OPERATING YOUR THERMOSTAT
Choose the Fan Setting (Auto or On or Prog)
Fan Auto is the most commonly selected setting and runs the fan only when the heating or cooling system is on.
Fan On selection runs the fan continuously for increased air circulation or to allow additional air cleaning.
Fan Prog will cycle the fan for
Choose the System Setting
(Cool, Off, Heat, Auto)
Press the SYSTEM button to select:
Heat: Thermostat controls only the heating system.
Off: Heating and Cooling systems are off.
Cool: Thermostat controls only the cooling system.
Auto: Auto Changeover is used in areas where both heating and cooling may be required on the same day. AUTO allows the thermostat to automatically select heating or cooling depending on the indoor temperature and the selected heat and cool temperatures. When using AUTO, be sure to set the Cooling temperatures more than 1° Fahrenheit higher than the heating temperature.
Manual Operation for
Press the SYSTEM button to select Heat or Cool and use the
or 
buttons to adjust the temperature to your desired setting. After selecting your desired settings you can also press the SYSTEM button to select AUTO to allow the thermostat to automatically change between Heat and Cool.
IMPORTANT!
Manual Operation (Bypassing the Program) Programmable Thermostats
Press 
or 
and the HOLD button and adjust the tempera- ture wherever you like. This will override the program. The HOLD feature bypasses the program and allows you to adjust the temperature manually, as needed. Whatever temperature you set in HOLD will be maintained 24 hours a day, until you manually change the temperature or press Run Schedule to cancel HOLD and resume the programmed schedule.
Program Override (Temporary Override)
Press 
or 
buttons to adjust the temperature. This will override the temperature setting for a (default) four hour override period. The override period can be shortened by pressing 
or lengthened by pressing 
. Program Override period can range from 15 minutes to 7 days.
Example: If you turn up the heat during the morning pro- gram, it will be automatically lowered later, when the tempo- rary hold period ends. To cancel the temporary setting at any time and return to the program, press Run Schedule.
If the SYSTEM button is pressed to select AUTO the thermostat will change to Heat or Cool, whichever ran last. If it switches to heat but you want cool, or it changes to cool but you want heat, press both 
or 
buttons simulta- neously to change to the other mode.
PROGRAMMING
Set Current Time and Day
1)Press Menu key to enter installer menu. Then press Set Time once to indicate hour & A or P designation in clock display.
2)Press and hold either the 
or
touch key until you reach the correct hour and A or P designation.
3)Press Set Time again to display minutes only in clock display.
4)Press and hold either the
or 
touch keys until you reach the correct minutes.
5)Press Set Time once again to display year.
6)Press and hold either the 
or
touch key until you reach the correct year.
7)Press Set Time once again to display month.
8)Press and hold either the 
or
touch key until you reach the correct month.
9)Press Set Time once again to display date of the month along with day of the week at top row (which is auto- matic).
10)Press and hold either the 
or
touch key until you reach the correct day of the month and day of the week is automatically calculated and displayed at the top row.
11)Press Run Schedule once; now the display will show the correct time and room temperature.
Automatic Daylight Saving Calculation
The Real Time Clock will adjust automatically for daylight savings 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 first Sunday of November. (New DST effective 2007).
The daylight saving feature can be enabled or disabled in installer configuration mode. Default is dS ON (enabled). After entering installer configuration mode, momentarily press 
or 
touch key until the display indicates dS (in actual temperature digits) and on (default – in clock digits).
and 
keys will toggle display and operation from on to OFF.
Programming Tip: Copy Button
You may copy any daily program to another day or group of days by pressing the Copy button. In 7 day programming mode when the Copy button is pressed, the other 6 days of the week will flash. To copy the current program into the remaining six days, simply press the Copy button again. To copy the current program to another day of the week, press Advance Day to select the day and press Copy to paste the program. In 5/1/1 day programming mode the copy function is similar. The weekday
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