This workshop repair service manual provides comprehensive information for the JCB 525-50 Telescopic Handler, covering models from serial number 789308 onwards. Engineered for demanding applications, this telescopic handler exemplifies JCB's commitment to robust construction, operational efficiency, and long-term reliability. Its versatile design makes it an indispensable tool across various industries requiring precise material handling and lifting capabilities. This manual serves as an essential resource for maintaining and repairing your JCB 525-50 Telescopic Handler. It details general information, care and safety procedures, routine maintenance, and specific system overhauls including attachments, body framework, electrical systems, control systems, hydraulics, transmission, brakes, steering, and engine service. With step-by-step repair procedures, comprehensive diagnostic information, critical technical specifications, and hundreds of detailed diagrams and illustrations, this English-language manual empowers owners, mechanics, and technicians to ensure optimal performance and longevity of the equipment.