When the security door was halfway open, there was a loud bang

Updated on Security door 2024-06-12
3 answers
  1. Anonymous users2024-01-24

    It's the sound of the door leaf rubbing against the door frame. Just use a hexagon wrench to adjust it. It is recommended to find someone who will help you get it.

  2. Anonymous users2024-01-23

    Is there something stuck, check it, and if you have anything to ask, please come to Ronggao security door.

  3. Anonymous users2024-01-22

    Maybe it's dropped somewhere, or it's stuck, find someone to fix it or take a look.

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