This Service Shop Repair Manual provides comprehensive information for the Komatsu WA250-1LC Wheel Loader, serial numbers A65001 and up. Engineered for demanding applications, this machine is built with Komatsu's renowned quality and reliability. Its robust design and efficient operation make it a versatile tool for various construction and material handling tasks. This manual details its advanced features and operational capabilities. This English-language manual serves as an essential resource for owners, mechanics, and technicians. It covers servicing, repair, preventative maintenance, and troubleshooting, offering detailed procedures, technical specifications, and clear illustrations, diagrams, and photos. The content is designed to facilitate a thorough understanding of the WA250-1LC, enabling effective maintenance and repair to ensure optimal performance and longevity, ultimately helping to lower repair and maintenance costs.