Change Filter - Honeywell Home RET97C Series Owner's Manual

Filter reminder
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.
Special features
Smart Response
"learn" how long the furnace and air conditioner take to reach programmed
temperature settings, so the temperature is reached at the time you set. For
example: Set the Wake time to 6 am, and the temperature to 70°. The heat
will come on before 6 am, so the temperature is 70° by the time you wake at
6. The message "Recovery" is displayed when the system is activated before a
scheduled time period.
Compressor Protection: This feature forces the compressor to wait a few
minutes before restarting, to prevent equipment damage. During the wait
time, the message "Wait" is displayed on screen.
Auto Changeover: This feature is used in climates where both air
conditioning and heating are used on the same day. When the system is set
to Auto, the thermostat automatically selects heating or cooling depending
on the indoor temperature. Heat and cool settings must be at least 3 degrees
apart. The thermostat will automatically adjust settings to maintain this
3-degree separation.
Technology: This feature allows the thermostat to
®

Change Filter

70
System
Fan Auto
Heat
Reset Schedule
Reset
17
Set To
70
6 : 01
AM
Heat On
Clock & Mode
60
Days
Next Done
M27535
M27536