100 QUESTIONS WITH VERIFIED CORRECT
ANSWERS || 100% GUARANTEED PASS
|VERIFIED UPDATED VERSION|
Where should you point the fire extinguisher when putting out a fire? - CORRECT ANS>>At the
base of the fire
A car with a "Selective Collective" controller is moving to the lobby to pick up a call. An up call
is put in at the second floor. What happens? - CORRECT ANS>>Call is bypassed till the car is
moving in the up direction.
How is a Class 1 (yearly) buffer test performed? - CORRECT ANS>>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.
What are the required amount of clips for Wedge Shackles and what is their spacing? -
CORRECT ANS>>At least 2, with the first being 4 times the diameter of the rope from the top of
shackle.
Second is 8 times the diameter of the rope from the first.
On a Ward-Leonard circuit, the brake is set but the motor is trying to slip through the brake.
What circuit is the issue? - CORRECT ANS>>Suicide circuit (425)
A Hydro runs up with no load but does not run up with a full load. What is the issue? -
CORRECT ANS>>The relief valve is set too low (805)
You are sent to restart an elevator that's been off for a long time. When the generator starts it
trips the overload. Why? - CORRECT ANS>>Dry sleeve bearing
,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? - CORRECT ANS>>22" for 1:1.
For a 2:1 with the same issue is 44".
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? - CORRECT ANS>>Mainline disconnect (535)
The contractor requests that the vertical center of the Rack and Pinion hoist be moved. How is
this accomplished? - CORRECT ANS>>Adjust Tie downs/Wall ties (805)
Working pressure on a Hydro is 400 PSI. What is the correct Relief Valve Setting? - CORRECT
ANS>>600 PSI Max. (805)
400 psi x 150% = 600 psi
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? - CORRECT ANS>>15"
(125 /100 = 1.25 1.25 x 12 = 15)
There is slight arcing at the Brushes and Commutator. What actions must be taken? -
CORRECT ANS>>None. (430)
"Heavy arcing is due to light brush pressure. Mechanical wear indicates heavy brush pressure.
How much resistance is normally measured across a normally closed switch? - CORRECT
ANS>>1.2 ohms or 1 to 2 ohms
A car traveling in the hoistway always stops at the same point and blows a fuse. What is the
problem? - CORRECT ANS>>Traveling cable has a cut or short
An MOV burns out, you replace it but cannot read voltage or resistance. What should you do? -
CORRECT ANS>>Replace it with a larger one (630)
How many Strain Supports are required on a 350' raceway? - CORRECT ANS>>4
, One for every 100'
How is Stainless steel drilled out? - CORRECT ANS>>Slow speed and constant pressure (205)
Car is loaded with 125% and sinks. Why? - CORRECT ANS>>Slipped through the brake.
A 300 Ohm resistor burns out. You don't have a 300 Ohm resistor to replace it. What can you
use to make up the resistor? - CORRECT ANS>>2 600 Ohms resistors in Parallel. "The
resistance is half of the highest rating in a parallel circuit.
3, 225 Ohm resistors in parallel equal 75 Ohms.
A 480 VAC Step Down Transformer is connected to a 3 phase rectifier. What will the output be?
- CORRECT ANS>>320 VDC
480 - 33.33% = 320
If you find a broken or missing barricade, what do you do? - CORRECT ANS>>Write up a formal
inspection request.
If a Dumbwaiter has 9 square feet in Area,
4 ' High and the rated Capacity is 13.9 lb/ft3, what is the total capacity? - CORRECT ANS>>500
lb/ft3.
"The area of a Dumbwaiter is 9 sq' max and is 4' High. Multiply that by 13.9.
9x4 = 36. 36 x 13.9 = 500
What are the consequences of a misaligned Rack and Pinion hoist joint? - CORRECT
ANS>>Broken Gear Teeth (850) Motor not aligned.
You enter a Pit where toxic fumes are present. How do you proceed? - CORRECT ANS>>Follow
proper procedures.
"Confined Space entry procedures are now guided by OSHA for pit entry".