Garage Door Bouces Back Up

This is almost always the result of a dirty.

Garage door bouces back up.

Possible reasons why your garage door hits the floor then goes back up as is the case with so many issues at the home there s no one reason why your garage door closes then opens. Chamberlain group cgi the corporate parent company to liftmaster chamberlain merlin and grifco is a global leader in access solutions and products. Here s a rundown of some of the possible reasons this can be happening. Your travel down setting needs to be adjusted.

One emmits a beam at the bottom and when the beam is broken the door goes up. This setting basically controls how much force is allowed when closing the garage door. It goes partway down reverses direction and goes back up again. Your garage door sensor works by having two photo sensitive devices on either side of the garage door.

You should have them at the bottom on each side just to the inside. The garage door will automatically go in reverse. 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. Incorrectly set limit switches may prevent your garage door from closing completely or opening all the way.

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. A careless or rushed parking job can cause the car s bumper to block the sensor. Also something could be handing off the bottom of the door and is to far inward breaking the beam. They can also cause the opener to reverse or pull back up when you attempt to close it which can seem like a malfunction or that someone else is using a garage door opener remote that is on the same frequency as yours.

If something gets in the way the door will go back up so check to see if one of them is bent inward. Sorry for some reason i d. Is your garage door popping or making a loud thud when you are opening or closing it. 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.

Watch this video to see how to fix it easily.