Single Door Double Handle Lock（Red）

Super B-level lock cylinder
Instructions for use
Super B-class lock cylinder is a new type of anti-theft lock, which is mainly based on the theme of the design of the safety director.
1, A key with plastic packaging, this key in addition to the owner, other people can not Kaifeng, to the owner of the security guarantee.
2, B key to provide installation work trial use.
3, the installation is complete, the owner after acceptance, as long as the use of A key into the lock cylinder rotation 360 degrees. B key is automatically disabled.
4, the owner should not try to use the A key before opening the door lock.

Note: If you encounter the rotation is not flexible or plug the bad situation, do not use grease products to lubricate,

Add a little bit of graphite powder or a little industrial white vinegar to lubricate!

Function