Instant download Yamaha BY sereis 4BY/6BY Marine Engine Service Repair Workshop Manual.This manual content all service, repair, maintenance, troubleshooting procedures for Yanmar Engine Machine.
All major topics are covered step-by-step instruction, diagrams, illustration, wiring schematic, and specifications to repair and troubleshoot. With this factory service repair manual on hand can easily help you with any repairs that you may need for your Yanmar Engine Machine.
Machine model :
Yamaha BY sereis 4BY/6BY Marine Engine
*General Service Information
*Electrical and ECU
All pages are printable, so run off what you need & take it with you into the garage or workshop.
Save money $$ by doing your own repairs! It make it easy for any skill level with these very easy to follow, step-by-step instructions!
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