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NADCA ASCS Exam Actual Questions

The questions for ASCS were last updated on March 27, 2024.
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  • Viewing questions 1-4 out of 157 questions

Topic 1 - Exam A

Question #1 Topic 1

According to ACR, The NADCA Standard, properly performed HVAC system cleaning services should:

  • A. eliminate all contamination.
  • B. restore the internal insulation to an “as new” condition.
  • C. restore the evaporator coil to its original pressure drop.
  • D. render the system visibly clean.
Reveal Solution Hide Solution   Discussion   2

Correct Answer: C 🗳️

Question #2 Topic 1

Which of the following creates the greatest restriction of airflow?

  • A. A dirty fan motor
  • B. A dirty plenum
  • C. A dirty coil
  • D. A dirty return duct
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Correct Answer: C 🗳️

Question #3 Topic 1

Having a regular HVAC filter replacement plan can help:

  • A. protect the system components.
  • B. double the system’ airflow.
  • C. humidify the airflow.
  • D. sanitize the system components.
Reveal Solution Hide Solution   Discussion  

Correct Answer: A 🗳️

Question #4 Topic 1

According to ACR, The NADCA Standard, proper cleaning and maintenance of an HVAC system:

  • A. eliminates odors.
  • B. adds to the life expectancy of a system.
  • C. reduces noise pollution.
  • D. adds to the value of the HVAC system.
Reveal Solution Hide Solution   Discussion  

Correct Answer: B 🗳️

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A (35%)
C (25%)
B (20%)
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