komatsu d31ex 21 d31px 21 d37ex 21 d37px 21 d39ex 21 d39px 21 bull dozer shop manual sebm035005 1

komatsu d31ex 21 d31px 21 d37ex 21 d37px 21 d39ex 21 d39px 21 bull dozer shop manual sebm035005 2

komatsu d31ex 21 d31px 21 d37ex 21 d37px 21 d39ex 21 d39px 21 bull dozer shop manual sebm035005 3 1

komatsu d31ex 21 d31px 21 d37ex 21 d37px 21 d39ex 21 d39px 21 bull dozer shop manual sebm035005 4

komatsu d31ex 21 d31px 21 d37ex 21 d37px 21 d39ex 21 d39px 21 bull dozer shop manual sebm035005 5

Komatsu D31EX-21, D31PX-21, D37EX-21, D37PX-21, D39EX-21, D39PX-21 Bull Dozer Shop Manual SEBM035005

$40.00

Type Of Manual: Shop Manual
Manual ID: SEBM035005
Format: PDF
Size: 37.6MB
Number of Pages: 745

Category: Komatsu Shop Manual PDF

Model List:
- D31EX-21 Bull Dozer
- D31PX-21 Bull Dozer
- D37EX-21 Bull Dozer
- D37PX-21 Bull Dozer
- D39EX-21 Bull Dozer
- D39PX-21 Bull Dozer

