If your door control has multiple functions check the light button on the panel.
How to fix a garage door opener light.
A new one should cost you about 15.
Damaged or rusted rollers can also create extra friction fooling the door opener into stopping prematurely.
Consult your liftmaster garage door manual to ensure you know how to navigate your garage door s features properly.
See if the small metal tab at the bottom is nearly flat.
Carefully pull it up a little bit so it applys more spring tension to the bulb.
Try pressing it again to turn it off.
How to troubleshoot the issue.
Your door control panel is usually on the wall inside your garage.
Even if the light bulb was changed do not count that out just yet.
Now look in the light socket.
Sometimes the light switch button is accidentally activated which causes the light to stay on.
The switch that turns on the garage door opener light may need to be replaced.
First unplug the opener.
Check to see if your light switch is enabled.
To replace the bulb start by setting a ladder next to the light housing.
Sometimes switches can go out.
You can fix most light problems by following these troubleshooting steps.
Once you ve climbed up the ladder unplug the opener.
The friction of the door rollers within the tracks is fooling the door opener into thinking the door has reached the floor and the opener needs to be adjusted for less sensitivity.
Make sure the rollers are in good shape and well lubricated to prevent this problem.
Checking to see why your liftmaster garage door opener light won t work is a simple process since most garage door light issues stem from environmental factors.
If your garage door is closing fully and then reversing to open again then it may be due to a problem with the close limit switch.
If you hear a click replace the light socket if you do not hear a click replace the logic board.
Find where the bulb is located and proceed to remove each screw.
You can find led light bulbs for the garage door opener at home depot.
Listen for the light relay on the logic board to click.
Try the door control panel.
In this position you ll work most comfortably.
If the opener doesn t run when you touch the wires at the opener use a small wire and jump those same two wires at the opener terminal.
Do a test with a brand new light bulb to see if it resolves the problem.
Unplug the garage door opener then immediately plug the opener back into the electrical outlet.