This manual covers the Hitachi Zaxis series excavators, including models 200, 225, 230, and 270. These machines are engineered for robust performance and reliability in demanding construction and earthmoving applications. Featuring powerful diesel engines and hydrostatic transmissions, the Zaxis excavators are designed to deliver efficient operation and exceptional productivity. Their robust construction and advanced engineering ensure they can handle a wide range of tasks, from heavy excavation to precise grading, making them a versatile choice for professionals. This comprehensive Service Repair Workshop Manual provides essential information for maintaining and repairing your Hitachi Zaxis excavator. It details critical maintenance procedures, including lubrication and filtration specifications, along with recommended service intervals for engine oil and hydraulic filters. The manual also covers technical specifications, troubleshooting guidance, and safety protocols. By utilizing this resource, owners, mechanics, and technicians can ensure their equipment operates at peak performance, minimizing downtime and maximizing operational longevity.