How do they match: 49-9021.00 - Heating, Air Conditioning, and Refrigeration Mechanics and Installers

Install or repair heating, central air conditioning, HVAC, or refrigeration systems, including oil burners, hot-air furnaces, and heating stoves.

Connect heating or air conditioning equipment to fuel, water, or refrigerant source to form complete circuit.
Discuss heating or cooling system malfunctions with users to isolate problems or to verify that repairs corrected malfunctions.
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.
Repair or service heating, ventilating, and air conditioning (HVAC) systems to improve efficiency, such as by changing filters, cleaning ducts, and refilling non-toxic refrigerants.
Schedule work with customers and initiate work orders, house requisitions, and orders from stock.
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 heating, ventilation, or air conditioning (HVAC) equipment.
Install energy-efficient heating, ventilation, or air conditioning (HVAC) equipment.
Service heating, ventilation or air-conditioning (HVAC) systems or components.

How do they match: Heating, Air Conditioning, and Refrigeration Mechanics and Installers