Mechanics Exam Review-Neiep

Youre pulling (15) #14 awg, (27) #16 awg, (57) # 18 awg wires. How many spares needed? {Ans: (2) # 14, (3) # 16, (6) #18 = 10% spares required}How is a step level switch on an escalator reset? {Ans: Manually}Using sheet 3, why wont the motor start? {Ans: MOL1 T/B * Sheet 3 print 730*}What is Selective Collective System? {Ans: Controller that allows an elevator to bypass calls in the opposite direction of travel. - 740}A contractor wants to raise the car speed from 100 fpm to 125 fpm, it currently has a 12" sheave. What is required? {Ans: 100 fpm/125 fpm= 12"/ X =15}What is the minimum breaking strength of a wire rope used as life safety? {Ans: 5,000 pounds}