Yamaha Outboards Service Manual – 150A / 175A / 200A | P/N 6G5-28197-20

This official Yamaha Outboards Manual (P/N 6G5-28197-20) is designed for 150A, 175A, and 200A two-stroke engines. Whether you're a professional marine mechanic or a DIY boat owner, this comprehensive service guide provides step-by-step instructions, technical specifications, maintenance intervals, and troubleshooting advice for proper engine care.

Using this manual ensures you're referencing Yamaha’s original factory guidelines—helping you diagnose and repair issues confidently. Topics include:

• Engine disassembly and reassembly

• Electrical system diagnostics

• Carburetor tuning and fuel delivery

• Lower unit service

• Torque settings and wiring diagrams

A must-have resource for anyone looking to maintain or restore their Yamaha outboard to peak performance.

This manual is suitable for:

• Yamaha 150A, 175A, 200A two-stroke outboards

• Mechanics working on older models

• Owners seeking genuine Yamaha repair guidance

Note: This is a physical copy and not a digital download. It’s ideal for workshop use and contains detailed illustrations and part diagrams.