Part of the Hyundai Repair Manuals.
Looking for the Hyundai R160LC-7A, R160LCD-7A shop manual PDF? All 499 pages of this factory shop manual cover both crawler excavator variants, from pump device teardown to final track tension. Inside: full hydraulic circuit schematics tracing pilot and main circuits through single and combined operation, wiring diagrams with connector pinouts and component locations, and a troubleshooting section spanning hydraulic, electrical, and mechatronics faults, self-diagnostic codes included. You also get complete disassembly and assembly procedures for the main control valve, swing device, travel motors, and cylinders, backed by mounting torque tables for every system. Set the pilot relief valve at 35 kgf/cm2 and watch for the 1.5 kgf/cm2 bypass differential before you condemn a pump. No more chasing pressures with borrowed numbers. Bookmarked PDF, opens on any device; search a spec by keyword and get wrenching.
What's Inside This Manual
| System | Pages | Key Topics |
|---|---|---|
| General | 11-39 | Safety Hints, Specifications |
| Structure and Function | 40-117 | Pump Device, Main Control Valve, Swing Device, Travel Device, Rcv Lever, Rcv Pedal |
| Hydraulic System | 118-149 | Hydraulic Circuit, Main Circuit, Pilot Circuit, Single Operation, Combined Operation |
| Electrical System | 150-201 | Component Location, Electrical Circuit, Electrical Component Specification, Connectors |
| Mechatronics System | 202-235 | Outline, Mode Selection System, Engine Control System, Monitoring System |
| Maintenance Standard | 286-322 | Operational Performance Test, Major Components, Track and Work Equipment |
| Disassembly and Assembly | 323-485 | Precaution, Tightening Torque, Pump Device, Main Control Valve, Swing Device, Travel Device, Rcv Lever, Turning Joint |
| Component Mounting Torque | 486-499 | Introduction Guide, Engine System, Electric System, Undercarriage, Structure, Work Equipment |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Bypass relief valve opening differential pressure | 1.5kgf/cm2 | p. 121 |
| Pilot relief valve setting pressure | 35kgf/cm2 | p. 123 |
| Drain oil pressure limit for spin filter | 1.5kgf/cm2 | p. 122 |
| Fuse 1 | 30A | p. 151 |
| Fuse 2 | 10A | p. 151 |
| Battery capacity | 12V 80Ah | p. 171 |
| Fuse box capacity | 30A | p. 169 |
| EPPR valve resistance | 15~25 Ohm | p. 173 |
| Solenoid valve resistance | 15~25 Ohm | p. 173 |
| Aircon compressor | 24V 79W | p. 177 |
| Start relay | 24V 300A | p. 177 |
| EPPR valve pressure | 5~20kgf/cm2 (70~280psi) | p. 277 |
