Confirm whether the smoke detector is battery-operated or hard-wired.
Grasp the detector in your hand and twist the unit in a counterclockwise rotation.
This will free the body of the detector from the mounting bracket.
Gently pull it away from the bracket when it is free.
Will my smoke alarm go off if I unplug it?
Removing the battery from a smoke alarm, also called a smoke detector, won’t set the unit off and start the fire alarm beeping. Instead, it will likely do the opposite and disable the unit. Because of this, there is really only one reason for you to ever remove the battery and that is to replace it with a fresh one.
How do you disconnect a smoke alarm?
Remove an Ei146 smoke alarm –
How do you get a smoke alarm to stop chirping without a battery?
1. Reset the Smoke Detector
- Turn off the power to the smoke detector at your circuit breaker.
- Remove the detector from its mounting bracket and unplug the power supply.
- Remove the battery from the smoke detector (if there is a battery).
- With the battery removed, press and hold the test button for 15 to 20 seconds.