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Garage door contact reverse.
Press the control button to close the door.
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However many modern day openers are not adjusted properly and thus many garage doors do not stop when an object is in their way.
Re test the auto reverse function and repeat this process until your opener is properly adjusted.
Garage doors manufactured after 1991 are equipped with the auto reverse mechanism.
A garage door auto reverse is pretty much what it sounds like a system which forces the door to quickly reverse if it encounters an obstacle like your call us.
To increase the amount of force turn it clockwise.
You push the button to close the garage door.
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Adjust the reverse control until the door begins to reverse as soon as it comes into contact.
When the controls on the opener are adjusted the reversing mechanism will work properly.
To decrease the amount of force required to reverse the direction of the garage door turn the knob or screw with a screwdriver counterclockwise one quarter.
It goes partway down reverses direction and goes back up again.