Komatsu WA320-3 Custom Avance Loader Shop Manual SEBM010303

Description

• Model List:
  • WA320-3 Custom Avance Loader

• 1. COVER
• 2. CONTENTS
• 3. GENERAL
• 3.1. GENERAL ASSEMBLY DRAWING
• 3.2. SPECIFICATIONS
• 3.3. WEIGHT TABLE
• 3.4. LIST OF LUBRICANT AND WATER
• 4. STRUCTURE AND FUNCTION
• 4.1. POWER TRAIN
• 4.2. POWER TRAIN SYSTEM
• 4.3. TORQUE CONVERTER, TRANSMISSION PIPING
• 4.4. TORQUE CONVERTER, TRANSMISSION HYDRAULIC SYSTEM DIAGRAM
• 4.5. TORQUE CONVERTER, TRANSMISSION HYDRAULIC CIRCUIT DIAGRAM
• 4.6. TORQUE CONVERTER
• 4.7. TORQUE CONVERTER OIL FILTER
• 4.8. TRANSMISSION
• 4.9. TRANSMISSION CONTROL VALVE
• 4.10. DRIVE SHAFT
• 4.11. AXLE
• 4.12. DIFFERENTIAL
• 4.13. FINAL DRIVE
• 4.14. AXLE MOUNT, CENTER HINGE PIN
• 4.15. STEERING PIPING
• 4.16. STEERING COLUMN
• 4.17. PRIORITY VALVE
• 4.18. STEERING VALVE (ORBITROLL)
• 4.19. WAY RESTRICTOR VALVE
• 4.20. BRAKE PIPING
• 4.21. BRAKE HYDRAULIC CIRCUIT DIAGRAM
• 4.22. BRAKE VALVE
• 4.23. BRAKE CHARGE VALVE
• 4.24. ACCUMULATOR (FOR BRAKE)
• 4.25. BRAKE
• 4.26. PARKING BRAKE CONTROL
• 4.27. PARKING BRAKE
• 4.28. HYDRAULIC PIPING
• 4.29. WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
• 4.30. WORK EQUIPMENT LEVER LINKAGE
• 4.31. HYDRAULIC TANK
• 4.32. MAIN CONTROL VALVE
• 4.33. WORK EQUIPMENT LINKAGE
• 4.34. BUCKET
• 4.35. BUCKET POSITIONER
• 4.37. AIR CONDITIONER
• 4.38. ELECTRIC CIRCUIT DIAGRAM
• 4.39. ENGINE STARTING CIRCUIT
• 4.40. ENGINE STOP CIRCUIT
• 4.41. ENGINE STOP SOLENOID
• 4.42. PREHEATING CIRCUIT
• 4.43. ELECTRIC TRANSMISSION CONTROL
• 4.44. KICKDOWN SWITCH
• 4.45. KICKDOWN ELECTRICAL CIRCUIT DIAGRAM
• 4.46. TRANSMISSION CUTOFF SWITCH
• 4.47. TRANSMISSION CUTOFF FUNCTION
• 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. TABLE OF TOOLS FOR TESTING, ADJUSTING, AND TROUBLESHOOTING
• 5.5. MEASURING ENGINE SPEED
• 5.6. MEASURING EXHAUST GAS COLOR
• 5.7. ADJUSTING VALVE CLEARANCE
• 5.8. MEASURING COMPRESSION PRESSURE
• 5.9. MEASURING BLOWBY PRESSURE
• 5.10. TESTING AND ADJUSTING FUEL INJECTION TIMING
• 5.11. MEASURING ENGINE OIL PRESSURE
• 5.12. TESTING AND ADJUSTING AIR CONDITIONER COMPRESSOR BELT TENSION
• 5.13. TESTING AND ADJUSTING ENGINE STOP SOLENOID LINKAGE
• 5.14. ADJUSTING ACCELERATOR ACTUATOR CABLE
