Filter reminder
About your new thermostat
Press RESET after changing filter
Change Filter
70
6 : 01
System
Fan Auto
Heat
Reset
Schedule
Press MORE to reset reminder interval
Reset
Next
Set to
70
AM
Heat On
Clock & More
MCR28089
60
Days
Done
MCR28090
RTH7400/RTH7500, RET97 Series
If activated during installation, the furnace filter
reminder alerts you when it is time to replace
your filter.
Press RESET after changing the filter, to restart
the timer.
To reset the reminder interval before it expires:
1. Press MORE, then NEXT.
2. Press RESET.
3. Press DONE to save and exit.
17
69-2744ES—03