The photo eyes send an infrared beam across the bottom of your garage door opening if that beam is broken the door will reverse.
Garage door hits bottom and goes back up.
Do any necessary repairs reconnect the opener and try it out.
You may think the door is workingok because it feels ok but you should still check all components to be sure.
By wade shaddy updated december 19 2018 you push the button to close the garage door.
This is almost always the result of a dirty.
Your garage door opens when it hits the ground.
Garage door opener keeps going back up.
It may be your garage door sensor.
Possible reasons why your garage door hits the floor then goes back up.
The garage door keeps going up and down.
Here s a rundown of some of the possible reasons this can be happening.
Your travel down setting needs to be adjusted.
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.
Sometimes the fix can be as simple as replacing the batteries in the opener and.
Your garage door opens immediately after closing.
Garage doors sometimes seem to have a mind of their own often deciding when and how far they want to open or close.
If you stillare having problems you can make slight adjustments to either the closingforce opening force or the travel limit adjustments.
It goes partway down reverses direction and goes back up again.
Photo eyes or safety sensors are mounted to the track on either side of the garage door about 6 inches up from the ground.
There are four common problems with garage door sensors three of these homeowners can fix themselves.