This comprehensive Komatsu D39EX-22 and D39PX-22 Bulldozer Factory Service Repair Manual covers all aspects of maintenance, repair, and troubleshooting for these powerful machines. It includes detailed information on every system, component, and assembly, providing technicians and operators with the essential knowledge to keep their bulldozers running at peak performance. The manual is designed to be user-friendly, with clear illustrations, diagrams, and step-by-step instructions. It covers all serial numbers starting from 3001 and up for both the D39EX-22 and D39PX-22 models. You'll find detailed information on engine, transmission, hydraulics, electrical systems, undercarriage, and more. This manual is an invaluable resource for anyone involved in the operation and maintenance of Komatsu D39EX-22 and D39PX-22 bulldozers, ensuring safe and efficient operation.

The Komatsu D39EX-22 and D39PX-22 are powerful and versatile bulldozers designed for demanding earthmoving applications. These machines are known for their robust construction, exceptional performance, and advanced features. The D39EX-22 is a standard blade bulldozer, while the D39PX-22 boasts a powerful parallel linkage blade. Both models are powered by a reliable Komatsu SAA6D107E-3 engine, delivering impressive power and torque for efficient operation. The engine is equipped with a sophisticated electronic control system that optimizes fuel consumption and minimizes emissions. The bulldozers feature a hydrostatic transmission with automatic shift control, providing smooth and responsive power delivery for precise maneuverability. Their rugged undercarriage with heavy-duty tracks ensures exceptional stability and durability on challenging terrains. Both the D39EX-22 and D39PX-22 models are equipped with a range of features that enhance operator comfort and productivity. The spacious and ergonomically designed cab provides a clear view of the work area, reducing operator fatigue. The bulldozers come with a comprehensive instrumentation panel that displays essential machine data, allowing operators to monitor critical systems and optimize performance. Additional features include a powerful hydraulic system that delivers ample power for blade operations, a robust and durable frame that can withstand heavy loads, and a high-quality hydraulic system that ensures smooth and efficient operation. These features, along with the advanced technology, make the Komatsu D39EX-22 and D39PX-22 ideal choices for demanding construction and earthmoving projects, where reliability, performance, and operator comfort are crucial.