This workshop repair service manual covers the JCB 510-56 Telescopic Handler, specifically for serial numbers 1402000 through 1404999. The JCB 510-56 is engineered for demanding operational environments, offering robust performance and reliability. This manual provides comprehensive information to ensure the continued efficiency and longevity of your telescopic handler. This manual is designed to be an indispensable resource for owners, mechanics, and technicians. It details step-by-step repair procedures, includes detailed diagrams and photos, and offers troubleshooting guidance integrated with wiring schematics. Coverage extends to all aspects of the vehicle, including routine maintenance, general information, care, safety, body and framework, electrics, hydraulics, brakes, steering, and the electronic network.