How To Manually Lock Liftmaster Garage Door. Fortunately, resolving many of these problems can be done safely by the layperson and doesn't require specialized tools. Turn the key and pull the lock tumbler out of the lock to engage the release mechanism on the garage door opener carriage.
Pull down on the emergency release handle until you hear a click. When you insert the key into this device and turn the cylinder will come out with a cable attached and allow you to pull the manual release just as if you were inside the garage. Turn the key and pull the lock tumbler out of the lock to engage the release mechanism on the garage door opener carriage.
Before attempting to disconnect the garage door from the garage door opener, ensure that the door is in the down position;
Just as the name depicts, it automatically locks the garage door when it is fully closed and unlocks when you send the open command to the garage door opener via the remote, keypad, or myq. You can now raise and lower the door manually as. Locate the emergency release kit: As the door tries to open while the locks try to hold it down, your garage door and opener can incur damage, resulting in costly repairs.