This comprehensive Komatsu D355A-5 Bulldozer Service Repair Manual provides detailed information on the maintenance, assembly, disassembly, and servicing of your Komatsu D355A-5 Bulldozer. Specifically designed for serial numbers 12622 and up, this manual covers the D355A-5 model equipped with the SA6D155-4 engine. For detailed information about the engine itself, please refer to the 155 Series Engine Shop Manual.

This manual offers a wealth of knowledge to help you understand and repair your Komatsu D355A-5 Bulldozer. It contains detailed specifications, diagrams, and actual photographs to guide you through every step of the repair process. You'll find clear instructions on diagnosing, servicing, and troubleshooting your machine, as well as technical maintenance procedures. This manual is designed to empower you to perform repairs yourself and save money.

The manual is organized into sections that cover essential aspects of the bulldozer:

* **Structure and Function:** Learn the inner workings of your bulldozer, understanding how each component contributes to its overall operation.
* **Testing and Adjustments:** This section provides detailed instructions and procedures for testing and adjusting key components of the bulldozer to ensure optimal performance.
* **Troubleshooting:** Find solutions to common problems and learn how to identify and address the root cause of issues.
* **Disassembly and Assembly:** This section provides step-by-step instructions for taking apart and putting back together various components of the bulldozer.
* **Maintenance Standard:** Stay on top of your bulldozer's maintenance schedule with this guide to recommended maintenance routines and procedures.
* **Drawings:** Comprehensive diagrams and illustrations enhance your understanding of the bulldozer's mechanics.

The Komatsu D355A-5 bulldozer is a heavy-duty earthmoving machine built to tackle demanding tasks in construction, mining, and quarrying. Its robust design and powerful engine allow it to efficiently move large volumes of earth, rock, and other materials. The D355A-5 is equipped with a powerful Komatsu SAA6D170E-6 engine, delivering exceptional torque and horsepower, enabling it to handle even the toughest jobs. This engine is known for its reliability and efficiency, while its advanced emissions control technology conforms to strict environmental regulations. The bulldozer features a large, durable track frame that provides stability and traction on challenging terrain. The undercarriage is designed for long service life and minimal maintenance, ensuring productivity and minimizing downtime. Furthermore, the D355A-5 boasts a spacious and comfortable operator cab, equipped with ergonomic controls and an intuitive interface. This helps to reduce operator fatigue and enhance productivity. The cab also features advanced safety features, including a ROPS (Rollover Protective Structure) and FOPS (Falling Object Protective Structure), ensuring the operator's well-being in the event of an accident.

The D355A-5 is equipped with a variety of attachments and options, allowing it to be customized to meet specific job requirements. These attachments can include rippers, blades, and winches, enabling the bulldozer to perform a wide range of tasks, such as grading, excavating, and pushing materials. The D355A-5 is renowned for its exceptional performance, reliability, and durability. Its powerful engine, robust construction, and advanced features make it a valuable asset in any demanding earthmoving operation. Its versatility and adaptability ensure that it can meet the specific needs of various projects, from large-scale infrastructure developments to smaller-scale construction projects. The Komatsu D355A-5 is a testament to the brand's commitment to innovation and quality, offering a robust, efficient, and dependable solution for challenging earthmoving applications.