ro_sieExplorerJan 24, 2018chirppingWe have a 2007 Fleetwood revolution. It is plugged in all the time in a 3 sided building. ( front is open, the unit is back in) It makes a chirping noise. It looks like everything is normal when we go...Show More
ro_sieExplorerJan 24, 2018Not a smoke detector , you can hear this outside. New battery. And the carbon monoxide is wired direct.. Good thought tho, thanks.
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