How To Manually Lock Garage Door From Outside. Turn the key and pull the lock tumbler out of the lock to engage the release mechanism on the garage door opener carriage. Drive the car inside the garage and put the garage door down.
Pull down on the cord and this should disconnect the garage door from the trolley. Insert the key (hopefully you have it) and the lock should come out when turned. There are 3 different types of locks on a garage door the first and most common way to lock a garage door is the opener unit.
This will allow you to open the garage door manually.
Turn the key and pull the lock tumbler out of the lock to engage the release mechanism on the garage door opener carriage. How to open a garage door manually from the inside. The manual lock allows you to secure your garage door and everything in your garage, even in a power outage. The emergency release cord should be hanging from the center track of your garage door.