Decoration first network teaches you how to replace the lock cylinder of the security door

Anti-theft door is a kind of entrance door product often used in the process of modern home decoration, due to the unique design of its lock cylinder and the uniqueness of the material and design of the door leaf of the anti-theft door, so that it has a very prominent anti-theft performance, but if you accidentally get the key of the anti-theft door, for the sake of safety, you must also replace the lock cylinder of the home anti-theft door, how to replace the lock cylinder of the anti-theft door? How to replace the lock cylinder of the security door?Find the location of the lock cylinder screw hole and unscrew the lock cylinder screw.

Slowly rotate the key to pull the entire cylinder out of the lock body when the fork is pulled out of the cylinder slot at a certain point. At this point, measure the size of the existing cylinder. The common lock cylinder, i.e. the diameter of the round head is 17mm, and the width of the small head part is 10mm.

The height is 33mm, and if you have the same cylinder size as this, then determine what the length of L1 and L2 is. After replacing the lock cylinder, tighten the lock cylinder screws, and then install the inner and outer handles, there are two screw eyes on the handles in the room, and the screws are tightened.