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.
Garage door only opens a little and stops.
Doing this can save you some amount of cash.
It probably comes as no surprise.
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.
Quite often the cause of your door s malfunction is an improperly set garage door limit.
It will make troubleshooting later much easier.
Adjust the switch either on the rear of the opener unit or on the track and try the opener again to confirm the solution.
If the door is working properly it should be easy to lift by hand.
Your garage door will immediately stop and close if anything is in the field of view of the lenses.
Try to operate the garage door manually.
A garage door that only opens halfway becomes a nuisance for many reasons.
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.
The logic board receives and responds signals to any remote.
You have an open limit and a close limit on your garage door opener.
This requires a simple turn with.
It will make troubleshooting later much easier.
The garage door motor fails to stop running.
If your garage door opens and suddenly stops it might be because of your logic board.
These limits set the distance the door will open or close before stopping.
Remember that sometimes a garage door opener can increase the binding in a door just because of the way it pushes the door down.
In fact you really should read the entire garage door repair article.
In the down direction if the limit is set beyond the point at which the door closes fully the door will hit the floor and act as if it is hitting something and the safety feature tells it to reverse.
It s also a good idea to take a damp cloth and wipe off the lenses.
The garage door can be operated manually by disconnecting the garage door opener from the door using the red pull cord.
You might need to consider replacing it if your door is not working properly or you may purchase a new opener.