First Alert Smoke Detector Battery Reset

With the battery removed press and hold the test button for 15 20 seconds.

First alert smoke detector battery reset. 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. Red or green light on alarm. How to reset smoke detectors. Our top recommended model is the first alert 3120b an interconnectable hardwired smoke alarm with dual sensors and battery backup.

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 what do first alert smoke or co alarms sound like. Learn more how to replace 9v batteries in smoke or co alarms. First try the reset button on each smoke alarm.

For more check our co smoke alarm ratings available to. If your smoke alarm has a lithium battery you can t take out muffle it in a blanket under a sofa cushion or in your freezer until it stops. On the back of the smoke detector you will see a battery panel door. Turn off the power to the smoke detector at your circuit breaker.

Smoke detector alarm reset test smoke detector beeping. Newer smoke alarms retain some errors in a processor. First alert began in 1958 when three friends set out to create a commercial smoke alarm. Remove and replace the battery from the smoke detector.

Solution 1 your smoke detector needs new batteries. Remove the detector from its mounting bracket and unplug the power supply. Press and hold the test button for 15 30 seconds. Let s try to reset the alarm and see if it will stop the low battery alert.

Follow these steps to reset your alarm. Open it and replace the old battery with a new one. Remove the alarm from your ceiling or wall. Open the cover and take out the battery.

This will fully reset the smoke alarm and drain any charge. You can twist the detector off the wall or ceiling counterclockwise or turn to the left and pull to remove. The smoke alarm should. Learn more register your product.

Learn more how to change batteries in first alert alarms. Smoke detectors are designed to make a chirping noise once the battery needs changing. 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.