Komatsu PC308USLC-3 Hydraulic Excavator Shop Manual SEBD033101

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Komatsu PC308USLC-3 Hydraulic Excavator Shop Manual SEBD033101 - Image 5

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Komatsu PC308USLC-3 Hydraulic Excavator Shop Manual SEBD033101

$40.00

Type Of Manual: Shop Manual
Manual ID: SEBD033101
Format: PDF
Size: 78.0MB
Number of Pages: 594

Category: Komatsu Shop Manual PDF

Model List:
- PC308USLC-3 Hydraulic Excavator

0.1. HOW TO READ THE SHOP MANUAL
0.2. HOISTING INSTRUCTIONS
0.3. METHOD OF DISASSEMBLING, CONNECTING PUSHPULL TYPE COUPLER
0.4. COATING MATERIALS
0.5. STANDARD TIGHTENING TORQUE
0.6. ELECTRIC WIRE CODE
0.7. CONVERSION TABLE
0.8. UNITS
1. GENERAL
1.1. SPECIFICATION DIMENSION DRAWINGS
1.2. SPECIFICATIONS
1.3. WEIGHT TABLE
1.4. FUEL, COOLANT, AND LUBRICANTS
2. STRUCTURE, FUNCTION, AND MAINTENANCE STANDARD
2.1. ENGINE RELATED PARTS
2.2. RADIATOR OIL COOLER AFTERCOOLER
2.3. POWER TRAIN
2.4. FINAL DRIVE
2.5. SWING MACHINERY
2.6. SWING CIRCLE
2.7. TRACK FRAME RECOIL SPRING
2.8. SELF PRESSURE REDUCING VALVE
2.9. CLSS
2.10. SWING MOTOR
2.11. REVERSE PREVENTION VALVE
2.12. CENTER SWIVEL JOINT
2.13. TRAVEL MOTOR
2.14. TRAVEL JUNCTION VALVE
2.15. TRAVEL PPC SHUTTLE VALVE
2.16. VALVE CONTROL
2.17. WORK EQUIPMENT SWING PPC VALVE
2.18. TRAVEL PPC VALVE
2.19. SERVICE PPC VALVE
2.20. SOLENOID VALVE
2.21. PPC ACCUMULATOR
2.22. RETURN OIL FILTER
2.23. BOOM HYDRAULIC DRIFT PREVENTION VALVE
2.24. LIFT CHECK VALVE
2.25. ATTACHMENT CIRCUIT SELECTOR VALVE
2.26. HYDRAULIC CYLINDER
2.27. WORK EQUIPMENT
2.28. AIR CONDITIONER
2.29. ENGINE CONTROL
2.30. ELECTRONIC CONTROL SYSTEM
2.31. MONITORING SYSTEM
2.32. SENSOR
3. TESTING AND ADJUSTING
3.1. STANDARD VALUE TABLE FOR ENGINE RELATED PARTS
3.2. STANDARD VALUE TABLE FOR CHASSIS RELATED PARTS
3.3. TESTING AND ADJUSTING
3.3.1. TOOLS FOR TESTING, ADJUSTING AND TROUBLESHOOTING
3.3.2. INSPECTION AND ADJUSTMENT OF ENGINE RPM
3.3.3. MEASUREMENT OF EXHAUST COLOR
3.3.4. ADJUSTMENT OF VALVE CLEARANCE
3.3.5. MEASUREMENT OF COMPRESSION PRESSURE
3.3.6. MEASUREMENT OF BLOWBY PRESSURE
3.3.7. INSPECTION AND ADJUSTMENT OF FUEL INJECTION TIMING
3.3.8. MEASUREMENT OF ENGINE OIL PRESSURE
3.3.9. ADJUSTMENT OF ENGINE SPEED SENSOR
3.3.10. INSPECTION AND ADJUSTMENT OF AIR COMPRESSOR BELT TENSION
3.3.11. EMERGENT ESCAPE FROM FAILURE IN ENGINE CONTROL SYSTEM
3.3.12. GOVERNOR MOTOR LEVER STROKE
3.3.13. HYDRAULIC PRESSURE IN WORK EQUIPMENT, SWING, TRAVEL CIRCUIT
3.3.14. PC VALVE OUTPUT PRESSURE (SERVO PISTON INPUT PRESSURE)
