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.
Half way roller garage door.
A door that is stuck halfway open is a security risk.
If there s anything stuck to the bottom of the door such as a leaf a small piece of paper.
These systems usually operate.
Even with regular maintenance garage doors can sometimes stick refusing to open or close.
My roller door works in the cool of the morning but will not open with the remote or manually when the temperature gets into the high 30 or above.
If it still reverses raise the door halfway and stop it.
Two possible problems can lead to a garage door reversing before it even touches the floor.
Are they temperature sensitive.
A garage door that only opens halfway becomes a nuisance for many reasons.
Quite often the cause of your door s malfunction is an improperly set garage door limit.
Garage door openers have an adjustment screw that controls the closing force the pressure with which a door is allowed to descend before the motor switches off when the door reverses before it even hits the floor this is often because the close force.
When the garage door opens about halfway or 5 feet from the ground and stops the up limit switch needs to be adjusted.
How to fix a garage door that opens slowly.
If you press the button to close it from that half it goes down and when it touches the floor it goes back to half on it owen.
My garage door opens half way.
Garage door reverses before hitting the floor.
One of the more difficult problems for do it yourselfers to diagnose is a worn cable pulley on an extension spring door.
This page should help you troubleshoot your garage door problems.
This requires a simple turn.
Open the garage door and watch it closely as it opens.
Check the bottom of the door.