Wenzhou Antong Lock Industry-teach you how to change the lock cylinder

Change the lock core by yourself, which is more secure.

Many users have realized the necessity of changing the lock cylinder. But because I don't understand this lock core, I can't start.

What is the core of my door lock?

Can I buy a matching lock cylinder on the market?

Ask someone to install it or do it yourself, which method is more cost-effective and safer?

This article will let you understand that it is easy to change the lock cylinder by yourself. Before changing the lock cylinder, please prepare 1 to 2 screwdrivers (one for flat and one for cross).

First: remove the panel

There are several nails to remove on the inner panel of the door lock. Note: When removing the last screw, do not let the outside fall to the ground to avoid damage.

Second: remove the lock core

There is a screw in the middle of the stopper of the door lock body, between the lock tongues (square tongues) (the part C in the figure), take out this lock core, you can take out the lock core.

At this time, you can know what your lock cylinder looks like.

Then measure the length of the lock cylinder, as shown in the figure:

When choosing a lock cylinder in the market, try to be the same size as the original lock cylinder. Otherwise, it may not be installed.