Elevator mechanics review| 165 Questions| With Complete Solutions
Car running up keep stopping why? correct answer: Contact is not deenergizing in push button Third-floor bulbs burn out why? correct answer: Shorted resistor Car will not travel to second floor without a third-floor me a call and will not go down from three without a second-floor hall, what's the problem? correct answer: 2Fl 4/6 Why won't motor start? correct answer: MOL1 95/96 Car doors closed and won't run what do you check? correct answer: Check for voltage at four and five Bad Transistor Top barricade can be replaced with? correct answer: 1/4" Cable There is voltage at the switch but none at point a what's wrong? correct answer: Either R1 or R2 open The door close limit switch is not working do you have power from 35 to term eight. No power from 1 to 52 why? correct answer: Door limit switch malfunction Car running normally but the buzzer will not shut off wh
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elevator mechanics review| 165 questions| with com
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