How To Fix Garage Door Chain

To do this put some lubricant on a piece of rag this use the rag to wipe the chain.

How to fix garage door chain. Around this sprocket as well as the gear and sprocket at the motor. 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. Another common cause for a loose chain could be the front sprocket breaking. While calibrating the safety reverse on one of my garage door openers the chain this is a chain drive opener hopped off of the sprocket on the garage door opener. Sprocket is at the end of the opener rail closest to the garage door opening.

A new front sprocket costs. Grasp the chain 1 foot from where it connects to the end of the threaded chain anchor. Thread the nut s facing the door clockwise until it meets the bracket then release the chain. Pull the chain toward the garage door and hold it in position. You should have 1 2 inch of play in the chain.

There are lots of tutorials on the internet for our to put the chain back on but all of them assume that there is some sort of tension adjuster with two lock nuts on it my chain. If the chain on your garage door is rusty you need to apply lubricant into it to loosen the corrosion.