Garage Door Opener Sprocket Not Turning

Fortunately the repair is neither difficult nor expensive and it should only take an hour of your time.

Garage door opener sprocket not turning. How to fix a chain drive garage door when it won t open. I pulled the release on the door and opened it all the way. This is a video on how to change the gear sprockets in a craftsman garage door opener. So if you suddenly find that the motor on your garage door opener sounds like it s running but the door is not moving checking for worn gears is the first thing you should do.

Having an automatic door opener in your garage is a great convenience but you have to give the opener and all its parts regular. This was a craftsman model 139 53976srt. This repair guide and video show how to replace a chain drive garage door opener gear and sprocket assembly. This question is from quora.

Inside the garage door opener there is going to be a gear reduction system to adapt the motor speed to the chain sprocket speed. If the door is too heavy for the opener the mechanisms that lift the door can wear out quickly. You can put the chain back on your automatic garage door opener using a simple adjustment mechanism. My wife pushed the door opener a few more times but the door wouldn t move despite the motor responding.

In this case the motor will run and the gear will turn but the chain will not move and the door will not open. Shredded plastic gears are a common problem with chain driven garage door openers. This speed reduction system also increases the motor torque at the sprocket so that a relatively small motor can easily pull the chain and move the garage door up and down. Chain driven garage door openers should have some slack in the chain for optimal performance.

Both were something along the lines of either there is no power or the gears are destroyed. 1 check to make sure the opener is getting power. I realized parking the car in the garage would be a hassle since i would have the open the door manually again. Actually there are many more answers.

Over time though this slack can increase or the gear and sprocket assembly can wear and the chain may pop off the sprockets. As of today 2017 11 08 there were two answers.