Today we performed a summer time tune up on your heat pump unit,everything is working properly at this time .Thank you for your business. Tallahassee FL found Thermostat not working properly. thermostat was blank check voltage to insure it was getting power. made sure primary switch did not trigger thermostat to go blank.changed thermostat out everything is working properly. Price includes,parts,labor, and one year warrenty View visual findings from this job here - https://visionshare.xoi.io/?id=XA-A44C-88269ACDE656476392CDDA74D82B5652