If your garage door won t close all the way the problem could be due to a blocked photo eye.
Nothing blocking garage door still wont close.
Could also try disconnecting the door from the chain should be a pull cord that allows this.
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.
If something is blocking the safety beam then the garage door will not close.
The sensors may not be aligned properly.
The first step to take when your garage door won t close is to look around and do a visual check.
Now if your garage door still won t go down after you ve made sure the sensors are properly aligned and there s no obstructions you ll want to take a damp cloth and wipe down the lenses of the sensors.
One or more of these reasons is likely responsible for your garage door closing partially but not all the way.
Now if there is nothing physically blocking the door and sensors you can check the safety.
Though this problem should be obvious it shouldn t be overlooked.
Depending on the brand.
First check the sensor lights.
It could be that they are just barely aligned but the vibration from closing causes them to intermittently break the beam.
Try the wall.
The majority of garage doors manufactured since the early 1990s are equipped with this safety feature.
What to do when your garage door won t close 1.
Then try closing the door manually.
Something blocking the door.