Computers and Technology, 07.05.2021 23:10, shermoisllo3

Click this link to view O'NET's Tasks section for Heating and Air Conditioning Mechanics and Installers. Note that common tasks are listed toward the top, and less common tasks are listed toward the bottom. According to O'NET,
what are some common tasks Heating and Air Conditioning Mechanics and Installers perform? Select four options.
discussions with users to verify heating or cooling system malfunctions
pumping oil from a well into a pipeline for transmission
overseeing the activities of workers in a hydroelectric power plant
installing, connecting, or adjusting thermostats, humidistats, or timers.
repairing or replacing defective equipment, components, or wiring,
testing electrical circuits or components

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