Yamaha F100B F100C Outboards Factory Service Manual, Page 316Get this manual

Electrical systems
Checking the armature
1Check the commutator for dirtClean with #600 grid sandpaper and compressed air if necessary
Removing the starter motor pinion
1Slide the pinion stopper down as shown, and then remove the clip 2
S60C8260

NOTE: Remove the clip with thin screwdriver

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives