This manual covers the Komatsu WA470-5H and WA480-5H Wheel Loaders, serial number H50051 and up. These machines are engineered for demanding operational environments, offering robust performance and reliability. Their design prioritizes efficiency and durability, making them suitable for a wide range of heavy-duty applications. This highly detailed factory service repair workshop manual provides comprehensive coverage for the maintenance and repair of your Komatsu Wheel Loader. It includes step-by-step instructions for disassembly and assembly, along with detailed explanations of structure and function, testing and adjusting procedures, safety guidelines, and an appendix. With hundreds of photos and illustrations, this manual is an essential resource for owners, mechanics, and technicians to ensure optimal performance and longevity of the equipment.