White Rodgers 1F85-0477 specifications Operating Your Thermostat, Programming

INSTALLER/CONFIGURATION MENU

20)Select Daylight Saving Time Calculation – This feature will allow the thermostat to calculate the DST automati-

cally and apply it to the Real Time Clock display. Default

On. Use or buttons to select the feature OFF.

21)Select Filter Replacement Reminder and Set Run Time – Select the “Change Filter” reminder On or OFF. If selected On, press MENU to select the time period from 25 to 1975 hours in 25 hours increments. In a typical system, 200 hours (default) of run time is approximately 30 days. After the selected time of blower operation, the thermostat will display “Change Filter” as a reminder to change or clean your air fi lter. When “Change Filter” is displayed, press MENU or RUN but- ton to clear the display and restart the time to the next fi lter change.

22)Select Reversing Valve Output – The O/B option is factory set at “O” position. This will accommodate the majority of heat pump applications, which require the changeover relay to be energized in COOL. If the thermostat you are replacing or the heat pump being installed with this thermostat requires a “B” terminal, to energize the changeover relay in HEAT, the O/B option should be set at “B” position.

OPERATING YOUR THERMOSTAT

Choose the Fan Setting (Auto or On)

Press the FAN button to Auto or On.

Fan Auto is the most commonly selected setting and runs the fan only when the heating or cooling system is on.

Fan On runs the fan continuously for increased air circulation or to allow additional air cleaning.

Choose the System Setting

(Heat, Off, Cool, Auto, Emer)

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.

Em: (Heat Pump models) Thermostat controls only backup heating system.

IMPORTANT!

Manual Operation (Bypassing the Program) Programmable Thermostats

Press or and then the HOLD button and adjust the temperature 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 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 two hours minimum or until the next programmed time. To cancel the temporary setting at any time and return to the program, press RUN. 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 and buttons simultaneously to change to the other mode.

PROGRAMMING

Set Current Time and Date

1)Press MENU and then TIME button once. The display will show the hour only.

2)Press and hold either the or button until you reach the correct hour and AM/PM designation (AM begins at midnight, PM begins at noon).

3)Press TIME once again. The display window will show the minutes only.

4)Press and hold either the or button until you reach the correct minutes.

5)Additional presses of TIME will advance the display to

show the year, month and date of month. Press the

or button to change the display to the correct set- ting for each.

6)Press RUN to exit the TIME mode.

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