This manual covers the JCB 406, 407, 408, and 409 Telemaster Wheel Loader models, with serial numbers starting from 630000 for the 406 and 408, and 632700 for the 407 and 409. These robust machines are engineered for demanding work environments, offering reliable performance and efficient operation. Their design prioritizes durability and ease of use, making them a valuable asset for various construction and material handling applications. This comprehensive service repair manual, publication number 9803-4200, is presented in English and provides detailed guidance on repair, servicing, technical maintenance, and troubleshooting. It includes sections on General, Hydraulics, Attachments, Body and Framework, Engine, Transmission, Axles, Brakes, Hydraulic Steering, and Electrics, complemented by actual real photo illustrations and schemes. A search feature within the digital format allows for quick information retrieval, ensuring owners, mechanics, and technicians can efficiently maintain and repair these JCB wheel loaders.