVAL OF ENGINE ASSEMBLY
• 6.8. INSTALLATION OF ENGINE ASSEMBLY
• 6.9. REMOVAL OF CYLINDER HEAD ASSEMBLY
• 6.10. INSTALLATION OF CYLINDER HEAD
• 6.11. REMOVAL AND INSTALLATION OF NOZZLE TIP
• 6.12. REMOVAL OF RADIATOR ASSEMBLY
• 6.13. INSTALLATION OF RADIATOR ASSEMBLY
• 6.14. REMOVAL OF OUTPUT SHAFT ASSEMBLY
• 6.15. INSTALLATION OF OUTPUT SHAFT ASSEMBLY
• 6.16. DISASSEMBLY OF OUTPUT SHAFT ASSEMBLY
• 6.17. ASSEMBLY OF OUTPUT SHAFT ASSEMBLY
• 6.18. REMOVAL OF TRANSMISSION AND FRONT DIFFERENTIAL ASSEMBLY
• 6.19. INSTALLATION OF TRANSMISSION AND FRONT DIFFERENTIAL ASSEMBLY
• 6.20. DISCONNECTION OF FRONT DIFFERENTIAL AND TRANSMISSION
• 6.21. COUPLING OF FRONT DIFFERENTIAL AND TRANSMISSION
• 6.22. DISASSEMBLY OF TORQUE CONVERTER ASSEMBLY
• 6.23. ASSEMBLY OF TORQUE CONVERTER ASSEMBLY
• 6.24. DISASSEMBLY OF TRANSMISSION ASSEMBLY
• 6.25. ASSEMBLY OF TRANSMISSION ASSEMBLY
• 6.26. DISASSEMBLY OF FRONT DIFFERENTIAL ASSEMBLY
• 6.27. ASSEMBLY OF FRONT DIFFERENTIAL ASSEMBLY
• 6.28. REMOVAL OF CENTER DIFFERENTIAL ASSEMBLY
• 6.29. INSTALLATION OF CENTER DIFFERENTIAL ASSEMBLY
• 6.30. DISASSEMBLY OF CENTER DIFFERENTIAL ASSEMBLY
• 6.31. ASSEMBLY OF CENTER DIFFERENTIAL ASSEMBLY
• 6.32. REMOVAL OF REAR DIFFERENTIAL ASSEMBLY
• 6.33. INSTALLATION OF REAR DIFFERENTIAL ASSEMBLY
• 6.34. DISASSEMBLY OF REAR DIFFERENTIAL ASSEMBLY
• 6.35. ASSEMBLY OF REAR DIFFERENTIAL ASSEMBLY
• 6.36. REMOVAL OF FRONT FINAL DRIVE AND BRAKE ASSEMBLY
• 6.37. INSTALLATION OF FRONT FINAL DRIVE AND BRAKE ASSEMBLY
• 6.38. DISASSEMBLY OF FRONT FINAL DRIVE AND BRAKE ASSEMBLY
• 6.39. ASSEMBLY OF FRONT FINAL DRIVE AND BRAKE ASSEMBLY
• 6.40. REMOVAL OF CENTER FINAL DRIVE AND BRAKE ASSEMBLY
• 6.41. INSTALLATION OF CENTER FINAL DRIVE AND BRAKE ASSEMBLY
• 6.42. DISASSEMBLY OF CENTER FINAL DRIVE AND PLATE ASSEMBLY
• 6.43. ASSEMBLY OF CENTER FINAL DRIVE AND BRAKE ASSEMBLY
• 6.44. REMOVAL OF REAR FINAL DRIVE AND BRAKE ASSEMBLY
• 6.45. INSTALLATION OF REAR FINAL DRIVE AND BRAKE ASSEMBLY
• 6.46. DISASSEMBLY OF REAR FINAL DRIVE AND BRAKE ASSEMBLY
• 6.47. ASSEMBLY OF REAR FINAL DRIVE AND BRAKE ASSEMBLY
• 6.48. REMOVAL OF CENTER AXLE ASSEMBLY
• 6.49. INSTALLATION OF CENTER AXLE ASSEMBLY
• 6.50. REMOVAL OF REAR AXLE ASSEMBLY
