Komatsu WA50-3 Avance Wheel Loader Shop Manual SEBM017803
Komatsu WA50-3 Avance Wheel Loader Shop Manual SEBM017803 - Image 2
Komatsu WA50-3 Avance Wheel Loader Shop Manual SEBM017803 - Image 3
Komatsu WA50-3 Avance Wheel Loader Shop Manual SEBM017803 - Image 4
Komatsu WA50-3 Avance Wheel Loader Shop Manual SEBM017803 - Image 5

Komatsu WA50-3 Avance Wheel Loader Shop Manual SEBM017803

$50.00

  • Type Of Manual: Shop Manual
  • Manual ID: SEBM017803
  • Format: PDF
  • Size: 30.8MB
  • Number of Pages: 396
Category:

Description

  • Model List:

    • WA50-3 Avance Wheel 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. RADIATOROIL COOLER
  • 4.4. HST PIPING
  • 4.5. HST HYDRAULIC CIRCUIT DIAGRAM
  • 4.6. MAIN PISTON PUMP
  • 4.7. HIGHPRESSURE RELIEF VALVE
  • 4.8. LOWPRESSURE RELIEF VALVE
  • 4.9. WORK EQUIPMENTSTEERING PUMP, HST CHARGE PUMP
  • 4.10. CHARGE PUMP OIL FILTER
  • 4.11. SPEED RELATED VALVE (DA VALVE)
  • 4.12. PISTON MOTOR
  • 4.13. DIRECTIONAL SHUTTLE VALVE
  • 4.14. CENTER HINGE PIN
  • 4.15. TIREWHEEL
  • 4.16. STEERING PIPING
  • 4.17. STEERING COLUMN
  • 4.18. PRIORITY VALVE
  • 4.19. STEERING VALVE (ORBITROLL)
  • 4.20. BRAKE, PARKING BRAKE CONTROL
  • 4.21. BRAKE (ALSO USED AS PARKING BRAKE)
  • 4.22. WORK EQUIPMENT PIPING
  • 4.23. WORK EQUIPMENT HYDRAULIC SYSTEM DIAGRAM
  • 4.24. WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM
  • 4.25. WORK EQUIPMENT LEVER LINKAGE
  • 4.26. HYDRAULIC TANK
  • 4.27. HYDRAULIC FILTER
  • 4.28. MAIN CONTROL VALVE
  • 4.29. WORK EQUIPMENT LINKAGE
  • 4.30. BUCKET
  • 4.31. BUCKET POSITIONER
  • 4.32. PROXIMITY SWITCH
  • 4.33. ROPS CANOPY
  • 4.34. CENTRAL PANEL (CLUSTER GAUGE)
  • 4.35. ENGINE START CIRCUIT
  • 4.36. ENGINE STOP CIRCUIT
  • 4.37. PREHEATING CIRCUIT
  • 4.38. PARKING BRAKE CIRCUIT
  • 5. TESTING AND ADJUSTING
  • 5.1. STANDARD VALUE TABLE FOR ENGINE
  • 5.2. STANDARD VALUE TABLE FOR CHASSIS
  • 5.3. TABLE OF TOOLS FOR TESTING, ADJUSTING, AND TROUBLESHOOTING
  • 5.4. ADJUSTING VALVE CLEARANCE
  • 5.5. MEASURING COMPRESSION PRESSURE
  • 5.6. TESTING AND ADJUSTING FUEL INJECTION TIMING
  • 5.7. BLEEDING AIR FROM FUEL CIRCUIT
  • 5.8. TESTING AND ADJUSTING FAN BELT TENSION
  • 5.9. TESTING FOR ABNORMALITY IN FUEL LEVEL SENSOR
  • 5.10. MEASURING ACCELERATOR PEDAL
  • 5.11. MEASURING OPERATING EFFORT, TRAVEL OF DIRECTIONAL LEVER
  • 5.12. MEASURING STALL SPEED
  • 5.13. MEASURING HST OIL PRESSURE
  • 5.14. TESTING AND ADJUSTING STEERING WHEEL
