komatsu wb140ps 2n wb150ps 2n backhoe loader shop manual cebm011100 1

komatsu wb140ps 2n wb150ps 2n backhoe loader shop manual cebm011100 2

komatsu wb140ps 2n wb150ps 2n backhoe loader shop manual cebm011100 3

komatsu wb140ps 2n wb150ps 2n backhoe loader shop manual cebm011100 4

komatsu wb140ps 2n wb150ps 2n backhoe loader shop manual cebm011100 5

Komatsu WB140PS-2N, WB150PS-2N Backhoe Loader Shop Manual CEBM011100

$40.00

Type Of Manual: Shop Manual
Manual ID: CEBM011100
Format: PDF
Size: 101.6MB
Number of Pages: 498

Category: Komatsu Shop Manual PDF

Model List:
- WB140PS-2N Backhoe Loader
- WB150PS-2N Backhoe Loader

0.1. GENERAL
0.2. HOW TO READ THE SHOP MANUAL
0.2.1. VOLUMES
0.2.2. DISTRIBUTION AND UPDATING
0.2.3. FILING METHOD
0.2.4. REVISED EDITION MARK
0.2.5. REVISIONS
0.2.6. SYMBOLS
0.3. HOISTING INSTRUCTIONS
0.3.1. HOISTING
0.3.2. WIRE ROPES
0.4. COATING MATERIALS
0.5. STANDARD TIGHTENING TORQUE
0.5.1. STANDARD TIGHTENING TORQUE OF BOLTS AND NUTS
0.5.2. TIGHTENING TORQUE OF HOSE NUTS
0.5.3. TIGHTENING TORQUE OF SPLIT FLANGE BOLTS
0.5.4. TIGHTENING TORQUE FOR FLARED NUTS
0.6. ELECTRIC WIRE CODE
0.6.1. CLASSIFICATION BY THICKNESS
0.6.2. CLASSIFICATION BY COLOR AND CODE
0.7. CONVERSION TABLES
0.7.1. METHOD OF USING THE CONVERSION TABLE
1. STRUCTURE AND FUNCTION
1.1. POWER TRAIN
1.2. TRANSMISSION
1.2.1. DIAGRAM OF THE POWER TRAIN
1.2.2. HYDRAULIC CONVERTERTRANSMISSION CIRCUIT DIAGRAM
1.3. TRANSMISSION
1.4. DRIVE SHAFTS
1.4.1. DRIVE SHAFT FOR FORWARD AND REVERSE MOVEMENT
1.4.2. DRIVE SHAFT
1.4.3. DRIVEN GEAR SHAFT
1.4.4. DRIVEN SHAFT 4WD
1.5. CONTROL VALVE BLOCK
1.5.1. FRONT AXLE
1.5.2. FINALREDUCTIONJOINT
1.5.3. STEERING CYLINDER
1.6. REAR AXLE
1.6.1. DIFFERENTIAL
1.6.2. FINAL REDUCTION
1.6.3. BRAKES
1.6.4. DIFFERENTIAL LOCKING
1.6.5. PC VALVE, LS VALVE, SERVO PISTON
1.6.6. WORKING MODE SOLENOID VALVE
1.7. STEERING UNIT
1.7.1. TECHNICAL DATA
1.7.2. OPERATION
1.8. HYDRAULIC CIRCUIT
1.9. SHOVEL CONTROL VALVE
1.9.1. SPOOL
1.9.2. SPOOL
1.10. BACKHOE CONTROL VALVE
1.10.1. SPOOL
1.10.2. SPOOL
1.10.3. SPOOL
1.11. CLSS (CLOSED CENTER LOAD SENSING SYSTEM)
1.11.1. DESCRIPTION
1.11.2. UNLOADING VALVE
1.11.3. INTRODUCTION OF THE LS PRESSURE
1.11.4. DELIVERY COMPENSATION
1.11.5. LIFD CONTROL SYSTEM
1.11.6. LS DECOMPRESSION VALVE
1.11.7. PRESSURE CUTOFF VALVE
1.11.8. PRIORITY VALVE (ONLY FOR THE 23SPOOL CONTROL VALVE)
1.12. SOLENOID VALVE
1.12.1. SOLENOID VALVE BLOCK ST1 DIFFERENTIAL LOCKING BACKHOE BOOM LOCKING.
