It goes partway down reverses direction and goes back up again.
Garage door goes up but not down.
This is almost always the result of a dirty or obstructed safety feature.
It could also be caused by a buildup of debris on the tracks that prevents the rollers from moving forward.
You push the button to close the garage door.
There is one on each side of the door.
They both have lights and both lights should be.
Safety sensors if the door goes up but you can t make it go down you probably need to adjust the sensors.
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.
If you find that your garage door closes part way and then goes back up this can be triggered by objects on the ground blocking their path such as garbage cans or toys.
However if your garage door doesn t bounce back up then you know you have a problem.
This could include small items like rocks gum or mud buildup.