ELEVATOR MECHANICS EXAM
NEWEST ACTUAL EXAM PRACTICE
QUESTIONS AND DETAILED CORRECT
ANSWERS COMPREHENSIVE STUDY
GUIDE | VERIFIED 2025
A car weighs 2500lbs with a capacity of 2500lbs, the CWT
is weighted at 40%, how much is the motor lifting when the
car is fully loaded? Correct Answer 2500(car) +
1000(40%) 3500. 5000-3500=1500lbs lifted by the
machine
How must Oxygen and Acetylene tanks be stored?
Correct Answer Vertically, 12 feet apart, or on a cart with a
½ hour fire barrier between them
What is code for sill to sill distance? Correct Answer
Minimum ½ inch Maximum 1 ½ inches
When drilling a jack hole in sandy conditions what type of
drill rig is required? Correct Answer Rotary or Auger bit.
Rotary=Soft Percussion=Rocky Combo=Solid
A customer does not want an escape hatch on a
residential elevator, under what condition is this legal?
Correct Answer Manual operation must be provided
,Your helper wired the down direction and final limit
switches, now the car will only travel up, what is the issue?
Correct Answer The down direction limit was wired
incorrectly.
What are the effects of one rope sitting deeper in the
sheave groove? Correct Answer The rope wears out and
breaks faster
There is a noise coming from a freight door. The sheave is
moving, but the chain is not. What is the problem? Correct
Answer Oil on the drive chain
What is the effect when you change a sling angle from 60
degrees to 30 degrees? Correct Answer More tension,
less capacity. Any angle 30 or less is dangerous
How many points of a contact must be maintained on a
ladder? How far above landing must it extend? What is
proper Ratio? What steps don't we use? Correct Answer 3
points of contact. 3 foot above. 4:1. Top 2 steps
You open a dumbwaiter access panel and it still runs,
what is the problem? Correct Answer Pit access switch is
not working properly
You perform a static load test with the pit valve closed.
The car sinks 6" in 15 minutes. What is the problem?
Correct Answer Cylinder leak
,Where should you aim a fire extinguisher to put out a fire?
Correct Answer At the base of the fire
Car with selective collective system is moving to the lobby
to take a call, an up call is put in at the 2nd floor, what
happens? Correct Answer The call is bypassed until the
car is traveling up
During construction you land an escalator, but it is 10mm
low, what is wrong? Correct Answer The pit is too deep or
column MARK is off
During construction the Omega CWT rails have been
damaged, what happened? Correct Answer The Omegas
were over tightened
How do you handle a co-worker who shows up drunk?
Correct Answer Speak with MIC, Call BA, call supervisor
How do you attach brackets to brick? Correct Answer
Inserts set back a ¼ inch into the block. Code could call
for through bolts
What is Selective Collective System? Correct Answer
Controller that allows an elevator to bypass calls in the
opposite direction of travel.
Generator runs at 600rpm and has 4 poles, what is the
output frequency? Correct Answer 20hz
600/60=10 10x2=20 RPM 60 x frequency / pole/2
, If a XOR gate was connected to a NOR gate and attached
to an AND gate with a High output. What is input of the
XOR gate A&B? Correct Answer Both must be High
Using BINARY logic, what DIP switches must be on for a
128 bit 30 second timer set at 150% Correct Answer
1,3,4,6=45 seconds
How many wires are needed for the following circuit?
Exclude spares. BCE---SPI/BCD---SP2/BCD---SP4/BCD--
-UR1/BCE---UR2/BCE---DR1/CRE--- DR2/GRD Correct
Answer 11 wires. You do not need the duplicates
How must a 9 lead 480/240 motor be wired for High
Voltage? Correct Answer L1(1) L2(2) L3(3) Low Voltage
L1(1-7) L2(2- 8) L3(3-9) 7-4 8-6 9-5 4 5 6 + 120v______0-
------0_______R2________A_________R1_______GRD
There is voltage at the switch, but none at A, what is
wrong? Correct Answer Open at R2 or R1
What does a square with a darkened upper triangle
represent? Correct Answer DC Relay
darkened lower triangle=Latching Relay
arrow=Timer
The close door limit switch is not working, you have power
at points 35-8, no voltage at 1-S2 why? Correct Answer
Door limit switch malfunction
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