CORRECT CRAFT Nautique 220 Owner's Manual page 89

Section 4
Engine Compartment/Bilge Area Blower
The blower switch activates the engine compartment ventilation
blower to remove explosive fumes from the area. The blower is
turned on or off by pressing and releasing the button. The blower
must be operated for a minimum of four minutes each time before
starting the engines or generator. In addition, the blower should be
operated continuously when at idle or running at slow speeds.
!
WARNING
vapors can cause death or serious injury from failure to
check for fumes in the engine compartment or operating
the blower. Before engine start-up, check engine
compartment for gasoline vapors, then operate blower
for at least four minutes. Operate blower whenever
below planing speed.
A quick press and release of this button turns on the navigation
lights, and the indicator light for this button will illuminate. A press
and slight hold will only turn on the anchor light and cause the
indicator light to flash. A press and release of the key turns off both
of the lights.
!
WARNING
death or serious injury. DO NOT block the navigation
lights.
4-14
Explosion and fire hazard from gasoline
Navigation/Anchor Light
Blocking navigation lights can cause
Correct Craft, Inc.