1. COVER
2. CONTENTS
3. GENERAL
3.1. SPECIFICATION DRAWING
3.2. SPECIFICATIONS
3.3. WEIGHT TABLE
3.4. TABLE OF FUEL, COOLANT AND LUBRICANTS
4. STRUCTURE AND FUNCTION, MAINTENANCE STANDARD
4.1. COOLING SYSTEM
4.2. ENGINE CONTROL
4.3. POWER TRAIN
4.4. POWER TRAIN SYSTEM
4.5. DAMPER
4.6. HST HYDRAULIC EQUIPMENT ARRANGEMENT DIAGRAM
4.7. STEERING, BRAKE CONTROL
4.8. SOLENOID VALVE
4.9. TOWING VALVE
4.10. FINAL DRIVE
4.11. HST PUMP
4.12. SAFETYSUCTION VALVE
4.13. CHARGE SAFETY VALVE
4.14. CHARGE PUMP
4.15. TOWING VALVE
4.16. HST MOTOR
4.17. ELECTRIC LEVER (FOR STEERING)
4.18. FRAME ASSEMBLY
4.19. TRACK FRAME, RECOIL SPRING
4.20. ARRANGEMENT OF HYDRAULIC EQUIPMENT FOR WORK EQUIPMENT
4.21. WORK EQUIPMENT CONTROL
4.22. HYDRAULIC TANK, FILTER
4.23. PPC LOCK VALVE
4.24. ACCUMULATOR
4.25. HYDRAULIC PUMP
4.26. WORK EQUIPMENT CYLINDER
4.27. CONTROL VALVE
4.28. CLSS
4.29. PPC VALVE
4.30. WORK EQUIPMENT
4.31. CUTTING EDGE, END BIT
4.32. RIPPER
4.33. CAB RELATED
4.34. ENGINE CONTROL
4.35. HST CONTROL SYSTEM
4.36. GEAR SHIFT CONTROL SYSTEM
4.37. PARING BRAKE CONTROL SYSTEM
4.38. COMPONENT EQUIPMENT OF SYSTEM
4.39. MONITOR SYSTEM
4.40. MONITOR PANEL
4.41. SENSORS
5. TESTING AND ADJUSTING
5.1. STANDARD VALUE TABLE FOR ENGINE
5.2. STANDARD VALUE TABLE FOR CHASSIS
5.3. TESTING AND ADJUSTING
5.3.1. LIST OF TOOLS FOR TESTING, ADJUSTING, AND TROUBLESHOOTING
5.3.2. SKETCH OF SPECIAL TOOL
5.3.3. MEASURING ENGINE SPEED
5.3.4. MEASURING INTAKE AIR PRESSURE (BOOST PRESSURE)
5.3.5. MEASURING EXHAUST TEMPERATURE
5.3.6. MEASURING EXHAUST GAS COLOR
5.3.7. ADJUSTING VALVE CLEARANCE
5.3.8. MEASURING COMPRESSION PRESSURE
5.3.9. MEASURING BLOWBY PRESSURE
5.3.10. MEASURING ENGINE OIL PRESSURE
5.3.11. TESTING AND ADJUSTING FUEL INJECTION TIMING
5.3.12. BLEEDING AIR FROM FUEL CIRCUIT
5.3.13. ADJUSTING ENGINE STOP SOLENOID LINKAGE
5.3.14. ADJUSTING ENGINE SPEED SENSOR
5.3.15. REPLACEMENT OF FAN BELT
5.3.16. TESTING AND ADJUSTING AIR CONDITIONER COMPRESSOR BELT TENSION (WITH CAB)
5.3.17. ADJUSTING FUEL CONTROL LEVER AND DECELERATOR PEDAL
5.3.18. TESTING AND ADJUSTING HST OIL PRESSURE
5.3.19. MEASURING HST SOLENOID VALVE OUTLET PRESSURE
5.3.20. TESTING TRAVEL DEVIATION
5.3.21. ADJUSTING HST MOTOR SPEED SENSOR
5.3.22. ADJUSTING PARKING BRAKE LEVER
5.3.23. PROCEDURE OF SIMPLE TEST OF BRAKE PERFORMANCE
5.3.24. ADJUSTING BRAKE PEDAL LINKAGE
5.3.25. METHOD OF RELEASING PARKING BRAKE (PROCEDURE FOR EMERGENCY ESCAPE)
5.3.26. TESTING AND ADJUSTING IDLER CLEARANCE
5.3.27. TESTING AND ADJUSTING TRACK SHOE TENSION
5.3.28. TESTING AND ADJUSTING WORK EQUIPMENT OIL PRESSURE
5.3.29. MEASURING WORK EQUIPMENT PPC VALVE OUTPUT PRESSURE
5.3.30. ADJUSTING PLAY OF WORK EQUIPMENT PPC VALVE
5.3.31. ADJUSTING WORK EQUIPMENT LOCK LEVER
5.3.32. MEASURING LEAKAGE IN WORK EQUIPMENT CYLINDER
5.3.33. RELEASING RESIDUAL PRESSURE IN HYDRAULIC CIRCUIT