• 5.15. TESTING AND ADJUSTING FUEL CONTROL CABLE
• 5.16. TESTING AND ADJUSTING TORQUE CONVERTER, TRANSMISSION OIL PRESSURE
• 5.17. PROCEDURE FOR MOVING MACHINE WHEN TRANSMISSION VALVE FAILS
• 5.18. TESTING AND ADJUSTING STEERING OIL PRESSURE
• 5.19. BLEEDING AIR FROM STEERING CIRCUIT
• 5.20. TESTING WHEEL BRAKE PERFORMANCE
• 5.21. TESTING DROP IN WHEEL BRAKE OIL PRESSURE
• 5.22. MEASURING WHEEL BRAKE DISC WEAR
• 5.23. BLEEDING AIR FROM WHEEL BRAKE CIRCUIT
• 5.24. TESTING AND ADJUSTING ACCUMULATOR CHARGE CUTIN AND CUTOUT PRESSURE
• 5.25. MEASURING PARKING BRAKE PERFORMANCE
• 5.26. TESTING AND ADJUSTING PARKING BRAKE CONTROL CABLE
• 5.27. TESTING WEAR OF PARKING BRAKE DISC
• 5.28. MEASURING WORK EQUIPMENT HYDRAULIC PRESSURE
• 5.29. BLEEDING AIR FROM WORK EQUIPMENT CIRCUIT
• 5.30. ADJUSTING WORK EQUIPMENT LEVER LINKAGE
• 5.31. ADJUSTING SAFETY LOCK LEVER
• 5.32. TESTING AND ADJUSTING OF BUCKET PROXIMITY SWITCH
• 5.33. TESTING AND ADJUSTING OF BOOM PROXIMITY SWITCH
• 5.34. TROUBLESHOOTING
• 5.34.1. POINTS TO REMEMBER WHEN TROUBLESHOOTING
• 5.34.2. SEQUENCE OF EVENTS IN TROUBLESHOOTING
• 5.34.3. POINTS TO REMEMBER WHEN CARRYING OUT MAINTENANCE
• 5.34.4. CHECKS BEFORE TROUBLESHOOTING
• 5.34.5. METHOD OF USING TROUBLESHOOTING CHARTS
• 5.34.6. CONNECTOR TYPES AND MOUNTING LOCATIONS
• 5.34.7. CONNECTOR PIN ARRANGEMENT DIAGRAM
• 5.34.8. CONNECTION TABLE FOR CONNECTOR PIN NUMBERS
• 5.34.9. TROUBLESHOOTING OF ENGINE SYSTEM (S MODE)
• 5.34.10. TROUBLESHOOTING OF ELECTRICAL SYSTEM (E MODE)
• 5.34.11. TROUBLESHOOTING OF HYDRAULIC AND MECHANICAL SYSTEM (H MODE)
• 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. STARTING MOTOR
• 6.5.1. REMOVAL AND INSTALLATION
• 6.6. ALTERNATOR
• 6.6.1. REMOVAL AND INSTALLATION
• 6.7. ENGINE OIL COOLER
• 6.7.1. REMOVAL AND INSTALLATION
• 6.8. FUEL INJECTION PUMP
• 6.8.1. REMOVAL
• 6.8.2. INSTALLATION
• 6.9. WATER PUMP
• 6.9.1. REMOVAL AND INSTALLATION
• 6.10. TURBOCHARGER
• 6.10.1. REMOVAL AND INSTALLATION
• 6.11. NOZZLE HOLDER
• 6.11.1. REMOVAL
• 6.11.2. INSTALLATION
• 6.12. THERMOSTAT
• 6.12.1. REMOVAL AND INSTALLATION
• 6.13. TORQUE CONVERTER CHARGING PUMP
• 6.13.1. REMOVAL AND INSTALLATION
• 6.14. TORQUE CONVERTER, TRANSMISSION
• 6.14.1. REMOVAL
• 6.14.2. INSTALLATION
