Will First Alert work without battery?

Will First Alert work without battery?

At First Alert, we offer 10-year smoke alarms that have a built-in 10-year battery, which eliminates the need for battery replacements for the life of the alarms. We also offer hardwired alarms with a battery backup, for protection during power outages.

How do you unlock a First Alert smoke detector?

1. Insert a flathead screwdriver between the mounting bracket pin and the mounting bracket. 2. Pry the Smoke Alarm away from the bracket by turning both the screwdriver and the Smoke Alarm counterclockwise (left) at the same time.

How do you disconnect a First Alert hardwired alarm?

Rotate the alarm counterclockwise to remove it from the mounting bracket. If the alarm doesn’t budge when you twist it, you may need to disengage the locking pin to release it from the bracket. For hardwired alarms, turn off power at the circuit breaker.

What does it mean when a First Alert smoke detector beeps three times?

3 chirps (about 1x per minute): Malfunction chirp Replace with a new alarm as soon as possible. Check to ensure that your alarm is not expired and in need of replacement. If it’s still under warranty, return alarm to the manufacturer for replacement.

How do you remove a hard-wired smoke detector from the wall?

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.

How do you unlock First Alert battery compartment?

To unlock the batteries, insert a flathead screwdriver under the head of the locking pin, and gently pry it out of the battery compartment lock. (If you plan to re-lock the battery compartment, save the locking pin.)

Can you unplug a hardwired smoke detector?

Hard-wired smoke detectors are like any other device. Most people ask themselves, “can I remove a hardwired smoke detector?” The answer is you can! If you have to stop the hard-wired smoke detectors from beeping, you must unplug them from the clip and remove the battery.


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