Taken from Boatus.org----
Bilge Blowers are specifically designed to clear gasoline fumes from closed compartments. They are ignition protected to prevent sparks, and are built to resist overheating and corrosion. The size blower you need is determined by the volume of your engine compartment. It is recommended that you use a blower at least 4 minutes before you ever start the engine, and especially after fueling.
At least 4 minutes
At least four minutes
A ventilation blower are specially designed to clear gasoline fumes from closed compartments. After fueling, it should take 4 minutes before operating it.
Run the ventilation blower for a minute after fueling.
At least four minutes!
At least four minutes!
at least four minutes.
On gasoline powered boats, the blower should be operated after refueling and before starting the engine.
On gasoline powered boats, the blower should be operated after refueling and before starting the engine.
The blower should be operated a few minutes before you start the motor to vent gas fumes from engine compartment.
The blower should be operated a few minutes before you start the motor to vent gas fumes from engine compartment.
open all hatches and turn on ventilation system