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88
88
SET
MTuWThF
SaSu
AM
PM
Morning
Evening
Day
Night
AUX
HEAT
COOL
I2:00
:
FILTER
OWNER'S MANUAL
S1-THEH21P5S
Clock Display.
Desired set temperature.
Current room temperature.
Indicates that 2nd stage of heat is energized.
Indicates when the filter should be serviced. Appears
after 0 - 1950 hours of blower operation (adjustable).
Indicates batteries need replacement.
Heat and Cool indicators. In normal operation, Heat or
Cool appears, depending on the Mode Switch position.
When heat or cool is energized, the Heat or Cool
indicator will flash.
Day of the week. When programming, MTuWThF
represent the five weekdays and SaSu represent the
two weekend days.
Time period indicators. These indicate the part of
the program that is currently active, if the Program
Switch is positioned to RUN.
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