Part of the Hyundai Repair Manuals.
All 920 pages of this Hyundai HL760-7 Service Manual PDF cover one machine: your HL760-7 Wheel Loader, from power train to work equipment. Inside you get factory wiring diagrams with connector pinouts, hydraulic schematics tracing the main control valve and pilot circuits, and step-by-step disassembly and assembly procedures for the transmission, brakes, and steering. Troubleshooting charts walk you from symptom to fix on every major system, backed by tests and adjustments for pump flow and relief pressure. Need real numbers? Torque the tire mounting nuts to 61 kgf·m and set the steering pump relief at 210 kgf/cm². When a loader sits dead in the yard, forum threads won't cut it; factory data will. Bookmarked chapters and a live text layer take you straight to any spec. Download it, open it on your phone, and get that loader digging again.
What's Inside This Manual
| System | Pages | Key Topics |
|---|---|---|
| General | 1-9 | Safety Hints, Specifications, Operational Checkout Record Sheet |
| Electrical System | 10-35 | Component Location, Electrical Circuit, Monitoring System, Electrical Component Specification, Connectors, Troubleshooting |
| Engine | 36-40 | Structure and Function |
| Power Train System | 41-215 | Structure and Function, Operational Checks and Troubleshooting, Tests and Adjustments, Disassembly and Assembly |
| Brake System | 216-255 | Structure and Function, Operational Checks and Troubleshooting, Tests and Adjustments, Disassembly and Assembly |
| Steering System | 256-316 | Structure and Function, Operational Checks and Troubleshooting, Tests and Adjustments, Disassembly and Assembly |
| Hydraulic System Outline and Circuit Diagrams | 317-326 | Hydraulic System Overview, Main Control Valve, Boom Section Operation, Bucket Section Operation, Main Relief Valve |
| Main Pump Structure and Operation | 327-328 | Main Pump Structure, Gear Pump Operation, Internal Oil Leakage, Forces Acting on the Gear |
| Remote Control Valve | 329-331 | Remote Control Valve Structure, Hydraulic Functional Principle, End Position Lock, Electromagnetic Lock |
| Main Control Valve Structure and Operation | 332-344 | Main Control Valve Structure, Port Relief Valve, Overload Relief Function, Make-Up Valve |
| Pilot Oil Supply Unit | 345-347 | Pilot Oil Supply Unit Structure, Accumulator Operation, Boom and Bucket Cylinder Structure |
| Hydraulic Oil Tank and Filters | 348-351 | Hydraulic Oil Tank Structure, Return Oil Filter Bypass Valve, Air Breather, Accumulator |
| Operational Checks and Troubleshooting | 352-362 | Hydraulic System Warm-Up, Hydraulic Pump Performance Check, Control Valve Lift Check, Cylinder Drift Test, Leakage Test |
| Tests, Adjustments and Maintenance | 363-470 | Hydraulic Oil Clean Up, Boom Height Kickout Adjustment, Test Tools, Main Hydraulic Pump Flow Test, Loader System Relief Pressure Test |
| Second Volume, General and Specifications | 471-495 | Safety Hints, Machine Specifications, Operational Checkout Record Sheet |
| Second Volume, Power Train System | 496-670 | Structure and Function, Transmission, Torque Converter, Axles, Operational Checks and Troubleshooting, Disassembly and Assembly |
| Second Volume, Brake System | 671-710 | Structure and Function, Service and Parking Brake, Operational Checks, Tests and Adjustments |
| Second Volume, Steering System | 711-771 | Structure and Function, Steering Unit, Operational Checks, Tests and Adjustments, Disassembly and Assembly |
| Second Volume, Work Equipment | 772-853 | Hydraulic Circuit, Main Pump, Control Valve, Cylinders, Tests and Adjustments |
| Second Volume, Electrical System | 854-920 | Component Location, Electrical Circuits, Monitoring System, Connectors |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Tire mounting nut | 61 ± 2.0 kgf·m | p. 29 |
| Transmission pump (Main pump) capacity | 68+63 cc/rev | p. 27 |
| Main pump (Steering) maximum operating pressure | 210 kgf/cm² | p. 27 |
| Brake + Fan pump maximum operating pressure | 180 kgf/cm² | p. 27 |
| Engine Oil Quantity | 16 L | p. 26 |
| Rated Horse Power | 218 ps | p. 26 |
| Main Relief Valve Pressure | 210 kgf/cm2 | p. 27 |
| Brake Pump Max Operating Pressure | 180 kgf/cm2 | p. 27 |
