With the battery removed from the unit, press and hold this button for 30 seconds.

First alert alarm chirping. Posted by russell wright on april 4, 2014. Thinking it was a battery. If your smoke alarm is chirping even though it has a new battery, try these troubleshooting steps to clear out residual charge from the old battery.

1 chirp (about 1x per minute): First alert smoke detector chirping not beeping after new battery it's an end of life warning this smoke alarm detector needs replaced. 1 chirp (about 1x per minute):

Connect the smoke alarm unit to a power source again. First alert 9120b smoke detector keeps chirping/beeping. All first alert alarms come with a test button.

Depending on the alarm's age, it may. Alarms with 9v or aa batteries require fresh batteries at least once per year. Reinsert the batteries into their proper positions in the unit.

First alert smoke detector makes chirp sound how to reset fix solvedbuy it here: This will fully reset the alarm, removing the. How to change batteries in first alert.

I had a smoke detector that kept chirping. Your first course of action is to replace the batteries with new ones, hoping the beeping. If the unit is still chirping, unmount the unit (hardwired).