How To Replace A Battery Operated Smoke Alarm

Steps:
1: Twist your old smoke alarm off its mounting bracket. In some cases, you will need to open the cover to acess the screws.
2: Loosen the screws in the ceiling. Do not take them all the way out unless you need to.
3: Line your new smoke alarms mounting base up with the screws. If needed, take the screws out and re-put them where you need them, using the anchors and screws that should have came with your alarm.
4: Tighten the screws. Do not tighten them too much. It may crack the base.
5: Put the new 9v/AA Batteries in your new smoke alarm, and twist it on the new base.
6: Test your new smoke alarm by pressing the test button for 2-4 Seconds.