Honeywell RTH7400 Series Operating Manual page 3

RTH7400/RTH7500 Series
About your new thermostat
Thermostat features 2
Programming at a glance 3
Quick reference to controls 4
Quick reference to status display 5
Programming & Operation
Clock setting 6
Fan setting 7
System setting ...8
Using program schedules 9
Program schedule overrides 13
Auto Changeover 15
Filter reminder 17
Special features 18
Appendices
Battery replacement 19
Customer assistance 20
In case of difficulty 21
Limited warranty 23
Your new thermostat is pre-programmed
and ready to go.
See page 3 to check settings.
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