Mercury 15 FourStroke - Stopping the Engine

OPERATION
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7. Electric starting models ‑ Push the starter button and crank
the engine. Release button when the engine starts. Do not
operate the starter motor continuously for longer than ten
seconds at a time. If the engine fails to start, wait 30 seconds
and try again.
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8. Flooded engine - If the engine will not start, push in the
throttle only button and advance the throttle grip to fast throttle
speed. Push in the choke knob and retry starting the engine.
After the engine has started, immediately reduce throttle
speed to idle.
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