This manual covers Hyster BIG Truck Forklifts designed for heavy-duty material handling. These robust machines, including models such as H300-360HD, H360HD, H360-450H EC5-6, E008 H440-700F/FS, D117 H800-970E, H1050EH, A228 HR45- EC, HR48-EC, A227 HR45, HR45H, RS45, and RS46, are engineered for demanding industrial environments. They feature powerful internal combustion engines, typically diesel-powered, and are built for exceptional lifting capacities ranging from 30,000 to 105,000 lbs, ensuring reliable performance in the toughest operational conditions. This comprehensive Repair and Parts Manual, provided in English, is an essential resource for maintaining and repairing your Hyster forklift. It details critical information including maintenance schedules, recommended fluids, and inspection procedures. Technicians and owners will find detailed guidance on troubleshooting, technical specifications, and operational capabilities, ensuring the longevity and optimal performance of the equipment. The manual is structured to provide clear, actionable information for all service and repair needs.