Garage Door Chain Gear Broke

Thread the nut s facing the door clockwise until it meets the bracket then release the chain.

Garage door chain gear broke. Slide the outer trolley away from the inner trolley. This can be easily replaced by a garage door service technician. Move the ladder to the outer end of the chain arm near the garage door. The gear and sprocket assembly is inside the cover of the garage door opener motor.

Pull the chain toward the garage door and hold it in position. The gear will cost about 50 00 with shipping and then the cost of having someone install it. 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. How to lubricate a liftmaster chain driven garage door opener.

A broken garage door chain will immediately impact your garage door s operation and render its automatic motorized capability effectively useless. It will usually run about 200 00 total. Lay the chain on the garage floor while you complete the repair. If the chain on your garage door is rusty you need to apply lubricant into it to loosen the corrosion.

Immediate troubleshooting is required and a new garage door chain will need to be installed in place of the old one. Periodic maintenance of a liftmaster chain driven garage door opener includes lubricating the chain and greasing the chain rail. To do this put some lubricant on a piece of rag this use the rag to wipe the chain. Garage door openers.

Grasp the chain 1 foot from where it connects to the end of the threaded chain anchor. I hope this will help. A new garage door open start around 130 00 plus installation. Pull the chain off the motor unit sprocket and out of the chain spreader.

Loosen the bolts on the chain pulley that s attached at the top of the arm and slide the pulley one inch toward the motor.