This Service Repair Manual covers the Hyundai HL780-7A Wheel Loader, a robust piece of heavy equipment designed for demanding operational environments. Engineered for reliability and performance, this model is built to handle a wide range of tasks including maintenance, assembly, disassembly, servicing, and repair. Its construction emphasizes durability and efficiency, making it a valuable asset for any operation requiring powerful and dependable material handling capabilities. This manual provides comprehensive guidance for the maintenance, servicing, and repair of your Hyundai HL780-7A Wheel Loader. It details procedures for the engine, power train, brake, steering, work equipment, and electrical systems, along with operational checks and troubleshooting. Technical specifications, component locations, electrical circuit diagrams, and system adjustments are also included. This resource is essential for owners, mechanics, and technicians to ensure the optimal performance and longevity of the equipment.