The manufacturer of right bend non plus handle tells you that we need to pay attention to some details in the process of using locks in daily life, only in this way can the life of the locks be longer.

1. Always keep the transmission parts of the lock body with lubricant to keep the transmission smooth and prolong the service life. The manufacturer of the right bend non plus handle tells you that it is recommended to check it once every six months or a year, and at the same time, check whether the fastening screws are loose to ensure that it is fastened.
2. During the use of the lock, periodically (half a year or a year) or when the key is not inserted and removed smoothly, a small amount of graphite powder or pencil powder can be smeared into the groove of the lock cylinder to ensure the smooth insertion and removal of the key.
The manufacturer of right bend non plus handle tells you not to add any other oil for lubrication, so as to avoid the grease sticking to the marble spring, which will cause the lock head to be unable to rotate and cannot be opened.
3. Always check the matching gap between the lock body and the lock plate, whether the height of the lock tongue and the hole of the lock plate is appropriate, and the best matching gap between the door and the door frame is 1.5mm-2.5mm.
If changes are found, adjust the position of the hinges or catch plates on the door. The manufacturer of right bend non plus handle tells you to also pay attention to the thermal expansion caused by the weather (wet in spring and dry in winter) to ensure that the gap between the door and the door frame, the lock body and the lock plate is reasonable, so as to ensure the smooth use of the lock.