Honeywell RTH3100C Quick Installation Manual page 17

Function 14: Temperature display About your new thermostat
Press the button to select Fahrenheit or Celsius tem-
t
perature display:
14
0 Fahrenheit temperature display (°F)
1 Celsius temperature display (°C)
MCR29576
Setup
Press to change setting.
Press and hold the
buttons to exit and save settings.
0
MCR29575
and
s
15 69-2340ES—01
RTH3100C
t