• 6.51. INSTALLATION OF REAR AXLE ASSEMBLY
• 6.52. REMOVAL OF FRONT SUSPENSION CYLINDER ASSEMBLY
• 6.53. INSTALLATION OF FRONT SUSPENSION CYLINDER ASSEMBLY
• 6.54. REMOVAL OF REAR SUSPENSION CYLINDER ASSEMBLY
• 6.55. INSTALLATION OF REAR SUSPENSION CYLINDER ASSEMBLY
• 6.56. DISSEMBLY AND ASSEMBLYOF FRONT AND REAR SUSPENSIONCYLINDER ASSEMBLY
• 6.57. REMOVAL OF EQUALIZER BAR ASSEMBLY
• 6.58. INSTALLATION OF EQUALIZER BAR ASSEMBLY
• 6.59. REMOVAL OF FRONT WHEEL ASSEMBLY
• 6.60. INSTALLATION OF FRONT WHEEL ASSEMBLY
• 6.61. REMOVAL, INSTALLATION OF REAR WHEEL ASSEMBLY
• 6.62. REMOVAL OF HITCH FRAME ASSEMBLY
• 6.63. INSTALLATION OF HITCH FRAME ASSEMBLY
• 6.64. DISASSEMBLY OF HITCH FRAME
• 6.65. ASSEMBLY OF HITCH FRAME ASSEMBLY
• 6.66. STANDARD INTEGRAL ORBITROLL
• 6.67. DISASSEMBLY OF STEERING VALVE
• 6.68. ASSEMBLY OF STEERING VALVE
• 6.69. REMOVAL OF FLOW AMPLIFIER VALVE ASSEMBLY
• 6.70. INSTALLATION OF FLOW AMPLIFIER VALVE ASSEMBLY
• 6.71. REMOVAL OF HOIST VALVE ASSEMBLY
• 6.72. INSTALLATION OF HOIST VALVE ASSEMBLY
• 6.73. DISASSEMBLY OF HOIST VALVE ASSEMBLY
• 6.74. ASSEMBLY OF HOIST VALVE ASSEMBLY
• 6.75. DISASSEMBLY OF STEERING CYLINDER ASSEMBLY
• 6.76. ASSEMBLY OF STEERING CYLINDER ASSEMBLY
• 6.77. DISASSEMBLY OF HOIST CYLINDER ASSEMBLY
• 6.78. ASSEMBLY OF HOIST CYLINDER ASSEMBLY
• 6.79. REMOVAL OF BODY ASSEMBLY
• 6.80. INSTALLATION OF BODY ASSEMBLY
• 6.81. DISASSEMBLY AND ASSEMBLY OF OPERATORS SEAT ASSEMBLY
• 7. OTHERS
• 7.1. POWER TRAIN HYDRAULIC CIRCUIT DIAGRAM
• 7.2. STEERING AND HOIST HYDRAULIC CIRCUIT DIAGRAM
• 7.3. DIFFERENTIAL LOCK HYDRAULIC CIRCUIT DIAGRAM
• 7.4. BRAKE HYDRAULIC CIRCUIT DIAGRAM
• 7.5. BRAKE COOLING HYDRAULIC CIRCUIT DIAGRAM
• 7.6. DIAGRAM FOR ELECTRICAL CIRCUIT AIR CONDITIONER
• 7.7. DIAGRAM FOR ELECTRICAL CIRCUIT INSIDE CAB (1/4)
• 7.8. DIAGRAM FOR ELECTRICAL CIRCUIT INSIDE CAB (2/4)
• 7.9. DIAGRAM FOR ELECTRICAL CIRCUIT INSIDE CAB (3/4)
• 7.10. DIAGRAM FOR ELECTRICAL CIRCUIT INSIDE CAB (4/4)
• 7.11. DIAGRAM FOR ELECTRICAL CIRCUIT OUTSIDE CAB (1/3)
• 7.12. DIAGRAM FOR ELECTRICAL CIRCUIT OUTSIDE CAB (2/3)
• 7.13. DIAGRAM FOR ELECTRICAL CIRCUIT OUTSIDE CAB (3/3)
• 7.14. PAYLOAD METER ELECTRICAL CIRCUIT