This comprehensive workshop manual provides detailed technical information for the Komatsu PC650-3, PC650LC-3, and PC650SE-3 excavators. It covers essential aspects of both the machine and engine, offering a complete resource for technicians and operators. The manual includes an active ribbon index for easy navigation, making it convenient to locate specific information. It covers a wide range of topics, including troubleshooting, repair procedures, maintenance schedules, and specifications. The manual covers serial numbers starting from 10501 and up for all three models, ensuring compatibility with your specific machine.

The Komatsu PC650-3 series excavators represent a pinnacle in heavy-duty earthmoving equipment, renowned for their robust construction, powerful performance, and advanced technological features. This series encompasses three distinct models: the PC650LC-3, PC650SE-3, and the PC650-3, each tailored to specific applications and customer needs. The PC650LC-3 is a standard long-reach configuration, ideal for general excavation and material handling. The PC650SE-3, on the other hand, boasts a shorter boom and increased lifting capacity, making it particularly suitable for demolition and heavy lifting tasks. The base PC650-3 model offers a balance between reach and lifting capabilities, catering to a wider range of applications. All three models in the PC650-3 series share a common foundation of Komatsu's renowned engineering and technological innovations. They are powered by the powerful Komatsu SAA6D170E-3 engine, renowned for its efficiency, reliability, and low emissions. Utilizing sophisticated hydraulic systems, these excavators deliver exceptional digging forces, breakout power, and smooth operation. Their spacious and ergonomically designed operator cabins prioritize operator comfort and safety with advanced features like climate control, a multi-function display, and intuitive controls. The PC650-3 series also incorporates advanced safety features such as an overload protection system, a comprehensive alarm system, and a robust structure designed to withstand demanding operating conditions. This combination of power, precision, and safety makes the Komatsu PC650-3 series a highly sought-after choice for large-scale construction projects, mining operations, and a variety of earthmoving tasks.