Exam Prep Questions

Question 1 Which component of an HVAC system is used to move the heated or cooled air it receives from the furnace or air conditioner through the residential ductwork?

  • A. The condenser

  • B. The air handler

  • C. The thermostat

  • D. The evaporator

A1: The correct answer is B, the air handler. The air-handling unit is composed of a cabinet that includes the central furnace, the air conditioner or heat pump, and the plenum/blower assembly. The air handler, commonly referred to as the blower, is used to move the heated or cooled air it receives from the furnace or air conditioner through the residential ductwork. Answer A is incorrect because the condensing unit, which is also known as an outdoor coil, is not used to move air. As an integral ...

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