Hyundai HX85A HX90A Service Manual

Hyundai HX85A HX90A Service Manual

Size: 20.82 MB
Machine: Excavator
Document: Service Manual, Electric and Hydraulic Diagrams
Model Machine: Hyundai HX85A HX90A Excavator
Page: 510 Pages

Contents:

FOREWORD
GENERAL
1. SAFETY HINTS
2. SPECIFICATIONS
STRUCTURE AND FUNCTION
1. PUMP DEVICE
2. MAIN CONTROL VALVE
3. SWING DEVICE
4. TRAVEL DEVICE
5. RCV LEVER
6. TRAVEL PEDAL AND OTHERS
HYDRAULIC SYSTEM
1. HYDRAULIC CIRCUIT
2. MAIN CIRCUIT
3. PILOT CIRCUIT
4. SINGLE OPERATION
5. COMBINED OPERATION
ELECTRICAL SYSTEM
1. COMPONENT LOCATION
2. MONITORING SYSTEM
3. ELECTRICAL CIRCUIT
4. ELECTRICAL COMPONENT SPECIFICATION
5. CONNECTORS
6. FAULT CODES
TROUBLESHOOTING
1. BEFORE TROUBLESHOOTING
2. HYDRAULIC AND MECHANICAL SYSTEM
3. ELECTRICAL SYSTEM
4. AIR CONDITIONER & HEATER SYSTEM
MAINTENANCE STANDARD
1. OPERATIONAL PERFORMANCE TEST
2. MAJOR COMPONENT
3. TRACK AND WORK EQUIPMENT
DISASSEMBLY AND ASSEMBLY
1. PRECAUTIONS
2. TIGHTENING TORQUE
3. PUMP DEVICE
4. MAIN CONTROL VALVE
5. SWING DEVICE
6. TRAVEL DEVICE
7. RCV LEVER
8. TURNING JOINT
9. BOOM, ARM, BUCKET AND DOZER CYLINDERS
10. UNDERCARRIAGE
11. WORK EQUIPMENT