The Komatsu PC200-7 and PC220-7, part of the 7 Series, are robust hydraulic excavators engineered for demanding construction and earthmoving applications. These machines are powered by reliable SA6D102E diesel engines, offering substantial gross power outputs of 104 kW for the PC200-7 and 114 kW for the PC220-7, ensuring efficient operation. With hydrostatic transmissions featuring 2-speed travel, substantial operating weights of approximately 20,000 kg and 21,700 kg respectively, and impressive digging depths and reach, these excavators are built for performance and durability. Their design prioritizes operational efficiency and longevity in challenging environments. This comprehensive manual set provides essential information for the maintenance and repair of the Komatsu PC200-7 and PC220-7 excavators, including the SA6D102E engine. It covers critical areas such as routine maintenance procedures, including engine oil and coolant capacities and service intervals, detailed troubleshooting guides, and in-depth technical specifications for hydraulic systems, transmissions, and dimensions. The included shop and operation and maintenance manuals are designed to assist owners, operators, and service technicians in keeping these powerful machines in optimal working condition, ensuring their continued reliability and productivity.