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Anonymous users2024-01-23That is the key slot in the lock cylinder of the door lock is stuck, in this case, don't pull out the key, push the key gently, and then gently twist it to pull out, otherwise the harder the lock tooth card dies, you find a needle tube to inject a little cooking oil into it and then pull it out, so that you can also help you pull it out.
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Anonymous users2024-01-22It's definitely stuck inside, so twitch the key back and forth to see if it can bounce back.
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Anonymous users2024-01-21Let's ask a lock repair master to help. Maybe you can save a lock cylinder. The lock cylinder of the security door is quite expensive, and it is more economical to re-equip the key.
It could be that the spring of the lock cylinder is broken, or something inside the cylinder is stuck. >>>More
Maybe the lock cylinder is broken, you try it first, put some pencil powder into it, don't use oil, the lock breaks quickly with oil. If you still can't screw it, find someone to change the lock cylinder.
When the door lock at home is in use, it may not twist after inserting the key, what is going on? PChouse will take you to find out. >>>More
If the lock cylinder does not rotate, it proves that there is a problem with the lock cylinder. Generally, the main function of the lock cylinder is to transmit torque from the head, and then drive the other parts of the lock, so that the lock can be opened and closed, and the specific reason why the lock cylinder cannot be rotated is checked first. If the lock core marble, astringent key and slip are stuck, you can use rust remover, spray into the lock hole and then move the key.
Hello, why can't I change the key to my door, what's wrong.