This Service Repair Shop Manual provides comprehensive information for the Komatsu WA470-5H and WA480-5H Wheel Loaders. These heavy equipment machines are engineered for demanding applications in material handling, construction, and loading. Built with Komatsu's renowned quality and reliability, these models are designed to deliver exceptional performance and durability in challenging work environments. Their robust construction and advanced engineering ensure efficient operation and long service life, making them a valuable asset for any project. This manual serves as an essential resource for maintaining and repairing your Komatsu Wheel Loader. It covers critical areas including safety protocols, general information, structure and function, testing and adjustment procedures, disassembly and assembly, and an appendix. The guidance provided is suitable for users of all skill levels, from first-time owners to professional technicians, ensuring that all necessary information is available to perform procedures correctly. Adhering to the maintenance guidelines will help prevent premature failure, reduce unnecessary repairs, and save both time and money.