Komatsu WA300L-3 Avance Loader Shop Manual SEBM017300

Description

• Model List:
  • WA300L-3 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
• 4.5. TORQUE CONVERTER OIL FILTER
• 4.6. TRANSMISSION
• 4.7. TRANSMISSION CONTROL VALVE
• 4.8. DRIVE SHAFT
• 4.9. AXLE
• 4.10. DIFFERENTIAL
• 4.11. FINAL DRIVE
• 4.12. AXLE MOUNT,CENTER HINGE PIN
• 4.13. STEERING PIPING
• 4.14. STEERING COLUMN
• 4.15. PRIORITY VALVE
• 4.16. STEERING VALVE (ORBITROLL)
• 4.17. WAY RESTRICTOR VALVE
• 4.18. BRAKE PIPING
• 4.19. BRAKE VALVE
• 4.20. BRAKE CHARGER VALVE
• 4.21. ACCUMULATOR (FOR BRAKE)
• 4.22. BRAKE
• 4.23. PARKING BRAKE CONTROL
• 4.24. PARKING BRAKE
• 4.25. HYDRAULIC PIPING
• 4.26. WORK EQUIPMENT LEVER LINKAGE
• 4.27. HYDRAULIC TANK
• 4.28. MAIN CONTROL VALVE
• 4.29. WORK EQUIPMENT LINKAGE
• 4.30. BUCKET POSITIONER AND BOOM KICKOUT
• 4.31. AIR CONDITIONER (OPT)
• 4.32. CENTRAL PANEL (CLUSTER GAUGE)
• 4.33. SENSORS
• 4.34. ENGINE STARTING CIRCUIT
• 4.35. ENGINE STOP CIRCUIT
• 4.36. ENGINE STOP SOLENOID
• 4.37. AUTOMATIC PREHEATING CIRCUIT (Q.H.S. CONTROLLER)
• 4.38. ELECTRIC TRANSMISSION CONTROL
• 4.39. KICKDOWN SWITCH
• 4.40. KICKDOWN ELECTRICAL CIRCUIT DIAGRAM
• 4.41. TRANSMISSION CUTOFF SWITCH
• 4.42. 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 TESTINGS,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 TORQUE CONVERTER,TRANSMISSION OIL PRESSURE
• 5.16. PROCEDURE FOR MOVING MACHINE WHEN TRANSIMISSION VALVE FAILS
• 5.17. TESTING AND ADJUSTING STEERING OIL PRESSURE
• 5.18. BLEEDING AIR FROM STEERING CIRCUIT
• 5.19. TESTING WHEEL BRAKE PERFORMANCE
• 5.20. TESTING DROP IN WHEEL BRAKE OIL PRESSURE
• 5.21. MEASURING WHEEL BRAKE DISC WEAR
• 5.22. BLEEDING AIR FROM WHEEL BRAKE CIRCUIT
• 5.23. TESTING AND ADJUSTING ACCUMULATOR CHARGE CUTIN AND CUTOUT PRESSURE
• 5.24. MEASURING PARKING BRAKE PERFORMANCE
• 5.25. TESTING AND ADJUSTING PARKING BRAKE CONTROL CABLE
• 5.26. TESTING WEAR OF PARKING BRAKE DISC
• 5.27. MEASURING WORK EQUIPMENT HYDRAULIC PRESSURE
• 5.28. BLEEDING AIR FROM WORK EQUIPMENT CIRCUIT
• 5.29. ADJUSTING WORK EQUIPMENT LEVER LINKAGE
• 5.30. ADJUSTING SAFETY LOCK LEVER
• 5.31. TESTING AND ADJUSTING OF BUCKET PROXIMITY SWITCH
• 5.32. TESTING AND ADJUSTING OF BOOM PROXIMITY SWITCH
• 5.33. TROUBLESHOOTING
• 5.33.1. POINTS TO REMEMBER WHEN TROUBLESHOOTING
• 5.33.2. SEQUENCE OF EVENTS IN TROUBLESHOOTING
• 5.33.3. POINTS TO REMEMBER WHEN CARRYING OUT MAINTENANCE
• 5.33.4. CHECKS BEFORE TROUBLESHOOTING
• 5.33.5. METHOD OF USING TROUBLESHOOTING CHARTS
• 5.33.6. CONNECTOR TYPES AND MOUNTING LOCATIONS
• 5.33.7. CONNECTOR PIN ARRANGEMENT DIAGRAM
• 5.33.8. CONNECTION TABLE FOR CONNECTOR PIN NUMBERS
• 5.33.9. TROUBLESHOOTING OF ENGINE SYSTEM (S MODE)
• 5.33.10. TROUBLESHOOTING OF ELECTRICAL SYSTEM (E MODE)
• 5.33.11. 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 CORE
• 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
• 6.17. CENTER HINGE PIN
• 6.17.1. REMOVAL AND INSTALLATION
• 6.18. STEERING CYLINDER
• 6.18.1. REMOVAL AND INSTALLATION
• 6.19. RIGHT BRAKE VALVE (TANDEM)
• 6.19.1. DISASSEMBLY
• 6.19.2. ASSEMBLY
• 6.20. LEFT BRAKE VALVE (SINGLE)
• 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. REMOVAL AND INSTALLATION
• 6.29. ACCUMULATOR CHARGE VALVE
• 6.29.1. REMOVAL AND INSTALLATION
• 6.30. ACCUMULATOR UNIT
• 6.30.1. REMOVAL AND INSTALLATION
• 6.31. AIR CONDITIONER UNIT
• 6.31.1. REMOVAL
• 6.31.2. INSTALLATION
• 6.32. AIR CONDITIONER CONDENSER
• 6.32.1. REMOVAL
• 6.32.2. INSTALLATION
• 6.33. DRY RECEIVER
• 6.33.1. REMOVAL AND INSTALLATION
• 6.34. AIR CONDITIONER COMPRESSOR
• 6.34.1. REMOVAL
• 6.34.2. INSTALLATION
• 6.35. MONITOR PANEL
• 6.35.1. 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 (1/2)
• 7.8. DIFFERENTIAL (2/2)
• 7.9. FINAL DRIVE
• 7.10. AXLE MOUNT
• 7.11. CENTER HINGE PIN
• 7.12. STEERING COLUMN
• 7.13. PRIORITY VALVE
• 7.14. STEERING CYLINDER MOUNT
• 7.15. BRAKE
• 7.16. BRAKE VALVE
• 7.17. PARKING BRAKE
• 7.18. HYDRAULIC PUMP (STEERING,HYDRAULIC,BRAKE CHARGE PUMP)
• 7.19. MAIN CONTROL VALVE
• 7.20. HYDRAULIC CYLINDER
• 7.21. WORK EQUIPMENT LINKAGE
• 7.22. BUCKET
• 7.23. BUCKET POSITIONER AND BOOM KICKOUT
• 8. OTHERS
• 8.1. TORQUE CONVERTER,TRANSMISSION HYDRAULIC CIRCUIT DIAGRAM
• 8.2. BRAKE HYDRAULIC CIRCUIT DIAGRAM
• 8.3. WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
• 8.4. ELECTRIC CIRCUIT DIAGRAM (1/3)
• 8.5. ELECTRIC CIRCUIT DIAGRAM (2/3)
• 8.6. ELECTRIC CIRCUIT DIAGRAM (3/3)