Komatsu D20A-6, D20P-6, D20S-6, D20Q-6, D21A-6, D21P-6, D21S-6, D21Q-6 Bull Dozer Shop Manual SEBM01040604
Komatsu D20A-6, D20P-6, D20S-6, D20Q-6, D21A-6, D21P-6, D21S-6, D21Q-6 Bull Dozer Shop Manual SEBM01040604 - Image 2
Komatsu D20A-6, D20P-6, D20S-6, D20Q-6, D21A-6, D21P-6, D21S-6, D21Q-6 Bull Dozer Shop Manual SEBM01040604 - Image 3
Komatsu D20A-6, D20P-6, D20S-6, D20Q-6, D21A-6, D21P-6, D21S-6, D21Q-6 Bull Dozer Shop Manual SEBM01040604 - Image 4
Komatsu D20A-6, D20P-6, D20S-6, D20Q-6, D21A-6, D21P-6, D21S-6, D21Q-6 Bull Dozer Shop Manual SEBM01040604 - Image 5

Komatsu D20A-6, D20P-6, D20S-6, D20Q-6, D21A-6, D21P-6, D21S-6, D21Q-6 Bull Dozer Shop Manual SEBM01040604

$50.00

  • Type Of Manual: Shop Manual
  • Manual ID: SEBM01040604
  • Format: PDF
  • Size: 43.0MB
  • Number of Pages: 493
Category:

Description

  • Model List:

    • D20A-6 Bull Dozer
    • D20P-6 Bull Dozer
    • D20S-6 Bull Dozer
    • D20Q-6 Bull Dozer
    • D21A-6 Bull Dozer
    • D21P-6 Bull Dozer
    • D21S-6 Bull Dozer
    • D21Q-6 Bull Dozer
  • 1. COVER
  • 2. CONTENTS
  • 3. ENGINE
  • 3.1. TESTING AND ADJUSTING
  • 3.1.1. TESTING AND ADJUSTING DATA
  • 3.1.2. TOOL LIST FOR TESTING AND ADJUSTING
  • 3.1.3. ADJUSTING VALVE CLEARANCE
  • 3.1.4. MEASURING EXHAUST GAS COLOR
  • 3.1.5. MEASURING COMPRESSION PRESSURE
  • 3.1.6. MEASURING BLOWBY PRESSURE
  • 3.1.7. ADJUSTING FUEL INJECTION TIMING
  • 3.1.8. TESTING AND ADJUSTING FAN BELT TENSION
  • 3.2. DISASSEMBLY AND ASSEMBLY
  • 3.2.1. STARTING MOTOR
  • 3.2.2. ALTERNATOR
  • 3.2.3. WATER PUMP
  • 3.2.4. FUEL INJECTION PUMP
  • 3.2.5. NOZZLE HOLDER
  • 3.2.6. CYLINDER HEAD
  • 3.2.7. RADIATOR GUARD
  • 3.2.8. RADIATOR
  • 3.2.9. THERMOSTAT
  • 3.2.10. ENGINE
  • 4. POWER TRAIN
  • 4.1. STRUCTURE AND FUNCTION
  • 4.1.1. GENERAL (D206)
  • 4.1.2. GENERAL (D21A,P,PL6,D21P6A)
  • 4.1.3. GENERAL (D21E6,D21P6B,D21S6A)
  • 4.1.4. POWER TRAIN HYDRAULIC SYSTEM(D21A,P,S,Q6,D21P6A)
  • 4.1.5. POWER TRAIN HYDRAULIC CIRCUIT DIAGRAM (D21A,P,S,Q6,D21P6A)
  • 4.1.6. POWER TRAIN HYDRAULIC SYSTEM (D21E6,D21P6B,D21S6A)
  • 4.1.7. POWER TRAIN HYDRAULIC CIRCUIT DIAGRAM (D21E6,D21P6B,D21S6A)
  • 4.1.8. MAIN CLUTCH (D206)
  • 4.1.9. MAIN CLUTCH CONTROL (D206)
  • 4.1.10. TRANSMISSION (D206)
  • 4.1.11. DAMPER AND UNIVERSAL JOINT (D21A,P,S,Q6,D21P6A)
  • 4.1.12. DAMPER AND UNIVERSAL JOINT (D21E6,D21P6B,D21S6A)
