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What is the time constant for a circuit with 150KOhms and a 2 microfarad capacitor? - (answers).3
seconds
What must be done before checking pump drive belts on a hydraulic elevator - (answers)Pull the main
disconnect switch
Which of the following best describes the danger posed be the counterweight assembly when you are
riding the car top? - (answers)It run close by in the opposite direction
Why must you place a hydraulic elevator car on jack posts before servicing the packing head? -
(answers)Because a hydraulic elevator is supported by a column of oil.
Why can't Elevator Constructors use a metal ladder? - (answers)Metal ladders conduct electricity
What is the function of a Ground Fault Circuit Interrupter? - (answers)To detect and imbalance in current
between the hot and nuetral wires
How do you determine the correct angle from the vertical for placing a ladder - (answers)Measure out a
distance of 1/4 the height.
Who is required to furnish you the necessary safety equipment? - (answers)Your employer
What device must be in working condition in order to use an elevator car sling as a running platform -
(answers)The governor and safeties.
What hazardous condition can occur if the weight of the temporary car and counterweight are not kept
nearly equal? - (answers)Traction could be lost
What is the name of the document that lists the hazards of a substance? - (answers)Material Safety Data
Sheet or Safety Data Sheet
,Who is responsible for making sure barricades are kept in place? - (answers)Everyone on the job
Who is primarily responsible for your safety on the job? - (answers)You, Yourself
Which agency guarantees your right to a safe workplace? - (answers)OSHA
Which of the following is not a typical elevator repair? - (answers)
Which of the following makes a good substitute for a ladder? - (answers)Never substitute anything
How should you proceed to et a toolbox to the machine room when climbing a vertical ladder? -
(answers)Climb the ladder and pull the box up with a rope
What is the safest way to lubricate hoist ropes? - (answers)With a rope lubricator
What supports a hydraulic elevator? - (answers)The column of oil inside the jack
What is the first thing you must do before performing any service on an elevator - (answers)Place
barricades at the upper and lower ends
When a roller bearing needs to be pressed onto a shaft, what type of allowance does the shaft have? -
(answers)Negative allowance
How are threads specified on metric bolts? - (answers)
What is the tolerance accepted in the elevator industry? - (answers)+- 1/64
What type of locking device uses a second nut run up against the first which flattens when tightened? -
(answers)
,How many possible views are there available from drawings using orthographic projections? - (answers)
Best Describe Layout Drawings - (answers)A mechanical drawing showing plans and elevation views of
the elevator installation
What document provides information on the number of doors for an installation and their color? -
(answers)Job Abstract
What is the purpose of the elevation view found in the final layouts? - (answers)To show vertical
locations and dimensions of elevator components.
The floor heights for the Wilton Towers are as follows; sub-basement- 10'2"; subbasement to basement-
12'5"; basement to lobby-22'8"; lobby to the 11th floor-120'5"; and to the executive floor-16'5". What is
the total travel for an elevator that travels from ht ebasement floor level to the executive floor level? -
(answers)159' 5"
DBG at the top-7' 11 5/32"
DBG at the bottom- 7' 10 17/64"
What is the difference? - (answers)
You have been tasked with unloading 177 boxes from the company truck and moving them into a storage
area. By noon you have moved 103 boxes. What percentage of the load has been moved? - (answers)58%
The counterweight must weigh 40% of the car capacity plus the weight of the assembled car. If the
assembled car weighs 3800 lbs. and has a capacity of 2500lbs. what must the counterweight weigh? -
(answers)5100lbs
What is the most important piece of equipment you have when using a power saw? - (answers)Safety
Glasses
When using a circular saw... - (answers)The base is not adjustable for cutting depth.
What functions can load weighing transducer perform - (answers)Adjust door times, bypass hall calls, and
adjust motor control
, What prevents manila rope from unraveling? - (answers)Whipping
When using U-bolts... - (answers)Place all U-bolt clips with the U shaped portion bearing on the dead-end
of the rope
Capstans should be - (answers)fastened to building steel or other building structure.
To interrupt hoisting on a capstan... - (answers)ease off on the pulling rope
What type of wrench is used to align the holes for rail installation? - (answers)Spud Wrench
What wrench is used to thread pipes with polished surfaces together? - (answers)Strap Wrench
Hacksaw Blades - (answers)must be installed with the teeth facing forward
Metal Ladders - (answers)should never be used
Tension on the governor rope is maintained by using - (answers)a tension sheave
____ should not be disassembled in the field - (answers)Oil Buffers
The loss of traction created between the hoist ropes and the machine driver when the counterweight lands
on its buffer avoids... - (answers)The elevator car being flung into the overhead
When the pit down final limit switch is actuated, the car... - (answers)will not run at all
The distance between the counterweight buffer striker plate and the striking surface of the counterweight
buffer when the car floor is level to the top landing is known as ___ - (answers)Runby