This could include small items like rocks gum or mud buildup.
Garage door goes up but not down.
This is almost always the result of a dirty or obstructed safety feature.
However if your garage door doesn t bounce back up then you know you have a problem.
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.
To fix this issue increase the down limit one quarter turn.
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.
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.
If your garage door hits it bounces up and starts to open again your garage door is working well.
It goes partway down reverses direction and goes back up again.
They both have lights and both lights should be.