Emerson 1F97-391 manual

Comfor t-Set ® 90 Series TM PREMIUM 1F97-391 Installation and Operating Instructions R etain for Futur e Use Thermostat/Humidifier Control Digital 7 Day Programmable[...]

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

1 INTR ODUCTION Thank you for purchasing your new Comfort-Set 90 thermostat and humidifier control. White- Rodgers has been producing energy sa ving controls for ov er 60 years. W e hav e been design- ing and producing the Comfort- Set family of electronic pro- grammable thermostats since 1982. Comfort-Set 90 is the third generation of the elec- tr[...]

2 THE THE THE THE THE THERMOST THERMOST THERMOST THERMOST THERMOST A A A A A T B T B T B T B T B UTT UTT UTT UTT UTT ONS ONS ONS ONS ONS See inside front cover f or illustration showing button locations. 1 (Blue arrow) Lo wers temperature setting (45°F or 7°C minimum) 2 (Red arrow) Raises temperature setting (99°F or 37°C maximum) 3 The yellow [...]

3 FAN AUTO HRS CHECK BATTERY F AM MON FAN AUTO HEAT HEAT HRS CHECK BATTERY F AM MON WED THU FRI SAT SUN TUE WED THU FRI SAT SUN TUE 18 18 19 20 21 22 25 23 24 Figure 1. The Display LAR LAR LAR LAR LAR GE LIGHTED (L GE LIGHTED (L GE LIGHTED (L GE LIGHTED (L GE LIGHTED (L CD) DISPLA CD) DISPLA CD) DISPLA CD) DISPLA CD) DISPLA Y Y Y Y Y The thermostat[...]

4 INST ALLA TION AND CONFIGURA TION This White-Rodgers Automatic Setback Digital Thermostat uses microcomputer technology to provide precise time, temperature and humidity SPECIFICATIONS SPECIFICATIONS SPECIFICATIONS SPECIFICATIONS SPECIFICATIONS Model 1F97-391 Model 1F97-391 Model 1F97-391 Model 1F97-391 Model 1F97-391 7 Day Programming ELECTRICAL[...]

5 PRECAUTIONS PRECAUTIONS PRECAUTIONS PRECAUTIONS PRECAUTIONS WARNING ! Do not shor Do not shor Do not shor Do not shor Do not shor t out ter t out ter t out ter t out ter t out ter minals on minals on minals on minals on minals on g g g g g as v as v as v as v as v alv alv alv alv alv e or primar e or primar e or primar e or primar e or primar y c[...]

6 INST INST INST INST INST ALLA ALLA ALLA ALLA ALLA TION TION TION TION TION AND CONFIGURA AND CONFIGURA AND CONFIGURA AND CONFIGURA AND CONFIGURA TION TION TION TION TION Shut off electricity at main fuse or circuit breaker box until installation is complete AND the jumper leads (fig. 10, page 17) on the back of the thermostat are configured prope[...]

7 HM1 WR H RC G Y HM2 6 S1 S2 S3 1 2 3 4 1 Figure 2 – Thermostat base 1 Mounting screws 2 Pull wires through this opening 3 Insert wires into terminal holes, then tighten screws 4 Screw anchors Before the power is turned on, the thermostat must be configured to operate properly with the system. See CONFIGURA TION on page 16 in this manual. CONFIG[...]

8 HM1 W RH RC G Y HM2 6 W RH 1 2 3 HM1 HM2 6 Y G W RC RH E H J I M K L WIRING DIA WIRING DIA WIRING DIA WIRING DIA WIRING DIA GRAMS GRAMS GRAMS GRAMS GRAMS All wiring diagrams are for typical systems only . Refer to equipment manufacturers' instructions for specific system wiring information. NOTE: Ensure that RED RH/RC jumper wire (pro vided [...]

9 A Humidifier System B Zone V alve C Cooling System D Fan R elay E Hea ting System H J umper Wire I TRANSFORMER J 24 V AC Side K 120 V AC Side L Hot Side M Neutral Side N HEA TING TRANSFORMER O COOLING TRANSFORMER P Jumper Wire (field-installed) LETTER IDENTIFICA TION FOR WIRING DIA GRAMS Installation/Configuration[...]

