They should be at each side of the garage door near the ground.
How to align genie garage door sensors.
How to align your garage door sensors.
If done correctly you ll have disconnected your safety sensors from your garage door.
Reattach the cut wires to the new sensors.
Adjust the garage door opener mechanism.
Locate your garage door sensors.
The best way to do this is to trip the fuse to your garage in.
Firstly you ll need to cut off the power to your garage door properly.
If you have a laser level you can use it instead of a string to align your garage door.
Use a pair of wire cutters to cut the white and black wire about an inch from the sensor.
Cut the wires about 1 inch 2 5 cm from the safety sensor.