Hyundai Robex 160LC-9 Service Manual page 5

1. Specification
2. Operation
3. Electric Circuit
SECTION 6 TROUBLESHOOTING
Group 1 Before Troubleshooting
1. Introduction
2. Diagnosing Procedure
Group 2 Hydraulic And Mechanical System
1. Introduction
2. Drive System
3. Hydraulic System
4. Swing System
5. Travel System
6. Attachment System
Group 3 Electrical System
1. When Starting Switch Is Turned On, Monitor Panel Display Does Not Appear
3. Battery Charging Warning Lamp Lights Up(starting Switch : On)
Group 4 Mechatronics Systegroup System
1. All Actuators Speed Are Slow
2. Engine Stall
3. Malfunction Of Cluster Or Mode Selection System
4. Malfunction Of Accel Dial
5. Auto Decel System Does Not Work
6. Malfunction Of Pump 1 Pressure Sensor
7. Malfunction Of Pump 2 Pressure Sensor
8. Malfunction Of Pump 3 Pressure Sensor
9. Malfunction Of Negative 1 Pressure Sensor
10. Malfunction Of Negative 2 Pressure Sensor
11. Malfunction Of Swing Pressure Sensor
12. Malfunction Of Arm In/out & Bucket In Pressure Sensor
13. Malfunction Of Boom Up Pressure Sensor
14. Malfunction Of Power Max
15. Malfunction Of Boom Priority Eppr Valve
16. Malfunction Of Arm Regeneration Solenoid
SECTION 7 MAINTENANCE STANDARD
Group 1 Operational Performance Test
1. Purpose
2. Terminology
3. Operation For Performance Tests
Group 2 Major Component
1. Main Pump
2. Main Control Valve
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