2. Drill holes at the two marks using an appropriately-sized drill bit. Insert the anchor plugs and
screw the mounting bracket using the screws provided.
3. Attach the alarm to the mounting bracket and turn clockwise to lock the alarm.
4. Test the smoke alarm according to the steps in the section“Alarm Test”.
NOTE: Before installation, it is recommended to test the interconnected smoke alarms in
different rooms where you intend to install these alarms to ensure that they are within the
transmission range.
Battery Replacement
1. To replace the battery, detach the smoke alarm from the mounting bracket by twisting
counterclockwise.
2. Pull the battery removal tab to remove the battery, and then install a new battery, matching the
correct polarity markings.
3. Test the alarm, and then mount the alarm onto themounting bracket by twisting clockwise to lock
the alarm.