Sometimes the unit will have an electrical malfunction and send too much power to the light socket.
Garage door opener keeps blowing the light bulb.
The garage door opener shakes causing household bulbs to burn out.
Try a rough service bulb usually sold for the work lights that you hang under the hood of your car.
Vibration is still a good guess.
Brass contacts in garage door opener light bulb socket.
Too much vibration when the unit runs.
If this is the case the unit may need additional bracing to the ceiling to hold.
Garage door openers produce a lot of vibration which can kill incandescent bulbs prematurely and leave you wondering what to do when the garage door opener light s not working.
Also you may want to consider a rough duty bulb as the vibration can sometimes be blamed for the bulbs failing rather quickly.
They are mostly shatter and resistant to vibration.
Another option is an led bulb.
Over time these brass contacts will flatten causing the connection with the light bulb to be intermittent.
Most garage door openers have at least one light bulb that can sometimes be led.
The 130v bulbs typically will deal better with the fluctuations in voltage that can occur with an opener.
Your opener has a logic receiver board that controls the light features.
They can be actually a great long lasting option for use in your garage door opener.
One contact runs down the side of the socket and the other is at the bottom.
This will also help to prevent the glass from exploding.
It is important to know which type of light bulbs you will use.
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To fix the problem of the garage door opener light not working tighten all the bolts on your unit and make sure it s solidly mounted to the ceiling.
When your opener light stays on for more than the usual 4 minutes there are a number of reasons why.
The problem is two.
There is a timer for the lights that last 4 minutes.
Cheaper bulbs are rated at 120v and so don t tolerate line voltage fluctuations as much.
They don t really burn out like you are thinking of.
They quit glowing because the element breaks.
Garage door bulbs hi guys.
I am not sure this will help but this is usually the cause of light bulbs burning out in garage doors.
You need to use rough service bulbs like the ones in trouble lites.
The rough service also holds the glass inside the coating.
There are two brass contacts in the light bulb socket of a garage door opener.
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