Honda BF8D Owner's Manual page 60

OPERATION
EMERGENCY STOP SWITCH
IGNITION SWITCH KEY
After cruising at full throttle, cool
down the engine by idling for a few
minutes before stopping the engine.
58
2. Turn the ignition switch key to the
OFF position or press the
emergency stop switch until the
engine stops.
3. When the boat is not in use, remove
and store the ignition switch key
and the emergency stop switch clip
and lanyard. If you are using a
portable fuel tank, disconnect the
fuel hose if you will be storing or
transporting the outboard motor.