Why must you operate the exhaust blower before starting a boats inboard engine? – Quora. TO INSURE NO FUEL FUMES EXIST WITHIN THE ENCLOSED HULL ! Gasoline vapors may accumulate in the engine enclosure and be ignited by a spark when the engine is started.
Why must you operate an exhaust blower before starting a boats inboard gasoline engine?
If your boat is equipped with a power ventilation system (exhaust blower), turn it on for at least four minutes before starting your engine. This will help eliminate fuel vapors in the bilge. Before starting the engine, sniff the bilge and engine compartment for fuel vapors.
How many minutes should a blower be operated before starting an engine on a boat?
It is recommended that you use a blower at least 4 minutes before you ever start the engine, and especially after fueling.
Why must you operate the exhaust blower before starting a boat’s inboard gasoline engine quizlet?
Before starting an inboard gasoline engine, you should operate the blower for at least 4 minutes and: sniff the blower exhaust for traces of gasoline fumes. Compared to a car, a boat going ahead steers: in a different fashion because it pivots about a point near the bow.
Why should a boats gas tank never be completely filled?
It’s important to never fill the tank of your boat beyond 90% full. This leaves room for gas to expand and avoids the potential for overflow. Ensure that all air vents and valves to the gas tank are open.
How many minutes should blower be operated?
How Many Minutes Should Blower Be Operated? An average blower run of at least four minutes should ventilate the bilge. If you’re going to use this product, however, make sure your nose is capable of detecting odors as well.
How long should a blower run after fueling the vessel?
After fueling, be sure to run your blower for at least four or five minutes and make sure you cannot smell gas before starting your engine.
How long should you run your boat’s bilge blower before starting your gasoline engine?
In boats equipped with a power ventilation system (exhaust blower), keep it on for at least 4 minutes before starting the engine to prevent fuel vapors from forming in the bilge. You should smell the bilge and engine compartment beforehand for fuel vapor before starting an engine.
What does the blower do on a boat?
A Bilge Blower on a boat is a fan that is used to remove flammable fumes from the engine compartment. This is to help prevent an explosion in the engine compartment whenever the engine is turned on after sitting for an extended period of time. The fumes that build-up are usually caused by a leak in a gas line or hose.
How far should you back a boat trailer into the water?
It should be just about as deep as it was when taking the boat off, and in most cases, about two-thirds of the trailer will be submerged while one-third remains out of the water. Don’t submerge the trailer too deep, or the bow of the boat may float over the bunks and go off to the side.
What test can be performed to detect a leak after fueling a gasoline powered boat?
You should check the bilges and all closed compartments for gasoline vapors. The sniff test is the most effective method for detecting fuel leaks.
What safety precaution should you take while filling the fuel tank of a gasoline powered boat?
While Fueling Your Boat
Keep the nozzle of the fuel-pump hose in solid contact with the tank opening to prevent producing a static spark.Use caution and fill the tank slowly to avoid spilling fuel into the boat’s bilge or into the water. Never fill a tank to the brim—leave room for fuel to expand.
What is an important step in the fueling process of a boat?
Safety First!
Turn off engine(s), electronics, and extinguish all open flames. Keep the nozzle in contact with the edge of the fill to prevent build up of static electricity to prevent sparking. Don’t top off your tank. Know how much fuel your tank holds and fill it to about 90%.
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