10 HM1 W RH RC G Y HM2 6 G Y 5 3 2 4 R H W 1 HM1 HM2 6 Y G W RC RH E D C H J I M K L 1 From heating system 2 From 24 V A C transformer 3 Red jumper wire (provided) 4 From fan relay 5 From cool system For humidif ier wiring see pages 14-15. See page 9 for letter identification. NO TE: Ensure that RED RH/RC jumper wire (provided with thermostat) is c[...]

11 HM1 W RH RC G Y HM2 6 W R H 1 2 6 4 3 HM1 HM2 Y G W RC RH H J I M K L 6 6 1 4 5 2 B 1 From heating system 2 From 24 V A C transformer (through zone valv e) 3 Red jumper wire (provided) 4 From zone valv e system For humidif ier wiring see pages 14-15. See page 9 for letter identification. NO TE: Thermostat must ha ve batteries installed. NO TE: E[...]

12 HM1 W RH RC G Y HM2 6 W R H 1 2 RC G Y 5 3 4 HM1 HM2 6 Y G W RC RH E D C J I M K L J O M K L 1 From heating system 2 From 24 V A C heating transformer 3 From 24 V AC cooling transformer 4 From fan relay 5 From cooling system For humidif ier wiring see pages 14-15. See page 9 for letter identification. Figure 6 – Typical wiring diagram f or hea[...]

13 Installation/Configuration HM1 HM2 6 Y G W RC RH D C J I M K L HM1 W RH RC G Y HM2 6 1 R C G Y 3 2 1 From 24 V A C cooling transformer 2 From fan relay 3 From cooling system For humidif ier wiring see pages 14-15. See page 9 for letter identification. Figure 7 – T ypical wiring diagram for thr ee-wire cooling system[...]

14 HM1 6 Y G W HM2 RC RH HM1 W RH RC G Y HM2 6 A 1 L M K J 1 I H M NOTE: T wo terminal choices ( HM1 or HM2 ) are provided for humidifier control. When the humidity setting is higher than the room humidity: HM1 turns off the humidif ier when the call for heat ends. HM2 powers the humidif ier an additional 30 seconds after the call for heat ends to [...]

15 HM1 6 Y G W HM2 RC RH HM1 W RH RC G Y HM2 6 A 1 L M K K J 1 I Relay 90-290Q or equivalent HM Figure 9 – Typical wiring diagram f or 120V humidifier system 1 From humidity system See page 9 for letter identification. Installation/Configuration[...]

16 Before turning power on to the system, the jumpers on the back of the thermostat must be configured to operate correctly with the system equipment. This thermostat is configured from the factory to operate a standard fossil fuel (gas, oil, etc.), forced hot air system with a single stage air conditioning compressor and fan. This is the correct c[...]

17 1 3 2 W922 W914 1 Clip for remote sense 2 3-pin connector 3 Clip for electric heat Figure 10 – Jumper locations Installation/Configuration[...]

18 Step Press Button(s) Displayed (F actory Default) Press or to select: COMMENTS 1 EMR (ON) OFF 2 SET CYCL HEA T (05) 02 - 40 Adjusts heat anticipation value (2 through 40) See page 20 3 SET CYCL COOL (12) 09 - 40 4 COOL F AN DELA OFF (01) 01 - 127 5 COOL F AN DELA ON (04) 01 - 05 6 COMP LOCK (OFF) ON 7 SYSTEM (HEA T -OFF-COOL-AUT O) HEA T -OFF , [...]

19 8 0 ˚ F (0) 5 LO to 5 HI 9 ( ˚ F) ˚ C 11 REMT SEN (OFF) ON Selects remote sensor OFF or ON See page 21 12 P ART LOCK (OFF) ON Selects partial keypad lock out OFF or ON See page 34 13 LOCK (OFF) ON Selects total keypad lock out OFF or ON See page 34 14 Adjusts humidity display higher or lower See page 36 10 BEEP (ON) OFF T urns beeper ON or OF[...]

20 This option allows the c ycle times in heating and cooling to be increased or decreased. The factory set v alues can be adjusted higher for longer cycles or lo wer for shorter cycles. The adjustment range for HEA TING is from 2 to 40. The factory preset is 5. The adjustment range for COOLING is from 9 to 40. The factory preset is ADJUSTABLE ANTI[...]

