2005 SO Johnson 4 Stroke 9.9-15HP Outboards Service Repair Manual P/N 5005990, Page 254Get this manual

2005 SO Johnson 4 Stroke 9.9-15HP Outboards Service Repair Manual P/N 5005990, Page 254

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Running outboard too fast (Overspeeding)
Running outboards: Exhaust fumes

NOT run the engine indoors or without adequate ventilation or permit exhaust fumes to accumulate in confine