Garage Door Opener Chain Hanging Down
It has a bronze bearing that wears over time and lets the sprocket lean forward.
Garage door opener chain hanging down. Follow me in th. The chain may also have come off due to too much play in the sprocket on the overhead opener. Disconnect the power supply and disengage the opener. This could be causing your chain to seem to have grown.
If the door seems okay there may be a problem with the trolley or the opener itself. If you watch the chain on your opener one side hangs in the up direction and the opposite side hangs going down. Disengage the garage door from the opener by pulling down on the emergency pull cord to release the door trolley. The garage door opener loose chain or tight chain can be an easy diy.
That is usually an indicator of wear in the worm gear sprocket drive assemblies. Liftmaster and chamberlain are popular garage door openers with chains. There s usually a piece of rope hanging from it which is used to disengage and re engage the opener. The trolley is responsible for pushing or pulling the opener arm along the chain so as to open and close the garage door.