Selecting System Mode - Honeywell RET97B5D User Manual

Selecting system mode

SYSTEM
1 Press
SYSTEM
2 Press
You may need to press two or three times to
make a selection—the selected option blinks.
DONE
3 Press to save setting.
Possible system modes:
HEAT: Controls only the heating system.
COOL: Controls only the cooling system.
OFF: Heating/cooling systems are off.
AUTO: Selects heating or cooling
depending on the indoor temperature.
EM HEAT (heat pumps with aux. heat):
Controls auxiliary/emergency heat.
Compressor is locked out.
69-2805ES—03
to display options.
again to select an option.
Note:
system settings may not
appear, depending on how
your thermostat was installed.
38
Inside
MORE
The AUTO and EM HEAT