This manual covers the Hitachi ZAXIS 200-3, 225US-3, 225USR-3, 240-3, and 270-3 Class Excavator models. These excavators are engineered for robust performance and reliability in demanding construction and industrial applications. They feature advanced hydrostatic, electronically controlled transmissions and sophisticated hydraulic systems designed for efficiency and precision. The Hitachi excavators are built with high-quality components, ensuring durability and optimal operational uptime across various work environments. This complete official full service repair manual provides comprehensive information for maintaining and repairing your Hitachi excavator. It details all models and covers a wide range of procedures from A-Z, including engine specifications, transmission systems, hydraulic and electrical systems, and brake and steering controls. The manual is designed to assist owners, technicians, and mechanics in performing routine maintenance, troubleshooting complex issues, and ensuring the longevity and optimal performance of their equipment.