This service manual covers the Hitachi EX25, EX35, and EX40 excavator models. These excavators are engineered for robust performance and reliability in demanding work environments. Designed for a wide range of construction and excavation tasks, they offer efficient operation and durable construction, making them a valuable asset for any project. This manual provides comprehensive guidance for the maintenance, repair, and servicing of your Hitachi excavator. It details essential procedures, technical specifications, and troubleshooting information to ensure your equipment operates at peak performance. By following the instructions within this guide, owners and technicians can effectively maintain the longevity and functionality of their Hitachi EX25, EX35, and EX40 excavators.