This manual covers the Crown ESR4000 Series Forklift, an electric-powered material handling machine designed for efficient operation. The ESR4000 Series is engineered for reliability and performance in various industrial environments. This comprehensive service repair factory manual provides in-depth technical data and diagrams to support the maintenance and repair of these forklifts. The purpose of this manual is to serve as a definitive resource for owners, technicians, and mechanics. It details essential procedures, including safety guidelines, lubrication and adjustment, hydraulics, drive unit, electrics, brakes, steering, and mast systems. With step-by-step instructions and a complete parts list, this English-language manual is designed to facilitate easy maintenance and repair for users of all skill levels.