This workshop service repair manual covers the Hyundai HL780-7A Wheel Loader. Engineered for demanding applications, this robust machine is designed for reliability and performance in various operational environments. Its advanced construction and powerful components ensure efficient material handling and productivity. This manual is intended to provide comprehensive information for the service and repair of this specific model. This manual offers detailed guidance for maintaining and repairing your Hyundai HL780-7A Wheel Loader. It includes in-depth coverage of the engine, powertrain, brake system, steering system, work equipment, and electrical system, with sections on structure, function, operational checks, troubleshooting, test and adjustments, disassembly, and assembly. With step-by-step instructions, detailed illustrations, and exploded diagrams, this manual is designed to be easily followed by novice users, enabling cost savings through self-performed repairs.