Part of the Yanmar Repair Manuals.
A slow bucket on a Yanmar V7 usually starts as a question with nobody around to answer it: is it the pump, the loader valve, or just tired oil? This service manual puts the answer in front of you, from the hydraulic circuit schematic and valve setting chart to the circuit operation pages for the loader, steering, and quick-coupling functions.
Across its 213 pages it covers the V7 wheel loader and its 4TN88DSA2 diesel engine: cylinder head work, fuel injection pump service and timing, cooling and lubrication systems, the starter motor, and fuse, relay, and connector identification for the electric system. Service standards let you measure bucket speed, arm lifting speed, and parking brake performance against factory figures instead of guessing.
Because it is a PDF, it rides along on a phone or laptop and prints page by page, wherever the machine happens to be down.
Complete the set for your V7
- Parts Catalog: Yanmar V7 Parts Catalog (Wheel Loader)
What's Inside This Manual
| System | Pages | Key Topics |
|---|---|---|
| General Cautions for Maintenance Work | 6-16 | Correct Work, Safety Precautions, Preparations, Cautions for Disassembly and Reassembly, Cautions for Removal and Installation of Hydraulic Equipment |
| Technical Data | 18-31 | Specifications, Outline Drawing and Working Area, Lifting Capacity, Periodic Inspection and Servicing, Fuel, Lube Oil and Grease Recommended, Hydraulic Circuit Schematic |
| Service Standards | 32-35 | Machine Performance, Bucket Speed, Arm Lifting Speed, Parking Brake Performance |
| Engine | 36-181 | Safety Statements, Special Service Tools, Measuring Instruments, Cylinder Head Components, Fuel System, Cooling System, Lubrication System, Starter Motor |
| Electric System | 182-191 | Electric Equipment of Machine (Localisation of Fuse and Relays, Identification of Fuses, Identification of Relays, Identification of Connectors) |
| Hydraulic System | 192-211 | Hydraulic Circuit (Valve Setting Chart, Pressure Outlets), Circuit Operation (Loader, Steering, Loader Quick-Coupling) |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Fuel injector retainer bolt tightening torque | 39.2 N·m | p. 101 |
| Fuel pump drive gear nut tightening torque | 78 - 88 N·m | p. 101 |
| Air cleaner type | Cyclone type | p. 23 |
| Air cleaner filtration type | Double | p. 23 |
| Fuel filter type | Filter paper with automatic air release device | p. 22 |
| Oil/water separator type | Screen type (100 meshes) | p. 22 |
| LO filter type | Full flow filter | p. 22 |
| Filter valve opening pressure | 0.08 to 0.12 MPa | p. 22 |
| Thermal engine oil type | YANMAR GOLDEN DIESEL HP/A 10W–30 | p. 29 |
| Thermal engine oil quantity | 8 L | p. 29 |
| Electric card fuse amperage | 40 A | p. 185 |
| Glow plugs relay fuse amperage | 40 A | p. 185 |
