Refrigeration, Air Conditioning & Heating

Refrigeration, Air Conditioning, and Heating Technology provides students with opportunities to become proficient in the installation, maintenance, and repair of commercial refrigeration, air conditioning, and heating equipment. Special emphasis is placed on troubleshooting and problem solving. Graduates of this program find employment in a variety of commercial and industrial settings, with refrigeration, air conditioning, and heating contractors, and in sales positions. These licenses or certifications are available to graduates of the program: Limited Electrician in Refrigeration License, EPA Refrigeration Certification, Oil Burner Journeyman License, Propane/Natural Gas License.

Learning Objectives

Graduates with the Associate in Applied Science Degree in Refrigeration, Air Conditioning and Heating will function at an entry-level position as a technician for installing, repairing, and servicing refrigeration, air conditioning, and heating equipment in the following areas:

  • Gas and oil fired burners and heating appliance installation and service.
  • Hydronic and refrigeration piping systems installation.
  • Proper pipe fitting technique related to soldering, brazing, and pipe threading.
  • Proper usage of test instruments, gauges, electrical test meters, electronic leak detectors, temperature testers, refrigerant recovery equipment.
  • Air conditioning, refrigeration and heating system troubleshooting and analysis.
  • Graduates will be certified in the following:

EPA Refrigerant Certification “Universal Technician” category
CETP gas certification that leads to a State of Maine Gas Technician License
Graduates will meet full educational requirements and partial field experience requirements for State of Maine licensing as journeyman oil burner technician. Graduates will meet partial educational and field experience requirements for State of Maine licensing as limited refrigeration electrician.


  • Algebra I required. Algebra II, Geometry and Physics or Chemistry with Lab desired.