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EQUIPMENT CONTROL
• Turning on the Fan: At any time the system fan can run continuously by pressing the FAN button.
Note that a Fan icon, “ “, appears in the lower part of the display indicating that the fan is
continuously operating. To return the fan to the normal operating mode, press the FAN button again
which will remove the icon from the display. In the normal operating mode the fan will only run when
the heat pump is operating. Continuous fan operation is beneficial if your system is equipped with a
high efficiency air cleaner or a humidifier, or to circulate air in the home.
• Selecting Cooling Mode: Press the MODE button until the word "COOL" appears on the display.
In this mode the heat pump will maintain temperature according to the programming previously
completed unless an override temperature has been entered. Note that a Snowflake icon, “ “,
is on the display, which flashes when the heat pump is running. Your thermostat will automatically
turn on and off any additional stages of cooling as required.
• Selecting Heating Mode: Press the MODE button until the word "HEAT" appears on the display.
In this mode the heat pump will maintain temperature according to the programming previously
completed unless an override temperature has been entered. Note that a Flame icon, “ ,“is on the
110-793B 7/11/01 3:29 PM Page 20