Part of the JCB Repair Manuals.
Working on an articulated dump truck? This 383-page JCB 714 Service Manual PDF (OEM #9803/7160) breaks down the complete transmission, suspension, and hydraulic assemblies for both the 714 and 718 models. It maps the full hydraulic schematic circuits, step-by-step troubleshooting charts for the suspension control valve, and the wiring diagrams that track down electrical faults. Flip to any chapter for factory torque tables and precise maintenance schedules. Lock down the ROPS/FOPS mounting bolts to 330 Nm and confirm the engine oil system is topped off at exactly 16.3 liters before turning the key. When your hauler is down, download this bookmarked file straight to your tablet, find the exact repair spec, and get that truck back to moving dirt.
Other edition of this manual
What's Inside This Manual
| System | Pages | Key Topics |
|---|---|---|
| General Information | 4-25 | Service Tools |
| Care & Safety | 26-36 | Maintenance Safety |
| Routine Maintenance | 37-87 | Service Schedules, Tipper Body Safety Support, Greasing, Engine Cooling System, Fuel System |
| Body & Framework | 88-116 | Direct Glazing, Centre Pivot, Air Conditioning/Heater System |
| Electrics | 117-158 | Technical Data, Test Methods, Batteries, Alternator, Starter Motor, Circuit Diagrams, Fuses and Relays, Display Panel |
| Hydraulics | 159-201 | Schematic Circuits, Hydraulic Pump, Servo Joystick, Control Valve, Body Lift Ram |
| Transmission | 202-300 | Dismantling, Assembly, Hydraulic Control Unit, Functional Testing, Axles, Propshafts |
| Brakes | 301-327 | Parking Brake, Service Brake Circuits, Valves and Pedals |
| Steering | 328-350 | Hydraulic Steering Unit, Emergency Steering Pump, Steering Rams, Emergency Steering Valve |
| Engine | 351-355 | Technical Data, Adt 714 Machine (Tier 1 Engine), Adt 718 Machine (Tier 1 Engine), Adt 714 and 718 (Tier 2 Engines), Description of Tier 2 Engines |
| Suspension | 356-383 | Hydraulic Suspension Cylinders, Main Suspension Valve, Suspension Control Valve and Accumulators, Suspension Setting-Up |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| All Models | ||
| Wheel Nut Torque | 600 Nm (442 lbf ft) | p. 85 |
| Parking Brake Pad E minimum material thickness | 15 mm (0.590 in) | p. 78 |
| Parking Brake Pad F minimum material thickness | 20 mm (0.787 in) | p. 78 |
| ROPS/FOPS Mounting Bolts Torque | 330 Nm (243 lbf ft) | p. 52 |
| Engine Oil Capacity (including filter) | 16.3 litres (3.58 UK gal) | p. 86 |
| Hydraulic Tank Capacity | 88 litres (19.3 UK gal) | p. 86 |
| Fuel System Capacity | 200 litres (44 UK gal) | p. 86 |
| ADT 714 Machine | ||
| Transmission Oil Capacity, ADT 714 Machine | 35 litres (7.7 UK gal) | p. 86 |
| Main Relief Valve Operating Pressure, ADT 714 Machine | 175 ± 2 bar | p. 160 |
| ADT 718 Machine | ||
| Transmission Oil Capacity, ADT 718 Machine | 37 litres (8.1 UK gal) | p. 87 |
| Main Relief Valve Operating Pressure, ADT 718 Machine | 210 bar | p. 160 |
| ADT 718 Machine Only | ||
| Suspension Accumulators Precharge Pressure | 31 bar (31.6 kgf/cm², 450 lbf/in²) | p. 357 |
