What is the reason why the door lock can be turned but cannot be opened? Today, the editor of bedroom door lock supplier china will bring you a brief introduction.
1. It is very likely that the key is wrong. Usually, before using the door lock, you should check whether the key in your hand is correct. Sometimes, even the incorrect key can be rotated but cannot be opened. .
2. It may be because the parts in the lock cylinder are broken, so the door can be turned, but the door cannot be opened. When this happens, we can check if there are related tools at home. For example, if a screwdriver has a screwdriver, then we can use the screwdriver to remove some screws on the door handle, and then take out the lock cylinder inside, so that the door can be opened, but after opening the door, we also need to put a new lock The core is installed, so as to ensure that the door can be opened and closed freely.

3. After a long time, the key will not be smooth in the process of pulling and inserting. Therefore, we need to add some items to the lock cylinder that can lubricate it. Of course, the lock cylinder must not be added with lubricants or some oil substances. Therefore, we can choose to add some graphite powder, that is, the powder of the pencil lead, which can lubricate the lock cylinder very well.
The above is what the editor of bedroom door lock supplier china tells: a brief introduction to the reasons why the door lock can be turned but cannot be opened.