This Service Repair Manual provides comprehensive information for the Komatsu WA250-1LC Wheel Loader, serial number A65001 and up. Engineered for heavy equipment applications, this robust machine is designed for demanding tasks. Its construction emphasizes reliability and performance, making it a trusted choice for various operational needs. This manual is specifically tailored for the repair and maintenance of this particular model, ensuring its continued efficient operation. This English-language manual is designed to assist both do-it-yourself enthusiasts and experienced mechanics. It covers critical systems including the engine, power train, steering, brake and air systems, work equipment, and the electric and electronic systems, along with other essential components. With easy-to-read text, high-quality diagrams, and step-by-step instructions featuring pictures, this manual provides the necessary guidance for effective maintenance and repair procedures, ensuring the longevity and optimal functionality of your Komatsu WA250-1LC Wheel Loader.