Operating Manual
4
ENG
LISH
System switch
Use the
SYSTEM
switch to place the system in one of the following
modes.
•
Cool
: System is in Cooling mode.
•
Off
: System is off.
•
Heat
: System is in Heating mode.
•
Em Heat
: System is in Emergency Heat mode. Only auxiliary
heating can be activated. The compressor is disabled. (This
mode is available on TH1210D model only.)
CAUTION: EQUIPMENT DAMAGE HAZARD
Do not use Cooling mode when the outdoor
temperature is below 50 °F (10 °C).