When the garage door opens about halfway or 5 feet from the ground and stops the up limit switch needs to be adjusted.
Garage door bounces back open.
It goes partway down reverses direction and goes back up again.
You push the button to close the garage door.
Does your garage door opener stop and reverse.
Try the door and if it still re opens turn the same dial another complete revolution.
When the logic board wears out it can cause your garage door to close then open and vice versa without explanation.
Your garage door s logic board is the brain of your garage door opener.
This brain can wear out in time so you could need a replacement.
A careless or rushed parking job can cause the car s bumper to block the sensor.
Get logic board replacement.
Turn it one complete turn clockwise.
If these can t see each other when the door is almost shut it will send a signal to the garage door motor to open back up.
Your garage door sensor works by having two photo sensitive devices on either side of the garage door.
The garage door will automatically go in 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.
This is almost always the result of a dirty or obstructed safety feature.
The two dials may have a picture of a house with a garage door next to them.
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.
Turn the down limit switch screw clockwise one turn with a flat blade screwdriver if the garage door closes and then begins to open back up.
Open the garage door and watch it closely as it opens.
Sometimes the sensors will be in alignment and just as the door gets close to being shut it will vibrate enough to push one sensor off.
This video will show you a few quick.
Measure the height where the door stops while it is being opened.
Maybe you have to hold the garage door button down for the door to close.
You want the one on the left.