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.
If you stillare having problems you can make slight adjustments to either the closingforce opening force or the travel limit adjustments.
There are four common problems with garage door sensors three of these homeowners can fix themselves.
Garage doors sometimes seem to have a mind of their own often deciding when and how far they want to open or close.
This is almost always the result of a dirty.
Your travel down setting needs to be adjusted.
Photo eyes or safety sensors are mounted to the track on either side of the garage door about 6 inches up from the ground.
It goes partway down reverses direction and goes back up again.
The garage door goes down then back up.
You may think the door is workingok because it feels ok but you should still check all components to be sure.
Your garage door opens when it hits the ground.
Possible reasons why your garage door hits the floor then goes back up.
Sometimes the fix can be as simple as replacing the batteries in the opener and.
Here s a rundown of some of the possible reasons this can be happening.
By wade shaddy updated december 19 2018 you push the button to close the garage door.
As is the case with so many issues at the home there s no one reason why your garage door closes then opens.
It may be your garage door sensor.
Garage door opener keeps going back up.
Your garage door opens immediately after closing.