  • 4.1.13. HYDROSHIFT TRANSMISSION (D21A,P,S,Q6,D21P6A)
  • 4.1.14. HYDROSHIFT TRANSMISSION (D21E6,D21P6B,D21S6A)
  • 4.1.15. TRANSMISSION CONTROL (D21A,P,S,Q6,D21P6A)
  • 4.1.16. TRANSMISSION CONTROL (D21E6,D21P6B,D21S6A)
  • 4.1.17. HYDROSHIFT TRANSMISSION HYDRAULIC SYSTEM (D21A,P,S,Q6,D21P6A)
  • 4.1.18. HYDROSHIFT TRANSMISSION HYDRAULIC CIRCUIT DIAGRAM (D21A,P,S, Q6,D21P6A)
  • 4.1.19. HYDROSHIFT TRANSMISSION HYDROULIC SYSTEM (D21E6,D21P6B,D21S6A)
  • 4.1.20. HYDROSHIFT TRANSMISSION HYDRAULIC CIRCUIT DIAGRAM (D21E6,D21P6B,D21S6A)
  • 4.1.21. TRANSMISSION CONTROL VALVE (D21A,P,S,Q6,D21P6A)
  • 4.1.22. TRANSMISSION CONTROL VALVE (D21E6,D21P6B,D21S6A)
  • 4.1.23. TRANSMISSION PUMP (216)
  • 4.1.24. BEVEL GEAR SHAFT AND STEERING CLUTCH
  • 4.1.25. STEERING CONTROL
  • 4.1.26. STEERING HYDRAULIC PIPING (D206)
  • 4.1.27. STEERING HYDRAULIC PIPING (D216)
  • 4.1.28. STEERING HYDRAULIC SYSTEM (D206)
  • 4.1.29. STEERING HYDRAULIC CIRCUIT DIAGRAM (D206)
  • 4.1.30. STEERING HYDRAULIC SYSTEM (D216)
  • 4.1.31. STEERING HYDRAULIC CIRCUIT DIAGRAM (D216)
  • 4.1.32. MAIN CLUTCH AND STEERING PUMP (D206)
  • 4.1.33. STEERING MAIN RELIEF VALVE (D206)
  • 4.1.34. STEERING CONTROL VALVE
  • 4.1.35. STEERING BOOSTER CYLINDER
  • 4.1.36. STEERING BRAKE
  • 4.1.37. FINAL DRIVE
  • 4.2. TESTING AND ADJUSTING
  • 4.2.1. STANDARD FOR TESTING AND ADJUSTING
  • 4.2.2. TESTING AND ADJUSTING TOOL LIST
  • 4.2.3. MEASURING OIL PRESSURE
  • 4.2.4. MEASURING OIL TEMPERATURE
  • 4.2.5. TESTING TRAVEL
  • 4.2.6. MEASURING OPERATING FORCE
  • 4.2.7. ADJUSTING FUEL CONTROL LEVER
  • 4.2.8. ADJUSTING MAIN CLUTCH CONTROL LINKAGE
  • 4.2.9. ADJUSTING INCHING CONTROL LINKAGE
  • 4.2.10. ADJUSTING GEAR SHIFT LEVER CONTROL LINKAGE
  • 4.2.11. ADJUSTING STEERING CONTROL LINKAGE
  • 4.2.12. ADJUSTING BRAKE PEDAL LINKAGE
  • 4.2.13. ADJUSTING CLEARANCE OF BRAKE LINING
  • 4.2.14. TROUBLESHOOTING
  • 4.3. DISASSEMBLY AND ASSEMBLY
  • 4.3.1. MAIN CLUTCH (D206)
  • 4.3.2. TRANSMISSION (D206)
  • 4.3.3. DAMPER (D216)
  • 4.3.4. HYDROSHIFT TRANSMISSION (D216)
  • 4.3.5. TRANSMISSION PUMP D216
  • 4.3.6. MODULATING VALVE(D216)
  • 4.3.7. SELECTOR AND INCHING VALVE (D216)
  • 4.3.8. STEERING PUMP (D206)
  • 4.3.9. STEERING MAIN RELIEF VALVE (D206)
  • 4.3.10. STEERING VALVE
  • 4.3.11. STEERING CLUTCH
  • 4.3.12. BEVEL GEAR SHAFT AND BEVEL GEAR
  • 4.3.13. FINAL DRIVE
