Emerson 90 SERIES 1F95-391 manual

Thermostat With Humidity Control Digital 7-Da y Programmab le 90 Series TM P R E M I U M 1F95-391 Operating Instructions Retain f or Future Use WHITE-RODGERS[...]

Premium options to customize the thermostat to fit your application. Easy , Menu-Driven Set-Up and Programming 7 6 5 4 3 2 12 11 10 9 8 17 16 15 14 13 1[...]

1 Introduction Configuration T roubleshooting Programming Features FA Q s Index THE THERMOST A T BUTT ONS See inside front co ver for illustration showing button locations. 1 (Blue arrow) Lowers temperature setting (45 ° F or 7 ° C minimum) 2 (Red arrow) Raises temperature setting (99 ° F or 37 ° C maximum) 3 The multi-color indicator glo ws: g[...]

2 LARGE LIGHTED (LCD) DISPLA Y The thermostat display alternately shows the current time and the current temperature on the left side. The display also shows the temperature you have programmed or set on the right side of your screen. 1 Display system mode ( OFF , AU T O , HOLD , VA C A or HUMD ). During programming displays the time period ( MOR ,[...]

3 INTRODUCTION Intr oduction ..................................................... 3 Configuration .............................................. 4-11 Manual Operation and Pr ogramming ...... 12-17 F eatures .................................................... 18-26 F A Qs .......................................................... 27-32 T roublesho[...]

4 CONFIGURA TION The configuration menu allows you to set thermostat operating characteristics t o your system or personal requirements. T o enter the menu, press TIME FWD and TIME BACK once at the same time. Press TIME FWD to adv ance through the menu options. Press arrow keys to change options. 1 Step Press Button(s) Displayed Press or to select:[...]

5 User Configuration Menu (Continued) Configuration 7 (F) C Adjusts temperature display between F or C TIME FWD 8 S ET F AN (0) 0 HR S (OFF) to 6 HR S Set Fan (one shot) option. Set the duration of the one shot option. TIME FWD 9 B E E P (O N ) O FF Tu r ns beeper O N or O FF . TIM E F W D 10 HEA T F A S T (ON) OFF ON allows second stage to ener gi[...]

6 User Configuration Menu (Continued) CONFIGURA TION MENU FEA TURES Adjustable T emperature Display . (User menu, Item 1) , The room temperature display can be adjusted to read higher or lower by following the User menu and adjusting the tempera- ture to a higher or lo wer value. T he thermostat is calibrated at the factory to display a very accura[...]

7 minutes (or 3 hours, 45 minutes if EMR ON L is selected). The maximum time in cooling and heat pump applications is 3 hours and 45 minutes. Cooling or heat pump applications start earlier because it takes longer to reach the desired temperature. This feature also minimizes the use of the auxiliary stages if conditions are such that the compressor[...]

8 Programmab le Dehumidification Optimal Dehumidification Mode (OPTM DHUM) (User Menu step 6) When turned on this feature automatically reduces indoor humidity if humidity is 2% above setting. Humidity is set by pressing the HUMIDITY button when in the appropriate mode, in this case Cooling, and pressing the or buttons to set desired humidity level[...]

9 Cool Fast. (User menu, Step 11) This feature, when set to ON , will bring the second stage of cooling on any time you manually lower the temperature three or more degrees below room tempera- ture. If COOL FAST is set to OFF , the thermostat will delay the second stage from 0 to 30 minutes based on how well the first stage is keeping up with your [...]

10 In the MOR and NHT periods, the sensor on the upper le vel (sensor A) has more priority than the lower level (sensor L), so the system will operate to keep the temperature at the set point in the upper lev el. In the DA Y and EVE periods, the lower level has the higher priority , so the system will operate to keep the temperature at the set poin[...]

11 1 Step Pr ess Button(s) Displayed Press or to select: COMMENTS Ref (Factory Default) Page P ART LOCK (OFF) ON 2 LOCK (OFF) ON ON Disables all keypad functions e xcept T emp Up and Down. User may temporary o verride within lowest programmed setpoint in cooling and highest programmed setpoint in heating. ON Disables all keypad functions. TIME FWD [...]

12 MANU AL OPERA TION (Bypassing the Program) Y our White-Rodgers 90 Series thermostat can be used to control temperature manually (without programming). For manual operation, press S Y S TEM to select HEA T or COOL, then press PROGRAM HOLD . Use or to set the temperature as desired. PR OGRAMMED OPERA TION Planning Y our Pr ogram The sample schedul[...]

13 9. If you program Monday the first time you press PROGRAM VIEW it will be copied to the rest of the week. T o program the other days of the week press AD V . DA Y to until you reach the day you wish to change and follow Steps 10, 11 & 12. Y ou can also copy the program from one day to another . T o copy , press HOLD / COPY . The display will[...]

