Most chain drive openers suggest you tighten the chain so there s about 1 4 in.
Garage door opener belt broke.
If the garage door doesn t budge at all it s probably a power issue.
Sometimes it s just a matter of changing the batteries in your remote or fixing a fuse in the fuse box.
As long as you have a guide to follow be it the one below or the one from your actual owner s manual you should not have too tough of a time repairing or replacing the belt.
Check the chain tension.
You may have a chamberlain liftmaster garage door opener with a broken belt.
The most common cause of a chain being loose and appearing broken is a broken gear and sprocket.
Next check to see if the opener has become unplugged.
Of slack from the rail to the chain check your manual.
The gear and sprocket assembly is inside the cover of the garage door opener motor.
Start by replacing the batteries in your remote.
If you re looking for an easy diy then this might be for you.
This can be easily replaced by a garage door service technician.
It s super easy to.
Garage door won t open all the way.