This manual covers the Hyundai 20DF-7T, 25DF-7T, 30DF-7T, and 33DF-7T forklift truck models. These diesel-powered, pneumatic tire forklift trucks are designed for various industrial material handling applications, offering lifting capacities ranging from 2,000 kg to 3,300 kg. Hyundai, a globally recognized leader in heavy equipment manufacturing, produces these forklifts known for their reliability, performance, and efficiency. The 'DF-7T' series represents a generation of these robust machines, built to provide dependable service in demanding environments. This comprehensive service repair workshop manual provides factory-level information essential for the maintenance and repair of your Hyundai forklift. It covers all major systems including General Information, Unit Removal/Installation, Power Train, Brake, Steering, Hydraulic, Electric, and Mast systems. Within these sections, you will find detailed procedures for disassembly and assembly, operational checks, troubleshooting guides, and adjustment specifications. The manual's easy-to-read text and high-quality diagrams are designed to assist owners, maintenance technicians, and repair shops in reducing downtime and labor costs, ensuring the continued optimal performance and longevity of the equipment.