The emergency release cord is the red rope that hangs from the door trolley.
Red string on garage door.
Which moves the door.
You need to check the release handle and make sure that it is on the track.
The trolley sits on the opener carriage.
Pulling the red release cord will disengage the trolley from the opener carriage the part that is moved by the motor along the rail.
The emergency release cord is attached to the door trolley which is the piece that stays with the garage door.
The emergency release cord is the red rope that hangs from the door trolley that moves with the door along the rail.
Once you have done this check to make sure that the sensors are working properly.
Pull the red emergency release cord.
The trolley is connected to the door and moves with the door as it opens and closes.
If you have a broken spring and the door is up and you actually manage to release the red handle you will go for a ride concrete skiing as the door comes crashing down.
The opener carriage is the automated mechanism that moves the door along the door rail track.
You need to begin opening or dlosing the garage door.
Push up on it and it should snap into place.
When the release cord is pulled it disconnects the trolley from the carriage allowing you to manually move the door.
The red thing if it s what i think it is just disengages the part attached to the door from the drive mechanism belt chain or screw.
This may even break glass in the top section and could easily result in injuries.
The next step is to go to the inside of the garage door.
If you have a sensor that is blinking you need to.
Now go push the button.
The sensors are the two objects sticking out from the sides of the door frame.
How to run your garage door manually when you have a power failure or garage door opener problems.