This comprehensive manual provides in-depth information on the Komatsu WA800-3 Wheel Loader, covering everything from maintenance and assembly to disassembly, servicing, and troubleshooting. It serves as a valuable resource for operators and maintenance personnel aiming to maximize performance, ensure economical operation, and prioritize safety.

The manual is divided into three sections:

**Service Repair Manual:** This section offers detailed instructions for repairing and maintaining your WA800-3. It includes specifications, diagrams, and real-life photo illustrations to guide you through repair, diagnosis, servicing, and troubleshooting procedures. With this manual, you can confidently address issues and understand the intricacies of your machine without relying solely on external service.

**Operation & Maintenance Manual:** This section focuses on safe and efficient operation, handling, lubrication, and maintenance of your WA800-3. It covers topics like general precautions, operation procedures, transportation guidelines, cold weather operation, long-term storage, troubleshooting, and maintenance schedules. This manual ensures that you have all the necessary information for optimal performance and longevity of your machine.

**Field Assembly Manual:** This section provides step-by-step instructions for assembling your Komatsu WA800-3 Wheel Loader. It covers everything from initial layout and tools required to the detailed assembly procedures for individual components, including adjustments and maintenance procedures after completion. This manual makes the assembly process safe and efficient.

This manual covers the WA800-3 model with serial numbers 50001 and up, which are equipped with the SA12V140-1 engine. For specific engine details, refer to the 12V140-1 Series Engine Shop Manual.

The Komatsu WA800-3 wheel loader, a robust and versatile machine, is a prime example of Komatsu's commitment to engineering excellence and innovative design. It is a heavy-duty, large-capacity wheel loader designed for demanding applications in various industries, including construction, mining, and quarrying. This model boasts a powerful engine and a robust drivetrain, capable of handling massive loads and navigating challenging terrains. The WA800-3 features a spacious and comfortable operator cab, offering excellent visibility and ergonomic controls for enhanced operator comfort and productivity. The machine is equipped with a range of advanced features, including an automatic transmission, an electronic monitoring system, and a hydraulically controlled workgroup, ensuring efficient and reliable operation.

The Komatsu WA800-3 is renowned for its exceptional performance, durability, and operator comfort. It is designed to meet the most demanding requirements in terms of load capacity, productivity, and fuel efficiency. The machine's robust construction and high-quality components ensure long-term reliability and minimal downtime. The WA800-3's advanced safety features, including a rollover protection system (ROPS) and a falling object protection system (FOPS), provide a safe working environment for operators. With its powerful engine, efficient hydraulics, and user-friendly controls, the Komatsu WA800-3 is an ideal choice for businesses seeking a reliable and productive wheel loader to handle heavy-duty tasks in various applications.