This shop manual covers the Komatsu Wheel Loader models WA250-5H and WA250PT-5H, specifically for units with serial numbers H50051 and up for the WA250-5H, and H60051 and up for the WA250PT-5H. These versatile machines are engineered for demanding work environments, offering robust performance and reliability. Their design prioritizes efficient operation and durability, making them suitable for a wide range of construction and material handling applications.

The purpose of this manual is to provide comprehensive technical information for the maintenance, repair, and servicing of these Komatsu wheel loader models. It details essential procedures, specifications, and diagnostic information necessary for ensuring optimal performance and longevity. Technicians and owners will find detailed instructions on various systems, enabling them to perform routine maintenance and address potential issues effectively.