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Set System Setting

Set System Setting

Press the System button to select Heat, Off or Cool:

Heat—Thermostat controls the heating system.

Off—Heating and cooling systems are both off.

Cool—Thermostat controls the cooling system.

Em. Heat (Heat Pump Systems with Auxiliary

Heat)—Thermostat controls emergency heat

and auxiliary heat, if needed. Heat Pump

compressor is not operational.

CAUTION
Equipment Damage Hazard.
Air conditioning compressor damag e possible.
Do not operate cooling s ystem when outdoor
temperature is below 50 °F (10 °C).
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