1.13. SAFETY VALVE
1.14. BRAKE PUMP
1.15. SHOVEL CYLINDERS
1.15.1. RAISING CYLINDER
1.15.2. DUMPING CYLINDER
1.15.3. DUMP CYLINDER
1.15.4. RAISE CYLINDER
1.16. BACKHOE CYLINDERS
1.17. BACKHOE CYLINDER MAINTENANCE STANDARD
1.18. FRONT WORKING EQUIPMENT
1.19. SWING BRACKET
1.20. BACKHOE WORK EQUIPMENT
1.21. AIRCONDITIONING UNIT
1.21.1. AIRCONDITIONING UNIT FUNCTION
2. TESTING, ADJUSTING AND TROUBLESHOOTING
2.1. NORMAL OR STANDARD TECHNICAL DATA
2.1.1. FOR ENGINE
2.1.2. FOR MACHINE
2.2. SPECIAL TOOLS
2.3. MEASURING ENGINE SPEED
2.4. ADJUSTING VALVE CLEARANCE
2.5. MEASURING COMPRESSION PRESSURE
2.6. FUEL INJECTION TIMING
2.7. FAN BELT
2.7.1. TENSION CHECK
2.7.2. FAN BELT TENSION
2.8. COMPRESSOR BELT
2.8.1. CHECKING TENSION
2.8.2. FAN BELT TENSION
2.9. ACCELERATOR PEDAL AND LEVER
2.9.1. OPERATING TRAVEL
2.10. BRAKE PEDAL AND ALIGNMENT
2.10.1. TRAVEL AND MICRO SWITCHES
2.11. AIR BLEEDING
2.11.1. RELEASING RESIDUAL PRESSURE
2.12. ATTACHMENTS HYDRAULIC CIRCUIT
2.12.1. CHECKING AND SETTING PRESSURE
2.13. SENSING SIGNAL (LS VALVE)
2.14. UNLOADING VALVE
2.14.1. ADJUSTING THE UNLOADING VALVE
2.14.2. UNLOADING VALVE FUNCTIONALITY
2.15. PRIORITY VALVE
2.15.1. TESTING PRIORITY VALVE OPERATION
2.15.2. CLEANING PRIORITY VALVE
2.16. STEERING CONTROL SYSTEM PRESSURE
2.16.1. TESTING
2.16.2. SETTING
2.17. BRAKE SYSTEM
2.17.1. TESTING CIRCUIT AND BRAKE TIGHTNESS
2.17.2. TESTING BRAKING GROUP LEAK TIGHTNESS
2.18. ENGINE SPEED CONTROL
2.18.1. UNDER LOAD
2.18.2. PREPARING THE MACHINE
2.18.3. TESTING WITH THE TORQUE CONVERTER UNDER STRESS
2.18.4. TESTING THE TORQUE CONVERTER AND HYDRAULIC SYSTEM UNDER STRESS
2.19. POWER TRAIN PRESSURES
2.19.1. PREPARING THE MACHINE
2.19.2. CONVERTER OIL PRESSURE
2.19.3. CLUTCH ENGAGEMENT PRESSURE
2.20. POWER TRAIN CLUTCHES FUNCTION
2.20.1. PREPARATION OF THE MACHINE
2.20.2. TESTING
2.20.3. RETURN TO DIG DEVICE SENSOR
2.21. ANALYSIS OF HYDRAULIC DRIFT
2.21.1. FRONT EQUIPMENT
2.21.2. TESTING FRONT BUCKET DUMPING
2.21.3. BACKHOE
2.22. AIRCONDITIONING UNIT
2.22.1. TESTING THE WORKING TEMPERATURE
2.22.2. CHECKING THE UNIT
2.22.3. EMPTYING THE AIR CONDITIONING UNIT
2.23. FRONT AXLE TROUBLESHOOTING
2.24. REAR AXLE TROUBLESHOOTING
2.25. TRANSMISSION TROUBLESHOOTING
2.26. ELECTRONIC CONTROL UNIT INSPECTION
2.26.1. FAILURE
3. DISASSEMBLY AND ASSEMBLY
3.1. METHOD OF USING MANUAL
3.2. PRECAUTIONS DURING OPERATION
3.3. AIR CONDITIONING COMPRESSOR
3.4. INJECTION NOZZLES
3.5. COOLING LIQUID PUMP
