Once you see the double flash press the control button on the remote control.
Garage door opener learn button led light not flashing.
The amount of times they flash corresponds to a specific opener issue.
Unplug the garage door opener and remove the cover.
There is a led light next to or near the smart button programming learn button on the outside of the motor cover up above the antenna.
Led is not lit on door control.
If your garage door opener is still blinking try realigning the safety reversing sensors.
Since the lack of power supply is a common problem check the wires around the sensor when the led lights are not flashing.
Liftmaster light blinking liftmaster comes with two methods of self diagnosis.
Once you push this button the light on the garage door opener will flash twice.
Align sensors if the indicator lights glow replace the wires for the sensors.
The answer don sent is correct.
Garage door sensor locations.
On the garage door opener pictured below the led light is between the square purple smart button and the purple antenna wire.
If there are white shaving inside the unit replace the gears if the opener is moving less than 6 to 8 inches 15 20 cm the rpm sensor may not be functioning properly.
Step 3 go to the safety sensors and follow each of the wires where they staple to the wall and ceiling if the led blinks one time and pauses.
This led light flashes a specific number of times.
I am sending you an image showing what the flashes of the learn led mean.
Non stop flashing indicates rf interference in the area.
Count the number of times the led light beside the learn button flashes before it pauses and begins blinking again.
This is an indication of an open wire usually due to a staple.
If the sensor indicator lights do not light replace the safety sensors.
Inspect door control wires for a short staple in wire replace as needed.
If this doesn t fix your problem then the problem is more than likely the safety reversing sensors.
The remote control will not work.
Here are the most common problem indicators and solutions for common garage door openers.
Below is a diagnostic chart showing the common light code for the arrow.
Disconnect the garage door from the opener and cycle the opener.
One is the arrow keys found on the opener and the second is through the small led light located next to the learn button.
If the learn led is flashing pausing and flashing again it is flashing an error code.
To unlock your garage door opener push the lock button for 5 seconds.