Locate the manual force adjustment dials at the back of the liftmaster garage door opener.
How to check liftmaster garage door opener.
Repeat step 2 if the garage door.
Hold down a button on your remote garage door opener.
They are usually blue in color.
Also check to see that they are as aligned as possible.
In the future when the unit receives that specific signal it will open the garage door it s attached to.
If you see the part number the model number is typically on the other side under the light cover.
Whether you have a belt drive chain drive or wall mount model find helpful resources manuals videos and more to help you diagnose and fix the problem.
Now try opening the garage door once again with the remote control.
Liftmaster garage door openers troubleshooting support get the liftmaster garage door support you need from chamberlain group.
Under the front light lens under the left light lens if facing the garage door opener opposite side of where the antenna is on the garage door opener tip.
Within 30 seconds of pressing the learn button press down on a button on the remote.
If you notice the door reverses when closing you want to check the sensors first.
Increase the opening force setting slightly.