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Automatic Daylight Saving Calculation
The Real Time Clock will adjust automatically for daylight sav-
ings time, in the following manner:
Increment one hour at 2 AM on the second Sunday of March
and decrement one hour at 2 AM on the fi rst Sunday of No-
vember. (New DST effective 2007).
The daylight saving feature can be enabled or disabled in
installer confi guration menu. Default is DS ON (enabled).
After entering installer confi guration mode, momentarily
press MENU button until the display indicates dS (in actual
temperature digits) and on (default – in clock digits).
or
buttons will toggle display and operation from on to OFF.
Programming Tip: Copy Program
When programming your thermostat, you may copy the pro-
gram from one day to another day or group of days using the
Copy key. In 7 day programming mode, a day can be copied
to another day or all six other days. In 5/1/1 day programming
mode the weekday (Mon – Fri) program can be copied into
Sat and Sun or either Sat or Sun.
To copy a program from one day to another:
1) In Set Schedule mode, enter the program for the day or
select the day you wish to copy by pressing Advance Day.
2) Press Copy. On the display, "Copy" will begin to fl ash.
The day of the week being copied will show.
3) Press Advance Day. The day being copied will be indi-
cated and the other days will be fl ashing.
4) If you wish to copy to all days skip to next step or press
Advance Day until the day you wish to copy to is fl ashing.
5) Press Copy. “Copy” will be on, the day you copied from
will disappear and the day(s) you copied to will be on.
6) If you wish to copy this same program into other days,
press Copy and repeat steps 2 through 5.
7) Press RunSched to return to normal operation.
Fill in the blank schedule on the next page then:
Enter the Heating Program
1) Press SYSTEM button to select Heat in the system switch
area indicating the active mode being programmed.
2) Press the Menu button and then press Schedule.
3) The top of the display will show the day(s) being pro-
grammed. The fi rst period to be programmed will appear.
The set temperature will also be displayed and the time
will be fl ashing to indicate that the time can be changed.
4) Press
or buttons to adjust the start time for the
period. The time will change in 15 minute increments.
5) Press the System Time button to change to the tempera-
ture fl ashing.
6) Press or buttons to change the temperature to
your selected temperature for the fi rst heating period.
7) After you have set the time and temperature for the fi rst
period, press Schedule to advance to the next program
period.
8) Repeat steps 4 through 7 until all of the program times
and temperatures are entered for all program periods for
that day.
9) Press Schedule button to change to the next day and
repeat steps 4 through 8 until all program days and peri-
ods are entered.
10)When programming is complete and all of the times and
temperatures match your desired heating schedule, press
RunSched. The thermostat will now run your program.
Enter the Cooling Program
1) Press the SYSTEM button until the Cool icon appears.
2) Follow Enter Heating Program instructions for entering
cooling times and temperatures.
Automatic Schedule
This feature provides a method to program every day with the
most popular time and temperature settings using one key.
For this feature to be available, the Auto Schedule options
(Installer/Confi guration menu item 16, AS Heat, or item 17,
AS Cool) must be selected On.
To use Auto Schedule, press RunSched to be sure you are in
normal operating mode. In SYSTEM Heat mode, use the keys
to select your “Comfort Temperature”. When your “Comfort
Temperature” is selected, press Auto Sched button. The
Auto Schedule key will disappear to indicate that the Auto
Schedule command has been accepted.
In Heat mode the thermostat will maintain your “Comfort Tem-
perature” during the Morning, Day and Evening periods and
setback 6° for the Night. Morning period will begin at 6:30 AM
and Night period will begin at 10:30 PM.
To set the Auto Schedule temperature for Cool mode, press
SYSTEM to change the mode to Cool and repeat setting the
temperature. In Cool mode, the thermostat will maintain your
selected “Comfort Temperature” continuously.
The “Comfort Temperature” can be temporarily overridden
by changing the setpoint temperature using the
or
buttons. Once Auto Schedule has been set and the key has
disappeared, it can be reset in the Installer/ Confi guration
menu.
Entering Fan Program
The fan can be programmed to turn on at the beginning of a
period and remain on through the whole period. In RunSched
mode when the FAN switch indicates Prog Fan On the fan is
programmed to be on for the period.
1) Press System button to select either Heat or Cool.
2) Press Menu button and then press Fan button to the right
of the display.
3) The top of the display will show the day(s) being pro-
grammed. The fi rst period to be programmed will appear.
4) Press the Fan button to change from Auto to Prog.
5) Press the Fan button to the right of the display to change
to the next period.
6) Repeat steps 4 and 5 to program the fan for all periods of
the day.
7) Press Fan to advance to the next day of the week and
repeat steps 4 through 7 to program the fan for all days of
the week.
PROGRAMMING