Your garage door is programmed to travel a certain distance before it closes.
Garage door closes then opens a few inches.
If not there is a problem with the door.
There could be a bind or drag in the door mechanism or the springs may be damaged or need adjusting.
Tighten and re align your eyes and you should be fine.
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.
Turn the down limit switch screw counterclockwise one turn per every 3 inches of the garage door gap the.
It s the part of the door mechanism that moves the chain that opens and closes the door.
My garage door opens about six inches and stops i press the my garage door opens about six inches and stops i press the button twice so it will stop going down and then is goes up another 6 inches or so.
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.
It goes partway down reverses direction and goes back up again.
Disconnect the opener from the door itself like so and open it manually a few times.
If this isn t lit check for a tripped breaker in the main panel or a tripped gfci outlet.
Fast easy step by step process on how to properly program your garage door travel system.
The garage door can be operated manually by disconnecting the garage door opener from the door using the red pull cord.
Here s a rundown of some of the possible reasons this can be happening.
If the door starts to open but won t move more than a few inches the torsion spring may be broken.
If the door is working properly it should be easy to lift by hand.
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.
A broken torsion spring will also cause the door to slam closed instead of closing gently.
Try to operate the garage door manually this helps you determine if the problem is related to the door or the motor.
If you release the door from the opener using the release cord see image below you should be able to lift the door to half open by hand and the door should stay at that point if you release it.