Practice Questions & Answers
1. What is the purpose of the governor in an elevator system?
A. To regulate car speed
B. To operate door protection
C. To control hall call circuits
D. To monitor load weighing
2. NFPA 70 is also referred to as:
A. National Electric Code (NEC)
B. Elevator Safety Handbook
C. ASME A17 handbook
D. OSHA safety code
3. A17.1 code covers:
A. Safety code for elevators and escalators
B. Fire panel designs
C. HVAC systems
D. Plumbing requirements
4. What tool is used to measure voltage in an elevator controller?
A. Multimeter
B. Tachometer
C. Torque wrench
D. Manometer
5. A relay coil that remains energized after power is removed is likely suffering from:
A. Mechanical binding
B. Overvoltage
C. Undervoltage
D. Short circuit
,6. What is the function of the buffer in the pit?
A. Absorb impact if the car travels beyond limits
B. Support the counterweight
C. Reduce vibration in hoistway
D. Control door speed
7. Minimum pit lighting requirement (per code):
A. 19 foot-candles
B. 5 foot-candles
C. 30 foot-candles
D. 60 lumens
8. A load-weighing device prevents:
A. Overloading of the car
B. Overspeeding
C. Rope stretch
D. Oil contamination
9. The most common elevator drive system today is:
A. Variable voltage, variable frequency (VVVF)
B. DC generator
C. Hydraulic pump
D. Motor-generator set
10. When performing lockout/tagout, always:
A. Verify zero energy
B. Only apply tags
C. Turn off lights
D. Remove fuses
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Here are questions 11–100, each with the correct answer marked with .
Elevator Mechanic Exam – Questions 11 to 100
11. What is the most common cause of door reopening issues?
A. Dirty door tracks
B. Faulty selector tape
C. Overspeed governor
D. Low oil level
12. A sheave is used to:
A. Guide and support hoist ropes
B. Reinforce the car frame
C. Control door speed
D. Maintain pit lighting
13. What device prevents the car from moving with doors open?
A. Door interlock
B. Governor
C. Selector switch
D. Relay coil
14. Hydraulic elevators typically use:
A. A pump and fluid pressure
B. Counterweights
C. Traction sheaves
D. Magnetic brakes
15. A permanent magnet motor is used in:
A. Gearless traction machines
B. Hydraulic systems
, C. Two-speed AC motors
D. Counterweight mechanisms
16. The "safe edge" on doors prevents:
A. Contact injuries
B. Overspeed
C. Wire fatigue
D. Rope slippage
17. What does the selector system do?
A. Tracks car position
B. Controls pit lighting
C. Adjusts brake torque
D. Regulates oil viscosity
18. The counterweight equals the car plus:
A. 40–50% rated load
B. 25% load
C. Full load
D. 10% load
19. A buffer switch lies in the:
A. Pit
B. Machine room
C. Controller
D. Top of the car
20. What is the main purpose of a limit switch?
A. Prevent overtravel
B. Reduce door speed
C. Regulate voltage
D. Ensure traction
21. Hydraulic elevators require:
A. Periodic oil replacement
B. Traction rope adjustment