Service call for blank thermostat 1st floor/ basement. This air handler is located in the basement boiler room older magic air air handler. We were here yesterday installing another system unrelated to this unit. on arrival found the eco bee thermostat blank. Visually inspected air handler and when I returned to the thermostat it had powered on. Checked power at thermostat and it is receiving the correct 24v. Tested system in cooling and is currently operating Currently no system faults. https://visionshare.xoi.io/?id=msb31fcdfb-575d-i184-6dad4315876b-uF83-8c9cab3ce227