The led light that is referred to in this article is the small light that is located on the opener near the adjustment learn or program buttons.
Garage door opener light flashing.
Garage door opener light blinks.
If you own a new garage door opener that comes with a locking feature it s possible.
Press the lock button to turn this feature off.
If there are problems with the sensors it will not allow the door to either open or close fully and the opener lights will start flashing.
Problems with sensors your garage or overhead door has a safety sensor system attached to it.
Once you push this button the light on the garage door opener will flash twice.
If your door control has a lock button it may have been turned on.
The wall button light is flashing super fast and it seems it s dead.
Problem with the opener the opener is a machine.
Liftmaster comes with two methods of self diagnosis.
Led light blinking indicates a problem.
A troubleshooting guide light blinking continuously.
Once you see the double flash press the control button on the remote control.
Do you have a chamberlain liftmaster garage door opener that is not working.
Garage opener light blinking.
If your garage door opener is still blinking try realigning the safety reversing sensors.
The light will flash two times.
When the lock button is on the garage door opener will work from the door control but the remote controls are locked out.