Garage Door Chain Keeps Loosening

As soon as the garage door closed it would automatically open back up.

Garage door chain keeps loosening. You loosen the locking inner nut and turn the outer nut clockwise to adjust the excess slack from the chain. 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 to troubleshoot a loose chain on your garage door step one. Be sure to check your.

Each piece of equipment has its signs to look for when your garage door is rackety and you suspect it s due to loose parts. A few weeks ago the chain was hanging loose about 2 inches below the rail and was rubbing on the rail. Ensure that the unit is plugged in the door isn t locked and if you are using a remote. This would not allow the door to close properly.

Locate the adjustment bolt. The hardware of your door like the rollers hinges nuts bolts and chain can become loose. You may find that a loose garage door opener chain has less power to open and close your garage door or you may find that it is just hitting the door as it moves it and creating an annoying sound. Before you start working you need to take some safety.

How to fix a chain drive garage door when it won t open 1. Adjust it tight enough so that the center of the chain sags about 1 2 down from parallel with the track graphic below right. Make basic checks first. Disengage the door from the trolley by pulling the emergency cord if none of the basic checks reveals a simple.

Here is the problem. Climb up on a stepladder and take a look at the trolley assembly. Do not over tighten the chain. This will cause premature wear on the chain rollers.