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Question About First Alert Smoke Alarm 9120B
how do you replace battery in model9120b...

how do you replace battery in model9120b

Asked by william on 11/16/2012 2  Answers

ManualsOnline posted an answer 11 years, 10 months ago

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

Rose posted an answer 11 years, 7 months ago

0 We finally got the battery out and it stopped chirping, but do not know what way the battery goes in, The manual is NO HELP. It does not tell clearly how to replace.
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