Komatsu D61EX-12, D61PX-12 Bull Dozer Shop Manual SEBM036700

Description

• Model List:
  • D61EX-12 Bull Dozer
  • D61PX-12 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
• 4.1. RADIATOR,POWER TRAIN,OIL COOLING
• 4.2. ENGINE CONTROL
• 4.3. POWER TRAIN SYSTEM
• 4.4. POWER TRAIN SKELETON
• 4.5. POWER TRAIN UNIT
• 4.6. POWER TRAIN HYDRAULIC PIPING DIAGRAM
• 4.7. DAMPER,UNIVERSAL JOINT
• 4.8. TORQUE CONVERTER AND PTO
• 4.9. TRANSMISSION CONTROL
• 4.10. TRANSMISSION
• 4.11. TRANSMISSION CONTROL VALVE
• 4.12. MAIN RELIEF VALVE
• 4.13. LUBRICATION RELIEF VALVE
• 4.14. STEERING AND BRAKE CONTROL
• 4.15. BEVEL GEAR SHAFT,HSS STEERING,STEERING BRAKE
• 4.16. BEAKE VALVE
• 4.17. SCAVENGING PUMP STRAINER
• 4.18. POWER TRAIN OIL STRAINER
• 4.19. POWER TRAIN OIL FILTER
• 4.20. WORK EQUIPMENT HYDRAULIC PIPING DIAGRAM
• 4.21. PPC CONTROL PIPING DIAGRAM
• 4.22. WORK EQUIPMENT CONTROL
• 4.23. HYDRAULIC TANK AND FILTER
• 4.24. HYDRAULIC AND HSS PUMP
• 4.25. PPC VALVE
• 4.26. PPC CHARGE VALVE
• 4.27. MAIN CONTROL VALVE
• 4.28. CLSS
• 4.29. HSS MOTOR
• 4.30. SUCTION VALVE
• 4.31. WORK EQUIPMENT
• 4.32. ENGINE CONTROL
• 4.33. MACHINE MONITOR SYSTEM
• 4.34. SENSORS
• 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 SYSTEM
• 5.4. TESTING AND ADJUSTING
• 5.4.1. TOOLS FOR TESTING,ADJUSTING,AND TROUBLESHOOTING
• 5.4.2. MEASURING BLOWBY PRESSURE
• 5.4.3. MEASURING EXHAUST COLOR
• 5.4.4. MEASURING ENGINE OIL PRESSURE
• 5.4.5. MEASURING ENGINE SPEED
• 5.4.6. TESTING FAN BELT TENSION
• 5.4.7. TESTING AND ADJUSTING BELT TENSION OF AIR CONDITIONER COMPRESSOR
• 5.4.8. MEASURING SPEED AT TORQUE CONVERTER STALL
• 5.4.9. MEASURING FUEL CONTROL LINKAGE
• 5.4.10. ADJUSTING LINKAGES OF FORWARDREVERSE LEVER,GEAR SHIFT LEVER,AND PARKING BRAKE LEVER
• 5.4.11. ADJUSTING BRAKE PEDAL LINKAGE
• 5.4.12. ADJUSTING WORK EQUIPMENT LOCK LEVER
• 5.4.13. ADJUSTING STRAIGHT TILTDOZER
• 5.4.14. ADJUSTING PPC VALVE
• 5.4.15. MEASURING POWER TRAIN HYDRAULIC PRESSURE
• 5.4.16. MEASURING AND ADJUSTING WORK EQUIPMENT AND STEERING OIL PRESSURE
• 5.4.17. TESTING AND ADJUSTING CONTROL CIRCUIT PRESSURE
• 5.4.18. MEASURING PPC VALVE OUTPUT PRESSURE
• 5.4.19. MEASURING OIL LEAKAGE FROM HSS MOTOR
• 5.4.20. MEASURING LEAKAGE INSIDE CYLINDER
• 5.4.21. BLEEDING AIR FROM HYDRAULIC CYLINDER
• 5.4.22. PROCEDURE FOR SIMPLE TEST OF STEERING BRAKE PERFORMANCE
• 5.5. TROUBLESHOOTING
• 5.5.1. POINTS TO REMEMBER WHEN TROUBLESHOOTING
• 5.5.2. SEQUENCE OF EVENTS IN TROUBLESHOOTING
• 5.5.3. POINTS TO REMEMBER WHEN CARRYING OUT MAINTENANCE
• 5.5.4. CHECKS BEFORE TROUBLESHOOTING
• 5.5.5. CONNECTOR TYPES AND MOUNTING LOCATIONS
• 5.5.6. CONNECTOR PIN ARRANGEMENT DIAGRAM
• 5.5.7. CONNECTION TABLE FOR CONNECTOR PIN NUMBERS
• 5.5.8. HOW TO FOLLOW THE TROUBLESHOOTING FLOW DIAGRAMS
• 5.5.9. TROUBLESHOOTING OF ELECTRICAL SYSTEM (EMODE)
• 5.5.10. TROUBLESHOOTING OF HYDRAULIC, MECHANICAL SYSTEM (HMODE)
• 5.5.11. TROUBLESHOOTING OF MACHINE MONITOR SYSTEM (MMODE)
