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Mechanical Ventilation System
Turn on the ventilation system before you start the engine; normally on inboard engines which are in a confined space.
Mechanical
must have a mechanical ventilation system (EQ-17)
Mechanical unless your boat was built before July 31, 1980.
Mechanical
Inboard gasoline boats built after July 31st, 1980 must have what type of ventilation system?
Its purpose is very important. It takes care of any residual gas vapors and exhaust them out, so that when you start your boat, you don't blow your own booty out of the water.
To allow the engine to breathe, and help to vent fumes as well.
If you're talking about the type that use fans that start before the motor will start, it's to dispell any gas or petrol fumes that might accumulate in the bilge before any sparks are generated by the starter motor or ignition
It removes flammable gases
The intake hose should be located inside the enclosed engine compartment so that gas fumes and exhaust gases can be vented outside the vessel. There is no specific location that I am aware of, they are generally mounted to a bulkhead in the engine compartment where the engine can be accessed without interference.