I entered the garage and the light bulbs in the unit were flashing on and off continuously.
Garage door opener light blinking continuously.
If you own a new garage door opener that comes with a locking feature it s possible someone may have accidentally locked your garage door by pressing the lock button.
Troubleshooting a liftmaster opener with a flashing light involves inspection of the safety reverse sensing system.
If the opener is in the wrong mode it will begin to flash the lights when you try to open or shut the door.
Problems with sensors your garage or overhead door has a safety sensor system attached to it.
I unplugged the unit and plugged it back in to see if it would reset the opener but the same problem persisted.
A blinking light on the garage door sensor isn t really cause for alarm but it does let the homeowner know that something s not working quite right.
An open door will not close if the infrared beam is broken.
You will need to use a ladder to access this area.
The constantly flashing wall.
There are several reasons why your garage door opener is doing this.
Button or wall panel push button is flashing.
With any garage door that isn t raised and lowered manually having good automation is part of the value.
If you try to open your door using a remote while the lock system is engaged you ll notice that the garage door light will begin blinking continuously.
The garage door opener flashing wall button is completely different from photo cell led light being out or the motor head led light flashing.
However the two most common reasons include a problem with the lock button and malfunctioning safety reversing sensors.
I know that the lights blinking a certain number of times indicate a specific problem but mine are blinking continuously and extremely fast.
Having your garage door light blink continuously is not only annoying it s also a sign that there is something wrong with the mechanism.
The chamberlain liftmaster craftsman garage door opener wall buttons will flash when the opener is placed in lock out mode.
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.