14 62 ° F (16 ° C) 62 ° F (16 ° C) 62 ° F (16 ° C) 62 ° F (16 ° C) 62 ° F (16 ° C) 62 ° F (16 ° C) 62 ° F (16 ° C) 5:00 PM 5:00 PM 5:00 PM 5:00 PM 5:00 PM 5:00 PM 5:00 PM 10:00 PM 10:00 PM 10:00 PM 10:00 PM 10:00 PM 10:00 PM 10:00 PM 62 ° F (16 ° C) 62 ° F (16 ° C) 62 ° F (16 ° C) 62 ° F (16 ° C) 62 ° F (16 ° C) 62 ° F (16 [...]

15 82 ° F (27 ° C) 82 ° F (27 ° C) 82 ° F (27 ° C) 82 ° F (27 ° C) 82 ° F (27 ° C) 82 ° F (27 ° C) 82 ° F (27 ° C) 5:00 PM 5:00 PM 5:00 PM 5:00 PM 5:00 PM 5:00 PM 5:00 PM 10:00 PM 10:00 PM 10:00 PM 10:00 PM 10:00 PM 10:00 PM 10:00 PM 85 ° F (29 ° C) 85 ° F (29 ° C) 85 ° F (29 ° C) 85 ° F (29 ° C) 85 ° F (29 ° C) 85 ° F (29 [...]

16 7-Day Personal HEA T Pr ogram Schedule 1 Morning (MOR) 2 Day (D A Y) 3 Evening (EVE) 4 Night (NHT) 5 Start Time 6 T emperature MON TUE WED THU FRI SA T SUN 1 5 6 5 6 5 6 5 6 2 3 4[...]

17 MON TUE WED THU FRI SA T SUN 1 5 6 5 6 5 6 5 6 2 3 4 7-Day Personal COOL Pr ogram Schedule 1 Morning (MOR) 2 Day (D A Y) 3 Evening (EVE) 4 Night (NHT) 5 Start Time 6 T emperature Programming[...]

18 FEA TURES Pushb utton Backlight The large numbers and letters on your LCD screen make it easy to see. In low light conditions, press the button on top of the thermostat and the display will light up for three seconds. For ten minutes after pressing the light button, pressing any other button will light the display for ten seconds. Factory Prepro[...]

19 thermostat displays a room tempera- ture of 70° but you want it to display 73° , you can adjust it. T o adjust, refer to the USER CONFIGURA TION section (page 4, step 1). Programmab le F an Control This feature allows you to have your fan operate continuously through one or more programmed time periods. This is useful if you want constant air [...]

20 normal program operation. T o program the number of days, press the or to set your temperature then press and release the SET DA Y button and V ACA HOLD TILL will be displayed. The display will also sho w DA YS (flashing) and the number 5 . To change the number of vacation days, press TIME FWD or TIME BACK . Press or to set the temperature you w[...]

21 of 85 ° F . If this happens, set the clock and day of the week (using steps 1 through 6 from “Entering Y our Program”, page 12 & 13), then select HEA T , COOL or AU T O using the S Y S TEM button, and press PRO- GRAM RUN to resume operation with your previously set program. Compressor Shor t Cycle Pr otection. Y our thermostat can be co[...]

22 1 Step Press Button(s) Displayed Press or to select: COMMENTS ) t l u a f e D y r o t c a F ( PA D T I M E (OFF) Hrs or REM P AD TIME No . of Hrs (ON) or (OFF) Set Humidifier Maintenance Reminder . SER VICE 3 FL TR TIME (OFF) /Hrs or REM F L TR TIME No . of Hrs (ON) or (OFF) Set Air Filter Mai ntenan ce Reminder . TIME F W D Service Button Menu [...]

23 Ret urn s to Normal Op erat ion. PRGM RUN 7 SER V TIME (OFF) Days or REM SER V TIME No . of Days (ON) or (OFF) Selects Routine Maintenance Service Call Reminder . TIME FWD 8 SET SER V TIME (175) Days 25 to 1975 Selects time intervals in increments of 25 days. The R UN time is the calendar time from when it is entered or reset. TIME FWD (If SER V[...]

24 change of clean your air f ilter. The factory set interv al for CHNG FL TR to be displayed is 200 hours of f an operation. This can be set anywhere from 0 to 1975 hours in 25 hour increments. A selection of OFF will cancel this feature. When CHNG FL TR is displayed, you can clear it by pressing the SER VICE button. This resets the timer and star[...]

25 Features call for heat. After two hours the thermostat will quit calling for heat for one minute (this allo ws some furnaces to reset) and call for heat again. If the temperature still does not rise, it will continue to call for heat. This normally indicates the heating system is not working correctly . Y ou may wish to consult your furnace manu[...]

