Installer setup (ISU) (continued)
ISU Setup Number and Description
430 = Minimum Cool Setpoint
431 = Maximum Heat Setpoint
1400 = Backlighting
1401 = Backlight Brightness
1420 = Temperature Display Offset
NOTE: Once you have cycled through all of the System Setup numbers, press
Done to save and exit to the home screen.
Setup Complete
You have now finished installing and setting up your thermostat.
Options (factory default in bold)
50 °F to 99 °F (50 °F)
10.0 °C to 37.0 °C (10.0 °C)
Note: The cool temperature cannot be set below this level.
32 °F to 90 °F (90 °F)
0 °C to 32.0 °C (32 °C)
Note: The heat temperature cannot be set above this level.
0 = On Demand
1 = Continuous
Note: Common wire needed for continuous.
1 - 5
Note: Only displayed if continuous backlight selected.
-3 °F to 3 °F (0 °F)
-1.5 °C to 1.5 °C (0 °C)
Note: 0 °F = No difference in displayed temperature and the actual room
temperature. The thermostat can display up to 3 °F (1.5 °C) lower or
higher than the actual measured temperature.
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