This Service Repair Manual is for the Komatsu WA430-5 Wheel Loader, serial number 60001 upwards. Engineered for durability and performance, this machine is designed for demanding tasks in various operational environments. Its robust construction and advanced features ensure reliability and efficiency in its intended applications. This comprehensive manual provides detailed information for the repair, servicing, and preventative maintenance of your Komatsu WA430-5. It covers step-by-step procedures, troubleshooting methods, and extensive parts coverage for major components, undercarriage, ground engaging tools, transmission, hydraulics, and seals and gaskets. With numbered instructions, detailed illustrations, and clear notes, cautions, and warnings, this manual is an essential resource for owners, mechanics, and technicians to maintain the optimal performance and longevity of the equipment.