3.3.15. LS VALVE OUTPUT PRESSURE (SERVO PISTON INPUT PRESSURE) AND LS DIFFERENTIAL PRESSURE
3.3.16. CONTROL CIRCUIT OIL PRESSURE
3.3.17. MEASURING SOLENOID VALVE OUTPUT PRESSURE
3.3.18. MEASURING PPC VALVE OUTPUT PRESSURE
3.3.19. ADJUSTING WORK EQUIPMENT SWING PPC VALVE
3.3.20. TESTING TRAVEL DEVIATION
3.3.21. TESTING LOCATIONS CAUSING HYDRAULIC DRIFT OF WORK EQUIPMENT
3.3.22. MEASURING SWING, TRAVEL MOTOR OIL LEAKAGE
3.3.23. RELEASING REMAINING PRESSURE IN HYDRAULIC CIRCUIT
3.3.24. TESTING CLEARANCE OF SWING CIRCLE BEARING
3.3.25. TESTING WEAR OF SPROCKET
3.3.26. TESTING AND ADJUSTING TRACK SHOE TENSION
3.3.27. BLEEDING AIR
3.3.28. INSPECTION PROCEDURES FOR DIODE
3.4. TROUBLESHOOTING
3.4.1. POINTS TO REMEMBER WHEN TROUBLESHOOTING
3.4.2. SEQUENCE OF EVENTS WHEN TROUBLESHOOTING
3.4.3. POINTS TO REMEMBER WHEN CARRYING OUT MAINTENANCE
3.4.4. CHECKS BEFORE TROUBLESHOOTING
3.4.5. CLASSIFICATION AND STEPS FOR TROUBLESHOOTING
3.4.6. CONNECTOR LOCATION CHART AND ELECTRICAL CIRCUIT DIAGRAM BY SYSTEM
3.4.7. CONNECTION TABLE FOR CONNECTOR PIN NUMBERS
3.4.8. EXPLANATION OF CONTROL MECHANISM FOR ELECTRICAL SYSTEM
3.4.9. DISPLAY METHOD AND SPECIAL FUNCTIONS OF MONITOR PANEL
3.4.10. METHOD OF USING JUDGEMENT TABLE
3.4.11. METHOD OF USING TROUBLESHOOTING CHARTS
3.4.12. DETAILS OF TROUBLESHOOTING AND TROUBLESHOOTING PROCEDURE
3.4.13. TROUBLESHOOTING OF COMMUNICATIONS ABNORMALITY (N MODE)
3.4.14. TROUBLESHOOTING WHEN SERVICE CODE ELECTRICAL SYSTEM AND FAILURE CODE MECHANICAL SYSTEM ARE INDICATED
3.4.15. TROUBLESHOOTING OF ELECTRICAL SYSTEM (E MODE)
3.4.16. TROUBLESHOOTING OF HYDRAULIC AND MECHANICAL SYSTEM (H MODE)
3.4.17. TROUBLESHOOTING OF ENGINE (S MODE)
4. DISASSEMBLY AND ASSEMBLY
4.1. METHOD OF USING MANUAL
4.2. PRECAUTIONS WHEN CARRYING OUT OPERATION
4.3. SPECIAL TOOL LIST
4.4. REMOVAL OF ENGINE ASSEMBLY
4.5. INSTALLATION OF ENGINE ASSEMBLY
4.6. REMOVAL OF ENGINE FRONT SEAL
4.7. INSTALLATION OF ENGINE FRONT SEAL
4.8. REMOVAL OF ENGINE REAR SEAL
4.9. INSTALLATION OF ENGINE REAR SEAL
4.10. REMOVAL OF RADIATOR ASSEMBLY
4.11. INSTALLATION OF RADIATOR ASSEMBLY
4.12. REMOVAL OF HYDRAULIC OIL COOLER ASSEMBLY
4.13. INSTALLATION OF HYDRAULIC OIL COOLER ASSEMBLY
4.14. REMOVAL OF AFTERCOOLER ASSEMBLY
4.15. INSTALLATION OF AFTERCOOLER ASSEMBLY
4.16. REMOVAL OF FUEL TANK ASSEMBLY
4.17. INSTALLATION OF FUEL TANK ASSEMBLY
4.18. REMOVAL OF CENTER SWIVEL JOINT ASSEMBLY
4.19. DISASSEMBLY OF CENTER SWIVEL JOINT ASSEMBLY
4.20. ASSEMBLY OF CENTER SWIVEL JOINT ASSEMBLY
