The JCB JS175W is an Auto Wheeled Excavator designed for demanding operational environments. This Tier 3 model, with serial numbers starting from 1505100 onwards, is engineered for robust performance and reliability. It features a powerful diesel engine, a hydrostatic transmission with 4WD, and substantial operating capabilities, including a maximum digging depth of 5,730 mm and a maximum reach of 8,700 mm. Its construction emphasizes durability and efficiency, making it a dependable choice for various construction and excavation tasks. This Workshop Repair Service Manual provides comprehensive guidance for the maintenance and repair of the JCB JS175W. It covers essential areas such as detailed technical specifications, routine maintenance schedules including engine oil and hydraulic oil capacities and service intervals, troubleshooting procedures, and safety guidelines. This manual is an indispensable resource for owners, operators, and service technicians, ensuring the optimal performance, longevity, and safe operation of the vehicle.