Manual/Auto Changeover; Daylight Saving Time On/Off; Temperature Format F/C - Honeywell YRTH7500D1009 - 5 Day Program Thermostat Quick Installation Manual

About your new thermostat System setup
See page 14 to navigate between functions.
Function
0300 Manual/Auto
Changeover
0320 Temperature
Format (°F/°C)
0330 Daylight
Saving Time
On/Off
NOTE: Some functions in the following pages
may not appear due to previous selections
made.
RTH7400/RTH7500 Series
Settings & Options
Press to select manual or
s/t
automatic changeover:
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 NEXT
Press to set the temperature
s/t
display format:
0 Fahrenheit
1 Celsius
Press NEXT
Press to select an option:
s/t
0 Off: No adjustment for daylight
saving time.
1 On: Auto-change to daylight
saving time (for areas that do
not use the new 2007 DST
calendar).
2 On: Auto-change to daylight
saving time (2007 and beyond,
for areas that use the new 2007
DST calendar).
Press NEXT
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