Final Exam Elevator
_________ should not be disassembled in the field
a. governor tension sheaves
b. selector drives
c. oil buffers
d. compensating sheaves - ANS - c. oil buffers
A __________ arrangement of the tape to drive the selector involves the use of a
selector drive tension sheave.
a. car- to-counterweight
b. car- to - selector
c. counterweight- to- selector
d. car - to - car - ANS - car-to-car
A helical geared machine provides which of the following benefits?
a. generates less noise than a worm gear machine
b. generates less vibration than a worm gear machine
c. requires less sound isolation than a worm gear machine
d. requires less overall power than a worm gear machine - ANS - d. requires less
overall power than a worm gear machine
a properly hung compensating chain would include what item?
a. an extra six-foot loop of chain under the car frame
b. a tension sheave in the pit
c. babbitted shackle rods attached to the counterweight frame
d. an extra chain to compensate for the governor rope - ANS - a. an extra six-foot loop
of chain under the car frame
A reference mark from which vertical measurements are made is known as a
____________. - ANS - bench mark
all cab modernization should be performed at what floor?
a. at the main lobby
b. bottom floor
c. top floor
,d. lowest landing - ANS - c. top floor
ASME safety code requires oil buffers for elevators when traveling at a car speed of
_______. - ANS - Over 200 FPM
at what speed should counterweight safeties be set to trip?
a. at the same speed as the car governor
b. at least 10% higher than the car governor
c. up to 10% higher than the car governor
d. at less than the speed of the car governor - ANS - b. at least 10% higher than the
car governor
For carpet installation, if the cab area measures 94 inches by 62 inches and you need
an extra six inches added to each dimension to account for waste during cutting, how
many square yards of carpet do you need for this job?
a. 6.25
b. 6
c. 5.5
d. 5.25 - ANS - d. 5.25
How high would you block up a counterweight frame before roping that had a
counterweight buffer height of 32in; rope stretch of 12 in; bottom, counterweight runby
of 18in; and a pit depth of 8ft? - ANS - 62in
how many seizings are required on each side of the cut for non-preformed rope
according to ASME? - ANS - 3
how much higher must the counterweight governor tripping speed be set above the car
governor?
a. no higher than 10%
b. no higher than 15%
c. no higher than 20%
d. no higher than 25% - ANS - a. no higher than 10%
How often must the hoist ropes be resocketed for an overhead drum machine without
any special safety shackles?
a. once a year
b. twice a year
c. once every two years
d. once every 5 years - ANS - a. once a year
, How often should safeties be tested at rated load and speed?
a. six months
b. 1 year
c. 2 years
d. 5 years - ANS - d. 5 years
If a double groove worm on a geared machine has a reduction ratio of 50:1, what are
the drive sheave RPM's with the motor turning at 400 rpm?
a. 2
b. 8
c. 10
d. 20 - ANS - b. 8
If a gearless machine's drive sheave has a circumference of six feet, approximately how
many RPMs would be required of the drive motor to run the car at 800 ft/min?
a. 4800
b. 1700
c. 242
d. 133 - ANS - d. 133
if a hoist machine roped 1:1 is capable of running 650ft per min with a capacity of
4500lbs, what would the capability be if roped 2:1? - ANS - 325 ft per min at 9000lbs
if a wire shows signs of red dust outside the wire rope, what should be done?
a. remove the cable as soon as possible
b. apply liberal amounts of oil to the outside of the rope
c. wipe the red dust off
d. squirt the rope with an oil can to force oil into the fiber core - ANS - a. remove the
cable as soon as possible
if suspended glass is used with lighting fixtures, the fixture must be
a. positioned in the center of the dropped ceiling
b. concealed behind a metal grid
c. supported by a metal frame and securely fastened by at least 3 points
d. flush with the surface of the ceiling - ANS - c. supported by a metal frame and
securely fastened by at least 3 points
if the car counterweights and drum counterweights in a drum machine installation are in
the same set of guide rails, how should they be configured?