  • 5.15. MEASURING OPERATING TIME FOR STEERING WHEEL
  • 5.16. MEASURING STEERING PRESSURE
  • 5.17. TESTING AND ADJUSTING BRAKE PEDAL
  • 5.18. MEASURING OPERATION EFFORT, TRAVEL OF BRAKE PEDAL
  • 5.19. MEASURING BRAKE PERFORMANCE
  • 5.20. MEASURING PARKING BRAKE PERFORMANCE
  • 5.21. MEASURING BRAKE DISC WEAR
  • 5.22. TESTING AND ADJUSTING INCHING VALVE LINKAGE
  • 5.23. MEASURING AND ADJUSTING WORK EQUIPMENT CONTROL LEVER
  • 5.24. MEASURING TRAVEL OF MAIN CONTROL VALVE SPOOL
  • 5.25. MEASURING WORK EQUIPMENT PRESSURE
  • 5.26. TESTING AND ADJUSTING BUCKET POSITIONER
  • 5.27. TROUBLESHOOTING
  • 5.27.1. POINTS TO REMEMBER WHEN TROUBLESHOOTING
  • 5.27.2. SEQUENCE OF EVENTS IN TROUBLESHOOTING
  • 5.27.3. POINTS TO REMEMBER WHEN CARRYING OUT MAINTENANCE
  • 5.27.4. CHECKS BEFORE TROUBLESHOOTING
  • 5.27.5. TROUBLESHOOTING OF ELECTRICAL SYSTEM
  • 5.27.5.1. E1 ENGINE DOES NOT START
  • 5.27.6. TROUBLESHOOTING HYDRAULIC SYSTEM (H MODE)
  • 5.27.6.1. TROUBLESHOOTING
  • 5.27.6.2. CHECKING MACHINE BEFORE TROUBLESHOOTING
  • 5.27.6.3. CHECKING HST BEFORE TROUBLESHOOTING
  • 5.27.6.4. H1 IMPOSSIBLE TO TRAVEL IN EITHER DIRECTION (FORWARD OR REVERSE)
  • 5.27.6.5. H2 IMPOSSIBLE TO TRAVEL IN ONE DIRECTION ONLY (EITHER FORWARD OR REVERSE)
  • 5.27.6.6. H3 LACKS SPEED IN BOTH DIRECTIONS (FORWARD AND REVERSE)
  • 5.27.6.7. H4 LACKS SPEED IN ONE DIRECTION ONLY (FORWARD OR REVERSE)
  • 5.27.6.8. H5 LACKS DRAWBAR PULL IN BOTH DIRECTIONS (FORWARD AND REVERSE)
  • 5.27.6.9. H6 LACKS DRAWBAR PULL IN ONE DIRECTION ONLY (FORWARD OR REVERSE)
  • 5.27.6.10. H7 ENGINE SPEED IS HIGH WHEN STARTING IN BOTH DIRECTIONS (FORWARD AND REVERSE)
  • 5.27.6.11. H8 ENGINE SPEED IS HIGH WHEN STARTING IN ONE DIRECTION ONLY (FORWARD OR REVERSE)
  • 6. DISASSEMBLY AND ASSEMBLY
  • 6.1. HOW TO READ THIS MANUAL
  • 6.2. PRECAUTIONS WHEN CARRYING OUT OPERATION
  • 6.3. SPECIAL TOOLS LIST
  • 6.4. REMOVAL OF FUEL INJECTION PUMP ASSEMBLY
  • 6.5. INSTALLATION OF FUEL INJECTION PUMP ASSEMBLY
  • 6.6. REMOVAL OF ENGINE ASSEMBLY
  • 6.7. INSTALLATION OF ENGINE ASSEMBLY
  • 6.8. REMOVAL OF ENGINE ASSEMBLY
  • 6.9. INSTALLATION OF ENGINE ASSEMBLY
  • 6.10. REMOVAL OF RADIATOR
  • 6.11. INSTALLATION OF RADIATOR
  • 6.12. REMOVAL OF RADIATOR
  • 6.13. INSTALLATION OF RADIATOR
  • 6.14. REMOVAL OF FUEL TANK
  • 6.15. INSTALLATION OF FUEL TANK
  • 6.16. REMOVAL OF MAIN PISTON PUMP ASSEMBLY
  • 6.17. INSTALLATION OF MAIN PISTON PUMP ASSEMBLY
  • 6.18. DISASSEMBLY OF MAIN PISTON PUMP ASSEMBLY
  • 6.19. ASSEMBLY OF MAIN PISTON PUMP ASSEMBLY
