This Service Repair Manual covers the Yamaha F15 and F20 series outboard motors, specifically models F15CELH and F20ELH from the 2007 and 2009 model years. These four-stroke outboard motors are designed for marine propulsion, offering reliable performance with their two-cylinder engines and CDI ignition systems. Engineered by Yamaha Motor Corporation, these units provide efficient power, available in 15 and 20 horsepower variants, and utilize unleaded gasoline for operation. Their robust construction and advanced features ensure dependable operation for a wide range of marine applications.

This comprehensive manual is designed to assist owners, mechanics, and technicians in maintaining and repairing the Yamaha F15/F20 series outboard motors. It provides detailed information on all aspects of service, including routine maintenance procedures, troubleshooting common issues, and in-depth repair instructions. Key areas covered include engine specifications, lubrication requirements, electrical systems, fuel systems, and more. Following the guidelines within this manual will help ensure the longevity, optimal performance, and safe operation of your Yamaha outboard motor.