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Question About First Alert Carbon Monoxide Alarm CO600
First Alert CM alarm Model CO600A...

I printed the manual but it does not tell you what color the light should be. When it is first plugged in the light is green. Should it stay green and only turn red when there is a problem>

Asked by Helen on 05/24/2010 1  Answer

ManualsOnline posted an answer 14 years, 4 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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