Garage Door Chain Sprocket Broke

A broken garage door chain will immediately impact your garage door s operation and render its automatic motorized capability effectively useless.

Garage door chain sprocket broke.

Chain and links in steel nickle and stainless steel. Press down on the chain with your finger. Liftmaster 41a5585 gear and sprocket assembly. 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.

Https amzn to 2uwvnkj i m working on a chain drive opener. This gives the appearance of a broken chain or belt. Tighten the bolts on. The front sprocket is at the end of the opener rail closest to the garage door opening.

A new front sprocket costs about 150 200 include the labor to install it. When the bushings collapse on the top plate the chain or belt becomes loose causing more friction on the gear sprocket. Lay the chain on the garage floor while you complete the repair. Slide the outer trolley away from the inner trolley.

We stock a wide selection of roller chain and links click here roller chain. Days from east coast to the foothills of the west coast. Another common cause for a loose chain could be the front sprocket breaking. Long lengths up to 100 continuous lengths.

Many uses can be used for parallel spring assemblies connecting side mount garage door openers as a garage door jackshaft sprocket and attaching chain hoists. Pull the chain toward the garage door and hold it in position. Remove the outer nut and lock washer from the trolley threaded shaft and pull the threaded shaft out of the trolley. Pull the chain off the motor unit sprocket and out of the chain spreader.

If yours is a belt drive you need a kit like this https amzn to 2zqns. Liftmaster 41a3261 1 chain drive dual gear sprocket assembly. You just don t realize how much you. One of the most common repairs on a liftmaster garage door opener is a broken gear sprocket.

This gear kit on amazon. Thread the nut s facing the door clockwise until it meets the bracket then release the chain. The chain wraps around this sprocket as well as the gear and sprocket at the motor. Way to go 365 garage door parts and usps.

Immediate troubleshooting is required and a new garage door chain will need to be installed in place of the old one. Liftmaster 41a4837 1 worm gear and retainer.