John Deere JD770 Motor Grader 1980 Technical Manual
John Deere JD770 Motor Grader — Comprehensive Service & Repair Manual. Procedures cover engine, transmission, axles, hydraulics, and electrical systems. PN TM-1123
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Models Covered & Key Technical Specifications
John Deere JD770 Motor Grader (TM-1123) — 1980
John Deere JD770 Motor Grader — Comprehensive Service & Repair Manual. Procedures cover engine, transmission, axles, hydraulics, and electrical systems. PN TM-1123
- Prescribed Reservoir Specs: 70 gal. capacity signifies the primary fuel storage Architecture.
- Standard Displacement Data: 531 cu. in. defines the engine's piston displacement Norms.
- Core Dimensional Tolerance: 3.5 in. diameter at bearings specifies the axle bearing tolerance Bounds.
- Rated Climate Parameters: 24 volt electrical system is standardized to operational Logic.
- Technical Physical Specs: 8 forward and 4 reverse selections determine the transmission operational Matrix.
- Advanced Fluid Capacity: 20 quarts signifies the engine oil capacity Standards.
Professional Workshop Service Manual & Technical Specifications
Precision Instructional Technical Manual: Motor Grader John Deere JD770 Motor Grader 1980 - Comprehensive Service & Repair Manual Transmission-Guide
| Repair-Classification: Technical Manual // Engine-Type: Turbocharged diesel / John Deere // Performance-Values: 152 hp (113.5 kW) Gross Power. | Service-Nexus | Baseline | Architecture |
|---|---|---|---|
| Engine | John Deere Turbocharged diesel | Vertical 6-cylinder, valve-in-head, 4-stroke cycle | |
| Transmission | Power Shift | 8 forward and 4 reverse selections | |
| Steering | Full hydraulic power system | Hydraulically-articulated frame steering (25 deg. left or right) | |
| Brakes | Foot-operated, hydraulically actuated, wet-disk | Effective on 4 tandem wheels | |
| Hydraulic System | Closed-center | 2,000 psi (138 bar) pressure | |
| Capacities | U.S. | Litres | |
| Fuel tank | 70 gal. | 265 |
Documentation sections include
- General Information
- Wheels and Tires
- Axles and Suspension Systems
- Transmission
- Engine Sequentially calling for comprehensive engine and transmission diagnostics. The manual also details axle, hydraulic, and electrical system procedures, ensuring thorough coverage for maintenance and repair tasks. The comprehensive framework covers all operational aspects of the Motor Grader. This includes detailed specifications for engine components like the crankshaft and bearings, and transmission systems such as the planetary pack and clutches, ensuring Consistent technical accuracy.
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Reviews (2)
Do you have the precise Manual, as well as the Parts Manual and/or others relevant for that unit?
Appreciate your reply, with prices, terms of payment, etc.
Best regards
Jaime A