2026 Exam Questions and
Answers | Already Graded A+
A contractor wants to raise the car speed from 100 fpm to 125 fpm, it
currently has a 12" sheave. What is required? - ANSWER ✔✔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? - ANSWER ✔✔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? - ANSWER ✔✔Suicide Circuit -
425
You have an old DC motor and are adding an SCR drive, what do you do
to the interpoles? - ANSWER ✔✔Leave the interpoles alone. When
adding a SCR drive to the generator, the series loop is removed, as are
the 3 resistors. Everything else remains the same
A hydro runs up with no load but will not run with a full load. What is the
issue? - ANSWER ✔✔The relief valve is set too low - 815
Runby for a 1:1 hits the CWT buffer 4" below the top landing. CWT runby
should be set at 18". How much should the ropes be shortened? -
ANSWER ✔✔22" - 235
You need to work on a freight door retiring cam, you LOTO the main line
but there is still power on the cam. What circuit is still hot? -
ANSWER ✔✔Door Operator disconnect -535
The contractor requests that the vertical center of a Rack and Pinion
hoist be moved. How do you do this? - ANSWER ✔✔Adjust tie downs
and wall ties - 850
,Working pressure on a Hydro is 400 PSI. What is the maximum relief
valve setting? - ANSWER ✔✔400 x 150%= 600 PSI - 815
What must be installed on a false care before operation? - ANSWER
✔✔Spring Loaded safeties - 110
There is slight arcing between the brush and commutator. What action
must be taken? - ANSWER ✔✔None
Note: Heavy arcing= light brush pressure, Heavy brush pressure=
mechanical wear
If rigging is roped 3:1 and a BEAM CLAMP is used to lift a 6,000lb load.
What is the beam capacity? - ANSWER ✔✔18,000lbs -210
How much resistance is measured over a normally closed switch? -
ANSWER ✔✔.2 Ohms- should be zero but will never be that low
A car traveling in the hoistway always stops at the same spot and blows
a fuse. What causes this? - ANSWER ✔✔traveling cable has a
cut/exposed wire or a short - 515
How is a class 1 yearly buffer test preformed? - ANSWER ✔✔Car at
the bottom landing and on inspection, jump out direction and final limits.
With pit clear, run down to compress the buffers, buffers should fully
extend within 90 seconds.
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3
, Note: 5 yr is Full load, full speed - 555
How many strain supports are required on a 350 ft raceway? -
ANSWER ✔✔4
1 every 100ft - 505-510
How is stainless steel drilled out? - ANSWER ✔✔Slow speed and
constant pressure - 205
What is the required amout of retainer clips for wedge shackles and
what is the spacing? - ANSWER ✔✔At least 2. First clip being 4
times the diameter of the rope from the top of the shackle, and the
second clip is 8 times the diameter of the rope away from the shackle. -
245
A 300 ohm resistor burns out, but you dont have another one. How can
you make one? - ANSWER ✔✔2- 600 ohms resistors in parallel is
300 ohms. Resistance is half of the highest resistor in the parallel circuit.
3- 225 ohms is 75 ohms. - 345
When cutting laminated panels, which direction should the finish side
face? - ANSWER ✔✔Finish side facing the cutting edge of the tool.
Blade will burr the backside. - 225