• TEMPERATURE DISPLAY ADJUSTMENT — Your new
if you wish, you may adjust your new thermostat tempera-
ture display to match your old thermostat. This can be
accomplished (within a ±4° range) as follows:
Now that you are familiar with the thermostat buttons and
display, read the following information to learn about the many
features of the thermostat.
• SIMULTANEOUS HEATING/COOLING PROGRAM
heating and cooling programs at the same time. There is no
need to reprogram the thermostat at the beginning of each
1. Press VIEW PRGM and HOLD TEMP buttons at the
to adjust the displayed temperature to
your desired setting.
• TEMPERATURE OVERRIDE — Press
display shows the temperature you want. The thermostat
will override current programming and keep the room
temperature at the selected temperature until the next
program period begins. Then the thermostat will automati-
cally revert to the program.
• HOLD TEMPERATURE — The thermostat can hold any
reverting to the programmed temperature. Press HOLD
TEMP button. HOLD will be displayed. Then choose the
PROGRAMMING YOUR THERMOSTAT
Now you are ready to program your thermostat. This section will
help you plan your thermostat’s program to meet your needs.
For maximum comfort and efficiency, keep the following guide-
lines in mind when planning your program.
• When heating (cooling) your building, program the tem-
peratures to be cooler (warmer) when the building is vacant
or during periods of low activity.
• During early morning hours, the need for cooling is usually
desired hold temperature by pressing
thermostat will hold the room temperature at the selected
setting until you press RUN PRGM button to start program
• Programthethermostattoallowabout 30minutestoreach
the desired temperature. (For example, if the first person
gets up at 6:00 AM, program the first period to begin at
• °F/°C CONVERTIBILITY — Press SET TIME and HOLD
TEMP buttons until the temperature display is in Celsius
(°C). To display Fahrenheit (°F), repeat the process.
Look at the factory preprogrammed times and temperatures
shown below. If this program will suit your needs, simply press the
RUN PRGM button to begin running the factory preset program.
• 12-HOUR/24-HOUR CLOCK DISPLAY — The clock is set
to display 12-hour time, which means that the clock will
display AM and PM time (12:00 AM is midnight; 12:00 PM is
noon). However, you may want to display a 24-hour clock
(military-style time). The 24-hour clock display will show 1:00
PM as 13:00, 2:00 PM as 14:00, and so on. To change to the
24-hour clock display, press SET TIME and RUN PRGM
buttons at the same time. In the 24-hour clock mode, AM and
PM are not displayed.
Cooling Program for
ALL Days of the Week:
Heating Program for
ALL days of the Week:
If you want to change the preprogrammed times and tempera-
tures, follow these steps.
• LOW BATTERY INDICATOR — If the 3 “AA” alkaline
batteries are low and should be replaced, the display will be
blank except for the word BATTERY. When the batteries are
low, pressing any button will cause the display to operate for
ten seconds. After ten seconds, the display will be blank
batteries, but you can override setpoint temperature.
Determine the time periods and heating and cooling tempera-
tures for your heating and cooling programs. You must program
four periods for both the heating and cooling programs. How-
ever, you may use the same heating and cooling temperatures
for consecutive time periods. Use the table at the bottom of the
page to plan your program time periods, and the temperatures
you want during each period. You may also want to look at the
sample program table to get an idea of how the thermostat can
Heating/Cooling Schedule Plan
Heating/Cooling Schedule Plan