4.21. REMOVAL OF FINAL DRIVE ASSEMBLY
4.22. INSTALLATION OF FINAL DRIVE ASSEMBLY
4.23. DISASSEMBLY OF FINAL DRIVE ASSEMBLY
4.24. ASSEMBLY OF FINAL DRIVE ASSEMBLY
4.25. REMOVAL OF REVOLVING FRAME ASSEMBLY
4.26. INSTALLATION OF REVOLVING FRAME ASSEMBLY
4.27. REMOVAL OF SWING CIRCLE ASSEMBLY
4.28. INSTALLATION OF SWING CIRCLE ASSEMBLY
4.29. DISASSEMBLY OF RECOIL SPRING ASSEMBLY
4.30. ASSEMBLY OF RECOIL SPRING ASSEMBLY
4.31. REMOVAL OF SPROCKET
4.32. INSTALLATION OF SPROCKET
4.33. ASSEMBLY OF IDLER ASSEMBLY
4.34. ASSEMBLY OF TRACK ROLLER ASSEMBLY
4.35. EXPANSION OF TRACK SHOE ASSEMBLY
4.36. INSTALLATION OF TRACK SHOE ASSEMBLY
4.37. REMOVAL OF HYDRAULIC PUMP ASSEMBLY
4.38. INSTALLATION OF HYDRAULIC PUMP ASSEMBLY
4.39. REMOVAL OF OIL SEAL IN HYRAULIC PUMP INPUT SHAFT
4.40. INSTALLATION OF OIL SEAL IN HYRAULIC PUMP INPUT SHAFT
4.41. REMOVAL OF CONTROL VALVE ASSEMBLY
4.42. INSTALLATION OF CONTROL VALVE ASSEMBLY
4.43. DISASSEMBLY OF CONTROL VALVE ASSEMBLY
4.44. ASSEMBLY OF CONTROL VALVE ASSEMBLY
4.45. DISASSEMBLY OF WORK EQUIPMENT PPC VALVE ASSEMBLY
4.46. DISASSEMBLY OF TRAVEL PPC VALVE ASSEMBLY
4.47. ASSEMBLY OF TRAVEL PPC VALVE ASSEMBLY
4.48. REMOVAL OF WORK EQUIPMENT ASSEMBLY
4.49. INSTALLATION OF WORK EQUIPMENT ASSEMBLY
4.50. DISASSEMBLY OF HYDRAULIC CYLINDER ASSEMBLY
4.51. ASSEMBLY OF HYDRAULIC CYLINDER ASSEMBLY
4.52. REMOVAL OF OPERATORS CAB ASSEMBLY
4.53. INSTALLATION OF OPERATORS CAB ASSEMBLY
4.54. REMOVAL OF FLOOR FRAME ASSEMBLY
4.55. INSTALLATION OF FLOOR FRAME ASSEMBLY
4.56. REMOVAL OF AIR CONDITIONER COMPRESSOR ASSEMBLY
4.57. INSTALLATION OF AIR CONDITIONER COMPRESSOR ASSEMBLY
4.58. REMOVAL OF AIR CONDITIONER CONDENSER ASSEMBLY
4.59. INSTALLATION OF AIR CONDITIONER CONDENSER ASSEMBLY
4.60. REMOVAL OF AIR CONDITIONER UNIT ASSEMBLY
4.61. INSTALLATION OF AIR CONDITIONER UNIT ASSEMBLY
4.62. REMOVAL, INSTALLATION OF COUNTERWEIGHT ASSEMBLY
4.63. REMOVAL OF MONITOR PANEL ASSEMBLY
4.64. INSTALLATION OF MONITOR PANEL ASSEMBLY
4.65. REMOVAL OF SWING MOTOR AND SWING MACHINERY ASSEMBLY
4.66. INSTALLATION OF SWING MOTOR AND SWING MACHINERY ASSEMBLY
4.67. DISASSEMBLY OF SWING MOTOR AND SWING MACHINERY ASSEMBLY
4.68. ASSEMBLY OF SWING MOTOR AND SWING MACHINERY ASSEMBLY
4.69. REMOVAL OF HYDRAULIC TANK ASSEMBLY
4.70. INSTALLATION OF HYDRAULIC TANK ASSEMBLY
5. OTHERS
5.1. HYDRAULIC CIRCUIT DIAGRAM
5.2. ELECTRICAL CIRCUIT DIAGRAM (1/4)
5.3. ELECTRICAL CIRCUIT DIAGRAM (2/4)
5.4. ELECTRICAL CIRCUIT DIAGRAM (3/4)
5.5. ELECTRICAL CIRCUIT DIAGRAM (4/4)

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