Fix Broken Garage Door Chain

How to fix a garage door chain drive sprocket.

Fix broken garage door chain.

If turning the handle doesn t. Garage door opener is very strong and seldom does the chain actually break. Many sectional garage doors have a lock catch mechanism also known as a lock latch that operates using a t handle. Sometimes the cable will break if it is a combination chain and cable drive system.

You should have 1 2 inch of play in the chain. The chain got loose and popped off the gear. Grasp the chain 1 foot from where it connects to the end of the threaded chain anchor. Your garage door opener stopped operating as it should.

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 the sprocket s teeth can wear and the chain may. How to fix an overhead garage door lock catch. This requires the activation of the door s emergency release feature and the manipulation of the tension bolt on both the existing and replacement garage door chains.

Thread the nut s facing the door clockwise until it meets the bracket then release the chain. For many generations people rely on this type of door opener not only because it is easy to use but also because it is cheap and can easily be repaired when broken. In this case the cable can be replaced fixing the problem. In my article about garage door opener troubleshooting i help you to correct the most common problems without having to consult either your owner s manual or an expensive professional.

Before you pull the old one off to begin the garage door repair clamp down the chain to the rail. It can be quite easy to find the solutions needed to repair your garage opener. Chain drive garage door openers have a sprocket that is attached at the top of the motor. Press down on the chain with your finger.

You can fix your broken door chain regardless of your familiarity with garage door repairs. Pull the chain toward the garage door and hold it in position. Replace the trolley carriage if the trolley carriage moves but the door doesn t open the culprit is probably a broken trolley carriage.