If there is a date written on the battery and it s at least 5 years old replace the battery.
Replace attic alarm batery.
The single beep we heard every 30 seconds turned out to be a smoke detector who s battery needed to be changed.
The screw may be located on the top or bottom.
Replace the battery by connecting the red wire to the red tab on the battery and the black wire to the black tab.
Open the alarm system panel box or can and locate the battery.
In most households this would not be any more difficult than reaching up with the aid of a small step ladder removing the unit and replacing the battery.
To change the battery first remove the screw in the motion detector.
Then replace the motion sensor.
Use a flathead screwdriver to press the tab on the bottom of the motion detector.
If it s less than 5 years old or if there s no date written on it continue with testing.
Please note that we are not the manufacturers but we felt that a video would help as a l.
Once the battery is connected close the door to the panel.
This video shows how to replace the battery in an ei144 heat alarm.