2007-2009 Yamaha F15/F20 Outboard Service Manual, Page 247Get this manual

2007-2009 Yamaha F15/F20 Outboard Service Manual, Page 247

Quality of the image is intentionally reduced!

Electrical system
1 Check the commutatorClean with 600grit sandpaper and compressed air if dirty
S6AG8440

2 Measure the commutator diameterReplace the armature if below specif