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3
Time
Day of Week
Setting
Temperature
Room
Temperature
Temperature Up/Down
HOLD Button
SYSTEM
Button
FAN
Button
SYSTEM
Indicator
FAN
Indicator
MENU/SCHEDULE/RUN
Button
Displays the power level of the
2 "AA" batteries:
indicates good power level.
indicates batteries at about
half power. “Change ” indicates
batteries are low and should be
replaced with 2 new premium brand
“AA” Alkaline batteries.
Home Screen Description
Figure 3 – Home Screen Display
Figure 4 – Programming & Configuration Items
10
12
1
2
3
4
5
6
7
8
11
9
THERMOSTAT QUICK REFERENCE
7
Displays "Run Schedule", "Schedule", or "Menu".
8
Displays "Save" when Cool Savings
TM
is working.
9
Displays "Heat Pump" when system is configured
as Heat Pump thermostat.
10
Displays "Hold" in programmable mode when
in "Hold" mode. Displays Light Bulb in non-
programmable mode.
11
Alternates Time of Day and "LOC" when keypad
lockout is enabled.
12
In Configuration Menu, shows screen number. If blank,
thermostat is earlier model and requires instruction
sheet 37-6749D.
1
Flame icon (
) is displayed when the system is in
HEAT mode. Snowflake icon (
) is displayed when the
system is in COOL mode.
2
The word "Hold" is displayed when the thermostat is
in the HOLD mode. "Temp Hold" is displayed when
the thermostat is in a Temporary HOLD mode.
3
Displays "Change Filter" when the system has run for
the programmed filter time period as a reminder to
change or clean your filter.
4
Displays "Set" for setpoint when in Run Program mode.
5
Displays System Mode (Heat, Cool, Auto, Off) or
"Time" in menu mode.
6
Displays Fan Mode (On, Auto) or "Run" in Menu
mode or "Saving" in Cool Savings
TM
Mode.
Programming and Configuration Items