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Question:

Anti-theft door lock key is not good to open, how do?

Anti-theft door lock key is not good to open, how do?

Answer:

Is that we say the method, or put a pencil lead in the keyhole or a little bit of oil in the inside, what sesame oil oil machine oil line
You lock the door of the anti-theft door to clean up with diesel can be, and if you do not have to change the lock heart. Split the heart, which has two screws to remove it, and then remove the two sides by the board, and then the inside of the two screws are also removed to remove the small cover, and then the door in the door of the lock at the bottom of a little bit The screw is also removed, and then out of the lock heart to clean up. When installed in the opposite direction by the demolition installed. Lock heart not to buy a put on. Sometimes mechanical failure, you can in the above days of the place where the injection of oil, more points. There is a look at the place where the lock is not hit? In the past is good, then it is recommended to dismantle the heart to clean up and replace. The new equipment, then have to consider is not installed where to take care of the child off the grass steep mad Weifu live and the land lock and lock the tongue, for a variety of reasons.
It is the quality of the lock problem, you can inject into the lubrication of the economy. You can also inject vegetable oil, sesame oil and the like.

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