This comprehensive Operation & Maintenance Manual is designed for the Komatsu D155AX-5 Bulldozer, covering serial numbers 70001 and up. The manual provides detailed guidance for safe and efficient operation, maintenance, and troubleshooting. It begins with essential safety information, followed by an overview of the machine's components and their functions. Detailed instructions are provided for operation, including transportation, cold weather operation, and long-term storage.

The manual delves into maintenance procedures, including service schedules, wear parts lists, and recommended lubricants. It also includes standard tightening torques for bolts and nuts, along with a list of safety-critical parts that require periodic replacement. The manual thoroughly outlines maintenance procedures, ensuring that operators and maintenance personnel can effectively maintain the bulldozer for optimal performance and longevity.

The manual also covers optional parts and attachments, providing instructions for their use and installation. It includes detailed diagrams and illustrations for easy comprehension, making it accessible for users of all skill levels. This manual is an indispensable resource for anyone seeking to maximize the performance and lifespan of their Komatsu D155AX-5 Bulldozer.

The Komatsu D155AX-5 Bulldozer is a powerful and versatile machine designed for heavy-duty earthmoving applications. This model, with a serial number of 70001 and up, is renowned for its exceptional performance, durability, and operator comfort. It features a robust and reliable Cummins QSK45 engine, delivering 394 horsepower (294 kW) of raw power. This engine, coupled with the hydrostatic transmission, provides smooth and efficient operation in various terrain conditions. The D155AX-5 boasts a powerful hydraulic system that delivers ample force to the blade and ripper, enabling efficient earthmoving, grading, and excavating tasks. The machine's heavy-duty undercarriage, featuring durable track chains and rollers, ensures long-lasting performance and resistance to wear and tear.

The Komatsu D155AX-5 incorporates advanced features for operator comfort and safety. The spacious and ergonomically designed cab provides excellent visibility and a comfortable working environment. The operator's station is equipped with intuitive controls and a digital display that provides vital machine information. The D155AX-5 also features a comprehensive safety system that includes a rollover protection structure (ROPS), a falling object protection structure (FOPS), and a variety of safety interlocks to prevent potential accidents. The machine's advanced operating system and electronic control systems contribute to fuel efficiency and minimal environmental impact. Overall, the Komatsu D155AX-5 Bulldozer is a highly reliable and efficient machine that delivers exceptional performance and productivity in demanding construction and earthmoving applications.