This service repair workshop manual provides comprehensive information for the Komatsu WA600-3 and WA600-3D Avance wheel loaders, serial numbers 50001 and up. These heavy equipment machines are engineered for demanding applications in construction and material handling. The manual details the structure and function of these robust machines, highlighting their reliability and performance in challenging work environments. The purpose of this English-language manual is to guide owners, mechanics, and technicians through all aspects of vehicle maintenance and repair. It covers essential procedures such as testing and adjusting, disassembly and assembly, and general maintenance standards. With step-by-step instructions, detailed exploded diagrams, and comprehensive coverage, this manual ensures the proper upkeep and longevity of your Komatsu wheel loader.