Garage Door Pull Chain Snapped

Over time the sprocket s teeth can wear and the chain may jump or skip when the opener raises the door.

Garage door pull chain snapped. If the chain on your garage door is rusty you need to apply lubricant into it to loosen the corrosion. Chain drive garage door openers have a sprocket that is attached at the top of the motor. Disconnect the rail from the header bracket and move the rail off to one side. Thread the nut s facing the door clockwise until it meets the bracket then release the chain.

Of indianapolis muncie right away for a diagnosis and repair. Around this sprocket as well as the gear and sprocket at the motor. Before you pull the old one off to begin the garage door repair clamp down the chain to the rail. Grasp the chain 1 foot from where it connects to the end of the threaded chain anchor.

Pull the chain toward the garage door and hold it in position. To do this put some lubricant on a piece of rag this use the rag to wipe the chain. You should have 1 2 inch of play in the chain. If you pull the red emergency release rope on your automatic opener and you still can t lift the garage door you probably have a broken spring.

Once the chain is secure separate it from both sides of the trolley. A new front sprocket costs. Sprocket is at the end of the opener rail closest to the garage door opening. If your chain is badly corroded you may need to remove the chain from the carriage assembly and soak it in lubricant for a few hours.

Press down on the chain with your finger. When the lift bracket snaps on your garage door it usually damages the area where it once was attached to. It seems like this is a very common problem as thi. The counterbalance spring is what lifts the garage door not the garage door opener.

If the spring is broken the door is dead weight. This video will show you a safe and easy way to replace your garage door cables. Another common cause for a loose chain could be the front sprocket breaking.