HEATING, AIR CONDITIONING AND REFRIGERATION TECHNOLOGY (HART)
Division of Workforce Development, Continuing Education, and Distance Learning

  HART 1401.  Electricity Principles.                                      4:3:6

Principles of electricity as required by HVACR technicians including proper use of test equipment, AC and DC circuits, and component theory and operation. [Offered fall semester.]

  HART 1403.  A/C Control Principles.                                    4:3:6

A basic study of electrical, pressure, and temperature controls including motor starting devices, operating relays, and troubleshooting safety controls and devices. Emphasis on use of wiring diagrams to analyze high and low voltage circuits. A review of Ohm’s Law as applied to AC circuits and controls. [Offered fall semester.]

  HART 1407.  Refrigeration Principles.                                 4:3:6

An introduction to the mechanical refrigeration cycle, basic thermodynamics, heat transfer, temperature/pressure relationship, safety, refrigeration containment, and refrigeration components. [Offered fall semester.]

  HART 1441.  Residential Air Conditioning.                          4:3:6

Components, applications, and installation of mechanical air conditioning systems including operating conditions, troubleshooting, repair, and charging of air conditioning systems. [Offered spring semester.]

  HART 2442.  Commercial Refrigeration.                             4:3:6

The theory of and practical application in the maintenance of commercial refrigeration; high, medium, and low temperature applications and ice machines. [Offered spring semester.]

  HART 1445.  Gas and Electric Heating.                                4:3:6

A study of the procedures and principles used in servicing heating systems including gas-fired and electric furnaces. [Offered spring semester.]

  HART 2431.  Advanced Electricity.                                       4:3:6

Advanced electrical instruction and skill building in installation and servicing air conditioning and refrigeration equipment including detailed instruction in motors and power distribution and introduction to solid state devices.  Prerequisite:  HART 1401. [Offered summer semester.]

  HART 2434.  Advanced A/C Controls.                                   4:3:6

Methods for troubleshooting electrical control devices and control circuits including correctly wiring electrical components.  Prerequisite:  HART 1403. [Offered summer semester.]

  HART 2436.  Troubleshooting.                                              4:3:6

An advanced course in application of troubleshooting principles and use of test instruments to diagnose air conditioning and refrigeration components and system problems including conducting performance test.  Prerequisite:  HART 1401, HART 1403, and HART 1407.  Capstone Exit Examination is required for this course.  [Offered summer semester.]