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Anonymous users2024-01-241 All hehe, I have to run out secretly at home, what are you going to do.
Put a little oil or lubricating oil on the hinge of the security door, open and close it a few more times, and there will be no sound when it is lubricated.
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Anonymous users2024-01-23Oh, put your shoes on your feet, put the door on your back, and there was no sound at all :)
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Anonymous users2024-01-22Lubricate hinges or hinges.
We hinge factory with hinge grease of tiger head hotolube. They are food grade certified. You can take a look at Peach Leopard, which comes in a 130-gram toothpaste-like package and is easy to use.
It is not advisable to use engine oil or ordinary butter, it will freeze in winter, and the harmful smell will affect the health of the body, and it will soon volatilize and lose its effect.
Lubricating oil is placed on the hinge of the security door, and then the security door lock is adjusted back by 1 2 mm. There will be no sound.
This is a hidden doorbell, you can remove the broken doorbell and go to the store that sells the security door in the building materials city to ask if there is the same model, you can buy it. >>>More
See if it's a problem with the settings, if not.
There are several reasons for that: >>>More
The so-called road is one foot high, the magic is one foot high, no matter how good the lock cylinder is, they can open it, and it is quite fast.
Drop lubricating oil on the hinge, sewing machine oil, and the parts of the track that make a grinding screaming sound.