White Rodgers 1F92W-71 manual

OPERA TION GUIDE Multi-stage/Heat Pump Electronic Digital Thermostat 1F92W -71 WHITE-RODGERS Operator: Save this booklet for future use![...]

2 About Y our New Thermostat . . . Please read this manual thoroughly before operating or programming your thermostat. If you have questions, contact us at the address shown on the back cover of this manual. Your new White-Rodgers Digital Multi-stage/Heat Pump Thermostat uses the technology of a solid-state microcomputer to provide precise time/tem[...]

3 In This Guide . . . Operator: Save this booklet for future use! YOUR NEW THERMOSTAT'S FEATURES ........................................... 4 OPERATING YOUR THERMOSTAT ........ 5 PARTS OF THE THERMOSTAT The Back Of the Thermostat Body The Display The Thermostat Buttons OPERATING FEATURES PROGRAMMING YOUR THERMOSTAT ...........................[...]

4 YOUR NEW THERMOST A T’S FEA TURES • Five-day/two-day programming capability • Simultaneous heat and cool program storage • Four separate time and temperature set- tings per 24-hour period • Up to 3 stages of heat and up to 2 stages of cool • Computed Energy Management Recov- ery (EMR) • Automatic changeover (operator select- able) ?[...]

5 OPERA TING YOUR THERMOST A T Before you begin programming your new ther- mostat, you should be familiar with its features and with the display and the location and operation of the thermostat buttons. The infor- mation in this section will help you become familiar with your thermostat so that you can easily program it. Your thermostat consists of[...]

6 PARTS OF THE THERMOSTAT The Back of the Thermostat Body Turn the thermostat body over. On the back are the 9 volt Energizer ® alkaline battery and the option switches. 1. The 9 volt Energizer ® alkaline battery pro- vides power to the thermostat when the 24 VAC power is interrupted (for example, when you remove the thermostat from the wall for [...]

7 Press SYSTEM HEAT-OFF-COOL-AUTO to turn thermostat OFF before removing thermostat from the wall to replace the battery. 2. You may adjust option switch #4 for auto- matic changeover from heating to cooling (see OPERATING FEATURES ). CAUTION ! BACK OF THERMOSTAT BODY Option switches 9-pin connector 4-pin connector Battery W18[...]

8 Other than and , the buttons are located behind the thermostat door. To open the door, use your fingernail in the indentation at the top center of the door. Pull the door out, then swing the door down on its hinges. Following are brief descriptions of the display and the thermostat buttons. The Display 1 Continuously displays system mode ( HEAT ,[...]

9 1 2 3 4 6 6 2 DAY 5 DAY 2 3 5 4 FAN FAN BAT 5 DAY FAN EMER. PUMP MALF. AUX. TIME FWD SYSTEM HEAT-OFF-COOL-AUTO SET CLOCK VIEW PRGM HOLD TEMP TIME BACK FAN ON - AUTO SET DAY RUN PRGM ADV PRGM[...]

10 The Thermostat Buttons and Lights 7 Sets the system mode ( HEAT ing, EMER gency backup, OFF , COOL ing, or AUTO matic changeover [user selectable feature]). 8 Selects fan operation (see #6, above). This button is also used to program the fan to run continuously during a program pe- riod. 9 Runs display forward or backward through time, day, or a[...]

11 heat pump system malfunction (refer to heat pump manufacturer's operating manual). A continuous (non-flashing) PUMP light indicates that the heat pump compressor is functioning — a flashing PUMP light indicates that the compressor is locked out. AUX light indicates that the auxiliary system is operating. 10 11 12 13 14 15 16 17 9 7 8 5 DA[...]

12 OPERATING FEATURES Now that you are familiar with the thermostat display and buttons, read the following infor- mation to learn about the many features of the thermostat. • COMPUTED ENERGY MANAGEMENT RECOVERY (EMR) - The thermostat's microcomputer automatically calculates the time it will take to change the tempera- ture to the next progr[...]

13 Automatic Changeover (ON) Switch #1 set at installation ( DO NOT CHANGE ) Switch #2 set at installation ( DO NOT CHANGE ) Switch #3 set at installation ( DO NOT CHANGE ) Switch #4 ON In the AUTO mode, the thermostat will not allow the temperature separation between the highest heat setting and the lowest cool setting to be less that 1 ° F. For [...]

14 conservation when the building is unoccu- pied for an extended period of time. • ° F/ ° C CONVERTIBILITY — Press TIME FWD and TIME BACK at the same time until the tem- perature display is in ° C (Celsius). To display ° F , repeat the process. • ADJUSTABLE HEATING AND COOL- ING CYCLE TIMES (ANTICIPATION) — If the heating/cooling syste[...]

15 To adjust HEAT anticipation, press SET CLOCK and SET DAY at the same time. The display will show HEAT 18 . You may select any anticipation setting from 4 to 40 (note that for add-on heat pump systems, a mini- mum anticipation of 10 is recom- mended) . When you adjust anticipation, increase or decrease the displayed num- ber by only one or two di[...]

16 • AUDIO PROMPTING — Each time you press a button, the thermostat will beep. • BACKLIT DISPLAY — When you press any button on the thermostat, the display is lit for approximately eight seconds (this feature works only when the thermostat is attached to the wall and 24 VAC power is present to the thermostat). • COMPRESSOR SHORT CYCLE PRO[...]

