This workshop service repair manual covers the JCB JS130 Auto excavator, specifically models within the Tier 3 generation and serial number range 1703500 to 1703599. Engineered for demanding work environments, this tracked machine features a robust hydrostatic transmission and is powered by a 4.5-liter, 4-stroke diesel engine compliant with Tier 3 emission standards. Notable features include pilot controls for precise operation, available boom options, and a ROPS/FOPS compliant safety cab, all contributing to its reputation for reliability and performance in excavation tasks, with an operating weight of approximately 13,000 kg. This comprehensive manual provides essential information for the maintenance and repair of your JCB JS130 Auto. It details critical procedures, technical specifications, and troubleshooting guidance, covering key areas such as engine servicing, hydraulic systems, and operational parameters. By following the instructions within this manual, owners, mechanics, and technicians can ensure the optimal performance, longevity, and safety of the equipment, facilitating efficient upkeep and addressing potential issues effectively.