QUESTIONS AND WELL VERIFIED
ANSWERS(NEW!!!)(NEW!!!)
What is the time constant for a circuit with 150KOhms and a 2 microfarad
capacitor? - ANSWER>>.3 seconds
What must be done before checking pump drive belts on a hydraulic elevator -
ANSWER>>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? - ANSWER>>It run close by in the
opposite direction
Why must you place a hydraulic elevator car on jack posts before servicing the
packing head? - ANSWER>>Because a hydraulic elevator is supported by a
column of oil.
Why can't Elevator Constructors use a metal ladder? - ANSWER>>Metal ladders
conduct electricity
What is the function of a Ground Fault Circuit Interrupter? - ANSWER>>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 -
ANSWER>>Measure out a distance of 1/4 the height.
Who is required to furnish you the necessary safety equipment? -
ANSWER>>Your employer
,What device must be in working condition in order to use an elevator car sling
as a running platform - ANSWER>>The governor and safeties.
What hazardous condition can occur if the weight of the temporary car and
counterweight are not kept nearly equal? - ANSWER>>Traction could be lost
What is the name of the document that lists the hazards of a substance? -
ANSWER>>Material Safety Data Sheet or Safety Data Sheet
Who is responsible for making sure barricades are kept in place? -
ANSWER>>Everyone on the job
Who is primarily responsible for your safety on the job? - ANSWER>>You,
Yourself
Which agency guarantees your right to a safe workplace? - ANSWER>>OSHA
Which of the following is not a typical elevator repair? - ANSWER>>
Which of the following makes a good substitute for a ladder? - ANSWER>>Never
substitute anything
How should you proceed to et a toolbox to the machine room when climbing a
vertical ladder? - ANSWER>>Climb the ladder and pull the box up with a rope
What is the safest way to lubricate hoist ropes? - ANSWER>>With a rope
lubricator
What supports a hydraulic elevator? - ANSWER>>The column of oil inside the
jack
What is the first thing you must do before performing any service on an elevator
- ANSWER>>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? - ANSWER>>Negative allowance
How are threads specified on metric bolts? - ANSWER>>
What is the tolerance accepted in the elevator industry? - ANSWER>>+- 1/64
What type of locking device uses a second nut run up against the first which
flattens when tightened? - ANSWER>>
How many possible views are there available from drawings using orthographic
projections? - ANSWER>>
Best Describe Layout Drawings - ANSWER>>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? - ANSWER>>Job Abstract
What is the purpose of the elevation view found in the final layouts? -
ANSWER>>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?
- ANSWER>>159' 5"
DBG at the top-7' 11 5/32"
DBG at the bottom- 7' 10 17/64"
What is the difference? - ANSWER>>
, 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? - ANSWER>>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? - ANSWER>>5100lbs
What is the most important piece of equipment you have when using a power
saw? - ANSWER>>Safety Glasses
When using a circular saw... - ANSWER>>The base is not adjustable for cutting
depth.
What functions can load weighing transducer perform - ANSWER>>Adjust door
times, bypass hall calls, and adjust motor control
What prevents manila rope from unraveling? - ANSWER>>Whipping
When using U-bolts... - ANSWER>>Place all U-bolt clips with the U shaped
portion bearing on the dead-end of the rope
Capstans should be - ANSWER>>fastened to building steel or other building
structure.
To interrupt hoisting on a capstan... - ANSWER>>ease off on the pulling rope
What type of wrench is used to align the holes for rail installation? -
ANSWER>>Spud Wrench
What wrench is used to thread pipes with polished surfaces together? -
ANSWER>>Strap Wrench