This manual covers the Hitachi Zaxis 30U-2 excavator, a compact and versatile piece of equipment designed for various construction and excavation tasks. Engineered for reliability and efficient operation, this model features a hydrostatic transmission system for precise control and variable speed capabilities. Its robust construction and typical operating weight of approximately 3,000 - 3,300 kg make it suitable for demanding job sites. This Service Repair Workshop Manual provides comprehensive instructions for the maintenance and repair of the Hitachi Zaxis 30U-2. It is intended for mechanics and technicians, detailing essential procedures, technical specifications, and troubleshooting guidance. The manual ensures that owners and service professionals can effectively maintain the equipment's performance, longevity, and safety through accurate and detailed information.