The JCB 504B Telescopic Handler, applicable to serial numbers 277001 onwards, represents robust engineering designed for demanding operational environments. Its telescopic boom chassis is a testament to JCB's commitment to producing reliable and efficient machinery. This model is built to provide dependable performance across a range of applications where lifting and material handling are critical. This comprehensive Workshop Service Repair Manual in English provides essential information for the maintenance and repair of your JCB 504B Telescopic Handler. It covers detailed procedures for servicing, including critical aspects like oil capacity, and offers in-depth technical data on performance metrics such as lifting capacity, reach, and lift height. Furthermore, the manual details the hydraulic and electrical systems, along with safety systems, ensuring that owners, mechanics, and technicians have the necessary resources to keep the equipment operating optimally and safely.