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Question About Nighthawk Carbon Monoxide Alarm KN-COPP-3
RE KN-COPP-3 ASSEMBLY # 900-0076 DATE OF MFG 2006 ...

RE KN-COPP-3 ASSEMBLY # 900-0076 DATE OF MFG 2006 11//13 ISSUE 3260 Changed battery yet the unit chimes and displays 'Err' whether plugged into AC power or not. Pls advise. Thank you. Colette

Asked by Colette on 07/28/2014 1  Answer

ManualsOnline posted an answer 9 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

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