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Refrigeration Mechanics and Installers - 49-9021.02

O*NET-SOC Description

Install and repair industrial and commercial refrigerating systems.

Sample of Reported Job Titles

  • HVAC / R Technician (Heating, Ventilation, Air Conditioning / Refrigeration Technician)
  • HVAC Service Technician (Heating, Ventilation, Air Conditioning Service Technician)
  • HVAC Tech (Heating, Ventilation, Air Conditioning Service Technician)
  • HVAC Technician (Heating, Ventilation, Air Conditioning Technician)
  • HVAC/R Service Technician (Heating, Ventilation, and Air Conditioning/Refrigeration Service Technician)
  • Refrigeration Mechanic
  • Refrigeration Operator
  • Refrigeration Technician (Refrigeration Tech)
  • Service Technician (Service Tech)
  • Transportation Refrigeration Technician

SOC Occupation Groups

Related Occupations

Tasks

  • Adjust or replace worn or defective mechanisms and parts and reassemble repaired systems.
  • Adjust valves according to specifications and charge system with proper type of refrigerant by pumping the specified gas or fluid into the system.
  • Braze or solder parts to repair defective joints and leaks.
  • Cut, bend, thread, and connect pipe to functional components and water, power, or refrigeration system.
  • Dismantle malfunctioning systems and test components, using electrical, mechanical, and pneumatic testing equipment.
  • Drill holes and install mounting brackets and hangers into floor and walls of building.
  • Estimate, order, pick up, deliver, and install materials and supplies needed to maintain equipment in good working condition.
  • Fabricate and assemble structural and functional components of refrigeration systems, using hand tools, power tools, and welding equipment.
  • Install expansion and control valves, using acetylene torches and wrenches.
  • Install wiring to connect components to an electric power source.
  • Insulate shells and cabinets of systems.
  • Keep records of repairs and replacements made and causes of malfunctions.
  • Lay out reference points for installation of structural and functional components, using measuring instruments.
  • Lift and align components into position, using hoist or block and tackle.
  • Mount compressor, condenser, and other components in specified locations on frames, using hand tools and acetylene welding equipment.
  • Observe and test system operation, using gauges and instruments.
  • Perform mechanical overhauls and refrigerant reclaiming.
  • Read blueprints to determine location, size, capacity, and type of components needed to build refrigeration system.
  • Schedule work with customers and initiate work orders, house requisitions, and orders from stock.
  • Supervise and instruct assistants.
  • Test lines, components, and connections for leaks.

Detailed Work Activities

  • Adjust equipment to ensure optimal performance.
  • Braze metal parts or components.
  • Connect electrical components or equipment.
  • Cut materials according to specifications or needs.
  • Disassemble equipment to inspect for deficiencies.
  • Drill holes in parts, equipment, or materials.
  • Fabricate parts or components.
  • Inspect systems to determine if they are operating properly.
  • Install hardware or other interior fixtures.
  • Install heating, ventilation, or air conditioning (HVAC) equipment.
  • Install home appliances.
  • Install insulation in equipment or structures.
  • Install machine or equipment replacement parts.
  • Interpret blueprints, specifications, or diagrams to inform installation, development or operation activities.
  • Lay out work according to specifications.
  • Maintain repair or maintenance records.
  • Operate cranes, hoists, or other moving or lifting equipment.
  • Order materials, supplies, or equipment.
  • Repair pipes to stop leaking.
  • Repair worn, damaged, or defective mechanical parts.
  • Replace worn, damaged, or defective mechanical parts.
  • Schedule repair, installation or maintenance activities.
  • Supervise employees.
  • Test mechanical systems to ensure proper functioning.
  • Train others in operational procedures.
  • Travel to work sites to perform installation, repair or maintenance work.

Military Crosswalk Titles

  • Aerospace Ground Equipment (Air Force - Enlisted)
  • Aerospace Ground Equipment Apprentice (Air Force - Enlisted)
  • Aerospace Ground Equipment Craftsman (Air Force - Enlisted)
  • Aerospace Ground Equipment Helper (Air Force - Enlisted)
  • Aerospace Ground Equipment Journeyman (Air Force - Enlisted)
  • Aerospace Ground Equipment Superintendent (Air Force - Enlisted)
  • Automotive Maintenance Warrant Officer (Army - Warrant Officer only)
  • Aviation Maintenance Technician (Coast Guard - Enlisted)
  • Aviation Support Equipmentman (Navy - Enlisted)
  • Cannon Crewmember (Army - Enlisted)
  • Cavalry Scout (Army - Enlisted)
  • Combat Engineer (Army - Enlisted)
  • Combat Medic Specialist (Army - Enlisted)
  • Damage Controlman (Coast Guard - Enlisted)
  • Engineer Equipment Maintenance Warrant Officer (Army - Warrant Officer only)
  • Engineman (Navy - Enlisted)
  • Heating and Cooling Specialist (Army - Enlisted)
  • Heating, Ventilation, Air Conditioning, and Refrigeration (Air Force - Enlisted)
  • Heating, Ventilation, Air Conditioning, and Refrigeration Apprentice (Air Force - Enlisted)
  • Heating, Ventilation, Air Conditioning, and Refrigeration Craftsman (Air Force - Enlisted)
  • Heating, Ventilation, Air Conditioning, and Refrigeration Helper (Air Force - Enlisted)
  • Heating, Ventilation, Air Conditioning, and Refrigeration Journeyman (Air Force - Enlisted)
  • M1 Armor Crewman (Army - Enlisted)
  • Machinery Technician (Coast Guard - Enlisted)
  • Machinist's Mate (Navy - Enlisted)
  • Mobile Facility Technician (Marine Corps - Enlisted)
  • NAMTS Air Conditioning and Refrigeration (Navy - Enlisted)
  • NAMTS Air Conditioning and Refrigeration Technician (Navy - Enlisted)
  • Refrigeration and Air Conditioning Technician (Marine Corps - Enlisted)
  • Shore-Based Refrigeration and Air Conditioning Technician (Navy - Enlisted)
  • SSN/SSBN Basic Auxiliary Equipment Technician (Navy - Enlisted)
  • Support Equipment Electrician/Refrigeration and Engine/Gas Turbine Technician (Marine Corps - Enlisted)
  • Utilities Chief (Marine Corps - Enlisted)
  • Utilities Equipment Repairer (Army - Enlisted)
  • Utilitiesman (Navy - Enlisted)
  • Utilitiesman - Air Conditioning (Coast Guard - Enlisted)
  • Utilitiesman Basic (Navy - Enlisted)
  • Wheeled Vehicle Repairer (Army - Enlisted)

Apprenticeship Crosswalk Titles

  • Refrigeration and Air Conditioning Maintenance
  • Refrigeration Mechanic
  • Refrigeration Unit Repairer

DOT Crosswalk Titles

  • Refrigeration Mechanic
  • Refrigeration Unit Repairer