If the door hits an object when it is closing it will stop and raise back up.
Garage door goes back up when it hits the ground.
I also show how to lock the garage door opener to disa.
Garage doors have a pressure sensitive mechanism on them for safety reasons.
This issue happens less often than a blocked or off track sensor.
Possible reasons why your garage door hits the floor then goes back up.
My garage door hits the ground then goes back up again.
In this video i show in detail how to get your garage to stay shut if it continues to bounce 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.
Look for two screws on the motor base.
If it looks like your motor is forcing the door into the ground and going back up again then there are a few reasons that his might be happening.
Here s a rundown of some of the possible reasons this can be happening.
This is so it won t crush a kid or a person if they happed to be under the garage door when it closes.
To get it to stay down once it hits the ground i push the button on the remote again and it stays down.
You push the button to close the garage door.
This is referred to as grounding.
This is almost always the result of a dirty or obstructed safety feature.
Your concrete floormay have lifted so look at that.
It goes partway down reverses direction and goes back up again.
In this case the garage door opener detects that it is coming into contact with.
What is probably causing your problem is that the switch that gets tripped when your garage door closes is too far forward allowing it to hit the ground before it trips the switch to stop the garage door.
When i use the remote or wall button to close my garage door as soon as it hits the ground it goes right back up.
The garage door will automatically go in reverse whenever it hits an obstruction such as the driveway or ground.