Komatsu WA90-5, WA100M-5 Wheel Loader Shop Manual VEBM270100

Description

• Model List:
  • WA90-5 Wheel Loader
  • WA100M-5 Wheel Loader

• 1. SAFETY
• 1.1. Safety notice
• 1.2. Foreword
• 1.3. How to read the shop manual
• 1.4. Hoisting instructions
• 2. GENERAL
• 2.1. Dimensions, weights and operating data WA905
• 2.2. Specifications WA905
• 2.3. Weight table WA905
• 2.4. Dimensions, weights and operating data WA100M5
• 2.5. Specifications WA100M5
• 2.6. Weight table WA100M5
• 2.7. Lubricants and operating mediums WA905
• 2.8. Lubricants and operating mediums WA100M5
• 2.9. Basic procedures of maintenance
• 2.10. Torque list screws and nuts
• 3. STRUCTURE AND FUNCTION
• 3.1. Steering system
• 3.2. Powertrain
• 3.3. Closed circuit
• 3.4. Hydraulic drive system
• 3.5. Variable displacement pump
• 3.6. Variable displacement motor
• 3.7. Drive shaft
• 3.8. Axle mounting front axle
• 3.9. Axle mounting rear axle
• 3.10. Front axle
• 3.11. Rear axle with transfer box
• 3.12. Transfer box TB172
• 3.13. Limited slip differential
• 3.14. Locking differential
• 3.15. Wheel hub, front and rear axle
• 3.16. Service brake, front axle
• 3.17. Parking brake, front axle
• 3.18. Service and parking brake circuit
• 3.19. Service brake assembly
• 3.20. Mainbrake Valve
• 3.21. Steering articulation joint
• 3.22. Work equipment hydraulic
• 3.23. PPCValve
• 3.24. Main control valve
• 3.25. WA905 Lift cylinder
• 3.26. WA100M5 Lift cylinder
• 3.27. WA905 Dump cylinder
• 3.28. WA100M5 Dump cylinder
• 3.29. Steering cylinder
• 3.30. Loader Linkage with quickcoupler
• 3.31. Quickcoupler
• 3.32. Monitor display
• 3.33. Sensors
• 3.34. Ribbon heater
• 3.35. Engine stop / start / preheating circuit
• 3.36. Electrical fuses and relays
• 3.37. Electrical diagrams
• 3.38. Air conditioner (option)
• 4. TESTING AND ADJUSTING
• 4.1. Standard value table for engine WA905 / WA100M5
• 4.2. Standard value table for chassis WA905
• 4.3. Standard value table for chassis WA100M5
• 4.4. Standard value table for electrical parts
• 4.5. Test certificate WA905
• 4.6. Test certificate WA100M5
• 4.7. Valve lash clearance
• 4.8. Engine compression test
• 4.9. Injection nozzle pressure
• 4.10. Fuel injection timing
• 4.11. Vbelt tension
• 4.12. Engine RPM
• 4.13. RPMdependant drive takeup
• 4.14. Engine stall torque RPM
• 4.15. Feed pump and servo oil pressure
• 4.16. Hydraulic pressure cutoff
• 4.17. Working hydraulic pressure
• 4.18. Steering oil pressure
• 4.19. Pressure Accumulator
• 4.20. Operating time for steering wheel
• 4.21. Operating force of steering wheel
• 4.22. Disc brake
• 4.23. Inch valve basic adjustment
• 4.24. Brake efficiency
• 4.25. Parking brake efficiency
• 4.26. Travel speed
• 5. DISASSEMBLY AND ASSEMBLY
• 5.1. Comments
• 5.2. Starter assembly
• 5.3. Alternator assembly
• 5.4. Water pump assembly
• 5.5. Engine cover assembly
• 5.6. Engine cover support assembly
• 5.7. Engine assembly
• 5.8. Clutch assembly
• 5.9. Radiator assembly
• 5.10. Fan assembly
• 5.11. Main brake cylinder assembly
• 5.12. Priority valve assembly
• 5.13. Orbitrollvalve assembly
• 5.14. Counterweight assembly
• 5.15. Main control valve assembly
• 5.16. Pilot valve assembly
• 5.17. Monitor assembly
• 5.18. Articulated joint assembly
• 5.19. Variable motor assembly
• 5.20. Rear axle assembly
• 5.21. Front axle assembly
• 5.22. Front axle
• 5.23. Brake caliper
• 5.24. Rear axle
• 5.25. Variable displacement pump assembly
• 5.26. Hydraulic pump assemblies
• 5.27. Turbocharger assembly
• 5.28. Quickattach coupler assembly
• 5.29. Steering cylinder assembly
• 5.30. Lift cylinder assembly
• 5.31. Dump cylinder assembly
• 5.32. Replacing windows in drivers cab
• 6. OTHERS
• 7. Hydraulic circuit diagram 1/3
• 8. Hydraulic circuit diagram 2/3
• 9. Hydraulic circuit diagram 3/3
• 10. Wiring diagram 1/5
• 11. Wiring diagram 2/5
• 12. Wiring diagram 3/5
• 13. Wiring diagram 4/5
• 14. Wiring diagram 5/5
• 15. Wiring diagram, Speed control
• 16. Wiring diagram, Immobilizer