Carefully pull it up a little bit so it applys more spring tension to the bulb.
How to fix a garage door opener light.
In this position you ll work most comfortably.
Once you ve climbed up the ladder unplug the opener.
Find where the bulb is located and proceed to remove each screw.
Try the door control panel.
Listen for the light relay on the logic board to click.
Sometimes switches can go out.
In order to fix this you ll want to make small changes to the close limit setting until the door opener knows to stop once the door has reached the floor.
First unplug the opener.
Unplug the garage door opener then immediately plug the opener back into the electrical outlet.
To replace the bulb start by setting a ladder next to the light housing.
Check to see if your light switch is enabled.
A new one should cost you about 15.
How to troubleshoot the issue.
Try pressing it again to turn it off.
Damaged or rusted rollers can also create extra friction fooling the door opener into stopping prematurely.
You can find led light bulbs for the garage door opener at home depot.
It may be the light switch.
Do a test with a brand new light bulb to see if it resolves the problem.
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.
See if the small metal tab at the bottom is nearly flat.
Now look in the light socket.
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.
Even if the light bulb was changed do not count that out just yet.
If your door control has multiple functions check the light button on the panel.
You can fix most light problems by following these troubleshooting steps.
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.
Your door control panel is usually on the wall inside your garage.
Make sure the rollers are in good shape and well lubricated to prevent this problem.
The switch that turns on the garage door opener light may need to be replaced.
If you have a newer opener that has a light and a locking option on the switch buy the one designed for your model.
Sometimes the light switch button is accidentally activated which causes the light to stay on.