This service repair manual provides comprehensive information for the Hyundai Forklift Truck models 35B-7, 40B-7, 45B-7, and 50B-7. These robust machines, designed for demanding material handling operations, represent Hyundai's commitment to engineering quality and reliability. The '-7' series designation signifies a specific generation of these forklifts, incorporating evolutionary improvements and advanced features to enhance performance and operational efficiency. This manual is an essential resource for understanding and maintaining the integrity of these powerful industrial vehicles. The purpose of this manual is to serve as a complete guide for technicians, mechanics, and owner-operators involved in the maintenance, assembly, disassembly, servicing, and repair of the specified Hyundai Forklift Trucks. It covers a wide array of critical systems, including the Power Train, Brake, Steering, Hydraulic, Electric, and Mast systems. With detailed troubleshooting procedures, operational checks, tests, adjustments, and clear, step-by-step instructions supported by real photo illustrations and diagrams, this manual empowers users to diagnose issues, perform repairs efficiently, and ensure the optimal performance and longevity of their equipment, ultimately saving on labor costs and reducing downtime.