This Service Repair Workshop Manual provides comprehensive information for the Hitachi Zaxis ZX180LC excavator. Engineered for demanding construction and earthmoving applications, the ZX180LC combines robust construction with advanced hydraulic systems, featuring an Isuzu AA-4HK1X diesel engine that delivers 123.7 hp. Its hydrostatic transmission and two-speed travel motor ensure efficient power delivery and maneuverability across various terrains. With a standard bucket capacity of 0.80 m³ and a maximum digging depth of 5.94 meters, this excavator is built for productivity and reliability in challenging work environments. This manual is intended for mechanics and technicians, offering detailed guidance for the maintenance, repair, and troubleshooting of the Hitachi Zaxis ZX180LC. It covers essential procedures, including lubrication specifications for engine oil, hydraulic oil, and coolant, as well as technical data on the hydraulic system, undercarriage, and overall dimensions. By following the instructions and specifications outlined within this English-language guide, operators and service personnel can ensure the optimal performance, longevity, and safety of the excavator.