This manual covers the Yamaha F4A F4 Marine Outboard, a four-stroke gasoline engine designed for reliable marine propulsion. Engineered by Yamaha Motor Corporation, this outboard motor delivers 4 horsepower, providing efficient and dependable power for a variety of watercraft. Its robust construction and thoughtful design ensure performance and longevity in demanding marine environments.

This comprehensive Service Repair Manual in English provides essential information for maintaining and repairing your Yamaha F4A F4 outboard motor. It details procedures for the Fuel System, Power Unit, Lower Unit, Bracket Unit, and Electrical System, alongside troubleshooting guidance and periodic inspection and adjustment schedules. This manual is an indispensable resource for owners and technicians seeking to ensure optimal performance and longevity of the marine outboard.