White Rodgers 1F90W-71 User Manual

OPERATION GUIDE5 Day/2 Day ElectronicDigital Thermostat1F90W-71Operator: Save this booklet for future use!WHITE-RODGERSWHITE-RODGERS

10Used to initiate or review thermostat pro-gramming.Used to start program operation after pro-gramming. Also used to return thermostatto program ope

111011121314 151617189785 DAY FAN AUTOTIMEFWDSYSTEMHEAT-OFF-COOL-AUTOSETCLOCKVIEWPRGMHOLDTEMPTIMEBACKFANON - AUTOSETDAYRUNPRGMADVPRGM

12OPERATING FEATURESNow that you are familiar with the thermostatdisplay and buttons, read the following informa-tion to learn about the many features

13use a pencil or small screwdriver to movethe switch to the OFF position (see figurebelow). Leave the battery out of the thermo-stat for at least tw

14utes, to allow the thermostat to reset itself.Replace the battery, reprogram the thermo-stat, if necessary, put the thermostat backon the wall, and

15display shows the temperature you want.The thermostat will override current pro-gramming and keep the room temperatureat the selected temperature fo

16(long cycles), you may want to adjust theanticipation setting.A cooling anticipation setting of less than10 may cause decreased compressor life.To a

17be replaced. The word BATTERY will bedisplayed continuously (non-flashing) when24v AC power is not being supplied to thethermostat and the thermost

18Total Keypad LockoutSwitch #1 ONSwitch #2 OFFTo enable total keypad lockout, move GroupA option switch #1 to ON (see figure above).To disable total

19PROGRAMMING YOUR THERMOSTATNow you are ready to program your thermostat.This section will help you plan your thermostat'sprogram to meet your n

2About Your New Thermostat . . .Your new White-Rodgers Digital Thermostat uses the technology of a solid-state microcomputerto provide precise time/te

202a. What time do the building occupants reacha maximum activity level (using lights, equip-ment, meeting rooms, etc.)?b. What temperature should the

21b. What temperature should the house be atthis time? These will be your NHT (night)temperature settings.Now look at the factory preprogrammed times

22Determine the time periods and heating andcooling temperatures for your weekday pro-gram. You must program 4 periods for each day(MOR, DAY, EVE, an

23WEEKDAY (5 DAY)WEEKEND (2 DAY)StartTime TemperatureStartTime TemperatureMOR HEATDAY HEATEVE HEATNHT HEATMOR COOLDAY COOLEVE COOLNHT COOLHeating/Cool

24WEEKDAY (5 DAY)WEEKEND (2 DAY)StartTime TemperatureStartTime TemperatureMOR HEATDAY HEATEVE HEATNHT HEATMOR COOLDAY COOLEVE COOLNHT COOLSAMPLEHeatin

25Set Current Time and Day1. Press SETCLOCK once. The display will showminutes only.EXAMPLE: 2. Press and hold either TIMEFWD or TIMEBACK untilyou r

26VIEWPRGM until you are at the point where youstopped programming. Then you may continueto enter your programs normally. If you want tostop program

276. Press VIEWPRGM. The currently programmedstart time and heating temperature for week-day DAY will be displayed.7. Repeat steps 3 through 5 to se

281. Press SYSTEMHEAT-OFF-COOL-AUTO until COOL appears.2. Follow the procedure for entering your heat-ing program, using your selected coolingtimes an

29Press FANON – AUTO until FAN AUTO is displayed(automatic cycling).QUESTIONS AND ANSWERS1. How can I permanently change a part ofmy program?Press

3PROGRAMMING YOURTHERMOSTAT ... 19PLANNING FOR YOUR NEEDSENTERING YOUR PROGRAMSet Current Time and DayEnter Heating P

30programming, press VIEWPRGM until you returnto the point where you stopped program-ming. Then you may continue to programthe thermostat normally.

31During periods of low humidity (especiallyduring cold weather), you may feel or see aspark discharge when you touch the ther-mostat. This may cause

328. The display is flashing BATTERY. Whatdoes this mean?The "AA" batteries installed in the thermo-stat are low and should be replaced wit

33sons.• The EMR function is operating. TheEMR function will automatically bring onthe system automatically to bring thetemperature to the selected

3414. Between heating and cooling seasons, Iwant to turn my system off. Can I do thiswithout affecting my thermostat pro-gramming?Any time you wish t

35batteries installed or if the installed batteriesare dead. If you are changing the batteriesafter seeing a flashing BATTERY on thedisplay, the inst

Part No. 37-5088A9139If you need further information on programming or operation, write to:White-Rodgers Division, Emerson Electric Co.9797 Reavis Roa

4• Separate 5-day (weekday) and 2-day (week-end) setback programming• Simultaneous heat and cool program stor-age• Four separate time/temperature sett

5OPERATING YOUR THERMOSTATSUBBASETHERMOSTATBODYBefore you begin programming your thermo-stat, you should be familiar with its features andwith the dis

6these, then gently pivot the thermostat bodydown to connect the three pin connectors on thelower portion of the thermostat back. Gentlypush until th

72. You may adjust the option switches forkeypad lockout, limited temperature range,and automatic changeover from heat to cool(see OPERATING FEATURES

8The word BATTERY flashes on the displaywhen the "AA" alkaline batteries are weakand should be replaced. The word BAT-TERY is displayed con

91 2 34662 DAY5 DAY234FAN AUTO FAN ON5 DAY FAN AUTO5BATTERYTIMEFWDSYSTEMHEAT-OFF-COOL-AUTOSETCLOCKVIEWPRGMHOLDTEMPTIMEBACKFANON - AUTOSETDAYRUNPRG