How do you stop smoke detectors from beeping after power outage?
How do you stop smoke detectors from beeping after power outage? Resetting the AlarmTurn off the power to the smoke alarm at the circuit breaker.Remove the smoke alarm from the mounting bracket and disconnect the power.Remove the battery.Press and hold the test button for at least 15 seconds. Reconnect the power and reinstall the battery. Why did my smoke alarms go off when the power went out? When there is a power outage, the alarms begin using the backup battery instead of the building power supply. In some case, the alarm will then chirp to indicate that there is a...