When the anti theft door is opened and closed, the hinge cannot be found, and the rubber strip canno

Let's take a look at what the sound is, if it is a hinge, you can use some lubricating oil, it is also possible that there is something dirty inside, you can wash it with water first, and it may be that the rubber strip is loose, if the hinge is loose, the door leaf is small, and it is possible to squeeze into the rubber strip, there will be a sound, if it is the tongue of the lock, do not use lubricating oil, you can use pencil foam, the effect is very good, you can try.

Let's take a look at what the sound is, if it is a hinge, you can use some lubricating oil, it is also possible that there is something dirty inside, you can wash it with water first, and it may be that the rubber strip is loose, if the hinge is loose, the door leaf is small, and it is possible to squeeze into the rubber strip, there will be a sound, if it is the tongue of the lock, do not use lubricating oil, you can use pencil foam, the effect is very good, you can try.

If it is an abnormal noise from the door shaft, it is enough to add some lubricating oil. If you don't have lube, go to a children's toy store, there is a place that sells electric toy cars, and there are small tubes of lube that are sold.

It should be that the hinge part is astringent, and adding some lubricating oil to the transmission part of the lotus leaf should not ring.

Is there a shortage of oil, add some lubricating oil to the door pivot and try it.