Heating, refrigeration and air conditioning mechanics

National Occupation Code (NOC): 7313

Heating, refrigeration and air conditioning mechanics install, maintain, repair and overhaul residential central air conditioning systems, commercial and industrial refrigeration and air conditioning systems and combined heating, ventilation and cooling systems. They are employed by heating, refrigeration and air conditioning installation contractors, various industrial settings, food wholesalers, engineering firms and retail and servicing establishments. Transport refrigeration mechanics are included in this unit group.

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Job Duties for Heating, refrigeration and air conditioning mechanics

  • Read and interpret blueprints, drawings or other specifications
  • Measure and lay out reference points for installation
  • Assemble and install refrigeration or air conditioning components such as motors, controls, gauges, valves, circulating pumps, condensers, humidifiers, evaporators and compressors using hand and power tools
  • Measure and cut piping, and connect piping using welding and brazing equipment
  • Install, troubleshoot and overhaul entire heating, ventilation, air handling, refrigeration and air conditioning systems
  • Start up system and test for leaks using testing devices
  • Recharge system with refrigerant, check and test regulators, calibrate system and perform routine maintenance or servicing
  • Repair and replace parts and components for entire refrigeration, air conditioning, ventilation or heat pump systems
  • May install, maintain and repair equipment in refrigerated trucks used to transport food or medical supplies
  • May prepare work estimates for clients.

Working Conditions for Heating, refrigeration and air conditioning mechanics

Work is typically performed indoors, often at awkward angles in cramped spaces. This makes special care to avoid neck and back injuries and exposure to live electricity and cooling chemicals necessary.

Alternate Job Titles

  • Air Conditioning And Heating Mechanic
  • Air Conditioning And Refrigeration Mechanic
  • Apprentice Refrigeration And Air Conditioning Mechanic
  • Central Air Conditioner Installer
  • Central Air Conditioner Repairer
  • Central Air Conditioning Installer
  • Central Air Conditioning Mechanic
  • Central Air Conditioning Repairer
  • Central Air Conditioning Servicer
  • Commercial Air Conditioning Mechanic
  • Commercial Refrigeration Mechanic
  • Heating And Air Conditioning Mechanic
  • Heating And Cooling Mechanic
  • Heating, Ventilation And Air Conditioning (HVAC) Mechanic
  • Hydronics Technician
  • Journeyman/woman Refrigeration And Air Conditioning Mechanic
  • Refrigeration And Air Conditioning Mechanic
  • Refrigeration And Air Conditioning Mechanic (non-construction)
  • Refrigeration And Air Conditioning Mechanic Apprentice
  • Refrigeration And Mechanical Technician
  • Refrigeration Mechanic
  • Refrigeration Mechanic Apprentice
  • Refrigeration System Installer
  • Refrigeration Technician
  • Transport Refrigeration Mechanic
  • Transport Refrigeration Technician
  • Journeyman Refrigeration Technician
  • Refrigeration Technician
  • HVAC
  • Refrigeration Tech
  • Residential HVAC Installer
  • Heating And Cooling Technician
  • Cooler Service Field Technician
  • Jr Installer/jr Technician
  • G2 Technician
  • Mechanic, Refrigeration And Air Conditioning
  • Heating And Cooling Installer
  • Lead Service Technician, Commercial
  • Refrigeration And Air Conditioning Technician
  • Heating Technician
  • Apprentice Mechanic, Refrigeration
  • 313a Technician
  • Jr Installer/Jr Technician
  • HVACR Technician II
  • Facilities & Maintenance Technician (full-time)
  • Service & Maintenance Technician
  • 313a
  • Facility Technician/class B Refrigeration Operator
  • Refrigeration & Commercial Equipment Service

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