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Anonymous users2024-01-24When the key in and out of the lock hole is not smooth, or it is very difficult, go to the small commodity market to sell lighter counter, buy a box of the smallest package of kerosene, the box has a sharp mouth, the tip of the mouth to the lock hole squeeze a few times, kerosene will go down the lock hole, after a few minutes, take the key to unlock, the key can be very smooth in and out. The volatility of kerosene is strong, don't worry about the greasy in the keyhole in the future, it will affect the performance of the lock again after a long time, it won't take long for the kerosene in the keyhole to volatilize clean, and the door lock will be restored as new. If kerosene does not work, it may be that the internal structure of the lock cylinder is damaged, and you can only ask a lock repair master.
In addition, it should be remembered that only kerosene can be used to lubricate the keyhole, and other oils such as cooking oil, gasoline, diesel, etc., cannot be used. Don't try to be convenient and troublesome, just take a kind of oil and use it, which can only contaminate more dust, which is harmful to the door lock.
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Anonymous users2024-01-23There are many reasons why it is not easy to open, some are the problem of the handle, some are the problem of the main lock body, and some are the fit error between the door frame and the deadbolt.
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Anonymous users2024-01-22It is recommended to find a professional store lock repair master to come to the door for maintenance.
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Anonymous users2024-01-21There are many reasons, it may be that the friction between the lock cylinder and the main lock body is too large, you can add some oil, or it may be the reason that the lock cylinder itself or the main lock body itself, it is recommended to call professional maintenance personnel to come to repair.
The quality of the anti-theft door is not good, the key is the quality of its lock, if the lock is broken, you can call a professional to repair, when it is not easy to open, you can also try to have a way, add a little pencil ash after pulling it out, if it will be so that you have to change the lock.
The role of the anti-theft door in the home is really not small, every family is indispensable to install it, but the lock will be difficult to open after a long time. 1.When the key in and out of the lock hole is not smooth, or it is very difficult, go to the small commodity market to sell lighter counter, buy a box of the smallest package of kerosene, the box has a sharp mouth, the tip of the mouth to the lock hole squeeze a few times, kerosene will go down the lock hole, after a few minutes, take the key to unlock, the key can be very smooth in and out. >>>More
The door lock is not easy to open, just drop a few drops of cooking oil on the key, and then insert the lock cylinder so that it repeats several times, and also drop a few drops of cooking oil on the deadbolt of the lock to increase the flexibility of the deadbolt, so that it will be easier to open.
In real life, when people encounter that the door lock is not easy to open, they will generally lubricate the lock cylinder with oil, although it can solve the problem, but if you do it often, a large amount of dust will enter and mix with the oil, which is not good for the door lock. I think the best way to do this is to scrape the pencil into lead powder. >>>More
It's better to change the lock cylinder than to directly change a non-hole smart lock! It is convenient and safe, and it is hundreds of oceans to change a lock cylinder, and a good smart lock is also thousands of yuan.