DIY Home Improvement Forum banner

outdoor thermostat

  1. HVAC
    The Rheem (Ruud) 36K split Geothermal Heat pump comes with a ComfortControl2 thermostat which is designed for normal heat pumps. Due to it being indoors, there is no thermostat in the chasis. Is there a way I can get my outdoor temperature reading to work, and stop flashing "---"?