Because watercraft engines might backfire, all powerboats (except outboards) that are fueled with petrol must have an approved backfire flame arrestor on every carburetor. Backfire fire arrestors are designed to stop the ignition of gasoline vapors in situation the engine backfires.

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Backfire fire arrestors have to be: In an excellent and serviceable condition. USCG–approved (must comply with SAE J-1928 or UL 1111 standards). regular clean the fire arrestor(s) and also check for any type of damage.


In Nevada, the backfire flame defense system might be:An authorized backfire flame arrestor on each carburetor or…An engine and also fuel intake device with backfire fire protection tantamount to a backfire flame arrestor or…An attachment to every carburetor or to the engine waiting intake that disperses flames resulted in by engine backfire come the atmosphere outside the vessel and does no endanger the vessel’s occupants.

backfire To experience an explode of prematurely ignited fuel or the unburned exhaust gases in one internal combustion engine

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