Clutter or obstructions that block the sensor are the first problems to look for if your door won t close or in extreme cases open at all.
My garage door won t close all the way down.
It goes partway down reverses direction and goes back up again.
The travel controls how far the door goes up and down.
One or more of these reasons is likely responsible for your garage door closing partially but not all the way.
One of the more difficult problems for do it yourselfers to diagnose is a worn cable pulley on an extension spring door.
Though this problem should be obvious it shouldn t be overlooked.
Depending on the brand.
The safety sensors for your garage door located near the floor on each side of the garage on the tracks may have become out of alignment.
A garage door that won t close all the way may also need to be adjusted.
If the problem isn t your sensors then you ll need to increase the down travel.
If there s something blocking the door from closing all the way a full close will be impossible.
You push the button to close the garage door.
Garage door not closing all the way.
If your garage door all of sudden won t go up and you re sure the transmitters are working properly and power is getting to the motor then you may have broken torsion springs.
Garage doors are heavy and to prevent injuries manufacturers of automatic openers include safety sensors to stop the door when someone is in the way.
You just need to adjust the travel setting on your door opener.
All you will have to do in this case is readjust the sensors to allow the garage door to fully close.
Most newer openers have a safety feature that makes the door reverse if it encounters an obstruction.
If you happen to be home when these break you ll hear a loud bang from inside your garage.
Your garage door opener may tell you this by showing a blinking light.
This is almost always the result of a dirty or obstructed safety feature.
While many problems that keep the door from opening are caused by broken springs a lot of other parts could be keeping your door from functioning properly.
When the door won t go down automatically.
This page should help you troubleshoot your garage door problems.
Something blocking the door.
Does your garage door keep coming back up after it hits the floor.