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.
Garage door keeps going back up.
It is important to ensure that it is working perfectly and is not malfunctioning.
If the door stops short of closing lengthen the close limit by turning the control knob in the direction indicated usually counterclockwise.
The garage door keeps going up and down.
This is almost always the result of a dirty or obstructed safety feature.
Your garage door opens when it hits the ground.
Your travel down setting needs to be adjusted.
Here s a rundown of some of the possible reasons this can be happening.
Garage door keeps going back up won t stay closed there is no doubt that the garage door is extremely important to keep your car s safe and secure in the garage.
You push the button to close the garage door.
Most garage door openers have an open and close limit control.
T his is a pretty uncommon problem but one that can happen after you ve first installed your garage door opener.
They are usually on the motor housing and you access them by opening a panel or removing the housing cover.
Garage door opener keeps going back up.
Try making small adjustments.
The garage door goes down then back up.
Here are some symptoms of the problem.
Photo eyes or safety sensors are mounted to the track on either side of the garage door about 6 inches up from the ground.
Also the garage door is the largest moving body of your home.
There may also be loose wire connections inside the button housing itself.
Your garage door opens immediately after closing.
The photo eyes send an infrared beam across the bottom of your garage door opening if that beam is broken the door will reverse.
The symptom of this is a garage door that is in constant motion opening fully then immediately descending only to start the same cycle again.
It s important to get this switch at just the right distance from the motor so that the door is able to close all the way but the motor also knows to stop running.