This Service Repair Manual covers the Komatsu WA250-1LC Wheel Loader, serial numbers A65001 and up. Engineered for demanding operational environments, this wheel loader is designed for efficiency and reliability in various service and repair applications. Its robust construction and advanced systems ensure optimal performance and longevity, making it a trusted choice for professionals. This comprehensive manual provides detailed information essential for the maintenance and repair of your Komatsu WA250-1LC. It includes in-depth coverage of the engine, power train, steering system, brake and air system, work equipment system, and electric and electronic systems. With step-by-step instructions, high-quality diagrams, and easy-to-read text, this manual is an indispensable resource for both do-it-yourself enthusiasts and experienced mechanics.