How To Fix A Garage Door Opener Chain

Garage door opener is very strong and seldom does the chain actually break.

How to fix a garage door opener chain. Sometimes the cable will break if it is a combination chain and cable drive system. In this case the cable can be replaced fixing the problem. The main drive gear is the plastic gear that comes in direct contact with the worm drive gear on the motor. Having an automatic door opener in your garage is a great convenience but you have to give the opener and all its parts regular.

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. 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. Chain driven garage door openers should have some slack in the chain for optimal performance. Chain drive garage door openers have a sprocket that is attached at the top of the motor.

So start by tightening the chain find the procedure in your owner s manual. How to fix a chain drive garage door when it won t open. You can put the chain back on your automatic garage door opener using a simple adjustment mechanism. A garage door opener chain may make a lot of noise when you pull it to open your door but it is one of the most reliable types of door openers ever invented.

Over time though this slack can increase or the gear and sprocket assembly can wear and the chain may pop off the sprockets. Garage door opener won t open all the way fix. Over time the sprocket s teeth can wear and the chain may jump or skip when the opener raises the door. Once you ve replaced the worn door components check the garage door opener chain.