Take out its battery, then press the â€œTestâ€ button holding it down for 15 seconds. An alarm will sound for a short time, then the alarm will silence. Install the battery in the smoke detector, reconnect the power cable and mount the smoke detector back on its mounting bracket. Turn the breaker on.
Even if your smoke alarm is beeping without battery, we have the answer.. Replace the new battery in the smoke detector and plug in the power supply.. . If your alarm is still beeping, even without a battery, try taking an air blower (similar to .
Smoke detectors are designed to make a chirping noise once the battery needs changing. Newer smoke alarms retain some errors in a processor. The smoke .
It's best to reset and change the batteries in all of your smoke detectors at the. If your alarm is still beeping, try taking an air dust blower (similar to one used for .