Description
-
Model List:
- CX20B Hydraulic Excavator
- CX22B Hydraulic Excavator
- CX27B Hydraulic Excavator
- 1. COMPONENTS SYSTEM
- 1.1. HYDRAULIC COMPONENTS
- 1.1.1. HYDRAULIC PUMP
- 1.1.2. PILOT VALVE (ATT)
- 1.1.3. PILOT VALVE (TRAVEL)
- 1.1.4. CONTROL VALVE
- 1.1.5. SLEWING MOTOR
- 1.1.6. TRAVEL MOTOR
- 1.1.7. SWIVEL JOINT
- 1.1.8. CYLINDER
- 1.2. ELECTRICAL EQUIPMENT
- 1.2.1. ELECTRICAL EQUIPMENT LIST
- 1.2.2. SPECIFICATIONS ELECTRICAL EQUIPMENT
- 2. _A3.pdf
- 2.1. This page is blank because of editing convenience.
- 2.1.1. HYDRAULIC CIRCUIT DIAGRAM
- 2.1.1.1. STANDARD SPECIFICATION
- 2.1.1.2. HYDRAULIC CIRCUIT OPERATION
- 2.1.1.2.1. NEUTRAL CIRCUIT
- 2.1.1.2.2. TRAVEL CIRCUIT Travel forward operation at travel 2nd speed
- 2.1.1.2.3. SLEWING CIRCUIT Slewing left operation
- 2.1.1.2.4. BUCKET CIRCUIT Bucket digging operation
- 2.1.1.2.5. BOOM CIRCUIT Boom up operation
- 2.1.1.2.6. ARM CIRCUIT Arm in operation
- 2.1.1.2.7. SWING CIRCUIT Boom swing left operation
- 2.1.1.2.8. DOZER CIRCUIT Dozer down operation
- 2.1.1.2.9. COMBINED OPERATION CIRCUIT Travel (forward) 1st speed / Dozer down operation
- 2.1.1.2.10. COMBINED OPERATION CIRCUIT Travel (forward) 1st speed / Boom up operation
- 2.1.1.2.11. NIBBLER/BREAKER OPERATION CIRCUIT Nibbler close operation
- 2.1.1.3. SCHEMATIC PIPING FOR HYDRAULIC SYSTEM
- 2.1.2. ELECTRIC CIRCUIT DIAGRAM
- 2.1.2.1. Fig. 71 4
- 2.1.2.2. Fig. 71 13 (1/3)
- 2.1.2.3. Fig. 71 13 (2/3)
- 2.1.2.4. Fig. 71 13 (3/3)
- 3. _MOTORE.pdf
- 3.1. General
- 3.2. Inspection and Adjustment
- 3.3. Troubleshooting
- 3.4. Disassembly, Inspection and Reassembly of Engines
- 3.5. LUBRICATION SYSTEM
- 3.6. COOLING SYSTEM
- 3.7. FUEL INJECTION PUMP/GOVERNOR
- 3.8. TURBOCHAGER Disassembly, inspection and reassembly
- 3.9. STARTING MOTOR
- 3.10. ALTERNATOR
- 3.11. ELECTRIC WIRING
- 3.12. SERVICE STANDARDS
- 3.13. TIGHTENING TORQUE for BOLTS and NUTS
