If you find that it keeps running this can present a problem in your system.
Garage door shake go going down.
Continue to turn the down.
Depending on the brand.
Over time the springs of the garage door can get worn out or break.
However if your garage door doesn t bounce back up then you know you have a problem.
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.
Repairing garage door springs.
Turn the down adjustment one full turn counterclockwise.
Simply lay a 2 by 4 on the ground and let the garage door come down on top of it.
Your garage door s pulley system is responsible for ensuring that the door moves smoothly up and down on its tracks so strange behavior like shaking as the door descends warrants further investigation of the pulleys.
Press fit pulleys are the most used type of pulley system.
In a typical situation the motor for your garage door opener should stop running once the door has closed.
You push the button to close the garage door.
There are two types of pulleys used in garage door systems.
If your garage door hits it bounces up and starts to open again your garage door is working well.
If your garage door shakes when opening or closing or sounds like it is going to fall off the track the problem is most often the pulleys.
For most doors a complete rotation of the screw allows the door to advance 2 inches.
Try to lower the door.
Lastly you ll want to perform a safety test.
First check the sensor lights.
It goes partway down reverses direction and goes back up again.
There are two types of pulleys.
As a result the door may fall too fast as it closes.
If this is the case with your garage door ensure that you get the springs replaced.