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Anonymous users2024-01-23If the lock is difficult to open, you just need to buy a pencil, and then sharpen the pencil into powder and put it in the key and lock cylinder to lubricate it a few more times.
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Anonymous users2024-01-22The hardware store bought the bottle of anti-rust oil spray, and it was smooth for half a year
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
Causes and solutions:
1. Check whether the anti-theft door key is correct and whether the anti-theft door key and lock are damaged. >>>More
The lock should be lubricated frequently so that it does not rust, the switch is smooth,.。 >>>More
After the use of doors and windows for a long time, the sealing strips of doors and windows will become aging or even cracked, which leads to the phenomenon of air leakage in doors and windows. At this time, you need to buy a new door and window seal to replace, if you don't know how to replace, you can ask a professional master to come to the door, pay attention to the acceptance of the time to carefully check. >>>More
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