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Question About Nighthawk Carbon Monoxide Alarm KN-COPP-3
Beeps...

I get a single beep every 15-30 seconds with no display information, only a single dot with no numbers or letters. I replace the battery and after a few days, I get the same single beep every 15 or so seconds.

Asked by William on 08/22/2008 1  Answer

ManualsOnline posted an answer 15 years, 10 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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