If your garage door opens ok but won t close then it s possible the safety reversing sensors are not correctly aligned.
Garage door opener does not close.
When this happens your garage door will only close by holding down on the wall button or wall console until the door fully closes.
Clutter or obstructions that block the sensor are the first problems to look for if your door won t close or in extreme cases open at all.
Hopefully after you read this you won t have the same problem in the future.
Garage door won t close light flashes when the garage door does not close and the lights flashes it means the problem is with the safety sensor.
Garage door won t close all the way if the garage door opens correctly but fails to close completely there may be one of three common causes.
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This is of course a safety feature to prevent the heavy garage door crushing anyone or anything that might be in the pathway of the door when it comes down.
Depending on the brand.
With the diagnostic feature on craftsman you can know what exactly the issue is.
If your garage door won t close all the way the problem could be due to a blocked photo eye.
The transmitters remotes will not work to close the garage door.
First check the sensor lights.
This problem bugged me for several months.
The majority of garage doors manufactured since the early 1990s are equipped with this safety feature.
The close limit switch may need adjusting.
If anything interrupts this beam of light the garage door will not close and the ceiling light on the opener mechanism will flash as mentioned in the previous step.
The photo eye components consist of two pieces that align face to face across each side of the garage door roughly four feet above the ground.
You will find that the door will only move an inch or so in the close direction and reverse.