HVAC Service Technician

Install, connect, or adjust thermostats, humidistats, or timers.

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 magnetic-centrifugal chillers, compressors, or related equipment to cool air temperatures through the use of recirculating water.

Cut or drill holes in floors, walls, or roof to install equipment, using power saws or drills.

Install or repair air purification systems, such as specialized filters or ultraviolet (UV) light purification systems.

Inspect and test systems to verify system compliance with plans and specifications or to detect and locate malfunctions.

Connect heating or air conditioning equipment to fuel, water, or refrigerant source to form complete circuit.

Measure, cut, thread, or bend pipe or tubing, using pipe fitter's tools.

Repair or replace defective equipment, components, or wiring.

Install auxiliary components to heating or cooling equipment, such as expansion or discharge valves, air ducts, pipes, blowers, dampers, flues, or stokers.

Install or repair self-contained ground source heat pumps or hybrid ground or air source heat pumps to minimize carbon-based energy consumption and reduce carbon emissions.

Record and report time, materials, faults, deficiencies, or other unusual occurrences on work orders.

Adjust system controls to settings recommended by manufacturer to balance system.

Assemble, position, and mount heating or cooling equipment, following blueprints or manufacturer's specifications.

Install radiator controls for room-level zone control heating of residential or commercial buildings.

Install dehumidifiers or related equipment for spaces that require cool, dry air to operate efficiently, such as computer rooms.

Lay out and connect electrical wiring between controls and equipment, according to wiring diagrams, using electrician's hand tools.

Install and test automatic, programmable, or wireless thermostats in residential or commercial buildings to minimize energy usage for heating or cooling.

Recommend, develop, or perform preventive or general maintenance procedures, such as cleaning, power-washing, or vacuuming equipment, oiling parts, or changing filters.

Wrap pipes, securing insulation in place with cement or wire bands.

Discuss heating or cooling system malfunctions with users to isolate problems or to verify that repairs corrected malfunctions.

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.

Fabricate, assemble, or install duct work or chassis parts, using portable metal-working tools or welding equipment.

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.