250219-F-UR202-1486
Senior Airman Payton Jones, a 5th Civil Engineer Squadron heating, ventilation, air conditioning and refrigeration specialist, troubleshoots an electrical issue on a high-voltage chiller at the Flight Simulation Training building on Minot Air Force Base, North Dakota, Feb. 19, 2025. HVAC/R personnel service a variety of equipment, including electrical units, boilers, chillers, furnaces and air compressors. (U.S. Air Force photo by Senior Airman Kendra A. Ransum)