In this case the cable can be replaced fixing the problem.
How to fix a broken garage door chain.
Documenting how i repaired the garage door.
Grasp the chain 1 foot from where it connects to the end of the threaded chain anchor.
Step 1 diagnose the problem.
I am not a professional.
Replace the trolley carriage if the trolley carriage moves but the door doesn t open the culprit is probably a broken trolley carriage.
To do this open and close the garage door several times using the chain door opener and observe the performance of your opener.
You should have 1 2 inch of play in the chain.
Over time the sprocket s teeth can wear and the chain may.
To repair your broken garage door opener chain here is what you should do.
Thread the nut s facing the door clockwise until it meets the bracket then release the chain.
Garage door doesn t open fix.
The chain got loose and popped off the gear.
Pull the chain toward the garage door and hold it in position.
Press down on the chain with your finger.
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.
Sometimes the cable will break if it is a combination chain and cable drive system.
You can fix your broken door chain regardless of your familiarity with garage door repairs.
How to fix a garage door chain drive sprocket.
If the door stalls or.
Before you pull the old one off to begin the garage door repair clamp down the chain to the rail.