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Question About BRK electronic Smoke Alarm 4120B
Troubleshooting...

Alarms going off for no reason in the middle of the night.

Asked by isabel on 08/15/2008 4  Answers

ManualsOnline posted an answer 15 years, 9 months ago

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

kim posted an answer 15 years, 8 months ago

3 to the others with the same problem; we took them all down and dusted them with an air compressor. It has been just a week since, but so far so good.
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kim posted an answer 15 years, 8 months ago

0 it's terrifying, if anyone knows how to fix this, let me know!
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chris posted an answer 15 years, 8 months ago

0 same thing happened to us tonight..any ideas? I am about to rip these things down.
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