The Komatsu PC210-7K Hydraulic Excavator, identified by serial numbers K40001 and up, represents a robust and reliable machine engineered for demanding work. Powered by a Komatsu SAA6D102E-2 turbocharged, aftercooled, direct injection diesel engine, it delivers a net power of 102 kW (137 HP) at 2000 rpm. This excavator features a hydrostatic transmission and 4-wheel drive, contributing to its operational efficiency and performance in various environments. With an operating weight of 21,710 kg and a standard bucket capacity of 1.0 m³, the PC210-7K is designed for significant productivity in construction and earthmoving applications. This comprehensive Service Manual and Operating Manual, provided in English and as a digital collection of two files, is an essential resource for maintaining the Komatsu PC210-7K. It covers critical aspects including detailed maintenance procedures, troubleshooting guidance, technical specifications, and vital safety information. Owners, mechanics, and technicians will find the manual invaluable for understanding routine service intervals, such as the 500-hour engine oil change and 1000-hour hydraulic filter replacement, as well as managing fluid capacities for the engine oil, hydraulic system, and fuel tank. This guide ensures optimal performance and longevity of the equipment.