This requires the activation of the door s emergency release feature and the manipulation of the tension bolt on both the existing and replacement garage door chains.
Garage door chain broken.
In my article about garage door opener troubleshooting i help you to correct the most common problems without having to consult either your owner s manual or an expensive professional.
It can be quite easy to find the solutions needed to repair your garage opener.
If a chain is hanging down from the opener then something has broken.
Causing the same effect.
If your chain drive garage door opener motor starts but the door won t open the drive chain and cable might be broken.
Documenting how i repaired the garage door.
Sometimes the cable will break if it is a combination chain and cable drive system.
Garage door opener is very strong and seldom does the chain actually break.
The plastic wheel or sprocket at the front of opener where it attaches above garage door will break and fall apart.
Now i have never seen the chain itself break apart.
A garage door opener chain may make a lot of noise when you pull it to open your door but it is one of the most reliable types of door openers ever invented.
I am not a professional.
In this case the cable can be replaced fixing the problem.
The diy repair guide and video show how to replace the drive chain and cable assembly on a garage door opener.
The sprocket that turns the chain commonly break off and will make the chain hang down.
You should have 1 2 inch of play in the chain.
Press down on the chain with your finger.
Before you pull the old one off to begin the garage door repair clamp down the chain to the rail.
Pull the chain toward the garage door and hold it in position.
You can fix your broken door chain regardless of your familiarity with garage door repairs.
The chain got loose and popped off the gear.
For many generations people rely on this type of door opener not only because it is easy to use but also because it is cheap and can easily be repaired when broken.
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.