The Volvo Penta 280DP / 280PT represents a robust line of Inboard Stern Drives engineered for reliable marine propulsion. These sterndrives, available in both single propeller (280PT) and Duoprop (280DP) configurations, are designed for compatibility with a wide range of Volvo Penta marine engines. Constructed from marine-grade aluminum alloy, the drive housing ensures durability in harsh aquatic environments. Key operational features include cable-actuated shift and throttle controls, power trim and tilt, and cable-actuated steering, all contributing to precise handling and performance on the water. This Workshop Service Repair Manual provides comprehensive guidance for the maintenance and repair of the Volvo Penta 280DP / 280PT sterndrives. It covers essential procedures, including routine maintenance such as oil changes with specified Volvo Penta Marine Gear Oil and cooling system servicing for both raw water and fresh water configurations. The manual also details troubleshooting steps for common mechanical and electrical issues, alongside essential technical specifications. Its purpose is to equip owners, mechanics, and technicians with the knowledge required to ensure the longevity and optimal performance of their Volvo Penta sterndrive units.