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Question About BRK electronic Smoke Alarm 4120B
I can't read brk 4120b manual online. Replaced ba...

I can't read brk 4120b manual online. Replaced battery and it keesps chirping.

Asked by gerry dayton on 05/28/2012 2  Answers

ManualsOnline posted an answer 12 years, 6 months ago

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

colin posted an answer 11 years, 5 months ago

0 it is defective
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