26 1F95-391 Press TIME FWD and TIME BACK at the same time to enter the configuration menu. Press TIME FWD until you get to °C then press the or arro w to select °F , press PROGRAM RUN to return to normal operation. Press PROGRAM RUN to make certain the thermostat is in the run program mode, then to bypass the program and operate the thermostat ma[...]

27 FAQ s F AQs 3. My furnace (air condi- tioning) cycles too fast (slow). Is there an adjust- ment? 4. Why does the blower f an keep running after the system has shut off? 1F95-391 The 1F95-391 has a feature called Adjustable Heating and Cooling Cycle times (also called Anticipation) that allows you to increase or decrease the cycle times in heatin[...]

28 F AQs 5. Do I have to program a stop time for each program period? 6. My display light does not work. Can it be fixed or replaced? 7. Between Heating and Cooling seasons, I want to turn my system off. Will this change the program? 8. Do I have to reprogram my thermostat after a power outage? 9. How can I get an extra copy of the Operating Manual[...]

29 1F95-391 Contact a Local Heating & Cooling service person or visit our website at w w w .white-rodgers.com to consult our “Where to Buy” Service/Dealer locator. This feature displays the words CHCK P AD (check humidifier) after a set time of humidif ier operation. This is a reminder to maintain or clean your humidif ier . When CHCK P AD [...]

30 1F95-391 F AQs is dependent on system sizing, thermostat location, etc. Note: The thermostat display only displays whole numbers. Internally the thermostat calculates decimals. In heating as the room temperature increases the system will continue to run until the thermostat reaches the high side of the temperature setpoint. There are 3 possibili[...]

31 15. How do I temporarily Override the program and Hold Til T iming? Any time your program is running and you would like to override it for a specific amount of time, press or until the temperature you want is displayed. The display will indicate HOLD, and the number of hours remaining in the hold period will be indicated with the word HRS. T o a[...]

32 1F95-391 F AQs Y ou can raise and lower the temperature a fe w degrees above and belo w the room tempera- ture and each time expect to hear the thermostat click on and of f within a few seconds. If it clicks, it is operating properly . Au x . = Auxiliary Heat or the second stage of heat in the Heat mode. This is energized when the Heat Pump is n[...]

33 Index T roubleshooting RESETTING THERMOST A T The thermostat can be reset back to factory default programs and configuration options. Removing power from the thermostat will not reset it to the default settings. Before resetting the thermostat you may want to make note of the previously selected configura- tion options and programming. T o reset[...]

34 SYMPT OM No Heat (Heat may also be intermittent.) No Cool POSSIBLE CA USE 1. Pilot light not lit. 2. Thermostat not set to Heat. 3. Loose connection to thermostat or system. 4. Furnace Lock-Out Condition. 1. Thermostat not set to Cool. 2. Loose connection to thermostat or system. 3. Cooling system requires service or thermostat requires replacem[...]

35 SYMPT OM Heat, Cool or Fan Runs Constantly CORRECTIVE A CTION Check each wire connection to verify they are not shorted or touching together . No bare wire should stick out from under terminal screws. Try resetting the thermostat as described on page 31. If the FA N button is pressed to display ON , the blower fan will cycle continuously whether[...]

36 INDEX SYMPT OM Furnace Cycles T oo Fast or T oo Slow (narrow or wide temperature swing) Cooling Cycles T oo Fast or T oo Slow (narrow or wide temperature swing) POSSIBLE CA USE 1. The location of the thermostat and/or the size of the Heating System may be influencing the cycle rate. 1. The location of the thermostat and/or size of the Cooling Sy[...]

37 INDEX SYMPT OM Thermostat Setting and Thermostat Thermometer Disagree Thermostat Does Not Follow Program Blank Display and/or Keypad Not Responding POSSIBLE CA USE 1. Thermostat thermometer setting requires adjustment. 1. AM or PM set incorrectly in program. 2.AM or PM set incorrectly on the clock. 3. V oltage spike or static discharge. 1. V olt[...]

38 INDEX Adjustable Humidity Display ------- 2 5 Adjustable T emperature Display --- 1 9 Air Filter Change-Out Indicator ---- 2 3 Automatic Heat/Cool Changeo ver - 19 Compressor Short-Cycle Protection -------------------------- 21 CONFIGURA TION -------------------- 4 Configuration Menu Chart ------------ 4 Factory Preprogramming ------------ 18 F [...]

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42 0728 The Emerson logo is a trademark and ser vice mark of Emerson Electric Co . White-Rodgers is a division of Emerson Electric Co . PA R T N O . 3 7-652 8 C Replaces 37-6528B[...]