Craftsman Garage Door Chain Fell Off

Press down on the chain with your finger.

Craftsman garage door chain fell off. Located at the top of the motor unit the gear and sprocket assembly drives the chain that opens and closes the garage door. Pull down the trolley cord to release the trolley from the chain arm and lower the door by hand. Disconnect the garage door from the opener. The chain fell off the drive so i put it back on and re tightened.

If you find that your garage door opener chain falls off the track on which it has been placed you will need to put it back up and then tighten the chain to stop this happening in the future. Once you locate where the wheels on the door are jumping. 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. The chain moves about 6 inches trying to close again and stops.

Pull the chain toward the garage door and hold it in position. Problem is that the door only seems to want to close and it s already closed. Thread the nut s facing the door clockwise until it meets the bracket then release the chain. Replace a broken gear and sprocket assembly with the manufacturer approved replacement part.

Keep it propped open while you fix the chain. Grasp the chain 1 foot from where it connects to the end of the threaded chain anchor. 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. Every time you push the.

Place a stepladder near the motor and unplug the power cord for the motor from the electrical. This will release the door from the garage door opener. If you are outside the door when this occurs you will need some assistance to move the door manually. I have a 4 year old craftsman 1 2 hp garage door opener.

Open the door manually. Reach overhead and pull the rope that releases the door from the opener.