How to fix a chain drive garage door when it won t open 1.
Garage door chain stuck.
Your jammed garage door can be caused by something as simple as an obstruction in the track.
Poor lubrication is a very common and easy to fix explanation for why you might find your garage door stuck.
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Ensure that the unit is plugged in the door isn t locked and if you are using a remote.
Disengage the door from the trolley by pulling the emergency cord if none of the basic checks reveals a simple.
Poor lubrication if your door s motor has a chain drive the chain needs to be lubricated on a regular basis just like the chain on a bicycle.
You should properly lubricate your garage door s track the opener chain and the springs every few months as part of regular preventative maintenance.
Here are a half dozen of the most common reasons a garage door will get stuck.
This can be a quick fix by identifying the object and then removing it.
Do not use wd 40.
Make basic checks first.