The JCB JS130W, manufactured for the Tier 3 emissions standard, is a robust wheeled excavator designed for a variety of demanding construction and earthmoving applications. Built with JCB's renowned engineering quality, this model offers exceptional reliability and performance, featuring a powerful 4.4-liter diesel engine, likely a Perkins 1104D-44TA, producing approximately 100 horsepower. Its automatic 4WD transmission ensures efficient power delivery, while its substantial operating weight of around 13,000-14,000 kg and impressive digging capabilities, with a maximum dig depth of up to 6,000 mm and reach up to 8,500 mm, make it a versatile and capable machine for any job site. This Workshop Repair Service Manual in English provides comprehensive guidance for the maintenance and repair of the JCB JS130W, serial numbers 1060300 onwards. It covers essential areas including detailed maintenance procedures, troubleshooting common issues, critical technical specifications, and vital safety guidelines. Owners, technicians, and mechanics will find this manual an indispensable resource for ensuring the longevity, optimal performance, and safe operation of their JS130W excavator, facilitating efficient upkeep and effective repairs.