The photo eye components consist of two pieces that align face to face across each side of the garage door roughly four feet above the ground.
Garage door opener wont close even though nothing in way.
Depending on the brand.
The majority of garage doors manufactured since the early 1990s are equipped with this safety feature.
If your garage door opens ok but won t close then it s possible the safety reversing sensors are not correctly aligned.
Then try closing the door manually.
Step 4 turn the close force dial in small increments until the garage door reaches the ground when you hit the close button on the remote.
Though this problem should be obvious it shouldn t be overlooked.
One or more of these reasons is likely responsible for your garage door closing partially but not all the way.
If your garage door won t close all the way the problem could be due to a blocked photo eye.
First check the sensor lights.
Don t just assume that if the path is clear that the sensors are ok.
It could be that they are just barely aligned but the vibration from closing causes them to intermittently break the beam.
Hopefully after you read this you won t have the same problem in the future.
If there s something blocking the door from closing all the way a full close will be impossible.
Clutter or obstructions that block the sensor are the first problems to look for if your door won t close or in extreme cases open at all.
This problem bugged me for several months.
Could also try disconnecting the door from the chain should be a pull cord that allows this.
Something blocking the door.