This video from sears partsdirect shows how to replace the chain and cable assembly on a chain drive garage door opener.
How to put chain back on stanley garage door opener.
Loosen the slack in the chain and place it over the sprocket with the slack on.
Press down on the chain with your finger.
Grasp the chain 1 foot from where it connects to the end of the threaded chain anchor.
Pull the chain toward the garage door and hold it in position.
U install garage door opener pdf manual download.
View and download stanley u install owner s manual online.
The chain got loose and popped off the gear.
Documenting how i repaired the garage door.
Attach the troller part on your door to the trolley part on the chain then open the door to its fully open position.
The chain is attached to a threaded rod that is attached to the trolley.
To reinstall the chain on the sprocket first with the door closed pull the rope hanging down from the trolley on the t bar.
Cycle the opener to the end of a down cycle.
I am not a professional.
Loosen the inside nut and back it off 6 8 turns back the outside nut off 5 6 turns this will give you some slack in the chain.
This will release the door from the garage door opener.
Located along the rail the chain an.