Two possible problems can lead to a garage door reversing before it even touches the floor.
Linear garage door opener won t stay closed.
Does your garage door refuse to stay closed.
Linear garage door opener not closing.
You just need to adjust the travel setting.
When it hits the floor does it go back up.
As you suggested you likely just need to adjust the down limit travel or the closing force.
Amberstburg on canada question.
Garage door won t stay closed.
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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 when the door reverses before it even hits the floor this is often because the close force.
Linear garage door openers have been designed to know how long it takes to fully open or close a garage door and the maximum time it takes is about 30 seconds.
How to adjust a garage door opener s travel setting when the garage door won t close all the way adjusting the travel.
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In my article about garage door opener troubleshooting i help you to correct the most common problems without having to consult either your owner s manual or an expensive professional.
When it exceeds that the lights will flash six times.
It can be quite easy to find the solutions needed to repair your garage opener.
This video is for a linear garage door opener.
However if the door continues to bounce back open after rotating the screw four or five complete turns you could have a damaged limit switch assembly.
It s frustrating to have a garage door that won t stay closed.
You don t need a new garage door.
Garage door reverses before hitting the floor.
These troubleshooting tips should work if nothing else is wrong with your garage door.
Your garage door opener stopped operating as it should.
Open the garage door and watch it closely as it opens.
If you are having problems closing the garage door please che.