This is almost always the result of a dirty or obstructed safety feature.
Garage doors go up and down.
To troubleshoot the garage door opener button make sure it s clean and free of debris.
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.
Garage doors have many parts that all work together including safety features.
In some rare cases a garage door will open or close by itself even if the homeowner hasn t instructed the automatic garage door opener to do so.
The garage door goes down then back up.
Automatic garage door openers are prone to a variety of problems most of which are fairly easy to fix with routine troubleshooting and maintenance.
It may be your garage door sensor.
Your garage door opens when it hits the ground.
If the door goes up seemingly on its own after you close the door be sure to check for any debris the sensor is picking up.
Garage door opener keeps going back up.
Your garage door opens immediately after closing.
But one of the more perplexing issues is when the door goes up and down by itself with no help from you.
It all depends on the configuration but you likely have a button that activates the door operator.
You push the button to close the garage door.
The garage door cable enables you to pass through a heavy door safe and sound.
These garage doors have sensors near the ground to ensure nothing gets stuck underneath the door when it closes.
Generally for automatic garage doors cables balance out the lifting of the door s massive material so that it would just swiftly go up and down when the sensor is activated.
It goes partway down reverses direction and goes back up again.
There are four common problems with garage door sensors three of these homeowners can fix themselves.
It can seem quite ghostly having your garage door operate with a mind of its own.
The button can easily get dirty and stuck in the pushed position.
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.