How To Change The Battery In A First Alert Smoke Detector Storables

First Alert Smoke Alarm Battery Drawer Locked. First Alert 9120B Hardwired Smoke Alarm With Battery BackUp Fire 9120LBL 120V AC/DC Smoke Alarm - 10YR Lithium Battery-Locked Battery Drawer SKU: 9120LBL. Tamper-proof battery drawers: how to lock or unlock

FirstAlert smoke detector low battery warning continues after opening battery drawer and replacing batteries. Thank you for choosing First Alert® for your Smoke Alarm needs

First Alert SA340CN Smoke Alarm with Lithium Battery Combination

If the unit does not alarm during testing, DO NOT lock the battery compartment! Install a new battery and test. In this article, you'll learn how to lock or unlock an alarm's battery drawer If the unit does not alarm during testing, DO NOT lock the battery compartment! Install a new battery and test.

First Alert 9120LBL Hardwired Ionization Smoke Alarm 10 year Lithium. First of all, I'm a bit embarrassed I cannot figure this out myself. Before you lock the batteries into place, press the Test/Silence button on the Smoke/CO Alarm's cover until the alarm sounds

How to replace the battery in your SMOKE DETECTOR (First Alarm) YouTube. Changing out the batteries in one of my smoke alarms today, couldn't find anywhere online that had a clear explanation on how to remove the battery drawer on. FirstAlert smoke detector low battery warning continues after opening battery drawer and replacing batteries.