-
Anonymous users2024-01-24Impossible, the key cannot be inserted at the same time, otherwise it will not be able to turn, you have already locked it, the lock point has been to the end, and the lock point will not move if you twist the key. However, while locking one side, you can lock the small knob underneath, which is a safety and cannot be opened with a key.
-
Anonymous users2024-01-23I haven't seen it anyway.
If your home security door lock is a mortise handle lock. >>>More
You can't change it yourself! Can I open the door? It may be that the lock cylinder and lock body do not match! But it depends on the picture (and whether it has been under the lock body).
Call the lock, or the whole door will break.
After loosening the lock cylinder, move the lock cylinder inward or outward slightly, usually the anti-lock function is to say that there is an anti-lock button in the room, and then you also try it in the open state, first of all, your lock is normal before you change the lock cylinder. >>>More
It depends on the specific size of your lock cylinder, because some lock cylinders are not the same length inside and outside, and they must not be replaced. >>>More