  • 4.3.14. FINAL DRIVE FIRST PINION
  • 4.3.15. FINAL DRIVE
  • 4.4. MAINTENANCE STANDARD
  • 4.4.1. MAIN CLUTCH (D206)
  • 4.4.2. MAIN CLUTCH AND STEERING PUMP (D206)
  • 4.4.3. TRANSMISSION (D206)
  • 4.4.4. DAMPER AND UNIVERSAL JOINT (D216)
  • 4.4.5. HYDROSHIFT TRANSMISSION (D21A,P,S,Q6,D21P6A)
  • 4.4.6. HYDROSHIFT TRANSMISSION (D21E6,D21P6B,D21S6A )
  • 4.4.7. TRANSMISSION CONTROL VALVE (D21A,P,S,Q6,D21P6A)
  • 4.4.8. TRANSMISSION CONTROL VALVE (D21E6,D21P6B,D21S6A)
  • 4.4.9. TRANSMISSION AND STEERING PUMP (D216)
  • 4.4.10. BEVEL GEAR SHAFT
  • 4.4.11. STEERING CLUTCH
  • 4.4.12. STEERING MAIN RELIEF VALVE (D206)
  • 4.4.13. STEERING CONTROL VALVE
  • 4.4.14. STEERING BOOSER CYLINDER
  • 4.4.15. STEERING BRAKE
  • 4.4.16. FINAL DRIVE
  • 5. UNDERCARRIAGE
  • 5.1. STRUCTURE AND FUNCTION
  • 5.1.1. TRACK (DRY TYPE TRACK LINK) (D20,21A,P6,D21E6,D20,21P6A,D21P6B)
  • 5.1.2. TRACK (LUBRICATED TRACK LINK) (D20,21A,P6,D21E6,D20,21P6A,D21P6B)
  • 5.1.3. TRACK (DRY TYPE TRACK LINK) (D20,21S,Q6,D21S6A)
  • 5.1.4. TRACK (LUBRICATED TRACK LINK) (D20,21S,Q6,D21S6A)
  • 5.1.5. TRACK GROUP (D20,21A,P,S,Q6,D20,21P6A)
  • 5.1.6. TRACK GROUP (D21E6,D21P6B,D21S6A,D20,21PL6,D20PLL6)
  • 5.1.7. IDLER
  • 5.1.8. IDLER CUSHION
  • 5.1.9. TRACK ROLLER
  • 5.1.10. CARRIER ROLLER
  • 5.1.11. MAIN FRAME AND SUSPENSION
  • 5.2. DISASSEMBLY AND ASSEMBLY
  • 5.2.1. TRACK FRAME
  • 5.2.2. RECOIL SPRING
  • 5.2.3. IDLER
  • 5.2.4. CARRIER ROLLER
  • 5.2.5. TRACK ROLLER
  • 5.2.6. TRACK SHOE
  • 5.3. MAINTENANCE STANDARD
  • 5.3.1. TRACK (DRY TYPE TRACK LINK) (D20,21A,P,PL6,D21E6,D20,21P6A,D21P6B)
  • 5.3.2. TRACK (LUBRICATED TRACK LINK) (D20,21A,P,PL6,D21E6,D20,21P6A,D21P6B)
  • 5.3.3. TRACK (DRY TYPE TRACK LINK) (D20,21S,Q6,D21S6A)
  • 5.3.4. TRACK (LUBRICATED TRACK LINK) (D20,21S,Q6,D21S6A)
  • 6. HYDRAULIC SYSTEM
  • 6.1. STRUCTURE AND FUNCTION
  • 6.1.1. HYDRAULIC PIPING (D20,21A6,D21E6,D20,21P6A,D21P6B)
  • 6.1.2. HYDRAULIC CONTROL (D20,21A6,D21E6,D20,21P6A,D21P6B)
  • 6.1.3. HYDRAULIC CIRCUIT SYSTEM (D20,21A6,D21E6,D20,21P6A,D21P6B)
  • 6.1.4. HYDRAULIC CIRCUIT DIAGRAM (D20,21A6,D21E6,D20,21P6A,D21P6B)
  • 6.1.5. HYDRAULIC PIPING (D20,21P,PL,PLL6)
  • 6.1.6. HYDRAULIC CONTROL (D20,21P,PL,PLL6)
  • 6.1.7. HYDRAULIC CIRCUIT SYSTEM (D20,21P,PL,PLL6)
  • 6.1.8. HYDRAULIC CIRCUIT DIAGRAM (D20,21P,PL,PLL6)
  • 6.1.9. HYDRAULIC PIPING (D20,21S,Q6,D21S6A)
