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Elevator Mechanic Exam Prep 2025 Questions and Answers
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Elevator Mechanic Exam Prep 2025 Questions and Answers
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Elevator Mechanic Exam Prep 2025Questions and Answers
Know the formula for RPM - ANSWER✔✔-RPM = 60 ∙ ƒ ÷ P÷2 =
Step 1. 60 x Frequency (Hz.) =
Step 2. Poles ÷ 2 =
Take answer 1 and ÷ by answer 2 =
You are using a Temp Run Box and you get shocked! Why!
520 Pg. 4 - ANSWER✔✔-Bad Ground
Scaffolding, You have 32' of rise, you are using 3x5 scaffolding. Where will the tie off
points be ?
140 PG. 287-288 - ANSWER✔✔-Scaffolding should be tied to the structure using
#9 wire or tie-in devices. The first vertical tie
COPYRIGHT © 2025 ALL RIGHTS RESERVED
,should be at the maximum height of 4 times the
narrowest base dimension. Additional ties are not
to exceed 26' vertically. Maximum horizontal
distance between ties is not to exceed 30'.
How much should Counterweight way?
240 Pg. 14 - ANSWER✔✔-Counterweights (Typically) are hung to counter balance the
weight of the car PLUS 40% of Capacity Load.
Pulling Spare Wires (Example) 10% of 52 Wires
515 Pg.26 - ANSWER✔✔-Note: We do not use wire smaller than #20 in travelling cables
and #24 outside travelers.
Largest wires are feeders to Hoist /Pump motor
We always have 10 % spares
10% of 52 = 5.2
On a calculator Multiply the percent 10 by the number you have and ÷ by 100
10 X 52 ÷ 100 = 5.2
The freight door motor is spinning but the door wont move, Why?
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,535 Pg. 9 - ANSWER✔✔-The correct lube must be used on chains.
Read Lula and Dumb waiters
545 Pg 1 - ANSWER✔✔-Lula: Limited use/Limited Access (Example Wheelchair Lifts)
Max Rise 25'
Max Speed 30 Ft/Min
Max Capacity 1400 Lbs.
Max Platform Area 18 Sq/Ft.
Residential Elevator:
Max Rise 50 '
Max Speed 40 Ft/min
Max Capacity 940 Lbs.
Max Platform Area 19 Sq/Ft
840 Pg 2
Dumbwaiters:
Platform limited to 9 Sq/Ft
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, Inside height is limited to no more than 4 Feet
Capacity is limited to 500Lbs
No Riders
If you get on top of Dumbwaiter what must be done?
545 Pg 14 - ANSWER✔✔-You never get on top and you work only partially in with the
main line OFF
PI Formula and Gallons (Example) How much oil to move a 6" jack 25'
815 Pg 10 - ANSWER✔✔-Notes:(Pi) π is 3.1416 and 231 Cubic inches to the Gallon
Area:
Remember to ÷ 6" ÷ 2 = 3 to get Radius
Area = π∙ r²
Area = 3.1416 x 3 x 3 = 28.27 inches or 3.146 x 9 = 28.27
Volume
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