RTH7400/RTH7500
1 69-1899EF—02
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
Furnace filter reminder .............................. 15
Special features ........................................ 16
Appendices
Battery replacement .................................. 17
In case of difficulty .................................... 18
1-year limited warranty .............................. 20
This thermostat is ready to go!
Your new thermostat is pre-programmed
and ready to go.
See page 3 to check settings.
Table of contents