• 6.15. TORQUE CONVERTER
• 6.16. TRANSMISSION CONTROL VALVE
• 6.16.1. REMOVAL
• 6.16.2. INSTALLATION
• 6.16.3. DISASSEMBLY
• 6.16.4. ASSEMBLY
• 6.17. TRANSMISSION SOLENOID VALVE
• 6.17.1. DISASSEMBLY AND ASSEMBLY
• 6.18. CENTER HINGE PIN
• 6.18.1. REMOVAL AND INSTALLATION
• 6.19. STEERING CYLINDER
• 6.19.1. REMOVAL AND INSTALLATION
• 6.20. BRAKE VALVE
• 6.20.1. DISASSEMBLY
• 6.20.2. ASSEMBLY
• 6.21. PARKING BRAKE DISC
• 6.21.1. REMOVAL
• 6.21.2. INSTALLATION
• 6.22. HYDRAULIC TANK
• 6.22.1. REMOVAL AND INSTALLATION
• 6.23. HYDRAULIC FILTER
• 6.23.1. REMOVAL AND INSTALLATION
• 6.24. HYDRAULIC COOLER
• 6.24.1. REMOVAL AND INSTALLATION
• 6.25. HYDRAULIC STEERING PUMP
• 6.25.1. REMOVAL AND INSTALLATION
• 6.26. MAIN CONTROL VALVE
• 6.26.1. REMOVAL
• 6.26.2. INSTALLATION
• 6.26.3. DISASSEMBLY
• 6.26.4. ASSEMBLY
• 6.27. BUCKET CYLINDER
• 6.28. HYDRAULIC CYLINDER
• 6.28.1. DISASSEMBLY
• 6.28.2. ASSEMBLY
• 6.29. WORK EQUIPMENT
• 6.29.1. REMOVAL
• 6.29.2. INSTALLATION
• 6.30. COUNTERWEIGHT
• 6.30.1. REMOVAL AND INSTALLATION
• 6.31. FUEL TANK
• 6.31.1. REMOVAL
• 6.31.2. INSTALLATION
• 6.32.1. REMOVAL AND INSTALLATION
• 6.33. FLOOR FRAME
• 6.33.1. REMOVAL
• 6.33.2. INSTALLATION
• 6.34. ACCUMULATOR CHARGE VALVE
• 6.34.1. REMOVAL AND INSTALLATION
• 6.35. ACCUMULATOR UNIT
• 6.35.1. REMOVAL AND INSTALLATION
• 6.36. AIR CONDITIONER UNIT
• 6.36.1. REMOVAL
• 6.36.2. INSTALLATION
• 6.37. AIR CONDITIONER COMPRESSOR
• 6.37.1. REMOVAL
• 6.37.2. INSTALLATION
• 6.38. MONITOR PANEL
• 6.38.1. REMOVAL AND INSTALLATION
• 7. MAINTENANCE STANDARD
• 7.1. ENGINE MOUNT, TRANSMISSION MOUNT
• 7.2. TORQUE CONVERTER CHARGING PUMP
• 7.3. TORQUE CONVERTER
• 7.4. TRANSMISSION
• 7.5. TRANSMISSION CONTROL VALVE
• 7.6. DRIVE SHAFT
• 7.7. DIFFERENTIAL
• 7.8. FINAL DRIVE
• 7.9. AXLE MOUNT
• 7.10. CENTER HINGE PIN
• 7.11. STEERING COLUMN
• 7.12. PRIORITY VALVE
• 7.13. STEERING CYLINDER MOUNT
• 7.14. BRAKE
• 7.15. BRAKE VALVE
• 7.16. PARKING BRAKE
• 7.17. HYDRAULIC PUMP (SEERING, HYDRAULIC, BRAKE CHARGE PUMP)
• 7.18. MAIN CONTROL VALVE
• 7.19. HYDRAULIC CYLINDER
• 7.20. WORK EQUIPMENT LINKAGE
• 7.21. BUCKET
• 7.22. BUCKET POSITIONER AND BOOM KICKOUT
• 8. OTHERS
• 8.1. ELECTRIC CIRCUIT DIAGRAM (1/2)
• 8.2. ELECTRIC CIRCUIT DIAGRAM (2/2)