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.
How do you fix a garage door opener.
This video will show you how to repair a mis aligned garage door cable.
Over time though this slack can increase or the gear and sprocket assembly can wear and the chain may pop off the sprockets.
If none of the following fixes seem to correct the problem you will need to consult the owner s manual or contact a professional.
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You can put the chain back on your automatic garage door opener using a simple adjustment mechanism.
Here are the eight most common problems along with the most likely repairs for each.
The main drive gear is the plastic gear that comes in direct contact with the worm drive gear on the motor.
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If you garage door is lowering then reversing back to the open position there could.
Additionally you can easily re link the garage opener to your doors if necessary.
Garage door openers manufactured after 1993 include sensors to prevent a door from closing on a child or pet.
Replace the main gear drive if the garage door opener makes a grinding noise but the door doesn t move your main drive gear is probably toast.
If you have a track drive opener the next step is to lubricate the opener track with grease.
Whether you have a belt drive chain drive or wall mount model find helpful resources manuals videos and more to help you diagnose and fix the problem.
However if you move homes get a new garage door or install a new garage door opener on your existing garage doors the remote door opener will no longer work.
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.
So start by tightening the chain find the procedure in your owner s manual.
Chain driven garage door openers should have some slack in the chain for optimal performance.
In this case resetting the door opener will de link it from your garage doors.
If your garage door cable is at an angle or l.