Quote:
Originally Posted by rbracing60
Full time in RV park, tone is hi pitched but not a squeal, loudest in the hallway at the top of the stairs leading to the bedroom. All electrical power was disconnected, only other battery power would be smoke detectors, and I removed those batteries. Also retracted and extended bedroom slide. Can't for the life of me think what could cause the tone without power.
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Just for info......you can remove the battery from a smoke detector and it still has residual power in it until you bleed that off. Have learned that the hard way as mine kept sounding off even after it was unplugged from the AC and the batteries were removed.