The photo eyes send an infrared beam across the bottom of your garage door opening if that beam is broken the door will reverse.
Chamberlain garage door keeps opening after closing.
In garage door operators made after 1993 there are required safety features that open the door during the close cycle when they detect something blocking the door.
Two possible problems can lead to a garage door reversing before it even touches the floor.
This is done with the help of sensors in the motor and on each side of the opening near the floor and mounted on the tracks.
This is almost always the result of a.
If your garage door is closing fully and then reversing to open again then it may be due to a problem with the close limit switch.
Most garage door openers have an open and close limit control.
Chamberlain garage door openers troubleshooting support find the chamberlain garage door opener technical support you need to get your garage door opener operational.
This is a safety feature that has been added to garage door openers to help prevent the door from closing on a car pet or even a child.
If the door stops short of closing lengthen the close limit by turning the control knob in the direction indicated usually counterclockwise.
Travel limits of a garage door are the distance the door needs to travel to fully open or close.
It can seem quite ghostly having your garage door operate with a mind of its own.
In order to fix this you ll want to make small changes to the close limit setting until the door opener knows to stop once the door has reached the floor.
Here is how to adjust the travel limit on your chamberlain garage door opener.
This brain can wear out in time so you could need a replacement.
You push the button to close the garage door.
Automatic garage door openers are prone to a variety of problems most of which are fairly easy to fix with routine troubleshooting and maintenance.
But one of the more perplexing issues is when the door goes up and down by itself with no help from you.
When the logic board wears out it can cause your garage door to close then open and vice versa without explanation.
From informational videos to product manuals and troubleshooting articles the chamberlain group resource library has the information you need.
Garage door reverses before hitting the floor.
How to fix a garage door that keeps reversing.
Your garage door s logic board is the brain of your garage door opener.
They are usually on the motor housing and you access them by opening a panel or removing the housing cover.
It goes partway down reverses direction and goes back up again.