JCB 3CX & 4CX Backhoe Loader Service Manual, SN 400001 - 460000 (P/N 9803/3260)

This official 702-page OEM manual documents the engine, chassis, hydraulic, and transmission service specifications for the 1994–2007 3CX and 4CX backhoe loaders (build range 400001–460000).

• Applies to 1994–2007 JCB 3CX and 4CX models (serial numbers 400001–460000), including 2WS, AWS, and both Syncro Shuttle and Powershift transmission variants.
• Official JCB publication P/N 9803/3260 (Issue 9), providing factory-authorized diagnostic and maintenance parameters.
• Contains 43 exploded-view assembly diagrams, 14 electrical and hydraulic system reference figures, and 3 comprehensive torque-setting tables.

Diagnostic and Maintenance Coverage

This factory service reference provides the exact data required for the upkeep and technical review of JCB machinery. Organized into logical sections, the material details general identification, torque tables, routine maintenance intervals, and specialized component data for attachments, framework, hydraulics, transmissions, and engine systems. Always review the integrated safety procedures and load specifications before initiating any maintenance work on heavy equipment to prevent injury or mechanical failure.

Technical Specifications and Fluid Capacities

The documentation delivers essential reference values for field work and shop repairs. It lists the primary hydraulic system capacity at 135 liters, and the Syncro Shuttle 2WD transmission fluid capacity at 15.75 liters. Standard brake system fluid is specified at 1.2 liters, and the engine cooling system requires 20.0 liters. Tightening requirements are strictly defined throughout the chapters, including the 79 Nm (58 lbf ft) torque setting for the front axle differential fill and drain plugs.