Exam (elaborations)
Mechanics Exam NEIEP 2024 Questions and Answers (Verified Answers by Expert)
- Course
- Elevator Mechanic
- Institution
- Liberty University
Mechanics Exam NEIEP 2024 Questions and Answers (Verified Answers by Expert)
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2 reviews
By: anthonyp • 5 days ago
not happy. my mech review class gave me this for free
By: mkmurphy1011 • 3 months ago
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NEIEP Mechanics Exam1. ** An MOV burns out, you replace it but cannot read voltage or
resistance. What should you do?: Replace it with a larger one (630)
2. * On a Ward-Leonard circuit, the brake is set but the motor is trying to
slip through the brake. What circuit is the issue?: Suicide circuit (425)
3. ** A Hydro runs up with no load but does not run up with a full load.
What is the issue?: The relief valve is set too low (805)
4.** Runby for a 1:1 car hits the CWT buffer 4" below the top landing. The
CWT runby should be set at 18". How much should the ropes be
shortened?: 22" for 1:1.
For a 2:1 with the same issue is 44".
5. ** You need to work on a freight door retiring cam. You LOTO the
mainline disconnect but there is still power to the cam. What circuit is still
hot?: Main- line disconnect (535)
6. ** The contractor requests that the vertical center of the Rack and Pinion
hoist be moved. How is this accomplished?: Adjust Tie downs/Wall ties
,(805)
7. ** Working pressure on a Hydro is 400 PSI. What is the correct Relief
Valve Setting?: 600 PSI Max. (805)
400 psi x 150% = 600 psi
8. ** A contractor wants to raise the car speed from 100 FPM to 125 FPM.
It currently has a 12" sheave. What size sheave is required?: 15"
(125 /100 = 1.25 1.25 x 12 = 15)
9. ** There is slight arcing at the Brushes and Commutator. What
actions must be taken?: None. (430)
"Heavy arcing is due to light brush pressure. Mechanical wear
indicates heavy brush pressure.
10.** How much resistance is normally measured across a normally
closed switch ?: 1.2 ohms or 1 to 2 ohms
11.** A car traveling in the hoistway always stops at the same point
and blows a fuse. What is the problem?: Traveling cable has a cut or
short
12.** How is a Class 1 (yearly) buffer test performed?: At slow speed and
the buffer must return in 90 seconds. (555) *(60 seconds is
, acceptable) (90 seconds is code)
5 year test (Class 5) is car at rated load and speed. Buffer must
return in 90 seconds. CWT at rated speed and buffer must return
in 90 seconds.
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