This manual covers the Hyster B478 (C60ZAC) Class 3 Electric Motor Hand Truck, a robust electric-powered forklift designed for efficient material handling. Engineered for reliability and performance, this equipment is built to meet the demanding needs of various industrial environments. Its electric motor drive system ensures smooth operation and reduced emissions, making it a sustainable choice for warehouses, distribution centers, and manufacturing facilities. The Hyster B478 (C60ZAC) represents a commitment to quality engineering, providing operators with a dependable tool for their daily tasks. This comprehensive service repair manual provides detailed information essential for the maintenance and repair of the Hyster B478 (C60ZAC) forklift. It includes step-by-step instructions for a wide range of procedures, covering critical components such as the AC motor controller, brakes, electrical system, and lifting mechanism. The manual also offers valuable insights into troubleshooting using the AC Controls Program (ETACC), periodic maintenance schedules, and essential technical specifications. By utilizing this guide, owners and technicians can effectively perform self-repairs, ensuring the longevity and optimal performance of their equipment while potentially saving on service expenses.