Yamaha Outboard F15A F9.9C, FT9.9D F15 Service Manual, Page 460Get this manual

Yamaha Outboard F15A F9.9C, FT9.9D F15 Service Manual, Page 460

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IGNITION SYSTEM
IGNITION SPARK GAP
9 When checking the spark gap, do not touch any of the connections of the spark gap tester lead wires9 When performing the spark gap test, take special c