This workshop service repair manual covers Hitachi Zaxis excavators, including models Zaxis 200, 230, and 270. These excavators are engineered for robust performance in demanding construction and earthmoving applications. Known for their reliability and advanced hydraulic systems, the Zaxis series offers efficient operation and durability. This manual provides comprehensive information to ensure these machines maintain their peak operational capabilities through proper care and maintenance. The purpose of this English-language manual is to serve as a definitive guide for owners, technicians, and mechanics. It details essential maintenance procedures, troubleshooting strategies, and technical specifications for the Hitachi Zaxis excavators. Covered systems include the upper structure, undercarriage, front attachment, and engine, with step-by-step repair instructions, detailed substeps, and troubleshooting guidance. Hundreds of illustrations, photos, and drawings are included to facilitate understanding and accurate repair work, ensuring the longevity and optimal performance of your equipment.