This manual covers the Komatsu 5 Series excavators, including models PC200-5, PC200LC-5, PC220-5, and PC220LC-5. These machines are engineered for robust performance and reliability in demanding construction and excavation environments. Featuring powerful Komatsu engines, hydrostatic drive systems, and impressive digging capabilities, these excavators are designed to meet a wide range of operational needs, from general earthmoving to more specialized tasks. Their durable construction and efficient operation make them a valuable asset for any project. The purpose of this comprehensive Service Manual is to provide detailed information for the maintenance, repair, and servicing of your Komatsu 5 Series excavator. It includes essential technical specifications, engine and transmission details, lubrication requirements, and performance data. Furthermore, this manual outlines recommended service intervals and procedures, enabling owners, technicians, and mechanics to ensure optimal performance, longevity, and safety of the equipment. All information is presented in English to facilitate understanding and application.