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Question About Kidde Carbon Monoxide Alarm KN-COB-B
unit error KN_COB_B...

a chirp every 30 seconds and no greenLED flash

Asked by adriaan on 04/06/2011 2  Answers

ManualsOnline posted an answer 13 years, 7 months ago

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

Carrie posted an answer 13 years, 7 months ago

0 I've changed the batteries and it's still beeping every 30 seconds. Why? There is no green light flashing. Model # KN-COB-B
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