The Crawler Excavator is a robust Crawler Excavator from the 3 Series, engineered for demanding construction and excavation tasks. Powered by a 375 HP diesel engine with a displacement of 10.52 L, this water-cooled power plant ensures reliable performance. Its hydrostatic transmission with hydraulic drive motors provides efficient power delivery, while the substantial operating weight of 46,800 kg and a length of 11.30 m with the bucket indicate its heavy-duty capabilities. Designed for exceptional digging depth and reach, the ZX470H-3 offers impressive digging forces, making it a valuable asset for large-scale projects. This Service Repair Manual provides comprehensive guidance for the Crawler Excavator. It covers essential maintenance procedures, including lubrication capacities and recommended oil change intervals, as well as detailed technical specifications for the engine, transmission, and hydraulic systems. Troubleshooting information and safety guidelines are also included to assist owners, mechanics, and technicians in maintaining the optimal performance and longevity of the equipment. This manual is presented in English and is intended for use with PDF Reader.