Honeywell Zuba-Central TH9000 Series Operating Manual page 25

Advanced functions
Temperature format (°F/°C)
Function
Press s/t to set the temperature display format:
0320
Options: 0 Fahrenheit
1 Celsius
Daylight savings time on/off
Function The thermostat is pre-programmed to automatically adjust to daylight savings time.
0330
Press s/t to select an option:
Options: 0 Off: No adjustment for daylight savings time
1 On: Auto-change to daylight savings time (through 2006, and for areas that do
not use the new 2007 DST calendar)
2 On: Auto-change to daylight savings time (2007 and beyond, for areas that use
the new 2007 DST calendar)
23
TH9000 Series
69-2404EFS—01