How To Open Battery Door On First Alert Smoke Detector
In this article you ll learn how to replace a 9v battery in a smoke alarm.
How to open battery door on first alert smoke detector. Expert advice on how to replace or change a smoke detector battery including a helpful diagram of a smoke detector s main parts. Hardwired photoelectric smoke and co alarm. Photoelectric smoke and co alarm with sealed battery. Low battery most common.
Make sure the battery is facing the right direction. Basic plug in carbon monoxide alarm with battery backup. It needs to be removed to activate the alarm. Use the plastic tab to gently open the battery compartment.
If the unit does not alarm during testing do not lock the battery compartment. Learn more how to replace 9v batteries in smoke or co alarms. Batteries are not facing the right direction. Battery pull tab is still in the alarm.
Slide the first alert co detector off the wall when the device chirps roughly every minute that s the low battery warning. Learn more how to stop false or nuisance smoke alarms. Close the battery drawer fully. Before you lock the batteries into place press the test silence button on the smoke co alarm s cover until the alarm sounds.
If it still does not alarm replace the smoke co alarm immediately. The battery should be replaced once per year. Change smoke alarm battery. Wall mounted detectors are simply hooked onto some exposed screws.
Carbon monoxide plug in alarm with battery backup. Alarm chirps with new battery. Models 9120 printed in mexico 9120b m08 0134 003 k1 04 07 all first alert and brk smoke alarms conform to regulatory requirements including ul217 and are designed to detect particles of combustion. How to replace a 9v battery.
Some first alert or brk alarm models run on a 9 volt battery or backup battery. Red or green light on alarm. Lock the battery drawer. How to change the battery on a first alert co sensor.
Learn more how to change batteries in first alert alarms. Back of the alarm. Remove the old battery. Insert a fresh duracell energizer or everready battery.
Step 2 flip open the battery door. If you are installing the smoke alarm for use by others you must leave this manual or a copy of it with the end user. Install a new battery and test again. Battery drawer is open or partially open.
Nearly every type of smoke detector makes a chirping sound to let you know when it s time to change the battery.