Question 1

Turning vanes are PRIMARILY designed to:

Options :

A : direct airflow

B : reduce pressure.

C : control temperature.

D : reduce sound.

Answer: A

Question 2

What is the MOST effective way for an ASCS to test the function of a condensate pump?

Options :

A : Unplug and plug in the pump

B : Fill the condensate pan with clean water

C : Disconnect the condensate drain line

D : Fill the pump with clean water

Answer: C

Question 3

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

Options :

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 4

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

Options :

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

Question 5

Which of the following represents the static pressure, for each area listed, that is MOST likely to be found in atypical HVAC system?Supply Return Outside AirDuctwork Ductwork Intake

Options :

A : Negative Positive Negative

B : Positive Positive Negative

C : Positive Negative Positive

D : Positive Negative Negative

Answer: C

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