Setting System and Fan

The system default setting is Heat and the fan default setting is Auto. Use the System and Fan keys to change the settings. The fan settings can be set for each schedule period individually. The system selection is for all the schedule periods.

Set System

System

Press System until the desired system displays (Heat, Off, Cool, or Auto).

Heat: The thermostat controls the heating.

Off: Both the heating and cooling are off.

Cool: The thermostat controls the cooling.

Auto: The thermostat automatically changes between heating and cooling operation, depending on the indoor temperature.

System

Heat Off Cool Auto

M17054

Set Fan

Fan

Press Fan until the desired mode displays (On or Auto).

On: Fan operates continuously.

Auto: Fan operates only when heating or cooling.

Fan

OnAuto

M17055

Pub. No. 22-5127-04

31

69-1214

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Trane XT300C, XT302C manual Setting System and Fan, Set System, Set Fan