Upon arrival tech found both mini split air handler unit thermostats in network room displaying indoor temp at 50 degrees continuously running. Tech reset both systems and reprogrammed thermostats. Now only fan is running until temp rises back up to maintain setpoint. Fans will continuously run on these systems. In conference room tech found wireless thermostat not connecting to air handler due to power left off at condenser. Reset power and thermostat connected. System is back up and cooling.