The Komatsu PC210LC-6 is a robust hydraulic excavator engineered for demanding construction and earthmoving applications. Featuring a powerful 115 kW (154 hp) Tier 2 compliant diesel engine with a displacement of 6.68 L, this machine delivers exceptional performance and reliability. Its hydrostatic 4WD transmission ensures efficient power delivery, while its substantial operating weight of 21,600 kg and impressive digging depth of 6,745 mm make it ideal for a wide range of heavy-duty tasks. The PC210LC-6 is designed with precision and durability in mind, reflecting Komatsu's commitment to quality and operational excellence. This comprehensive service repair manual provides detailed information essential for the maintenance and repair of the Komatsu PC210LC-6 hydraulic excavator. It covers critical areas including engine specifications, transmission details, lubrication capacities, and performance metrics such as digging depth and reach. The manual is an indispensable resource for owners, mechanics, and technicians, offering step-by-step procedures and technical data to ensure the optimal functioning and longevity of the equipment. By following the guidelines within this manual, users can effectively troubleshoot issues and perform necessary upkeep.