This service repair workshop manual covers the Hitachi EX25, EX35, and EX40 excavator models. Designed for comprehensive support, these excavators are engineered for robust performance in various construction and industrial applications. Their construction emphasizes durability and operational efficiency, making them reliable tools for demanding work environments. This manual provides detailed service and repair instructions essential for maintaining these excavators. It is intended for use by mechanics and technicians globally, offering comprehensive guidance on all aspects of vehicle maintenance and repair. The content covers procedures, specifications, and troubleshooting to ensure optimal performance and longevity of the Hitachi EX25, EX35, and EX40 excavators.