Should a warning sign be posted at the door of the elevator machine room?

Post warning signs. According to the relevant provisions of the Special Equipment Safety Law, signs or warning signs prohibiting unauthorized persons from entering must be set up at the door of the elevator machine room. There are many major equipments in the elevator machine room, and the operations are complicated, and there are certain safety hazards, such as high-voltage electricity, rotating machinery, lifting platforms, various switches, etc. Entering or touching these equipment without authorization or guidance will bring safety hazards. risk.