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How should the elevator maintenance

Ningbo Beto Electric Co.,Ltd | Updated: Oct 27, 2016
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① the control box button, switch is functioning correctly.
② car door safety device reliability.
③ car roof box push button switch and the car top safety switch function properly.
Part II sedan-the lubricating oil level is normal.
⑤ ceiling fixed traction wire ropes steel wire rope for velocity limiter is no exception.
⑥ speed, reliable layer each part is working properly.
⑦ guide shoe is operating normally.
⑧ car, car roof clean.