This manual pertains to the Hyundai HSL600T/HSL680T, a robust piece of machinery designed for demanding operational environments. While specific production years are not detailed, the engineering of this model emphasizes durability and reliable performance, making it a dependable choice for various industrial applications. Its construction and hydrostatic drive system are indicative of a focus on efficient power delivery and operational longevity. This comprehensive Factory Service/Repair/Workshop Manual in English provides detailed guidance for the maintenance, service, diagnosis, and repair of the Hyundai HSL600T/HSL680T. It covers essential systems including hydraulic, hydrostatic drive, final drive, controls, electrical, and the main frame, offering step-by-step instructions supported by diagrams and exploded views. This resource is invaluable for owners, mechanics, and technicians seeking to ensure optimal performance and longevity of their equipment.