Hyundai HX140 LC Crawler Excavator Service Repair Manual

Service Repair Manual: 653 pages
Operators Manual: 283 pages
Manuals: Service Repair Manual and Operators Manual
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. RCV pedal
HYDRAULIC SYSTEM
1. Hydraulic circuit
2. Main circuit
3. Pilot circuit
4. Single operation
5. Combined operation
ELECTRICAL SYSTEM
1. Component location
2. Electric circuit
3. Electrical component specification
4. Connectors
MECHATRONICS SYSTEM
1. Outline
2. Mode selection system
3. Automatic deceleration system
4. Power boost system
5. Travel speed control system
6. Automatic warming up function
7. Engine overheat prevention function
8. Variable power control system
9. Attachment flow control system
10. Intelligent power control system
11. Anti-restart system
12. Self-diagnostic system
13. Engine control system
14. EPPR valve
15. Monitoring system
16. Fuel warmer system
TROUBLESHOOTING
1. Before troubleshooting
2. Hydraulic and mechanical system
3. Electrical system
4. Mechatronics system
MAINTENANCE STANDARD
1. Operational performance test
2. Major components
3. Track and work equipment
DISASSEMBLY AND ASSEMBLY
1. Precaution
2. Tightening torque
3. Pump device
4. Main control valver
5. Swing device
6. Travel device
7. RCV lever
8. Turning joint
9. Boom, arm and bucket cylinder
10. Undercarriage
11. Work equipment