This Operation & Maintenance Manual covers the Komatsu WA480-6 Wheel Loader, serial numbers starting from A48001 and up. Engineered for demanding work environments, this robust machine features a powerful Komatsu 6D125E-5 diesel engine and a 4-speed forward and 4-speed reverse Powershift transmission. With an operating weight of approximately 25,000 kg and a standard bucket capacity of 4.0 m³, the WA480-6 is designed for efficiency and reliability in material handling operations. Its substantial dimensions, including a length of 9,660 mm with the bucket on the ground and a width over tires of 3,060 mm, underscore its capability for large-scale tasks. This comprehensive English manual provides essential information for the safe and effective operation, maintenance, and servicing of your Komatsu WA480-6. It details critical procedures, troubleshooting guidance, technical specifications, and safety protocols. Owners, operators, and service technicians will find detailed instructions for routine maintenance, fluid recommendations, and component overviews, ensuring the longevity and optimal performance of the wheel loader. The manual's complete, searchable, and bookmarked format facilitates quick access to the information needed to keep this powerful machine running efficiently.