Turn off the power to the smoke detector at your circuit breaker.
First alert smoke detector battery reset.
Learn more how to stop false or nuisance smoke alarms.
Open the cover and take out the battery.
Once reset the smoke detector should chirp one more time.
Open it and replace the old battery with a new one.
Red or green light on alarm.
Remove the detector from its mounting bracket and unplug the power supply.
Learn more what do first alert smoke or co alarms sound like.
1 disconnect all power sources take out the battery if it is a plug in alarm remove it from the outlet and if it is hardwired alarm disconnect it from any wiring 2 hold the test silence button for 20 seconds.
Let s try to reset the alarm and see if it will stop the low battery alert.
Solution 1 your smoke detector needs new batteries.
The smoke alarm should.
Smoke detectors are designed to make a chirping noise once the battery needs changing.
First try the reset button on each smoke alarm.
Learn more register your product.
Newer smoke alarms retain some errors in a processor.
Follow these steps to reset your alarm.
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.
Alarm chirps with new battery.
First alert began in 1958 when three friends set out to create a commercial smoke alarm.
For more check our co smoke alarm ratings available to.
Our top recommended model is the first alert 3120b an interconnectable hardwired smoke alarm with dual sensors and battery backup.
Press and hold the test button for 15 30 seconds.
With the battery removed press and hold the test button for 15 20 seconds.
Remove and replace the battery from the smoke detector.
How to reset smoke detectors.
In the six decades since we have continued to create innovative products from the first residential smoke alarm to the first battery operated carbon monoxide alarm.
Learn more how to change batteries in first alert alarms.
Remove the alarm from your ceiling or wall.
You can twist the detector off the wall or ceiling counterclockwise or turn to the left and pull to remove.
Learn more how to replace 9v batteries in smoke or co alarms.
Smoke detector alarm reset test smoke detector beeping.