This Operation & Maintenance Manual covers the Komatsu WA250-3 Wheel Loader, serial numbers 53001 and up. Designed for robust performance and reliability, the WA250-3 is engineered to meet the demanding requirements of various construction and material handling applications. Its construction reflects Komatsu's commitment to quality, ensuring efficient operation and longevity in challenging environments. This comprehensive manual provides essential information for the safe and effective operation, maintenance, and servicing of your WA250-3. It includes detailed sections on general operation, special conditions such as cold weather and long-term storage, troubleshooting, and a complete maintenance program. Furthermore, it covers technical specifications, safety precautions, and guidelines for selecting and handling attachments, empowering owners and technicians to maintain the machine's optimal performance and ensure operational safety.