11 69-0819
SET CURRENT DAY AND TIME
1. To set the day, press and release SET PRESENT
DAY/TIME key.
2. Press and hold DAY key until the current day
appears in the display.
3. To set the time, press and release SET PRESENT
DAY/TIME key.
4. Press and hold AHEAD or BACK key until the
current time appears in the display. Make sure AM or PM
appears as desired.
5. Press RUN PROGRAM key.
HEATING PROGRAM
Choose a day to program first. Monday is used in the
following example, but you can start with any day. Start
by programming the MORNING time and temperatures.
The thermostat requires a MORNING program every
day. Set additional programs as desired.
1. With system switch at HEAT, press and release
PERIOD key. MORNING and the preprogrammed time
and temperature appear on the display. If the display
reads COOL, press and release SET HEAT/COOL key to
switch to heat.
2. Press and hold DAY key until MONDAY (or the
desired day) appears in the display.
3. Press and hold AHEAD or BACK key until the
display shows the time you want the temperature at the
comfort setting.
4. Press and hold WARMER or COOLER key until
the display shows the desired heating temperature.
NOTE: If the display flashes while you are holding down
the WARMER or COOLER key, you have reached the
setting limit. The heating temperature must be at least
three degrees below the cooling temperature. For
example, if the cooling setting is 75° F, the maximum
heating setting is 72° F. To set a higher heating
temperature, you must first raise the cooling setting.
5. Repeat steps 1 through 4 for programming the
remaining periods—MIDDAY, EVENING, NIGHT—as
desired. You can cancel any period showing on the
