This Service Parts Manual covers Hyster E004 series forklifts, including models S70-120XM, S120XMS, and S80-100XMBCS, designed for industrial material handling with load capacities ranging from 3500 to 5500 kg. These robust machines are engineered for reliability and efficiency in demanding work environments. The manual details various mast options, including Two Stage Limited Free-Lift, Two Stage Full Free-Lift, and Three Stage Full Free-Lift configurations, providing comprehensive support for these versatile industrial vehicles. The purpose of this English-language manual is to provide detailed information for the maintenance and repair of the Hyster E004 series forklifts. It covers essential systems such as the frame, engine, fuel, electrical, transmission, steering, brake, and hydraulic systems, along with specific details on mast assemblies and available options. This resource is intended for owners, mechanics, and technicians to ensure the optimal performance and longevity of the equipment through accurate parts identification and procedural guidance.