Study guides, Class notes & Summaries

NEIEP Elevator 245-250 Exam Questions And Answers All Verified What is meant by suspension regarding elevator equipment? - ANS A means of connecting the cars and counterweights with the hoisting machines. What are the means of suspension that are used in the elevator industry? . - ANS Ropes or belts are the most common materials used for suspension What materials are used in the construction of governor ropes and car ropes? - ANS Iron, monel, bronze, fiber or steel What is mean...

NEIEP 200 FINAL EXAM 120 QUESTIONS AND CORRECT ANSWERS 2024 LATEST GRADED A+ you are about to loosen a fishplate bolt. which wrench would be least likely to slip? NEIEP 200 FINAL EXAM 120 QUESTIONS AND CORRECT ANSWERS 2024 LATEST GRADED A+ you are about to loosen a fishplate bolt. which wrench would be least likely to slip?

NEIEP 200 Final Exam Version 2 (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A

NEIEP 200 FINAL EXAM| COURSE 205 ALL QUESTIONS AND CORRECT ANSWERS| MOST RECENT AND COMPLETE VERSION ALREADY GRADED A+| BRAND NEW!!!!

NEIEP 200 FINAL EXAM| COURSE 205 ALL QUESTIONS AND CORRECT ANSWERS| MOST RECENT AND COMPLETE VERSION ALREADY GRADED A+| BRAND NEW!!!!

What is the max speed used with V grooves? - Correct Answer 500fpm How do you determine the gear ratio? - Correct Answer By dividing the number of threads on the gear by the number of teeth on the ring gear What is the main benefit of using the V groove? - Correct Answer Prevents rope from slipping out of the groove What type of grove is cut into the drive sheave to increase the traction between the machine sheave and rope without double wrapping? - Correct Answer V groove What s...

______ should not be disassembled in the field - ANS Oil buffers Two safety precautions to be followed when first entering the elevator pit are to have the ________ open and the pit light on - ANS pit stop switch Tension on the governor rope is maintained by using a _________________. - ANS tension sheave The ASME Safety Code requires oil buffers for elevators when traveling at a car speed of ___________. - ANS over 200 fpm If the pit extends m...

If you had 14,500 lb. machine to lift up the hoistway, what kind of reeving would be used for a 4,000 lb capacity portable gas hoist? - ANS 4:1 Which of the following statements best describes the fearless traction machine? - ANS This type of machine uses slow speed DC motors. What is the correct minimum diameter of any sheave or drum in contact with hoist ropes? - ANS 40 times the diameter of the rope If a gearless machine's drive sheave has a circumferen...

Which of the following is a term used to describe a body harness used in conjunction with a shock absorbing lanyard? - ANS Personal fall arrest system A mechanic is working on a construction job, and finds the carpenter using a powder actuated tool to anchor the wall track. Of the following, which precaution should the mechanic take? - ANS Wear hearing protection Which is the best way to communicate with your coworkers while you are in the machine room and they are work...

A shipping crate is a cube with volume 64 ft3. What is the internal height of the crate? - ANS 4 ft. The cost of the bolts used to fasten the panels in an elevator cab is $5 for 4 bolts. If a particular job calls for 80 bolts, what is the cost? - ANS $100 One amp is equal to 6,240,000,000,000,000,000 electrons per second. Write this rate using scientific notation. - ANS 6.24 x 10 18th power electrons per second The plans for the installation of cab walls ca...

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 A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? - ANS Replace it with a larger MOV - 630 On a Ward-Leonard circuit the brake is set, but the motor is trying to slip through the brake. What is the issue? - ANS Suicide Circuit - 425 You have an...