The one presented here is a.
How to replace garage door lock barrel.
This is a garage t handle lock if you have one and the barrel is not yet installed you can simply follow this video and slide it in if you need to buy gara.
Place the new deadbolt lock on the door.
There are several types of cylinder locks.
How to replace the cylinder lock on a garage door.
Remove the pin that secures the inside lock handle to the lock shaft in the center of the door panel.
You can remove the lock measure it and replace it while you wait for the new one to arrive it only takes a matter of seconds with the key to remove the cylinder.
Grab the pin with a pair of pliers to remove the pin from the shaft.
Remove the two screws that secure the outside lock assembly to the door with a phillips head screwdriver.
Locate the lock cylinder on the interior face of the door.
Place a nail over the pin and tap the nail with a hammer until you expose part of the pin.
However the bad news for you since you say that you ve not got a key is that you generally need a key to be able to easily take the cylinder out.
Secure the lock from inside the garage with two retaining screws.
With a barrel lock it s the cylinder that allows the locking and unlocking of a door.