Garage Door Chain Working But Will Not Close

If your garage door won t close all the way the problem could be due to a blocked photo eye.

Garage door chain working but will not close.

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. 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. The motor will run but will not move the chain. 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.

In most cases the cause will be a stripped gear or a chain that has come off the sprocket. If something is blocking the safety beam then the garage door will not close. Like mentioned above there are two lenses one on each side. Another thing that can prevent your garage door from closing are obstructions that are blocking the lenses.

Depending on the brand. If the motor hums but the chain doesn t move that indicates a problem with the motor. The majority of garage doors manufactured since the early 1990s are equipped with this safety feature. If this is the case the motor will run but as the chain isn t where it should be it can t generate the lift to open the door.

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