White Rodgers 1F90-51 Manuale Utente

OPERATION GUIDE5 Day/2 Day ElectronicDigital Thermostat1F90-51WHITE-RODGERSOperator: Save this booklet for future use!

1012Used to initiate or review thermostat pro-gramming.13Used to start program operation after pro-gramming. Also used to return thermostat toprogram

1117(Blue arrow) Lowers temperature set-ting (40°F or 4°C minimum).18The red indicator light glows whenever heat-ing, cooling, or fan are in operatio

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

13• HOLD TEMPERATURE — The thermostatcan hold any temperature within its rangefor an indefinite period, without reverting tothe program. Press HOLDTEM

14A cooling anticipation setting of less than10 may cause decreased compressor life.To adjust heat anticipation, press SETCLOCK andSETDAY at the same

15• AUDIO PROMPTING — Each time youpress a button, the thermostat will beep.• BACKLIT DISPLAY — When you pressany button on the thermostat, the displa

16Now you are ready to program your thermostat.This section will help you plan your thermostat’sprogram to meet your needs.For maximum comfort and eff

17b. What temperature should the building be atthis time? These will be your DAY tempera-ture settings.3a. What time do the building occupants reacha

18choose start times, heating temperatures, andcooling temperatures independently for bothweekday and weekend programs (for example,you may select 5:0

19WEEKDAY (5 DAY)WEEKEND (2 DAY)StartTime TemperatureStartTime TemperatureMOR HEATDAY HEATEVE HEATNHT HEATMOR COOLDAY COOLEVE COOLNHT COOLHeating/Cool

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

20WEEKDAY (5 DAY)WEEKEND (2 DAY)StartTime TemperatureStartTime TemperatureMOR HEATDAY HEATEVE HEATNHT HEATMOR COOLDAY COOLEVE COOLNHT COOLSAMPLEHeatin

21ENTERING YOUR PROGRAMFollow these steps to enter the heating andcooling programs you have selected.We recommend that you remove the thermostatfrom t

225. Press SETDAY once. The display will show theday of the week as an abbreviation (MO forMonday, TU for Tuesday, etc.).6. Press and hold either TIME

237. Repeat steps 3 through 5 to select the starttime and heating temperature for the week-day DAY program.8. Repeat steps 3 through 7 for the weekday

24Enter Cooling ProgramIf outside temperature is below 50°F, werecommend that you remove the ther-mostat from the wall before proceedingwith the follo

254. Press SYSTEMSWITCH until COOL is displayed.5. Repeat step 2 to check cooling tempera-tures.6. Press RUNPRGM to begin program operation.YOUR THERM

26QUESTIONS AND ANSWERS1. How can I permanently change a part ofmy program?Press VIEWPRGM until you reach the time/tempera-ture schedule you want. The

27programming at this point, press RUNPRGM to startthe normal program function. See PRO-GRAMMING YOUR THERMOSTAT.4. What happens if the electricity go

28tery. The thermostat will revert to the factorypreset program until you reprogram thethermostat. If you don’t want to reprogramthe thermostat immedi

29use the button to move the tempera-ture below the setpoint temperature. SeeOPERATING YOUR THERMOSTAT.If the outside temperature is below 50°F,DO N

3Operator: Save thisbooklet for future use!PROGRAMMING YOURTHERMOSTAT ... 19PLANNING FOR YOUR NEEDSENTERING YOUR PROG

3010. Why does the blower fan keep runningafter the system has turned off?• You have programmed the fan to runcontinuously during this period. See PRO

31To change your clock, follow the instruc-tions for setting current time and day. SeeENTERING YOUR PROGRAM. Thermo-stat programming is not affected w

Part No. 37-5099BReplaces 37-5099A9532If you need further information on programming or operation, write to:White-Rodgers Division, Emerson Electric C

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

5OPERATING YOUR THERMOSTATBefore you begin programming your thermo-stat, you should be familiar with its features andwith the display and the location

6PARTS OF THE THERMOSTATThe Back of The Thermostat BodyTurn the thermostat body over. On the back arethe 3 “AA” Energizer® alkaline batteries.The “AA”

7Other than and , the buttons arelocated behind the thermostat door. To open thedoor, put your fingernail in the indentation at thetop of the door,

85The word BATTERY flashes on the displaywhen the “AA” alkaline batteries are weakand should be replaced. The word BAT-TERY is displayed continuously

91 324SYSTEMSWITCHFANSWITCHHEAT-OFF-COOL-AUTOTIMEFWDTIMEBACKSETCLOCKSETDAYVIEWPRGMRUNPRGMHOLDTEMPADVPRGM2 DAY5 DAYFAN AUTO FAN ONON-AUTO5 DAY FAN AUTO