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Total 150 Questions | Updated On: Nov 20, 2024

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Question 1

During an HVAC system cleaning project, an ASCS encounters vents that have been painted over. What is the usual course of action?

A : Inform the over that the ductwork cannot be cleaned because removing the vent may damage the paint.

B : Proceed with the use of agitation tools without removing the vent.

C : Continue with the cleaning process, avoiding the use of agitation tools where vents have been painted over.

D : Inform the owner that a razor knife will be used to cut the paint before continuing with cleaning.

Answer: D

Question 2

Significant contaminant build-up in ductwork is MOST likely found in areas affected by:

A : heat loss.

B : pressure drops.

C : temperature differences.

D : pressure increases.

Answer: B

Question 3

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.

Answer: A

Question 4

When conducting an inspection, the ASCS should:

A : avoid cross-contamination and release of contaminants into occupied spaces.

B : avoid contamination of instruments and observation tools.

C : inform occupants immediately if mold is found.

D : perform the inspection during normal business hours.

Answer: C

Question 5

According to ACR, The NADCA Standard, if the preliminary determination indicates that extensive mold growth is visible,

A : the ASCS should recommend a building-wide evacuation.

B : it is recommended that the cause and extent of microbial growth be determined.

C : an air balance professional is required to diagnose the problem.

D : an Indoor Environmental Professional (IEP) should recommend a building-wide evacuation.

Answer: B

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Total 150 Questions | Updated On: Nov 20, 2024

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