_________ should not be disassembled in the field
a. governor tension sheaves
b. selector drives
c. oil buffers
d. compensating sheaves - ANS - c. oil buffers
A __________ arrangement of the tape to drive the selector involves the use of a
selector drive tension sheave.
a. car- to-counterweight
b. car- to - selector
c. counterweight- to- selector
d. car - to - car - ANS - car-to-car
A helical geared machine provides which of the following benefits?
a. generates less noise than a worm gear machine
b. generates less vibration than a worm gear machine
c. requires less sound isolation than a worm gear machine
d. requires less overall power than a worm gear machine - ANS - d. requires less
overall power than a worm gear machine
a properly hung compensating chain would include what item?
a. an extra six-foot loop of chain under the car frame
b. a tension sheave in the pit
c. babbitted shackle rods attached to the counterweight frame
d. an extra chain to compensate for the governor rope - ANS - a. an extra six-foot loop
of chain under the car frame
A reference mark from which vertical measurements are made is known as a
____________. - ANS - bench mark
all cab modernization should be performed at what floor?
a. at the main lobby
b. bottom floor
c. top floor
,d. lowest landing - ANS - c. top floor
ASME safety code requires oil buffers for elevators when traveling at a car speed of
_______. - ANS - Over 200 FPM
at what speed should counterweight safeties be set to trip?
a. at the same speed as the car governor
b. at least 10% higher than the car governor
c. up to 10% higher than the car governor
d. at less than the speed of the car governor - ANS - b. at least 10% higher than the
car governor
For carpet installation, if the cab area measures 94 inches by 62 inches and you need
an extra six inches added to each dimension to account for waste during cutting, how
many square yards of carpet do you need for this job?
a. 6.25
b. 6
c. 5.5
d. 5.25 - ANS - d. 5.25
How high would you block up a counterweight frame before roping that had a
counterweight buffer height of 32in; rope stretch of 12 in; bottom, counterweight runby
of 18in; and a pit depth of 8ft? - ANS - 62in
how many seizings are required on each side of the cut for non-preformed rope
according to ASME? - ANS - 3
how much higher must the counterweight governor tripping speed be set above the car
governor?
a. no higher than 10%
b. no higher than 15%
c. no higher than 20%
d. no higher than 25% - ANS - a. no higher than 10%
How often must the hoist ropes be resocketed for an overhead drum machine without
any special safety shackles?
a. once a year
b. twice a year
c. once every two years
d. once every 5 years - ANS - a. once a year
, How often should safeties be tested at rated load and speed?
a. six months
b. 1 year
c. 2 years
d. 5 years - ANS - d. 5 years
If a double groove worm on a geared machine has a reduction ratio of 50:1, what are
the drive sheave RPM's with the motor turning at 400 rpm?
a. 2
b. 8
c. 10
d. 20 - ANS - b. 8
If a gearless machine's drive sheave has a circumference of six feet, approximately how
many RPMs would be required of the drive motor to run the car at 800 ft/min?
a. 4800
b. 1700
c. 242
d. 133 - ANS - d. 133
if a hoist machine roped 1:1 is capable of running 650ft per min with a capacity of
4500lbs, what would the capability be if roped 2:1? - ANS - 325 ft per min at 9000lbs
if a wire shows signs of red dust outside the wire rope, what should be done?
a. remove the cable as soon as possible
b. apply liberal amounts of oil to the outside of the rope
c. wipe the red dust off
d. squirt the rope with an oil can to force oil into the fiber core - ANS - a. remove the
cable as soon as possible
if suspended glass is used with lighting fixtures, the fixture must be
a. positioned in the center of the dropped ceiling
b. concealed behind a metal grid
c. supported by a metal frame and securely fastened by at least 3 points
d. flush with the surface of the ceiling - ANS - c. supported by a metal frame and
securely fastened by at least 3 points
if the car counterweights and drum counterweights in a drum machine installation are in
the same set of guide rails, how should they be configured?