  • 6.20. REMOVAL OF PISTON MOTOR ASSEMBLY
  • 6.21. INSTALLATION OF PISTON MOTOR ASSEMBLY
  • 6.22. DISASSEMBLY OF PISTON MOTOR ASSEMBLY
  • 6.23. ASSEMBLY OF PISTON MOTOR ASSEMBLY
  • 6.24. REMOVAL OF ENGINE AND TRANSFER ASSEMBLIES
  • 6.25. INSTALLATION OF ENGINE AND TRANSFER ASSEMBLY
  • 6.26. REMOVAL OF ENGINE AND TRANSFER ASSEMBLIES
  • 6.27. INSTALLATION OF ENGINE AND TRANSFER ASSEMBLIES
  • 6.28. DISASSEMBLY OF TRANSFER
  • 6.29. ASSEMBLY OF TRANSFER ASSEMBLY
  • 6.30. DISASSEMBLY OF DRIVE SHAFT
  • 6.31. ASSEMBLY OF DRIVE SHAFT
  • 6.32. REMOVAL OF FRONT AXLE
  • 6.33. INSTALLATION OF FRONT AXLE
  • 6.34. REMOVAL OF REAR AXLE
  • 6.35. INSTALLATION OF REAR AXLE
  • 6.36. DISASSEMBLY OF DIFFERENTIALS
  • 6.37. ASSEMBLY OF DIFFERENTIAL
  • 6.38. DISASSEMBLY OF AXLE HOUSINGS
  • 6.39. ASSEMBLY OF AXLE HOUSING
  • 6.40. REMOVAL OF CENTER HINGE PIN
  • 6.41. INSTALLATION OF CENTER HINGE PIN
  • 6.42. REMOVAL OF STEERING VALVE
  • 6.43. INSTALLATION OF STEERING VALVE
  • 6.44. DISASSEMBLY OF STEERING VALVE
  • 6.45. DISASSEMBLY OF RELIEF VALVE HOUSING SIDE OF STEERING VALVE
  • 6.46. ASSEMBLY OF RELIEF VALVE HOUSING SIDE OF STEERING VALVE
  • 6.47. REMOVAL OF STEERING CYLINDER
  • 6.48. INSTALLATION OF STEERING CYLINDER
  • 6.49. REMOVAL OF PARKING BRAKE
  • 6.50. INSTALLATION OF PARKING BRAKE
  • 6.51. REMOVAL OF HYDRAULIC TANK
  • 6.52. INSTALLATION OF HYDRAULIC TANK
  • 6.53. REMOVAL OF WORK EQUIPMENT VALVE
  • 6.54. INSTALLATION OF WORK EQUIPMENT VALVE
  • 6.55. REMOVAL OF BUCKET CYLINDER
  • 6.56. INSTALLATION OF BUCKET CYLINDER
  • 6.57. REMOVAL OF BOOM CYLINDER
  • 6.58. INSTALLATION OF BOOM CYLINDER
  • 6.59. DISASSEMBLY OF HYDRAULIC CYLINDER ASSEMBLIES
  • 6.60. ASSEMBLY OF HYDRAULIC CYLINDER ASSEMBLIES
  • 6.61. REMOVAL OF WORK EQUIPMENT
  • 6.62. INSTALLATION OF WORK EQUIPMENT
  • 6.63. REMOVAL OF COUNTERWEIGHT
  • 6.64. INSTALLATION OF COUNTERWEIGHT
  • 6.65. REMOVAL OF INSTRUMENTS PANEL
  • 6.66. INSTALLATION OF INSTRUMENTS PANEL
  • 7. MAINTENANCE STANDARD
  • 7.1. TRANSMISSIONENGINE MOUNT
  • 7.2. WORK EQUIPMENTSTEERING PUMP, HST CHARGE PUMP
  • 7.3. TRANSFER
  • 7.4. HST INCHING VALVE
  • 7.5. DRIVE SHAFT
  • 7.6. DIFFERENTIAL (1/2)
  • 7.7. DIFFERENTIAL (2/2)
  • 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. HYDRAULIC CYLINDER
  • 7.16. WORK EQUIPMENT LINKAGE
  • 7.17. BUCKET
  • 7.18. BUCKET POSITIONER
  • 8. OTHERS
  • 8.1. ELECTRIC CIRCUIT DIAGRAM
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