This manual covers the Volvo Penta 280-DP, 285-DP, and 290-DP Drive systems. These sterndrives are engineered for reliable performance and durability in marine applications. The comprehensive nature of this guide reflects the quality and complexity of Volvo Penta's drive technology, providing in-depth information for owners and service professionals. This Service Repair Workshop Manual in English provides essential guidance for maintaining and repairing your Volvo Penta drive. It includes detailed step-by-step instructions for disassembly, assembly, installation, and troubleshooting, along with crucial technical specifications, wiring diagrams, and safety information. The manual is designed to assist mechanics, boat owners, and independent service professionals in effectively diagnosing and resolving issues, ensuring optimal performance and longevity of the 280-DP, 285-DP, and 290-DP drive units.