System setup
About your new thermostat
Follow the procedure below to personalize and con-
figure the thermostat according to the heating/cooling
system.
1.
Press and hold the
(for three seconds) until the display appears as
shown below.
2.
Press the
3.
Press the
second to advance to the next function.
4.
When the last function is displayed, press the
t buttons to save any changes and exit the menu.
NOTE: If you do not press any button for 60 seconds
while you are in the setup menu, the thermostat auto-
matically saves any changes made and exits the menu.
At any time you can save the changes and exit by
pressing the Run button.
s and t buttons simultaneously
s or t button to change the option.
s and t buttons simultaneously for one
RTH2300/RTH221
Function number
Option number
11
s and
69-2448ES—03