bilge blower
dildo blower
To rid the engine compartment of gas fumes, thus reducing the possibility of explosion.
Running the exhaust blower will expel fuel or exhaust vapors trapped in the engine compartment. This is a precautionary step. A visual inspection the engine compartment is also a good habit to get into if you have not started the boat for some time. Things to look (and smell) for in the engine compartment that might tell you something is wrong with your boat before you start it include: fuel or exhaust, water, and broken or loose motor parts.
The blower should be operated a few minutes before you start the motor to vent gas fumes from engine compartment.
Hi firewall on cars keep the engine isolated from passenger compartment .This eliminates fumes heat and noise.
Operating the exhaust blower purges the engine compartment of explosive fuel fumes.
Run it a few minutes before you start the engine - It takes the gas fumes out of the engine compartment so that if you have a spark it doesn't ignite.
If the boat has a blower for the engine compartment, TURN IT ON for several seconds before starting the engine(s), to clear out any fuel fumes that might have accumulated.
Powerboats are built to ventilate the engine when underway. As the boat moves along, an air intake scoops up fresh air and forces it down the air duct into the engine compartment. The exhaust sucks out the explosive fumes from the lowest part of the engine and fuel compartments.
The blower should be operated a few minutes before you start the motor to vent gas fumes from engine compartment.
Exhause Fumes.
The blower should be operated a few minutes before you start the motor to vent gas fumes from engine compartment.