Possible reasons why your garage door hits the floor then goes back up.
Garage door goes down and back up again.
You ll then want to test it again and if it s not right keep adjusting the down limit nob until your garage door hit the board and bounces back up.
The garage door goes down then back up.
If your garage door is closing fully and then reversing to open again then it may be due to a problem with the close limit switch.
It goes partway down reverses direction and goes back up again.
Your garage door opens when it hits the ground.
This is almost always the result of a dirty or obstructed safety feature.
The garage door keeps going up and down.
It may be your garage door sensor.
You push the button to close the garage door.
Garage door opener keeps going back up.
If your garage door hits it bounces up and starts to open again your garage door is working well.
Measure the distance of the gap from the bottom of the.
Your garage door opens immediately after closing.
However if your garage door doesn t bounce back up then you know you have a problem.
To fix this issue increase the down limit one quarter turn.
In order to fix this you ll want to make small changes to the close limit setting until the door opener knows to stop once the door has reached the floor.
There are four common problems with garage door sensors three of these homeowners can fix themselves.
If the garage door does not close completely or begins to close and then opens back up again the down limit switch needs to be adjusted.