WITH ANSWERS
◉ When using power tools in older buildings without ground led
outlets, what precaution must you take? Answer: Verify a positive
ground and use an adapter plug with grounding wire
◉ In the elevator industry, why are fiberglass ladders the most
common type of ladders used? Answer: They are non-conductive
◉ When would a mechanic be required to replace an escalator comb
or comb plate? Answer: When teeth are broken
◉ Along with spring buffers, limit switches, and cylinder head
packing, what else would be found in a conventional hydraulic
elevator pit? Answer: Drip collection pan or oil return system
◉ When lifting heavy objects, what is the best lifting technique to
use? Answer: Back straight, legs bent
◉ When performing any work in a traction elevator pit, which
hazard is known as the silent killer Answer: Counterweight
,◉ Which conveyance system is described as one in which a "car" or
"cab" is moved up or down a hoistway by suspension means?
Answer: Traction elevator
◉ What must elevator constructors do before using chemical
solutions or cleaning fluids? Answer: Read SDS
◉ You are asked to install additional lighting in the hoistway. What
type of extension cord should you use? Answer: Three-wire
◉ In which type of conveyance system is the energy applied by
means of a liquid under pressure? Answer: Hydraulic elevator
◉ Refer to the figure. An apprentice is setting up a ladder to access a
landing 12 feet above his level. What is dimension B? Answer: 3 feet
◉ Prior to using the elevator car sling as a running platform, what
must be operational and tested? Answer: Governor and safeties
◉ Which entity requires all employees be given information and
training on the long and short term health effects of the chemicals
they work with? Answer: OSHA
, ◉ What type of fire extinguisher is required in the machine room?
Answer: ABC
◉ When moving heavy parts or machinery, which if the following is
most important? Answer: Establishing good communication with
coworkers
◉ What size must a dumbwaiter cab enclosure be to transport
people? Answer: Dumbwaiter s may only transport materials, not
people
◉ While working on a moving walk, where are barriers required?
Answer: At the points embarkation and disembarkation
◉ At which point on the lifeline should your lanyard be attached?
Answer: Above your shoulder
◉ A construction crew arrives to work on Monday morning and
finds the overhead machine room floor is being poured. What
precautions shoot be taken? Answer: Avoid working in the hoistway
◉ What are 2 types of mechanical drawings used in elevator
installations? Answer: Layout drawing, detail drawing