This workshop service repair manual covers the Hitachi ZW220 and ZW250 Wheel Loaders, heavy equipment designed for demanding operational environments. These machines are engineered for reliability and performance, reflecting Hitachi's commitment to robust construction and efficient functionality in various construction and material handling applications. This manual provides comprehensive information to ensure these units operate at peak efficiency. The purpose of this manual is to serve as a complete guide for the service and repair of the Hitachi ZW220 and ZW250 Wheel Loaders. It details A-Z procedures, including step-by-step instructions with visual aids for maintenance and repair tasks. Covering all models, engines, trim, and transmission types, this resource is essential for owners, mechanics, and technicians seeking to maintain, diagnose, and repair these machines effectively.