This service manual covers the Hitachi EX100M Excavator, providing comprehensive repair information for this robust piece of equipment. Designed for demanding construction and earthmoving applications, the EX100M is known for its operational efficiency and durability. This manual details the engineering and technical specifications that contribute to its reliable performance in various work environments. The purpose of this manual is to serve as a definitive guide for maintaining and repairing the Hitachi EX100M Excavator. It includes detailed procedures for diagnostics, component repair, and routine maintenance, ensuring the longevity and optimal functionality of the machine. Technicians and owners will find the information within this extensive document invaluable for addressing any operational issues and performing necessary service tasks.