How To Change Battery In Brk Smoke Alarm. Remove the smoke alarm from the mounting bracket and disconnect the power. Replace the Pin to Lock the Battery Compartment.
With the cover open remove and reinstall the battery so the terminals on the battery match the terminals on the Smoke Alarm. How long do BRK smoke detectors last. Watch our installation video to learn how to replace hardwired alarms with new First AlertBRK alarms.
Watch our installation video to learn how to replace hardwired alarms with new First AlertBRK alarms.
Shop Save Today. How to Change Out Your Smoke Detector Batteries. How to Replace a Battery. Where to Find User Manuals.
