NYC SUPERVISOR OF MECHANICS TEST (MECHANICAL
EQUIPMENT) ACCURATE EXAM APPROVED QUESTIONS
AND CORRECT DETAILED ANSWERS WITH RATIONALES
(100% CORRECT VERIFIED ANSWERS) LATEST
UPDATED 2026-2027 EDITION |GUARANTEED PASS A+
** When changing a 1:1 car rated at 600 FPM and 2000 lb capacity to a
2:1, what will the new ratings be?
300 FPM and 4000 lb capacity.
"Halves the speed and doubles the capacity ".
** A "Vertical" platform lift has a clearance of 1". How much will it need
to be moved to meet code?
Deduct 1/4".
( 3/4" ) is needed.
,** A car weighs 2500 lbs with a capacity of 2500 lbs. The CWT is
weighed at 40%. How much is the motor lifting at 100% load?
1500 lbs
2500 x .40 = 1000 lbs
2500 + 1000 = 3500 lbs
5000 - 3500 = 1500 lbs
** When drilling a Jack Hole in sandy conditions, what type of drill rig
is required?
Rotary or Auger bit (805)
Rotary = Compacted soil
Percussion = Rocky
conditions Percussion
Rotary = Solid rock
** A customer does not want an Escape Hatch on his residential
elevator. Under what conditions is this legal?
Manual Operation must be provided (850)
** You wired the Down Direction and Final Limit switches. Now the
car only runs up. What is the problem?
You wired the Down Direction Limit wrong.
,** What are the effects of one rope sitting deeper in the sheave
groove?
The rope wears out and breaks faster (250)
** There is a noise coming from a freight door. The sheave is moving
but the chain is not. What is the problem?
Oil on on the chain
* What is the effect when you change a sling angle from 60 to 30* when
hoisting and rigging?
More tension, less capacity.
** How many points of contact must be maintained on a ladder?
3 points at all time.
* What is the conversion formula when measuring Inch to MM?
25.4 Inch to MM (.03937)
2.54 Inch to CM (.3937)
** You open a Dumbwaiter access panel and it still runs. What is the
cause?
Pit Access switch is not working. (550)
, ** You perform a static load test with the pit valve in the closed
position. The car sinks 6" in 15 minutes. What is the cause?
Cylinder leak (520)
** Where should you point the fire extinguisher when putting out a
fire?
At the base of the fire
** A car with a "Selective Collective" controller is moving to the
lobby to pick up a call. An up call is put in at the second floor.
What happens?
Call is bypassed till the car is moving in the up direction.
** During construction, you land an escalator but it is 10mm to low.
What is wrong?
Pit is too deep or Column Mark is off. (825)
** During construction, the Omega CWT rails have been damaged.
Why?
Overtightened from rail bracket. (215)
** How do you attach brackets to brick/concrete blocks?
"Inserts" 1/4" back from brick/concrete blocks
EQUIPMENT) ACCURATE EXAM APPROVED QUESTIONS
AND CORRECT DETAILED ANSWERS WITH RATIONALES
(100% CORRECT VERIFIED ANSWERS) LATEST
UPDATED 2026-2027 EDITION |GUARANTEED PASS A+
** When changing a 1:1 car rated at 600 FPM and 2000 lb capacity to a
2:1, what will the new ratings be?
300 FPM and 4000 lb capacity.
"Halves the speed and doubles the capacity ".
** A "Vertical" platform lift has a clearance of 1". How much will it need
to be moved to meet code?
Deduct 1/4".
( 3/4" ) is needed.
,** A car weighs 2500 lbs with a capacity of 2500 lbs. The CWT is
weighed at 40%. How much is the motor lifting at 100% load?
1500 lbs
2500 x .40 = 1000 lbs
2500 + 1000 = 3500 lbs
5000 - 3500 = 1500 lbs
** When drilling a Jack Hole in sandy conditions, what type of drill rig
is required?
Rotary or Auger bit (805)
Rotary = Compacted soil
Percussion = Rocky
conditions Percussion
Rotary = Solid rock
** A customer does not want an Escape Hatch on his residential
elevator. Under what conditions is this legal?
Manual Operation must be provided (850)
** You wired the Down Direction and Final Limit switches. Now the
car only runs up. What is the problem?
You wired the Down Direction Limit wrong.
,** What are the effects of one rope sitting deeper in the sheave
groove?
The rope wears out and breaks faster (250)
** There is a noise coming from a freight door. The sheave is moving
but the chain is not. What is the problem?
Oil on on the chain
* What is the effect when you change a sling angle from 60 to 30* when
hoisting and rigging?
More tension, less capacity.
** How many points of contact must be maintained on a ladder?
3 points at all time.
* What is the conversion formula when measuring Inch to MM?
25.4 Inch to MM (.03937)
2.54 Inch to CM (.3937)
** You open a Dumbwaiter access panel and it still runs. What is the
cause?
Pit Access switch is not working. (550)
, ** You perform a static load test with the pit valve in the closed
position. The car sinks 6" in 15 minutes. What is the cause?
Cylinder leak (520)
** Where should you point the fire extinguisher when putting out a
fire?
At the base of the fire
** A car with a "Selective Collective" controller is moving to the
lobby to pick up a call. An up call is put in at the second floor.
What happens?
Call is bypassed till the car is moving in the up direction.
** During construction, you land an escalator but it is 10mm to low.
What is wrong?
Pit is too deep or Column Mark is off. (825)
** During construction, the Omega CWT rails have been damaged.
Why?
Overtightened from rail bracket. (215)
** How do you attach brackets to brick/concrete blocks?
"Inserts" 1/4" back from brick/concrete blocks