21 compressor and the fan to come on at slightly different times, which allo ws full power to the compressor on start up. The fan of f delay allows the f an to continue running after the compressor has shut off. This distributes the cooling that would otherwise stay trapped in the air conditioning coils through the ducts. Ideally the timing would b[...]

22 The remote sense feature will not work if the system does not pr ovide 24V to the thermostat (example: heating-only system or 3-wire zone valves). T o use a remote sensor, jumper W922 must be clipped (see figure 10) and the REMT SEN option in the configu- ration menu (on page 19) must be set to ON. NOTE away as 300 feet. The thermostat will use [...]

23 CHECK CHECK CHECK CHECK CHECK THERMOST THERMOST THERMOST THERMOST THERMOST A A A A A T OPERA T OPERA T OPERA T OPERA T OPERA TION (cont’ TION (cont’ TION (cont’ TION (cont’ TION (cont’ d.) d.) d.) d.) d.) raise the humidity setpoint (45% maximum) abov e the room humid- ity lev el. The humidifier should operate. If the humidity in the r[...]

24 PROGRAMMING MANU MANU MANU MANU MANU AL OPERA AL OPERA AL OPERA AL OPERA AL OPERA TION TION TION TION TION (Bypassing the Pr (Bypassing the Pr (Bypassing the Pr (Bypassing the Pr (Bypassing the Pr o o o o o g g g g g r r r r r am) am) am) am) am) Y our Comfort-Set 90 thermostat can be used to control temperature manually (without programming). F[...]

25 Programming 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 ADV . / DA Y 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 di[...]

26 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 [...]

27 Programming 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) [...]

28 7 Day Personal HEA T Program Schedule 1 Morning (MOR) 2 Day (D A Y) 3 Evening (EVE) 4 Night (NHT) 5 Start T ime 6 T emperature MON TUE WED THU FRI SA T SUN 1 5 6 5 6 5 6 5 6 2 3 4[...]

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

30 FEA TURES Humidistat Featur es: Adjustable Humidity Display ------ 3 6 Humidifier Maintenance Indicator --------------------------- 3 6 Humidifier Control and Monitoring ------------------------ 37 Programmable Automatic Humidity Reduction ------------- 37 Thermostat Featur es: Pushbutton Backlight --------------- 3 1 Factory Preprogramming ----[...]

31 Pushb Pushb Pushb Pushb Pushb utton Bac utton Bac utton Bac utton Bac utton Bac klight klight klight klight klight The large numbers and letters on your LCD screen make it easy to see. In lo w 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 butt[...]

32 Selecta Selecta Selecta Selecta Selecta b b b b b le Ener le Ener le Ener le Ener le Ener g g g g g y y y y y Mana Mana Mana Mana Mana g g g g g ement R ement R ement R ement R ement R eco eco eco eco eco v v v v v er er er er er y (EMR) y (EMR) y (EMR) y (EMR) y (EMR) EMR causes the thermostat to start operating the system early in order to mak[...]

33 Features Pr Pr Pr Pr Pr o o o o o g g g g g r r r r r amma amma amma amma amma b b b b b le F le F le F le F le F an Contr an Contr an Contr an Contr an Contr ol ol ol ol ol This feature allows you to ha ve your fan operate continuously through one or more programmed time periods. This is useful if you want constant air circulation in your locat[...]

34 display in low light conditions, and allow for armchair programming. CHECK BA TTERY will be displayed when the batteries are low . T o assure optimum performance, change batteries once a year or when CHECK B A TTER Y is displayed. When changing batteries, alw ays replace all three batteries with new “ AA” alkaline batteries (for optimum perf[...]

35 Features Compressor Compressor Compressor Compressor Compressor Shor Shor Shor Shor Shor t-Cy t-Cy t-Cy t-Cy t-Cy c c c c c le Pr le Pr le Pr le Pr le Pr otection. otection. otection. otection. otection. Y our thermostat can be configured to protect your system against premature compressor failure by “locking out” the compressor . This ensur[...]

36 be set anywhere from 0 to 1975 hours in 25 hour increments. A selection of 00 will cancel this feature. When CHCK HUMD is displayed, you can clear it by pressing HUM/ FL TR SER VICE button. This resets the timer and starts counting the hours until the next humidif ier maintenance. The following steps will allo w you to change the number of hours[...]

