The lock cylinder on the anti theft door lock is broken, and it can t be opened from the inside

Updated on Security door 2024-04-12
2 answers
  1. Anonymous users2024-01-23

    Make sure you are not using a decoration key, if not, there is a problem with the lock cylinder.

  2. Anonymous users2024-01-22

    Let's tear it down. Get a new one.

Related questions
The anti-theft door lock is locked from the outside, can it be opened from the inside?
3 answers2024-04-12

You can have a key, you can't do without a key.

The anti-theft door lock cylinder is broken warranty issue
1 answers2024-04-12

It's your own handle that you break, and it doesn't cost much to match a lock, so you just change the lock cylinder, and you don't have to worry too much.

Why can the lock cylinder of the anti-theft door be opened from the inside, and it is difficult to o
1 answers2024-04-12

There are many situations in which it is not easy to open:1The lubricated substance in the lock cylinder causes a bit of a hairpin when the lock cylinder twists, you can scrape some pencil lead powder and add the lock cylinder, which can play a lubricating role Do not add grease and other substances in the lock cylinder. >>>More

Does the lock cylinder of the anti-theft door have to turn three times to lock the door?
4 answers2024-04-12

After 3 turns, the deadbolt is all rolled out, which is more reliable. 1 turn is also OK. >>>More

The lock cylinder of the anti-theft door does not turn after half a circle, and the key cannot be di
2 answers2024-04-12

The more you can't pull it out, the more light it is, gently shake it from all directions, rely on luck to shoot the ants can pull it out and bury it, it's really not good to fill the net lock cylinder with lubrication He Yin oil, good luck.