This comprehensive workshop repair manual is specifically designed for the JCB JS115 Tier 3 Auto tracked excavator, covering models with serial numbers ranging from 1703500 to 1703599. This manual provides detailed technical information and instructions for servicing, maintaining, and troubleshooting your JCB JS115 Tier 3 Auto excavator. It serves as your essential guide for understanding the intricacies of this machine, enabling you to perform repairs and maintenance efficiently and effectively.