37 Features with respect to the humidifier’ s capability . Pr Pr Pr Pr Pr o o o o o g g g g g r r r r r amma amma amma amma amma b b b b b le le le le le A A A A A utoma utoma utoma utoma utoma tic tic tic tic tic Humidity R Humidity R Humidity R Humidity R Humidity R eduction. eduction. eduction. eduction. eduction. This feature automatically lo[...]

38 F AQs 1F97-391 1. My thermostat is reading in Celsius. How do I change it to Fahrenheit? 2. The display sho ws the word CHECK B CHECK B CHECK B CHECK B CHECK B A A A A A TTER TTER TTER TTER TTER Y Y Y Y Y . What does it mean? 3. How do I bypass (not use) the program? 4. What functions do the connecting terminals hav e on the subbase? Press PROGR[...]

39 FA Q s F AQs 1F97-391 5. My furnace (air condition- ing) cycles too f ast (slow). Is there an adjustment? 6. Why does the blo wer fan keep running after the system has shut off? The 1F97-391 1F97-391 1F97-391 1F97-391 1F97-391 has a feature called Adjustable Heating and Cooling Cycle times (also called Anticipation) that allows you to increase o[...]

40 F AQs 1F97-391 7. Do I hav e to program a stop time for each program period? 8. My display light does not work. Can it be f ixed or replaced? 9. Between Heating and Cooling seasons, I want to turn my system off. Will this change the program? 10. Do I hav e to reprogram my thermostat after I change the batteries? There is no need to select a time[...]

41 F AQs 1F97-391 11. Ho w can I get an extra copy of the Operating Manual for my thermostat? 12. What do I do if my system is not working properly and I need service? 13. What does CHCK CHCK CHCK CHCK CHCK HUMD HUMD HUMD HUMD HUMD on the display mean and how do I reset it? 14. When I push the Humidity Humidity Humidity Humidity Humidity button, it[...]

42 TR OUBLESHOO TING SYMPTOM POSSIBLE CAUSE CORRECTIVE ACTION No Heat/No Cool/No Fan (common problems) No Heat 1. Blown fuse or tripped circuit breaker . 2. Furnace power switch to OFF . 3. Furnace blower compartment door or panel loose or not properly installed. 1. Pilot light not lit. 2. Thermostat not set to Heat. 3. Loose connection to thermost[...]

43 SYMPTOM POSSIBLE CAUSE CORRECTIVE ACTION No Heat (cont.) No Cool 5. Heating system requires service or thermostat requires replacement. 1. Thermostat not set to Cool. 2. Loose connection to thermostat or system. 3. Cooling system requires service or thermostat requires replacement Diagnostic: Press the SY SY SY SY SY STEM STEM STEM STEM STEM but[...]

44 SYMPTOM POSSIBLE CAUSE CORRECTIVE ACTION Heat, Cool or Fan Runs Constantly Thermostat Setting and Thermostat Thermometer Disagree Thermostat Does Not Follo w Program 1. Possible short in wiring. 2. Possible short in thermostat. 3. Possible short in heat/cool/fan system. 4. Fan Switch is set to Fan On. 1. Thermostat thermometer setting requires a[...]

45 SYMPTOM POSSIBLE CAUSE CORRECTIVE ACTION Blank Display and/or Ke ypad Not Responding How do I change the room Humidity display? 1. V oltage spike or static discharge. 2. Battery change required. Replace batteries and check heat/cool system for proper operation. If a voltage spik e occurs, use the Reset Operation by pressing F F F F F AN AN AN AN[...]

PR OGRAMMING ------------------ 24 Schedule Sample Programs ----------------- 26 Personal Programs ---------------- 28 Set Clock ------------------------------- 2 4 Day --------------------------------- 24 Program ---------------------------- 2 4 System and Thermostat Diagnosis -------------------------- 35 Thermostat Startup After T otal Power Los[...]

Index[...]

NO NO NO NO NO TES TES TES TES TES[...]

NO NO NO NO NO TES TES TES TES TES[...]

PART NO. 37-6459A 0339 The Emerson logo is a trademark and ser vice mar k of Emerson Electric Co. White-Rodg ers is a division of Emerson Electric Co. Printed in U .S.A.[...]