This manual covers the HYUNDAI ROBEX 250D-9 forklift truck, equipped with a robust 8.9L 6-cylinder inline, 4-stroke, water-cooled, turbocharged-intercooled QSL diesel engine. Designed for demanding industrial applications, this forklift represents a commitment to engineering quality and operational reliability. Its advanced features and powerful engine ensure efficient and dependable performance in a variety of material handling scenarios, making it a valuable asset for businesses requiring heavy-duty lifting capabilities. The purpose of this comprehensive workshop service repair manual is to provide detailed guidance for the maintenance, repair, and troubleshooting of the HYUNDAI ROBEX 250D-9 forklift. It includes essential information on general precautions, specifications, periodic maintenance schedules, and the use of special tools. Furthermore, the manual offers in-depth procedures for structure removal and installation, powertrain systems, brake systems, hydraulic systems, and the electrical system, complete with troubleshooting guides and wiring diagrams, empowering owners and technicians to keep the vehicle in optimal working condition.