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.
Chamberlain garage door keeps opening after closing.
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 almost always the result of a.
Travel limits of a garage door are the distance the door needs to travel to fully open or close.
Here is how to adjust the travel limit on your chamberlain garage door opener.
It goes partway down reverses direction and goes back up again.
The photo eyes send an infrared beam across the bottom of your garage door opening if that beam is broken the door will reverse.
Automatic garage door openers are prone to a variety of problems most of which are fairly easy to fix with routine troubleshooting and maintenance.
Garage door reverses before hitting the floor.
If the door stops short of closing lengthen the close limit by turning the control knob in the direction indicated usually counterclockwise.
It can seem quite ghostly having your garage door operate with a mind of its own.
But one of the more perplexing issues is when the door goes up and down by itself with no help from you.
Your garage door s logic board is the brain of your garage door opener.
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.
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.
How to fix a garage door that keeps reversing.
Two possible problems can lead to a garage door reversing before it even touches the floor.
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.
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.
They are usually on the motor housing and you access them by opening a panel or removing the housing cover.
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 your garage door opens or close to about 5ft then adjusting the travel limit is a good idea.
Most garage door openers have an open and close limit control.
Get logic board replacement.