otsealex Limper

  • Member since Nov 7th 2019
Last Activity
  • otsealex -

    Posted the thread How To Maintain The Elevator Lift.

    Thread
    basic requirements ① The safety protection device of the elevator must be flexible and reliable. When the safety protection device fails, the Elevator Lift cannot be put into normal operation. ② Elevator All parts of elevator, machine room,…
  • otsealex -

    Posted the thread Inspection Items Of Screw Elevator.

    Thread
    Screw Elevator do not require compulsory acceptance, but the time interval for comprehensive inspection of domestic elevators should not exceed 12 months, especially regarding the effectiveness of the following items; A) Door lock device (for pull…