This manual covers the Yamaha 15 ELG, a two-stroke outboard motor from the first generation of pre-1990s models. With a displacement of 212 cc and producing 15 horsepower, this water-cooled engine features a CDI ignition system and a carburetor for fuel delivery. Its transmission offers Forward, Neutral, and Reverse (F-N-R) selections. Engineered for reliability and performance, this Yamaha model is designed for marine propulsion, offering dependable operation for various watercraft applications. This comprehensive service repair maintenance manual, originally from the factory and presented in English, provides detailed guidance for maintaining and repairing your Yamaha 15 ELG. It includes step-by-step procedures for disassembly, repair, assembly, and inspection, supported by exploded diagrams. The manual is fully bookmarked and searchable, making it an invaluable resource for owners, mechanics, and technicians. Key maintenance information includes a fuel/oil mixture of 50:1 and a recommended service schedule of the first 10 hours, followed by every 100 hours or annually.