  • 6.1.10. HYDRAULIC CONTROL (D20,21S,Q6,D21S6A)
  • 6.1.11. HYDRAULIC CIRCUIT SYSTEM (D20,21S,Q6,D21S6A)
  • 6.1.12. HYDRAULIC CIRCUIT DIAGRAM (D20,21S,Q6,D21S6A)
  • 6.1.13. HYDRAULIC TANK AND FILTER
  • 6.1.14. HYDRAULIC PUMP
  • 6.1.15. HYDRAULIC CONTROL VALVE (D20,21A6,D21E6,D20,21P6A,D21P6B)
  • 6.1.16. HYDRAULIC CONTROL VALVE (D20,21P,PL,PLL6)
  • 6.1.17. HYDRAULIC CONTROL VALVE (D20,21S,Q6,D21S6A)
  • 6.1.18. HYDRAULIC LEVER OPERATION (D20,21A,E,P6)
  • 6.1.19. HYDRAULIC LEVER OPERATION (D20,21S,Q6)
  • 6.1.20. HYDRAULIC CYLINDER (D20,21A6,D21E6,D20,21P6A,D21P6B)
  • 6.1.21. HYDRAULIC CYLINDER (D20,21P,PL,PLL6)
  • 6.1.22. HYDRAULIC CYLINDER (D20,21S,Q6)
  • 6.2. TESTING AND ADJUSTING
  • 6.2.1. STANDARDS FOR TESTING AND ADJUSTING
  • 6.2.2. TESTING AND ADUSTING TOOL LIST
  • 6.2.3. MEASURING AND ADJUSTING OIL PRESSURE
  • 6.2.4. MEASURING OIL TEMPERATURE
  • 6.2.5. BLEEDING AIR FROM ANGLE CYLINDER HEAD CIRCUIT
  • 6.2.6. TESTING TRAVEL
  • 6.2.7. MEASURING OPERATING FORCE
  • 6.2.8. TESTING PERFORMANCE OF WORK EQUIPMENT
  • 6.2.9. MEASURING HYDRAULIC DRIFT OF WORK EQUIPMENT
  • 6.2.10. TROUBLESHOOTING
  • 6.3. DISASSEMBLY AND ASSEMBLY
  • 6.3.1. HYDRAULIC PUMP
  • 6.3.2. HYDRAULIC CONTROL VLAVE
  • 6.3.3. BLADE LIFT CYLINDER
  • 6.3.4. BLADE ANGLE CYLINDER
  • 6.3.5. BLADE TILT CYLINDER
  • 6.3.6. BUCKET LIFT CYLINDER
  • 6.3.7. BUCKET DUMP CYLINDER
  • 6.3.8. HYDRAULIC CYLINDER
  • 6.4. MAINTENANCE STANDARD
  • 6.4.1. HYDRAULIC CONTROL VALVE (D20,21A6,D21E6,D20,21P6A,D21P6B
  • 6.4.2. HYDRAULIC CONTROL VALVE (D20,21P,PL,PLL6)
  • 6.4.3. HYDRAULIC CONTROL VALVE (D20,21S,Q6.D21S6A)
  • 6.4.4. HYDRAULIC CYLINDER (D20,21A,E,P6)
  • 6.4.5. HYDRAULIC CYLINDER (D20,21S,Q6,D21S6A)
  • 6.4.6. HYDRAULIC PUMP
  • 7. WORK EQUIPMENT
  • 7.1. STRUCTURE AND FUNCTION
  • 7.1.1. POWER ANGLE AND TILTDOZER (D20,21A6,D20,21P6A)
  • 7.1.2. STRAIGHT TILTDOZER (D20,21P,PL,PLL6)
  • 7.1.3. BUCKET AND LINK (D20,21S,Q6)
  • 7.2. DISASSEMBLY AND ASSEMBLY
  • 7.2.1. WORK EQUIPMENT
  • 7.2.2. BLADE
  • 7.2.3. WORK EQUIPMENT
  • 7.2.4. BUCKET
  • 7.3. MAINTENANCE STANDARD
  • 7.3.1. POWER ANGLE AND TILTDOZER (D20,21A6,D21E6,D20,21P6A,D21P6B)
  • 7.3.2. STRAIGHT TILTDOZER (D20,21P,PL,PLL6)
  • 7.3.3. BUCKET LINK (D20,21S,Q6,D21S6A)
  • 8. ELECTRICAL SYSTEM
  • 8.1. STRUCTURE AND FUNCTION
  • 8.1.1. WIRING DIAGRAM
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