Installation Guide
System setup
About your new thermostat
Setup functions
0300
Manual/Auto
Changeover
(RTH7500 only)
CAUTION: To avoid possible compressor damage, set to option 0 if the outside
temperature drops below 50°F (10°C).
0320
Temperature
Format (°F/°C)
69-204ES—0
Settings & Options
Press
to select manual or automatic changeover:
s/t
0
Manual changeover (Heat/Cool/Off).
1
Automatic changeover (Heat/Cool/Auto/Off). Automatically turns on
Heat or Cool based on room temperature. Note: System maintains
minimum 3°F difference between heat and cool settings.
Press
to set the temperature display format:
s/t
0
Fahrenheit
1
Celsius
22