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Question About Nighthawk Carbon Monoxide Alarm None
Beeps every 20 seconds...

Beeps every 20-30 seconds. Can't find battery. Hardwired in. THoughts?

Asked by John on 12/22/2008 1  Answer

ManualsOnline posted an answer 15 years, 9 months ago

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

Reto posted an answer 15 years, 7 months ago

0 I have the same issue, how did someone solve the beeping every 20/30 seconds.
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