Operating Manual 570-208
d; Use the System switch to place the system in one of the
ITij , _ '_:_LJ_i; ....... _i following modes:
i f"_ "_ i • Cool: System is in Cooling mode.
I II U • Off: System is off.
i _ 0 • Heat: System is in Heating mode.
•Em Heat: System is in Emergency Heat mode. Only
y.........................................._ ii auxiliary heating can be activated. The compressor is
:_, ............_;i[: _ ',:: iL disabled. (This mode is available on the P310-1210 model
_c: ......... _ ...... _:: ¢_' only.)
CAUTION: EQUIPMENT DAMAGE HAZARD.
Do not use Cooling mode when the outdoor temperature is below 50 °F (10 °C).