This Service Repair Manual covers the Hyundai HL770-7A Wheel Loader. Engineered for demanding operational environments, this machine embodies Hyundai's commitment to robust construction and reliable performance. Its design prioritizes efficiency and durability, making it a valuable asset for a wide range of construction and material handling tasks. Understanding the intricacies of its operation and maintenance is key to maximizing its service life and productivity. This comprehensive manual provides detailed information essential for the upkeep and repair of your Hyundai HL770-7A Wheel Loader. It includes in-depth coverage of the engine, power train, brake, steering, work equipment, and electrical systems, featuring structure and function explanations, operational checks, troubleshooting guides, and step-by-step disassembly and assembly procedures. Whether you are an owner, mechanic, or technician, this manual offers the knowledge required to perform maintenance and repairs effectively, ensuring your equipment operates at peak performance.