Led lightbulbs are great but they may cause your garage door openers to stop working.
Garage door opens intermittently.
If the remote works only when held within a few feet of the motor unit rf interference is probably the problem.
As with many such problems the most common problem is the simplest one the motor unit has been unplugged.
Simply put if the descending door hits an object the motor detects the resistance and the door opens.
Likewise if the beam of light between the floor sensors is broken the door will not shut.
Locate and eliminate the source of the rf interference.
First check the sensor lights.
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The slightest detection such as accumulated leaves snow or ice around the garage door can cause the door to not shut completely.
Depending on the brand.
When the garage door opener works intermittently the logic board may be experiencing radio frequency rf interference from nearby sources such as security lights ham radios and some electronics.
Finally it s possible the garage door opener s motor.
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.
As these wires short against the housing the electrical impulse causes the door opener to activate.
This is almost always the result of a dirty or obstructed safety feature.
The symptom of this is a garage door that is in constant motion opening fully then immediately descending only to start the same cycle again.
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There may also be loose wire connections inside the button housing itself.
Adjust the degree of upward force which is one of the two adjustable screws on most garage door openers.
It s also possible that the circuit breaker fuse or gfci outlet powering the door opener circuit has tripped or burned.
It goes partway down reverses direction and goes back up again.
The garage door opener detects when it is getting too difficult to raise the door and automatically shuts down.