How To Remove First Alert Smoke Alarm?

Disconnect the power connector by gently prying it away from the back of the Smoke Alarm.


Insert a flathead screwdriver under the head of the locking pin, and gently pry it out of the bat- tery compartment lock.

(If you plan to relock the battery compartment, save the locking pin.)

How do I turn off my First Alert smoke detector?

Press and hold the “Test/Silence” button on the side of the detector for 10 seconds. Release the button to enter “Silence mode” which quits the alarm from sounding.

How do you disconnect a smoke alarm?

Replace battery in Ei141 smoke alarm –

Can I disconnect a hardwired smoke detector?

If there are no wires connecting it to the ceiling or wall, it is a battery-operated unit and there are no wires to be removed. If there are connecting wires, it is a hard-wired unit and the wires can be disconnected. Dismount from the ladder and flip the circuit breaker switch that controls the smoke detector.

How do you change the battery in a First Alert smoke alarm?

Open the battery drawer.

How to Replace Detector Batteries

  • If your alarm is hardwired, turn off power.
  • Remove the alarm from the ceiling or wall.
  • Locate the alarm’s model number on the back of the unit.
  • Check the chart in this article or your user manual to find the right replacement batteries.