This Service Repair Shop Manual provides comprehensive information for the Komatsu WA380-6H Wheel Loader, serial number H60051 and up. Engineered for reliability and performance, this four-wheel drive diesel machine is designed for demanding operational environments. Its robust construction and advanced features make it a versatile tool for various heavy-duty applications, ensuring efficient and dependable service. This manual is your essential resource for maintaining and repairing the Komatsu WA380-6H Wheel Loader. It covers critical areas including specifications, structure and function, maintenance standards, standard value tables, testing and adjusting procedures, troubleshooting, disassembly and assembly, and detailed diagrams and drawings. This English-language guide is intended to assist owners, mechanics, and technicians in understanding and performing all necessary service and repair operations.