This manual covers the Yamaha 9.9ELRU outboard motor, manufactured in 1996. Designed for marine propulsion, this internal combustion gasoline engine delivers 9.9 horsepower. Yamaha is renowned for its engineering quality and reliability, ensuring consistent performance for a variety of boating applications. The 9.9ELRU is built to provide dependable power and efficiency on the water. This Service Repair Maintenance Professional Manual provides comprehensive instructions for the upkeep and repair of your Yamaha 9.9ELRU outboard motor. It details step-by-step disassembly, repair, assembly, and inspection operations, supported by exploded diagrams. The manual covers recommended service intervals, oil types, and general service requirements, making it an essential resource for owners and technicians to ensure the longevity and optimal performance of the marine propulsion system.