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Outside Indication
Indicates the temperature displayed is from
the optional outside sensor. Page 21.
Morning, Day, Evening & Night Indication
Indicates the program time period. Page 8-11.
Setup Indication
Indicates the thermostat is in the programming
mode. Page 12.
Fan Operation Indication
Fan On - indicates constant, continuous fan
operation.
When Fan On is not lit - indicates the fan will
only operate when necessary to heat or
to cool. Page 7.
Service Filter Indication
Service Filter indicates when the filter should
be serviced under normal conditions.
Appears after 0 - 1950 hours of blower
operation (adjustable). Page 15.
Locked Indication
Locked appears after the right combination of
buttons are pressed, rendering the buttons
inoperative. Page 22.
Start Indication
Start appears when programming
timer functions. Page 8.
Display
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