White rodgers 1F80-51 Thermostats changing them to Celsius?

Answer 1

White Rodgers if 80-51

Answer 2

To change the White Rodgers 1F80-51 thermostat to Celsius, press the "Time", "Hold", and "Day" buttons simultaneously for approximately 3 seconds until "F" appears on the display. Use the "+" or "-" buttons to switch to "C" for Celsius. Press the "Run" button to save the setting.