The lock body of the anti theft door is not tight, is there any easy way

It is estimated that the lock body is broken, and you can find Master Shuhong to replace the lock body of the security door. Can the anti-theft door lock be replaced?

1. First of all, before replacing the faulty lock body, please make sure that the model and opening method of the new lock body are the same as the old lock body or can be compatible with the anti-theft door. Once the tools and updated accessories are ready, it's time to start dismantling them. First of all, we will remove the two long screws on the indoor side panel first, pay attention to the two panels on the inside and outside of the door with your hands before removal, the screw removal pants are easy to fall off and cause the panel to be deformed or scratched.

2. After the panel is taken out, you can see the square shaft connecting the handle, pull it outward, and mark it at the same time, and the position of the two ends cannot be reversed.

3. Next, remove the fixing screws of the lock cylinder, unscrew and keep them, which are different from the long screws that fix the panel. Once the lock cylinder fixing screws are removed, the lock cylinder can be pulled outward. To be disassembled is the lock body fixing screws, a total of four, two up and down, after the removal of the lock body can be directly withdrawn.

4. To compare with the new lock body and the original lock body, it may be that the lock body has been updated in the production process, and there is a certain difference between the new and old lock bodies in terms of size, and then the data is the same in height and width, so the main determination is the degree of matching of the opening method. In addition, the replacement of the lock body because of the use of a long time, the damage is the shaft hole fracture, because the lock body is a piece of riveting molding, so there is no repair parts, only the replacement of the lock body assembly.

The fixation of this lock body is fixed to the metal skeleton of the security door through the holes at the corners with drill wires. If it is disassembled and then installed, the fixed drill wire must be replaced with a thick one, otherwise it cannot be fixed.

Do you have this situation!? Let's talk about it if you have any questions.

First of all, before replacing the faulty lock body, please make sure that the model and opening method of the new lock body are the same as the old lock body or can be compatible with the anti-theft door, here is a legend to illustrate that there are several types of lock body, please refer to the opening method of your own door to choose the appropriate lock body. Once the tools and updated accessories are ready, it's time to start dismantling them. First of all, we will remove the two long screws on the indoor side panel first, pay attention to press and hold the two panels on the inside and outside of the door by hand before removal, the screws are easy to fall off after removal, causing the panel to deform or scratch.

2. After the panel is taken out, you can see the square shaft connecting the handle, pull it outward, and mark it at the same time, and the position of the two ends cannot be reversed.

3. Next, remove the fixing screws of the lock cylinder, unscrew and keep them, which are different from the long screws that fix the panel. Once the lock cylinder fixing screws are removed, the lock cylinder can be pulled outward. To be disassembled is the lock body fixing screws, a total of four, two up and down, after the removal of the lock body can be directly withdrawn.

4. To compare with the new lock body and the original lock body, it may be that the lock body has been updated in the production process, and there is a certain difference between the new and old lock bodies in terms of size, and then the data is the same in height and width, so the main determination is the degree of matching of the opening method. In addition, the replacement of the lock body because of the use of a long time, the damage is the shaft hole fracture, because the lock body is a piece of riveting molding, so there is no repair parts, only the replacement of the lock body assembly.