Step 2 alter the travel adjustments if the door is stopping short of the desired point on the ground.
Garage door intermittent closing.
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.
Led lightbulbs are great but they may cause your garage door openers to stop working.
Finally it s possible the garage door opener s motor.
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Ensure the safety reversing sensor located right inside the garage door is connected and aligned properly if the lights on the garage door opener flash but the door will not close.
As with many such problems the most common problem is the simplest one the motor unit has been unplugged.
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This is almost always the result of a dirty or obstructed safety feature.
Make sure the door is not binding anywhere in the track.
If one of the sensors gets bumped or hit slightly out of alignment it could cause intermittent issues closing your garage door.
It goes partway down reverses direction and goes back up again.
One of the lights could appear to be solid but in reality it might be barely flickering meaning the sensors are not making a good connection.
It s also possible that the circuit breaker fuse or gfci outlet powering the door opener circuit has tripped or burned.
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.
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.
The garage door opener detects when it is getting too difficult to raise the door and automatically shuts down.
You push the button to close the garage door.
The chain may be adjusted too tight which causes binding and added load on the motor and that trips the opener to stop closing and reverse.