This is almost always the result of a dirty or obstructed safety feature.
Garage door reverses before hitting the floor.
If the reversing mechanism fails disconnect the door opener until the auto reverse is repaired.
Does your garage door opener stop and reverse.
Before you break out your toolbox or call a professional for help take a look at your garage door s threshold.
Two possible problems can lead to a garage door reversing before it even touches the floor.
Garage door openers have an adjustment screw that controls the closing force the pressure with which a door is allowed to descend before the motor switches off.
In this case the garage door opener detects that it is coming into contact with.
We place the block on the floor under the door.
You can easily try this method to test your auto reverse.
You push the button to close the garage door.
The cpsc recommends testing the garage door opener reversing mechanism every month.
By repositioning them the switch that they trigger activates earlier or later thus increasing or decreasing the travel.
The garage door will automatically go in reverse whenever it hits an obstruction such as the driveway or ground.
If the door doesn t reverse within two seconds after striking the block the door requires too much force to reverse.
When you activate the opener the clips move with the chain and hit the auto reverse switch when they reach it.
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.
Photo eyes or safety sensors are mounted to the track on either side of the garage door about 6 inches up from the ground.
When the door reverses before it even hits the floor this is often because the close force setting needs adjustment.
This setting basically controls how much force is allowed when closing the garage door.
If you find that your garage door is reversing before even hitting the floor then it could be possible that there is a problem with the close force setting.