Cylinder locks the most widespread among locks. Their distinctive feature is availability of larva in which the lock mechanism disappears. Keys from such locks flat and small that causes convenience of their carrying. If suddenly such lock jams and will refuse to function normally, it is easy to change it for new, without removing all lock, and having only changed larva. The truth and keys will be necessary new.
Instruction
1. Replacement of larva in the lock begins with its choice. All larvae are standard and easily will approach any cylinder lock. Therefore to choose is from what. As a rule, to each larva of the door lock in set there are 6 keys.
2. Now it is necessary to take old unusable larva. It is very simple to make it. At first insert key into the well of the lock and turn that the door has been open. Leave key in the lock, it still is useful. Then unscrew screws which fix side bar of the lock. This plate is at face of door and it closes the lock. The following step – unscrew the screw which in the center of language and the lock, turn in the lock key of degrees on 40 to such situation in which the larva freely will leave lock bed. Take larva.
3. If there is no key, or the mechanism in larva is completely broken, then that to take this larva it is necessary to apply drill. Drill with diameter of 10 mm drill the core of larva. In principle, after such procedure the larva has to be taken out freely without use of key.
4. The new cylinder is inserted into the lock and all actions for its installation are similar to taking out, but in the return sequence. At first insert key into cylinder and turn it in such situation that the tag of larva did not prevent it to pass in lock bed freely. If you have correctly inserted, then the bolt has to be twisted and attach larva to the lock easily. It was necessary only to establish into place edge plate.