Two possible problems can lead to a garage door reversing before it even touches the floor.
Automatic garage door will not open or close.
Even after putting new batteries in the remote the garage door still is not.
If your door doesn t come down that far you can adjust the automatic opener until it does.
Scott on july 31 2017.
You have an open limit and a close limit on your garage door opener.
If you can hear your garage door motor running for what seems like the full amount of time it normally would take to open or close the door but the door doesn t move chances are the disconnect switch has been enabled.
If you raise it just once the cables could fail.
Therefore if you know your extension springs have already failed close the door and do not open it not even manually until you have those springs replaced.
How to troubleshoot a garage door that won t open.
My garage door will not open or close with the remote.
These limits set the distance the door will open or close before stopping.
Take a few minutes.
A garage door stuck in the closed position may tempt you to crash on through but don t let frustration get the better of you.
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.
When closed the weatherstripping on the bottom edge of the door should be in contact with the ground.
Garage door reverses before hitting the floor.
Why it s my garage door not working.
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.
I have changed the batteries and reset the codes.
When i returned from work today i pushed the button on my remote garage door opener but the door didn t budge.
Need a little help any suggestions.
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.
Without the support of garage door cables none of the opener s protective mechanisms will stop the door from its plunge.