This manual covers the Komatsu WA180-1 wheel loader, a versatile machine designed for a wide range of material handling tasks. Built with Komatsu's renowned engineering and commitment to reliability, the WA180-1 features a robust Powershift transmission, articulated frame steering for excellent maneuverability, and wet disc brakes for dependable stopping power. Its design prioritizes efficient operation and durability, making it a trusted choice for construction, mining, and general material handling applications. The first generation of the WA180-1, identified by serial numbers starting from 10001, offers a solid foundation for productive work. The purpose of this Service Repair Workshop Manual is to provide comprehensive guidance for the maintenance and repair of the Komatsu WA180-1 wheel loader. It details essential procedures, technical specifications, and troubleshooting information necessary for optimal performance and longevity. Owners, mechanics, and technicians will find detailed coverage of the engine, transmission, hydraulic systems, and operator station, along with recommended service intervals and fluid capacities. This manual is an indispensable resource for ensuring the WA180-1 operates safely and efficiently throughout its service life.