Charlotte area HVAC repair crews working overtime in summer heat

HVAC repair crews in the Charlotte area are working overtime due to a heat dome causing extreme summer temperatures. Cody Reid of Dilling Heating, Cooling, Plumbing and Electrical noted this summer's heat is comparable to 2015, with crews handling nonstop repair requests and working in dangerous attic temperatures. Tips to reduce strain on AC systems include raising thermostat settings and keeping curtains closed.