Most chain drive openers suggest you tighten the chain so there s about 1 4 in.
Garage door opener belt broke.
Of slack from the rail to the chain check your manual.
Garage door won t open all the way.
If you re looking for an easy diy then this might be for you.
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.
Step 1 turn off the power.
This can be easily replaced by a garage door service technician.
Check the chain tension.
It s super easy to.
Sometimes it s just a matter of changing the batteries in your remote or fixing a fuse in the fuse box.
Next check to see if the opener has become unplugged.
If the garage door doesn t budge at all it s probably a power issue.
Over tightening the chain will put excess wear and tear on the shaft and gears.
Start by replacing the batteries in your remote.
The gear and sprocket assembly is inside the cover of the garage door opener motor.