Display
5
Outside Indication
Indicates the temperature displayed is from the optional outside sensor. Page 21.
6
7
Morning, Day, Evening & Night Indication Indicates the program time period. Page
Setup Indication
Indicates the thermostat is in the programming mode. Page 12.
8
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.
9
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.
10
Locked Indication
Locked appears after the right combination of buttons are pressed, rendering the buttons inoperative. Page 22.
11
Start Indication
Start appears when programming timer functions. Page 8.
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