This comprehensive Komatsu Crawler Dozers D155AX-6 Workshop Service Repair Manual, covering serial numbers 80001 and up, provides detailed instructions and technical information for maintaining and repairing your heavy equipment. It includes detailed specifications and technical data to help you understand the intricacies of your D155AX-6 dozer. The manual delves into the structure, function, and maintenance standards of key systems, including the engine and cooling system, power train, undercarriage and frame, hydraulic system, work equipment, cab and its attachments, and the electrical system. For your convenience, the manual also features a standard service value table, along with detailed instructions for testing and adjusting various components. Troubleshooting sections cover general information, failure and error codes, as well as specific sections dedicated to electrical, hydraulic and mechanical systems, and the engine. The manual also provides detailed disassembly and assembly instructions for the engine, cooling system, and power train. For visual clarity, the manual includes hydraulic and electrical circuit diagrams. With this manual, you will have access to the information you need to perform routine maintenance, troubleshoot issues, and carry out repairs, ensuring the optimal performance and longevity of your Komatsu D155AX-6 crawler dozer.

The Komatsu D155AX-6 is a powerful and versatile crawler dozer designed for demanding earthmoving applications. This heavy-duty machine boasts a robust and efficient design, incorporating advanced technology to enhance productivity and operator comfort. The D155AX-6 is powered by a 15.2-liter, six-cylinder Komatsu SAA6D170E-6 engine, delivering an impressive 503 horsepower. This engine is renowned for its low emissions and fuel efficiency, contributing to reduced operational costs. The dozer's hydrostatic transmission system with electro-hydraulic controls allows for smooth and precise operation, while the variable displacement hydraulic pump optimizes power delivery and fuel consumption. With a maximum operating weight of 57,030 kg, the D155AX-6 can handle a wide range of tasks, including heavy-duty grading, excavating, and earthmoving. The machine's exceptional maneuverability is achieved through its robust undercarriage with durable tracks and a powerful blade system. The Komatsu D155AX-6 crawler dozer offers numerous features that enhance operator safety and comfort. These include a spacious and ergonomic cab with excellent visibility, comfortable seating with adjustable controls, and a comprehensive instrumentation panel. The cab is equipped with a sophisticated air conditioning system and noise reduction features, creating a pleasant working environment for the operator. Advanced safety features include a rollover protective structure (ROPS) and a falling object protective structure (FOPS), providing maximum protection during operation. Additionally, the D155AX-6 utilizes a hydraulically-controlled blade that allows for precise grading and leveling, further enhancing productivity and safety. The machine's exceptional performance combined with its operator-centric design makes the Komatsu D155AX-6 a highly sought-after crawler dozer for both construction and mining operations.