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Question About Costar Carbon Monoxide Alarm 9RV
I have change battery the right one and it still ...

I have change battery the right one and it still beeps once every 30 or so seconds after one day. The date on the alarm said Jan 2011,do I have to replace the alarm or can I keep it with your help Thanks Bill

Asked by Bill on 05/30/2012 1  Answer

ManualsOnline posted an answer 12 years, 5 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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