Are you overworking your air conditioning? HVAC companies in the Upstate are experiencing a surge in service calls. With air conditioning units working overtime to combat the heat, technicians told 7NEWS they are responding to hundreds of calls each day. The design temperature for air conditioning units is 92 degrees in South Carolina, meaning current conditions have systems operating at maximum capacity, facing challenges like increased infiltration of hot air into homes. 🔗See link in bio to learn more about common issues technicians say you can avoid. #HVAC #airconditioning #davisservices #ac #spartanburgcountysc #heatwave