HVA 105 - Fundamentals of Refrigeration

Prerequisite: This course requires successful completion of PCS 021 to enroll, or appropriate placement exam score.

Description: Covers the basic principles of the refrigeration cycle. Emphasizes personal protective equipment and the safe use of the hand and power tools used in the trade. Copper, steel, and plastic piping practices, as well as threading, soldering and brazing will be discussed. Basic electrical concepts and components as applied in the refrigeration industry will also be covered. The use of a pressure and temperature chart and refrigerant gauges will be introduced as well as using superheat and sub-cooling calculations for refrigerant charging. Refrigerant recovery and system evacuation will be covered. Basic HVAC system maintenance skills will be discussed. Attention will be given to how the HVAC trade has been impacted by environmental concerns.

Credits: (3)
Lecture Hours: 2
Lab Hours: 2

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