3.6. ACCUMULATOR DISCONNECT SWITCH
3.6.1. REMOVAL
3.6.2. INSTALLATION
3.7. FRONT COUNTERWEIGHT
3.7.1. REMOVAL
3.7.2. INSTALLATION
3.8. RADIATOR OIL COOLER UNIT
3.9. HEAT AND AIR CONDITIONING GROUP
3.10. HYDRAULIC OIL TANK
3.10.1. REMOVAL
3.10.2. INSTALLATION
3.11. ENGINEGEARBOXPUMP GROUP
3.11.1. DISASSEMBLY CONVERTER
3.11.2. ASSEMBLY CONVERTER
3.11.3. DISASSEMBLY PLUGS AND FILTERS
3.11.4. ASSEMBLY PLUGS AND FILTERS
3.11.5. DISASSEMBLY OIL PUMP
3.11.6. ASSEMBLY OIL PUMP
3.11.7. DISASSEMBLY PIPES AND SENSORS
3.11.8. ASSEMBLY PIPES AND SENSORS
3.11.9. DISASSEMBLY HYDRAULIC CONTROL VALVE
3.11.10. ASSEMBLY HYDRAULIC CONTROL VALVE
3.11.11. DISASSEMBLY TRANSMISSION HOUSING
3.11.12. ASSEMBLY TRANSMISSION HOUSING
3.11.13. DISASSEMBLY SHAFT A
3.11.14. ASSEMBLY SHAFT A
3.11.15. DISASSEMBLY SHAFT B
3.11.16. ASSEMBLY SHAFT B
3.11.17. DISASSEMBLY SHAFT C
3.11.18. ASSEMBLY SHAFT C
3.11.19. DISASSEMBLY SHAFT E
3.11.20. ASSEMBLY SHAFT E
3.12. CONVERTER
3.12.1. REMOVAL
3.12.2. INSTALLATION
3.13. HEADLIGHT CONTROL GROUP
3.13.1. REMOVAL OF THE TRANSMISSION INDICATOR AND HEADLIGHT DIMMER
3.13.2. INSTALLATION OF THE TRANSMISSION INDICATOR AND HEADLIGHT DIMMER
3.14. STEERING UNIT
3.14.1. REMOVAL
3.14.2. INSTALLATION
3.15. WORKING BRAKE PUMP GROUP
3.15.1. REMOVAL
3.15.2. INSTALLATION
3.16. FRONT WORK EQUIPMENT CONTROL VALVE
3.17. REAR AXLE
3.17.1. REMOVAL
3.17.2. INSTALLATION
3.17.3. DISASSEMBLY
3.17.4. ASSEMBLY
3.18. WORK EQUIPMENT
3.18.1. FRONT BUCKET BOOMRAISING CYLINDER
3.18.2. FRONT BUCKET TILT CYLINDERS
3.18.3. FRONT BUCKET
3.18.4. FRONT WORK EQUIPMENT
3.18.5. BACKHOE CONTROL VALVE
3.18.6. BACKHOE BOOM CYLINDER
3.18.7. BACKHOE ARM CYLINDER
3.18.8. TELESCOPIC ARM CYLINDER
3.18.9. BACKHOE BUCKET CYLINDER
3.18.10. OUTRIGGER CYLINDERS
3.18.11. BACKHOE SWING CYLINDERS
3.19. CYLINDERS
3.19.1. DISASSEMBLY
3.19.2. ASSEMBLY
3.20. BOOM SWING CYLINDER
3.20.1. DISASSEMBLY
3.20.2. ASSEMBLY
3.21. BOOM SAFETY CYLINDER
3.21.1. REMOVAL
3.21.2. INSTALLATION
3.22. BACKHOE WORKING EQUIPMENT
3.23. TELESCOPIC ARM, COMPLETE
3.24. BACKHOE SWING BRACKET
3.24.1. REMOVAL
3.24.2. INSTALLATION
3.25. BACKHOE OUTRIGGERS
3.25.1. REMOVAL
3.25.2. INSTALLATION
4. OTHERS
4.1. HYDRAULIC CIRCUIT (CONTROL VALVE)
4.2. HYDRAULIC CIRCUIT (PUMP AND TANK)
4.3. ELECTRICAL SCHEMATIC (Sheet 1 of 3)
4.4. ELECTRICAL SCHEMATIC (Sheet 2 of 3)
4.5. ELECTRICAL SCHEMATIC (Sheet 3 of 3)
4.6. AIR CONDITIONER CIRCUIT

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