Garage Door Almost Closes Then Goes Back Up

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.

Garage door almost closes then goes back up. Here s a rundown of some of the possible reasons this can be happening. Your garage door sensor works by having two photo sensitive devices on either side of the garage door. 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. Use the control on the wall and hold the button to close the door do not let go until it closes all the way if this closes then its a sensor problem you have to do this with the button on the wall not the remote.

Your travel down setting needs to be adjusted. This is almost always the result of a dirty. A careless or rushed parking job can cause the car s bumper to block the sensor. The garage door will automatically go in reverse whenever it hits an obstruction such as the driveway or ground.

By wade shaddy updated december 19 2018 you push the button to close the garage door. Photo eyes or safety sensors are mounted to the track on either side of the garage door about 6 inches up from the ground. It goes partway down reverses direction and goes back up again. The photo eyes send an infrared beam across the bottom of your garage door opening if that beam is broken the door will 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. They are usually on the motor housing and you access them by opening a panel or removing the housing cover.