Residence Lift Technician (CAT) Practice Exam
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1. What is the primary purpose of an accessibility lift in a private
residence?
A. Increase property value
B. Provide vertical transportation for mobility-impaired users
C. Reduce energy consumption
D. Replace staircases
Correct Answer: B
Accessibility lifts are designed to provide safe vertical access for
individuals with mobility limitations.
2. Which code is most commonly referenced for private residence lift
safety in North America?
A. NEC
B. ASME A18.1
C. OSHA 1910
D. NFPA 13
Correct Answer: B
ASME A18.1 governs safety standards for platform lifts and
stairway chairlifts.
,3. What is the maximum rated speed for most residential vertical
platform lifts?
A. 50 fpm
B. 75 fpm
C. 30 fpm
D. 100 fpm
Correct Answer: C
Residential platform lifts are typically limited to low speeds for
safety and comfort.
4. Which component prevents lift operation when the gate is open?
A. Governor
B. Door interlock
C. Limit switch
D. Safety plank
Correct Answer: B
Door interlocks ensure the lift cannot operate unless gates are
securely closed.
5. What power supply is most commonly used for private residence
lifts?
A. 480V three-phase
B. 240V single-phase
C. 120V DC
D. 600V AC
Correct Answer: B
Most residential lifts operate on 240V single-phase power.
6. Which safety device stops the lift if excessive speed is detected?
A. Overspeed governor
, B. Final limit switch
C. Interlock
D. Emergency stop
Correct Answer: A
Overspeed governors activate safety mechanisms during
uncontrolled movement.
7. What is the main function of limit switches?
A. Control lighting
B. Detect overload
C. Stop travel at designated points
D. Regulate speed
Correct Answer: C
Limit switches prevent overtravel beyond safe landing points.
8. What material is commonly used for lift guide rails?
A. Aluminum
B. Stainless steel
C. Cold-rolled steel
D. Copper
Correct Answer: C
Cold-rolled steel provides strength and durability for guide rails.
9. Which type of drive system is common in residential lifts?
A. Hydraulic
B. Steam
C. Pneumatic only
D. Diesel
Correct Answer: A