NEIEP 200 Final Review Questions with 100% Complete Solutions, A+

Which lay of wire rope has the strand wires in line with the rope axis? - Regular Lay At what speed should the counterweight safeties be set to trip? - Up to 10% higher than the car governor Which type of safety uses an oil buffer between the car and safety planks? - Type C What is the purpose of the terminal motion switch? - slow down and stop the car automatically at or near the top or bottom landing If you have a 3500 lb. car rated at 4000 lbs. capacity, how much should the counterweight assembly weigh for a normal 40% installation? - 5100 lbs. When the pit directional limit switch is actuated, the normal circuits will allow the car to run - Up _______should not be disassembled in the field. - Oil Buffers The loss of traction between the hoist ropes and the machine driver when the counterweight lands on its buffer avoids... - The elevator car being pulled into the over head. Refer to Table 1. With a safety factor of 5, what is the breaking strength for 1 1/8" nylon rope? - 52,000 lbs. Which of the following applies to rope usage? - Prevent manila rope from unraveling by using whipping. What does the designation 3/8" 6 X 30 improved plow steel mean? - It is a high strength cable with 6 strands composed of 30 wires per strand? When using Crosby clips, which of the following statements is correct? - To determine the correct minimum spacing multiply the rope diameter times 6. When handling and storing a freight platform, what do you need to keep in mind? - With the platform on edge, handle it from the ends and move on rollers. Which of the following statements is true concerning capstans? - Both b, and c. b. Fasten the hoist to a beam or other building structure. c. To interrupt hoisting ease off on the pulling rope