This comprehensive Komatsu D85A-12 Bulldozer Factory Service Repair Manual provides detailed information and instructions for servicing and repairing your machine. The manual covers all aspects of the D85A-12, from its engine and transmission to its hydraulics and undercarriage. It includes detailed diagrams, illustrations, and step-by-step procedures to help you diagnose and fix any problem. With this manual, you will have access to the same information used by Komatsu technicians, allowing you to perform repairs and maintenance with confidence. This manual is applicable to Komatsu D85A-12 Bulldozers with serial numbers 10001 and up.

The Komatsu D85A-12 is a powerful and versatile crawler tractor designed for heavy-duty earthmoving operations. This bulldozer, part of Komatsu's renowned D-Series line, boasts an impressive combination of performance, durability, and operator comfort. It is equipped with a robust and reliable Komatsu SAA6D140E-3 engine, delivering a powerful output of 415 horsepower. This engine is known for its efficiency and low fuel consumption, ensuring optimal productivity even in demanding applications. The D85A-12 comes standard with a durable and robust undercarriage, featuring heavy-duty track chains and rollers, designed to withstand the harshest environments and offer exceptional longevity. The machine's advanced hydrostatic transmission system provides smooth and responsive control, allowing for precise maneuverability and efficient operation in various terrain conditions. Komatsu has incorporated innovative features into the D85A-12 design to enhance operator comfort and productivity. The spacious and ergonomically designed operator cab offers excellent visibility, reducing operator fatigue during extended shifts. The cab is equipped with a climate control system, providing a comfortable working environment regardless of external conditions. The D85A-12 also features advanced monitoring systems that provide real-time information on engine performance, fuel consumption, and machine health, enabling operators and maintenance personnel to optimize performance and minimize downtime. These features collectively contribute to enhanced productivity, operator safety, and reduced operating costs, making the D85A-12 a highly sought-after machine in the construction and mining industries.