5.3.34. BLEEDING AIR FROM HYDRAULIC CIRCUIT
5.3.35. ADJUSTING PLAY OF BLAD CENTER BALL
5.3.36. PROCEDURE FOR TESTING DIODES
5.3.37. SPECIAL FUNCTIONS OF MONITOR PANEL (EMMS)
5.3.38. PREPARATION WORK FOR TROUBLESHOOTING FOR ELECTRIC SYSTEM
5.3.39. PMCLINIC
5.4. TROUBLESHOOTING
5.4.1. POINTS TO REMEMBER WHEN TROUBLESHOOTING
5.4.2. SEQUENCE OF EVENTS IN TROUBLESHOOTING
5.4.3. HANDLING OF ELECTRIC EQUIPMENT AND HYDRAULIC COMPONENT
5.4.4. CHECKS BEFORE TROUBLESHOOTING
5.4.5. CLASSIFICATION AND PROCEDURE FOR TROUBLESHOOTING
5.4.6. CONNECTOR ARRANGEMENT DRAWING AND ELECTRIC CIRCUIT DIAGRAM OF EACH SYSTEM
5.4.7. CONNECTION TABLE FOR CONNECTOR PIN NUMBERS
5.4.8. TBRANCH BOX AND TBRANCH ADAPTER TABLE
5.4.9. TROUBLESHOOTING WHEN ERROR CODE IS DISPLAYED
5.4.10. TROUBLESHOOTING OF ELECTRICAL SYSTEM (E MODE)
5.4.11. TROUBLESHOOTING OF HYDRAULIC AND MECHANICAL SYSTEM (H MODE)
5.4.12. TROUBLESHOOTING OF ENGINE (S MODE)
6. DISASSEMBLY AND ASSEMBLY
6.1. HOW TO READ THIS MANUAL
6.2. COATING MATERIALS LIST
6.3. SPECIAL TOOL LIST
6.4. SKETCHES OF SPECIAL TOOLS
6.5. REMOVAL AND INSTALLATION OF FUEL INJECTION PUMP ASSEMBLY
6.6. REMOVAL AND INSTALLATION OF CYLINDER HEAD ASSEMBLY
6.7. REMOVAL AND INSTALLATION OF ENGINE FRONT SEAL
6.8. REMOVAL AND INSTALLATION OF ENGINE REAR SEAL
6.9. REMOVAL AND INSTALLATION OF RADIATOR GUARD ASSEMBLY
6.10. DISASSEMBLY AND ASSEMBLY OF RADIATOR, OIL COOLER, AND CHARGE AIR COOLER ASSEMBLIES
6.11. REMOVAL AND INSTALLATION OF ENGINE AND HST PUMP ASSEMBLY
6.12. REMOVAL AND INSTALLATION OF DAMPER
6.13. SPREADING AND INSTALLATION OF TRACK SHOE ASSEMBLY
6.14. REMOVAL AND INSTALLATION OF HST MOTOR AND FINAL DRIVE ASSEMBLY
6.15. DISASSEMBLY AND ASSEMBLY OF FINAL DRIVE ASSEMBLY
6.16. REMOVAL AND INSTALLATION OF IDLER AND RECOIL SPRING ASSEMBLY
6.17. DISASSEMBLY AND ASSEMBLY OF RECOIL SPRING ASSEMBLY
6.18. DISASSEMBLY AND ASSEMBLY OF IDLER ASSEMBLY
6.19. DISASSEMBLY AND ASSEMBLY OF TRACK ROLLER ASSEMBLY
6.20. DISASSEMBLY AND ASSEMBLY OF CARRIER ROLLER ASSEMBLY
6.21. REMOVAL AND INSTALLATION OF HST PUMP ASSEMBLY
6.22. REMOVAL AND INSTALLATION OF MAIN CONTROL VALVE ASSEMBLY
6.23. DISASSEMBLY AND ASSEMBLY OF MAIN CONTROL VALVE ASSEMBLY
6.24. REMOVAL AND INSTALLATION OF BLADE ASSEMBLY
6.25. DISASSEMBLY AND ASSEMBLY OF HYDRAULIC CYLINDER ASSEMBLIES
6.26. REMOVAL AND INSTALLATION OF OPERATORS SEAT FRAME ASSEMBLY
6.27. REMOVAL AND INSTALLATION OF FUEL TANK ASSEMBLY
6.28. REMOVAL AND INSTALLATION OF HYDRAULIC TANK ASSEMBLY
6.29. REMOVAL AND INSTALLATION OF HST CONTROLLER ASSEMBLY
7. OTHERS
7.1. HYDRAULIC CIRCUIT DIAGRAM(1/2)
7.2. HYDRAULIC CIRCUIT DIAGRAM(2/2)
7.3. ELECTRICAL CIRCUIT DIAGRAM(1/4)
7.4. ELECTRICAL CIRCUIT DIAGRAM(2/4)
7.5. ELECTRICAL CIRCUIT DIAGRAM(3/4)
7.6. ELECTRICAL CIRCUIT DIAGRAM(4/4)
7.7. AIR CONDITIONER CIRCUIT DIAGRAM

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