, repair, operation, and maintenance of Air Conditioning(AC) equipment and systems at ... : Assemble, install, test, and maintain Air Conditioning wiring, equipment, appliances, apparatus,...
/apparatus used in heating, ventilation, air conditioning,refrigeration systems, steam boilers, etc ... ) Install, maintain, and inspect refrigeration, air conditioning, heating, pneumatic...
maintenance of heating, ventilation, and air conditioning (HVAC) ductwork systems in residential ... specifications.Perform quality control inspections, air balancing tests, and leak...