The Hitachi ZAXIS ZX 110-3 and 110M-3 excavators are robust machines engineered for demanding construction and earthmoving applications. These excavators are known for their reliable performance and efficient operation, featuring a powerful Isuzu 4JG1-ZPS diesel engine that delivers substantial net power. With a hydrostatic transmission and 4-wheel drive, they offer excellent maneuverability and traction in various working environments. The comprehensive specifications, including an operating weight of approximately 10,700-11,800 kg and a bucket capacity ranging from 0.34 to 0.75 m³, highlight their capability for a wide array of tasks. This service repair workshop manual provides complete, comprehensive instructions for the Hitachi ZAXIS ZX 110-3 and 110M-3 excavators. It covers all essential systems, including engine, clutch, transmission, axles, brakes, steering, and hydraulics, along with detailed troubleshooting guides, technical specifications, parts lists, and wiring schematics. Designed for both do-it-yourself repairs and professional use, this English-language manual is fully printable and includes zoom functionality, ensuring users have all the necessary information to maintain and repair their equipment effectively.