This manual covers the Yamaha F20 F25 outboard motors produced between 1996 and 2006. These 4-stroke outboard motors are known for their reliability and performance, available in 20 and 25 horsepower variants. Engineered for demanding marine environments, they offer a robust solution for a wide range of boating applications, emphasizing durability and efficient operation. This comprehensive Repair Service Technical Maintenance Manual provides detailed information for the proper upkeep and repair of your Yamaha F20 F25 outboard motor. It includes essential sections on general information, specifications, periodic inspections and adjustments, fuel system, power unit, lower unit, bracket unit, electrical systems, and trouble analysis. With step-by-step instructions and exploded views, this manual is an indispensable resource for owners, mechanics, and technicians to ensure optimal performance and longevity of the motor.