The chain breaking means there was a lot of force on that chain i e the door was trying to open and it already was open.
Garage door chain won t move.
My garage door opener motor is running but the chain is not moving carriage disengaged.
If the indicator light on your motor unit.
If it is the door there are several reasons why it won t open.
Maybe you have a broken.
Firstly check that the garage door isn t locked.
2 if it is getting power then disconnect the door and then see if the chain will move.
How to open a garage door with a broken spring.
Disengage the door from the trolley by pulling the emergency cord if none of the basic checks reveals a simple.
If the chain was installed too tightly on the garage door opener it can make opening the.
Ensure that the unit is plugged in the door isn t locked and if you are using a remote.
Simply push the button and see if the light comes on.
What could be causing my garage door opener chain to not move.
Instead you ll need to investigate the garage door opener.
1 check to make sure the opener is getting power.
If the door won t open then it s the door itself which is causing the problem.
How to fix a chain drive garage door when it won t open 1.
Close the door by hand manually make sure it is disengaged from the chain rail via the pull rope.
This repair guide and video show how to replace a chain drive garage door opener gear and sprocket assembly.
If your garage door opener s motor runs but the chain doesn t move the gear and sprocket assembly might be broken or worn.
Make basic checks first.
This video from sears partsdirect shows how to troubleshoot motor and travel problems with your garage door opener.