Liftmaster Garage Door Reverses After Closing

My door will not close and the light bulbs blink.

Liftmaster garage door reverses after closing. Liftmaster garage door opener won t close door. To prevent the garage door from injuring someone in the door or damaging an item in the way of the door all models of liftmaster garage door openers come installed with a safety sensor. Your garage door s logic board is the brain of your garage door opener. We design and engineer residential garage door openers commercial door operators and gate entry systems.

It still would open. Repeat safety reverse test after adjustments. Liftmaster motors will not operate when something obstructs the infrared beam between the safety sensors at the bottom of the garage door tracks. For the door to close correctly without reversing the safety sensors need to be aligned perfectly and there should be nothing in the way of the light beam.

Review adjustment step 2. Open the garage door and watch it closely as it opens. When the logic board wears out it can cause your garage door to close then open and vice versa without explanation. My door willnt close all the way it reverses and opens.

It goes partway down reverses direction and goes back up again. This brain can wear out in time so you could need a replacement. An open door will not close if the infrared beam is broken. The safety reversing sensor must be connected and aligned correctly before the garage door opener will move in the down direction.

How to fix a garage door that keeps reversing. The photo eyes send an infrared beam across the bottom of your garage door opening if that beam is broken the door will reverse. Troubleshooting a liftmaster opener with a flashing light involves inspection of the safety reverse sensing system. This is almost always the result of a.

It doesn t matter if i use the remote or push button by the door. I have a steady amber and green indicating light on my sensors. Verify the safety sensors are properly installed aligned and free of any obstructions. When the garage door opens about halfway or 5 feet from the ground and stops the up limit switch needs to be adjusted.

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. You push the button to close the garage door. 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.