• 6. DISASSEMBLY AND ASSEMBLY
• 6.1. METHOD OF USING MANUAL
• 6.2. PRECAUTIONS WHEN CARRYING OUT OPERATION
• 6.3. SPECIAL TOOL LIST
• 6.4. SKETCHES OF SPECIAL TOOLS
• 6.5. ENGINE
• 6.5.1. REMOVAL
• 6.5.2. INSTALLATION
• 6.6. RADIATOR AND GUARD
• 6.7. HYDRAULIC OIL COOLER
• 6.8. PTO, TORQUE CONVERTER AND TRANSMISSION
• 6.9. TORQUE CONVERTER
• 6.9.1. DISASSEMBLY
• 6.9.2. ASSEMBLY
• 6.10. TORQFLOW TRANSMISSION
• 6.10.1. DISASSEMBLY
• 6.10.2. ASSEMBLY
• 6.11. TORQUE CONVERTER MAIN BELIEF VALVE
• 6.11.1. REMOVAL
• 6.11.2. INSTALLATION
• 6.11.3. DISASSEMBLY
• 6.11.4. ASSEMBLY
• 6.12. TRANSMISSION CONTROL VALVE
• 6.13. SCAVENGING PUMP
• 6.13.1. REMOVAL
• 6.13.2. INSTALLATION
• 6.14. POWER TRAIN AND LUBRICATING OIL PUMP
• 6.14.1. CHECKING BEFORE REMOVAL
• 6.14.2. REMOVAL (NORMAL)
• 6.14.3. REMOVAL (WHEN THERE IS ABNORMALITY INSIDE TRACK FRAME)
• 6.14.4. INSTALLATION
• 6.14.5. OVERALL DISASSEMBLY
• 6.14.6. OVERALL ASSEMBLY
• 6.15. PRESSFITTING JIG DIMENSION TABLE FOR LINK PRESS
• 6.16. ONE LINK
• 6.16.1. FIELD DISASSEMBLY
• 6.17. EQUALIZER BAR SIDE BUSHING
• 6.18. HSS AND HYDRAULIC PUMP
• 6.18.1. REMOVAL
• 6.18.2. INSTALLATION
• 6.18.3. DISASSEMBLY
• 6.18.4. ASSEMBLY
• 6.19. PPC PUMP AND PPC CHARGE RELIEF VALVE
• 6.19.1. REMOVAL
• 6.19.2. INSTALLATION
• 6.19.3. DISASSEMBLY
• 6.19.4. ASSEMBLY
• 6.20. MAIN CONTROL VALVE
• 6.20.1. REMOVAL
• 6.20.2. INSTALLATION
• 6.20.3. DISASSEMBLY
• 6.20.4. ASSEMBLY
• 6.21. STEERING PPC VALVE
• 6.22. BLADE ANGLE CYLINDER
• 6.22.1. REMOVAL
• 6.22.2. INSTALLATION
• 6.23. BLADE TILT CYLINDER
• 6.23.1. REMOVAL
• 6.23.2. INSTALLATION
• 6.24. BLADE LIFT CYLINDER
• 6.24.1. REMOVAL
• 6.24.2. INSTALLATION
• 6.25. HYDRAULIC CYLINDER
• 6.26. ROPS GUARD(ROPS CANOPY)
• 7. MAINTENANCE STANDARD
• 7.1. DAMPER,UNIVERSAL JOINT
• 7.2. TORQUE CONVERTER,PTO
• 7.3. TRANSMISSION
• 7.4. TRANSMISSION CONTROL VALVE
• 7.5. MAIN RELIEF VALVE
• 7.6. BEVEL GEAR SHAFT,HSS STEERING,BRAKE(1/2)
• 7.7. BEVEL GEAR SHAFT,HSS STEERING,BRAKE(2/2)
• 7.8. BRAKE VALVE
• 7.9. WORK EQUIPMENT,HSS PUMP
• 7.10. HSS MOTOR
• 7.11. POWER TRAIN LUBRICATION PUMP
• 7.12. PPC CONTROL PUMP
• 7.13. PPC VALVE
• 7.14. PPC CHARGE VALVE
• 7.15. FINAL DRIVE
• 7.16. TRACK FRAME,RECOIL SPRING
• 7.17. IDLER
• 7.18. TRACK ROLLER
• 7.19. CARRIER ROLLER
• 7.20. TRACK SHOP
• 7.21. DIMENSIONS OF SHAPE OF SPROCKET TOOTH(ACTUAL SIZE)
• 7.22. SUSPENSION
• 7.23. MAIN CONTROL VALVE
• 7.24. WORK EQUIPMENT CYLINDER
• 7.25. WORK EQUIPMENT
• 7.26. CUTTING EDGE,END BIT
• 7.27. RIPPER
• 8. OTHER
• 8.1. ELECTRIC CIRCUIT DIAGRAM FOR CAB
• 8.2. POWER TRAIN HYDRAULIC CIRCUIT DIAGRAM
• 8.3. STEERINGWORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
• 8.4. ELECTRIC CIRCUIT DIAGRAM
• 8.4.1. CAB SPECIFICATION
• 8.4.2. CANOPY SPECIFICATION
• 8.5. ELECTRIC CIRCUIT DIAGRAM(FOR IRAQU SPEC.) CANOPY SPECIFICATION (1/2)
• 8.6. ELECTRIC CIRCUIT DIAGRAM(FOR IRAQU SPEC.) CANOPY SPECIFICATION (2/2)