Garage Door Chain Sprocket Broke

One of the most common repairs on a liftmaster garage door opener is a broken gear sprocket.

Garage door chain sprocket broke.

Long lengths up to 100 continuous lengths. If yours is a belt drive you need a kit like this https amzn to 2zqns. Days from east coast to the foothills of the west coast. Eventually this will cause the sprocket to snap off.

Thread the nut s facing the door clockwise until it meets the bracket then release the chain. When the bushings collapse on the top plate the chain or belt becomes loose causing more friction on the gear sprocket. Liftmaster 41a3261 1 chain drive dual gear sprocket assembly. Liftmaster 41a4837 1 worm gear and retainer.

We stock a wide selection of roller chain and links click here roller chain. Slide the outer trolley away from the inner trolley. Five days sooner than estimated. Immediate troubleshooting is required and a new garage door chain will need to be installed in place of the old one.

Grasp the chain 1 foot from where it connects to the end of the threaded chain anchor. This gear kit on amazon. Lay the chain on the garage floor while you complete the repair. Pull the chain toward the garage door and hold it in position.

Way to go 365 garage door parts and usps. A broken garage door chain will immediately impact your garage door s operation and render its automatic motorized capability effectively useless. This gives the appearance of a broken chain or belt. Tighten the bolts on.

Another common cause for a loose chain could be the front sprocket breaking. A new front sprocket costs about 150 200 include the labor to install it. Liftmaster 41a5585 gear and sprocket assembly. You just don t realize how much you.

The front sprocket is at the end of the opener rail closest to the garage door opening. Slide the pulley toward the garage door until the chain is stretched tight then move it toward the motor until the middle of the chain touches the upper side of the chain arm. The chain wraps around this sprocket as well as the gear and sprocket at the motor. Https amzn to 2uwvnkj i m working on a chain drive opener.

Pull the chain off the motor unit sprocket and out of the chain spreader. Press down on the chain with your finger.