The following anti-theft door manufacturers want to popularize the common problems and maintenance knowledge of anti-theft door, let's take a look together!

 

1、 My security door is dirty and ugly. What should I do?

 

When the door is dirty, the cleaning method is to mix 30% of the cleaning solution with 70% of water into the sprayer, evenly spray on the surface of the door, and gently wipe it with soft cloth.

 

2、 There is metal friction sound when opening and closing doors. It's very noisy. What should I do?

 

When there is metal friction sound when opening and closing the door, and don't bother to find maintenance personnel to repair, parents can try to drop a little lubricating oil on the door hinge.

 

3、 It takes so much effort to close the door. There is too much resistance. What should we do?

 

Sometimes, when the resistance is too high when the door is closed, parents don't have to worry. They can easily solve the problem by directly applying a little lubricating oil on the movable lock tongue.

 

4、 What's the situation? Why can't I put my key in the lock?

 

Sometimes parents may encounter that the key cannot be fully inserted into the lock hole when opening the door. In winter when I live in the north, parents should first check whether there is ice in the lock hole, and check whether there are other foreign matters in the lock hole in other seasons. If you can't, don't try to be tough. You'd better go to the maintenance staff.

 

5、 When the door is locked, the second lock can't be locked. What should I do?

 

The burglar proof door of the neighbor next to Xiaobian also has some small problems a while ago. In the process of using the burglar proof door, due to the excessive impact when opening and closing the door, it may cause the door frame and door body dislocation, and the lock tongue is stuck. never mind! If it's the right key, it can be inserted into the lock hole normally. You can try to blow pen foam into the lock cylinder. Push the door in, or pull the door.

 

6、 What's going on when you open the door for a long time?

 

If you find it hard to open the door, don't be irritable, don't use too much force, you will only break your lock. This kind of situation is to have inclined plane commonly small lock tongue was affected with damp, produced with naked eye not easy to see rust spot! You can easily solve the problem by using fine sand or wiping some pencil powder.