E-Series Overhead Door Tilt (TX-E401)
Locate the screw at the base of the device and unscrew.
Remove the cover, pulling from the side with the screw hole.
Gently remove the battery from the terminal.
Note the battery terminals (+, -). Putting Batteries in Backwards can damage the Device.
Place a new battery in the device (CR123A).
Ensuring that the hooks go in first, replace the cover on the device.
Screw the cover back in.
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