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General (2017) Exam
Question 1. According to ASME A17.1, what is the minimum required clearance between the car platform and the hoistway enclosure? A) 1 inch B) 2 inches C) 4 inches D) 6 inches Answer: B Explanation: ASME A17.1 code requires a minimum clearance of 2 inches between the car platform and the hoistway enclosure to prevent entrapment and ensure safe movement. Question 2. Which organization is primarily responsible for developing safety regulations for elevator construction and maintenance in the U.S.?
General (2017) Exam
A) NFPA
B) OSHA
C) ASME
D) ADA
Answer: C Explanation: The American Society of Mechanical Engineers (ASME) develops the primary codes and standards for elevator safety, including the A17 series. Question 3. What is the primary function of a governor in a traction elevator system? A) Regulates car speed under normal operation B) Stops the car in case of overspeed
General (2017) Exam
Answer: C Explanation: ADA standards stipulate that control buttons must be no higher than 48 inches above the finished floor to be accessible to all users. Question 5. Which PPE is most essential when working on live elevator electrical circuits? A) Respirator B) Insulated gloves C) Steel-toed boots D) Hard hat Answer: B
General (2017) Exam
Explanation: Insulated gloves provide necessary protection against electrical shock during work on live circuits. Question 6. What type of elevator uses a piston and cylinder mechanism to move the car? A) Traction B) Hydraulic C) Screw-driven D) Pneumatic Answer: B Explanation: Hydraulic elevators operate by using a piston moving inside a cylinder to raise and lower the car.
General (2017) Exam
C) Contactor D) Relay Answer: A Explanation: A rectifier changes AC power to DC, which is necessary for DC motors. Question 9. What is the main function of an elevator car buffer? A) Reduce car speed B) Absorb impact during overtravel C) Support the car weight D) Provide counterweight Answer: B
General (2017) Exam
Explanation: Car buffers are installed at the bottom of the hoistway to absorb energy if the car overtravels its normal limits. Question 10. Which of the following is a primary requirement for elevator machine room access according to OSHA? A) Must be located next to the elevator shaft B) Must have posted warning signs C) Must be locked at all times D) Must be restricted to authorized personnel Answer: D Explanation: OSHA mandates that only authorized personnel should be allowed access to elevator machine rooms for safety.
General (2017) Exam
C) Screw-driven D) Rack and pinion Answer: B Explanation: Traction elevators use steel wire ropes to suspend and move the car and counterweight. Question 13. What is the correct PPE for preventing falls when working in an elevator hoistway? A) Safety goggles B) Fall arrest harness C) Hearing protection D) Dust mask Answer: B
General (2017) Exam
Explanation: A fall arrest harness is essential for protecting workers from falls in hoistways. Question 14. Which code addresses alterations and upgrades to existing elevator equipment? A) ASME A17. B) ASME A17. C) ASME A17. D) NFPA 70 Answer: C Explanation: ASME A17.3 covers safety standards for existing elevators, including required upgrades and alterations.
General (2017) Exam
C) Multimeter D) Thermometer Answer: C Explanation: A multimeter can measure voltage, current, and resistance, making it ideal for detecting electrical faults. Question 17. In fire emergency service operation, what does Phase I require? A) Recall elevator to lobby B) Unlock machine room C) Activate hoistway lighting D) Disable car buffer Answer: A
General (2017) Exam
Explanation: Phase I fire service recall brings the elevator to a designated landing (usually the lobby) and removes it from normal operation. Question 18. What type of elevator door is most common in commercial buildings? A) Manual swing door B) Center-opening automatic door C) Accordion folding door D) Bifold door Answer: B Explanation: Center-opening automatic doors are most common in commercial environments due to their speed and reliability.
General (2017) Exam
A) Car buffer B) Power supply C) Governor tension D) Counterweight alignment Answer: B Explanation: A loss of power supply is the most common reason for elevator unresponsiveness and should be checked first. Question 21. What is the minimum required pit depth for a typical passenger elevator as per ASME A17.1? A) 12 inches B) 24 inches C) 48 inches
General (2017) Exam
D) 60 inches Answer: C Explanation: The code typically requires a minimum pit depth of 48 inches for standard passenger elevators to accommodate buffers and provide safe access. Question 22. What does a relay do in an elevator control system? A) Increases voltage B) Opens and closes electrical circuits C) Measures resistance D) Absorbs shock Answer: B
General (2017) Exam
Question 24. What does the term "rise" refer to in elevator installation? A) Number of stops B) Vertical distance the car travels C) Weight of the car D) Speed of the car Answer: B Explanation: "Rise" is the total vertical distance between the lowest and highest landings served by the elevator. Question 25. Which fire-resistive component is required by code in elevator hoistways? A) Wooden paneling B) Fire-rated doors
General (2017) Exam
C) Plastic wall covering D) Carpeted floors Answer: B Explanation: Fire-rated doors are required to prevent the spread of fire between the hoistway and building. Question 26. What is the function of a sheave in a traction elevator? A) Guides the car B) Houses the control panel C) Supports and moves the hoist ropes D) Absorbs vibration Answer: C
