Terminal two would have three white wires connected to it.
How to install garage door safety sensor.
Push the safety sensor with attached carriage bolt against its supplied bracket and hand secure the two parts.
Connect the new safety sensor wires.
Installing safety sensors on a garage door opener 1.
The safety sensors black wires hooks up to the third terminal.
Use a pair of wire cutters to cut the white and black wire about an inch from the sensor.
Use a step ladder to access the garage door opener s power cord and motor unit.
Remove the wing nut from the safety sensor.
The white wires hook up to the second terminal.
The best universal garage door sensors.
Loosen the screws that mount each of your garage door sensors.
If done correctly you ll have disconnected your safety sensors from your garage door.
Often the only way to tell whether your garage door sensor is universal is to check the manual or contact the manufacturer.
Sometimes the sensor may be beyond repair due to wear and tear and in such a case your best bet is to replace the garage door sensor with a new one.
Press the bracket s clip onto the garage door s track near the ground.
Don t take them all the way out.
Slide the bracket along the track so that it.
Cut the wires about 1 inch 2 5 cm from the safety sensor.
The latest garage door sensors are technologically advanced and even allow you to control the opening and closing through an app on your smartphone.
Most garage door sensors don t immediately tell you what brand of garage door opener they work with.
However if you do decide to replace your old sensors here are a few that i.
If the third terminal is not there it is not possible to hook up safety sensors.