The sensors have to be aligned with each other and also have to be connected correctly to the garage door system in order to work.
Garage door sensor isnt working.
Although this may seem like a complicated issue most of the time it s not.
According to liftmaster issues with the safety sensor wiring typically occur because of a poor connection incorrectly connected wires or a short in the wire from a staple.
If the sensors are working the garage door should immediately stop closing and return to the open position.
If your garage door opener s remote isn t working try fresh batteries a closer range or reprogramming the remote.
In this article you will discover some of the most common issues that cause a garage door sensor malfunction.
If the garage door fails to stop and crushes the box check the sensor alignment.
The sensors are located above the.
As long as you have a few basic tools and a little patience the fix is usually pretty easy.
If your garage door isn t closing properly and there doesn t seem to be anything tripping the sensor you need to understand how to tell if garage door sensor is bad.
There isn t a solid light coming from the safety eye.
Fixing the sensor on overhead garage doors.