This manual covers the Komatsu WA470-5H Wheel Loader, serial numbers H50051 and up. Designed as robust construction equipment, this machine utilizes an internal combustion engine for powerful operation. Its engineering is focused on delivering reliable performance for demanding tasks, making it a dependable choice for various industrial and construction applications. This Service Repair Manual in English provides comprehensive technical information and repair procedures for workshop operations. It aims to improve the quality of repairs by offering detailed substeps, notes, cautions, warnings, and clear illustrations. The manual's structure, including a numbered table of contents and enlarged insets, facilitates efficient troubleshooting and maintenance, empowering owners, mechanics, and technicians to effectively service and judge repair needs for this equipment.