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Occupation information for

Heating and Air Conditioning Mechanics and Installers
District Of Columbia

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Install, service, or repair heating and air conditioning systems in residences or commercial establishments.

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Currently Employed: 290

Projected Annual Job Openings: 10

Typical Hourly Wage: $26.38 - $34.28

Typical Annual Salary: $54,900 - $71,300

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typical training

Typical education needed for entry: Postsecondary non-degree award

Typical work experience needed for a job in this occupation: None

Typical on-the-job training once you have a job in this occupation: Long-term on-the-job training

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typical job duties

  • Test pipe or tubing joints or connections for leaks, using pressure gauge or soap-and-water solution.
  • Test electrical circuits or components for continuity, using electrical test equipment.
  • Repair or replace defective equipment, components, or wiring.
  • Discuss heating or cooling system malfunctions with users to isolate problems or to verify that repairs corrected malfunctions.
  • Repair or service heating, ventilating, and air conditioning (HVAC) systems to improve efficiency, such as by changing filters, cleaning ducts, or refilling non-toxic refrigerants.
  • Install, connect, or adjust thermostats, humidistats, or timers.
  • Connect heating or air conditioning equipment to fuel, water, or refrigerant source to form complete circuit.
  • Comply with all applicable standards, policies, or procedures, such as safety procedures or the maintenance of a clean work area.
  • Study blueprints, design specifications, or manufacturers' recommendations to ascertain the configuration of heating or cooling equipment components and to ensure the proper installation of components.
  • Install auxiliary components to heating or cooling equipment, such as expansion or discharge valves, air ducts, pipes, blowers, dampers, flues, or stokers.

tools & technology

  • Hammers
  • Power saws
  • Pressure indicators
  • Screwdrivers
  • Voltage or current meters

  • Computer aided design CAD software
  • Data base user interface and query software
  • Graphics or photo imaging software
  • Spreadsheet software
  • Word processing software

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