Look at the photo eyes themselves if there are cobwebs or if there is dust on the lenses the eyes will sense this and cause the door reverse.
My garage door openthen stops and reverses.
If your garage door is closing fully and then reversing to open again then it may be due to a problem with the close limit switch.
If there s anything that s blocking the threshold even slightly your garage door will sense the blockage and reverse the direction to prevent damage or threats to safety.
Maybe you have to hold the garage door button down for the door to close.
If the door reverses part way down and you are sure there is no obstruction or binding increase the closing force a small amount and try it again.
Garage door only travels a little way and then reverses does your garage door only travel a little way 6 inches or so and then reverse.
If door weight exceeds a certain amount the safety systems in the opener will stop opening and close the door again to prevent damage to the opener the door or anything that might be caught on the door.
When this problem occurs the door will stop reverse immediately after activating or if you are holding the wall button down which bypasses the safety system immediately upon release of the button.
Some older garage door openers do not have nicely labeled adjustment screws for force and travel limits.
How to troubleshoot a garage door that stops halfway down.
If one of the eyes has been knocked out of alignment this will also cause the door to reverse.
In order to fix this you ll want to make small changes to the close limit setting until the door opener knows to stop once the door has reached the floor.
Quite often the cause of your door s malfunction is an.
You can clean them off by using your finger or a dry rag.
If the threshold is clear the issue could be any number of things in addition to the problems listed above.
A garage door that only opens halfway becomes a nuisance for many reasons.
Check the bottom of the door.
However if the door travels all the way closed and then reverses look to the 2 nd 3 rd possible causes.
Each photo eye has a light on it.
Does your garage door opener stop and reverse.