This operating manual covers the Hyundai HSL600T and HSL680T Skid Steer Loaders. These machines are engineered for a variety of tasks including driving, handling, lubrication, maintenance, inspection, and adjustment, aiming to enhance performance and safety. The manual provides comprehensive details on their specifications, control devices, operation, transportation, maintenance, and troubleshooting. This manual serves as an essential resource for owners, mechanics, and technicians. It details safety hints, equipment specifications, operating procedures, and maintenance schedules to ensure the equipment remains in peak operating condition. Coverage includes troubleshooting guides for common issues, hydraulic breaker operation, and recommended lubricants, all designed to facilitate efficient and safe operation and upkeep of your Hyundai Skid Steer Loader.