Posted by exogenous at 12 22 pm on november 23 2018.
Remove adt panel from wall.
Supports along the wall were 5 4 pine.
Given the quality of the pine and the infinitesimally small price difference between the two i d have gone all poplar.
You ll need to change a few settings on the control panel as well.
This person says putting a small screwdriver in each of the two slots will let you pry it away.
Remove the battery cover by taking the screws out at the bottom edge.
To remove a motion detector that is malfunctioning such as setting off false alarms disconnect it from the control panel that controls the alarm system.
Once that s removed the lower mounting screws will be visible.
There are two small slots on the bottom of the unit and my best guess is that a special tool a key is inserted into these slots to allow the unit to open up.