ASCS HVAC System Components and Functions

Question 1

What is the primary function of an air filter in an HVAC system?

Accepted Answer

Trap dust and particles

Answer

The air filter traps dust, dirt, and other airborne particles, improving indoor air quality and protecting system components.

Question 2

Which HVAC component is responsible for circulating air throughout a building?

Accepted Answer

Blower fan

Answer

The blower fan distributes conditioned air through the ductwork, ensuring proper ventilation and comfort.

Question 3

What is the purpose of an evaporator coil in an air conditioning system?

Accepted Answer

Absorb heat from indoor air

Answer

The evaporator coil absorbs heat from indoor air, helping to cool the building before releasing the heat outdoors.

Question 4

Which HVAC component is responsible for removing heat from the refrigerant?

Accepted Answer

Condenser coil

Answer

The condenser coil releases heat from the refrigerant to the outside air, helping to maintain indoor cooling.

Question 5

What is the role of a thermostat in an HVAC system?

Accepted Answer

Control temperature settings

Answer

A thermostat controls the HVAC system by regulating temperature based on user settings and environmental conditions.

(ASCS) Air Systems Cleaning Specialist Certification Practice Test