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Question About Nighthawk Carbon Monoxide Alarm KN-COPP-3
What does it......

...mean when a red dot is setting the alarm off!

Asked by on 01/31/2010 2  Answers

ManualsOnline posted an answer 14 years, 8 months ago

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

Linda posted an answer 14 years, 8 months ago

0 Our KN-COPP-3 Carbon Monoxide Alarm is beeping every few seconds and on the front it says ~ err Can you tell us why and how to fix it? Linda Nugent 217-254-4000 Email: linda@lindanugent.com
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