The Komatsu WA320-7 Wheel Loader, identified by serial numbers A36001 and up, is a robust piece of heavy equipment engineered for demanding applications in construction and material handling. Powered by the 6D107E-2 internal combustion engine, this machine embodies Komatsu's commitment to reliability and operational efficiency. Its design prioritizes durability and performance, making it a dependable choice for professionals requiring powerful and versatile machinery to accomplish essential tasks. This Service Repair Shop Manual provides comprehensive guidance for the Komatsu WA320-7 Wheel Loader. It covers essential areas including specifications, structure and function, standard value tables, testing and adjusting procedures, troubleshooting, disassembly and assembly, maintenance standards, and appendices with diagrams and drawings. The manual is designed to assist owners, mechanics, and technicians in performing routine and preventive maintenance, ensuring the optimal performance and longevity of the equipment through accurate repair and service practices.