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Free NADCA ASCS Exam Questions (page: 2)

Page 2 of 38
PDF with 148 Questions

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

  1. eliminate all contamination.
  2. restore the internal insulation to an “as new” condition.
  3. restore the evaporator coil to its original pressure drop.
  4. render the system visibly clean.

Answer(s): D



Which of the following creates the greatest restriction of airflow?

  1. A dirty fan motor
  2. A dirty plenum
  3. A dirty coil
  4. A dirty return duct

Answer(s): C



Having a regular HVAC filter replacement plan can help:

  1. protect the system components.
  2. double the system’ airflow.
  3. humidify the airflow.
  4. sanitize the system components.

Answer(s): A



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

  1. eliminates odors.
  2. adds to the life expectancy of a system.
  3. reduces noise pollution.
  4. adds to the value of the HVAC system.

Answer(s): B



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