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Question About Nighthawk Carbon Monoxide Alarm KN-COP-DP
Hi, I am getting an error, when I press the peak l...

Hi, I am getting an error, when I press the peak level button it says e-09. When I fiirt plug it back in it says 888. It is not a continuous beep, it is intermittent

Asked by John Marengo on 01/25/2012 1  Answer

ManualsOnline posted an answer 12 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

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