NM CID GS-9 Practice Questions - New Mexico CID GS-9 Elevators, Escalators And Conveyors Examination Exam

Why must a new escalator have a missing-step device?

To count how many steps need polishing To detect a missing step and stop the unit before the resulting opening reaches the combplate or the passenger area To reverse the unit at closing time To measure the angle of inclination

Correct Answer:

To detect a missing step and stop the unit before the resulting opening reaches the combplate or the passenger area

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