17 due to crankcase oil temperature change. This thermostat has a built-in time delay of one hour less than the power loss (up to 12 hours). When power is restored to the system, heaters in the system will begin to heat the crankcase oils. The thermostat's time delay will lock out the compressor to prevent its operation until the compressor oi[...]

18 PROGRAMMING YOUR THERMOST A T PROGRAMMING Now you are ready to program your thermo- stat. This section will help you plan and pro- gram your thermostat to meet your needs. For maximum comfort and efficiency, keep the following guidelines in mind when planning your program. • When heating (cooling) your building, pro- gram the temperatures to b[...]

19 the thermostat in your home, answer ques- tions 5 through 8. Keep in mind that you should plan for both weekday and weekend programs. FOR COMMERCIAL APPLICATIONS: 1a. What time does the first person arrive at the building in the morning? b. What temperature should the building be at this time? (heating? cooling?) These will be your MOR (morning)[...]

20 6a. What time does the last person leave the house in the morning? b. What temperature should the house be at this time? These will be your DAY tem- perature settings. 7a. What time does the first person arrive home in the evening? b. What temperature should the house be at this time? These will be your EVE (evening) temperature settings. 8a. Wh[...]

21 To operate properly in the AUTO mode, there must be a minimum 1 ° F separation between the highest heat temperature and the lowest cool temperature (see diagram below). Determine the time periods and heating and cooling temperatures for your weekday pro- gram. You must program 4 periods for each day ( MOR , DAY , EVE , and NHT ). However, you m[...]

22 WEEKDAY (5 DAY) WEEKEND (2 DAY) Start Time Temperature Start Time Temperature MOR HEAT DAY HEAT EVE HEAT NHT HEAT MOR COOL DAY COOL EVE COOL NHT COOL Heating/Cooling Schedule Plan[...]

23 WEEKDAY (5 DAY) WEEKEND (2 DAY) Start Time Temperature Start Time Temperature MOR HEAT DAY HEAT EVE HEAT NHT HEAT MOR COOL DAY COOL EVE COOL NHT COOL SAMPLE Heating/Cooling Schedule Plan 5:30 AM 8:00 AM 4:30 PM 11:00 PM 8:00 AM 12:00 PM 4:30 PM 11:00 PM 7:30 AM 2:00 PM 6:00 PM 12:00 AM 8:00 AM 2:00 PM 6:00 PM 12:00 AM 68 ° 66 ° 70 ° 66 ° 76 [...]

24 ENTERING YOUR PROGRAM Follow these steps to enter the heating and cooling programs you have selected. We recommend that you remove the thermo- stat from the wall for programming (especially for entering cooling programming). A fresh 9 volt Energizer ® alkaline battery must be in- stalled to perform off-wall programming. BE SURE TO PRESS SYSTEM [...]

25 5. Press SET DAY once. The display will show the day of the week as an abbreviation ( MO for Monday, TU for Tuesday, etc.). 6. Press and hold either TIME FWD or TIME BACK until you reach the current day of the week. 7. Press RUN PRGM once. The display will show the correct time and room temperature alternately. Enter Heating Program During progr[...]

26 This display window shows that for the weekday MOR period, the start time is 5:00 AM, and 64 ° is the programmed tem- perature (this example reflects factory pre- programming). 3. To change the displayed start time to your selected start time for weekday MOR heat program, press TIME FWD or TIME BACK until your selected time is displayed. The ti[...]

27 Enter Cooling Program If outside temperature is below 50 ° F, we recommend that you remove the thermostat from the wall before pro- ceeding with the following steps to pro- gram cooling temperatures. Personal injury or property damage may occur due to air conditioner compressor slug- ging. A fresh 9 volt Energizer ® alkaline battery must be in[...]

28 4. Press SYSTEM HEAT-OFF-COOL-AUTO until COOL is displayed. 5. Repeat step 2 to check cooling tempera- tures. 6. Press RUN PRGM to begin program operation. YOUR THERMOSTAT IS NOW COM- PLETELY PROGRAMMED AND READY TO AUTOMATICALLY PROVIDE MAXIMUM COMFORT AND EFFICIENCY! Press SYSTEM HEAT-OFF-COOL-AUTO until OFF is displayed. Reattach thermostat t[...]

29 QUESTIONS AND ANSWERS 1. How can I permanently change a part of my program? Press VIEW PRGM until you reach the time/tem- perature schedule you want. Then press or and TIME FWD and TIME BACK to change the program. See PROGRAMMING YOUR THERMOSTAT . 2. How can I have no change in tempera- ture from one time period to another? Simply select the sam[...]

30 want to stop programming at this point, press RUN PRGM to start the normal program function. See PROGRAMMING YOUR THERMOSTAT . 4. What happens if the electricity goes off or is manually shut off? If you have not installed a 9 volt alkaline battery, the display will go blank and the program will be lost in approximately one minute. When electrici[...]

31 a spark discharge when you touch the thermostat. This may cause the program to be lost or the thermostat to display incorrectly. To correct this, remove the thermostat from the wall and disconnect the battery. Wait about one minute, then reconnect the battery. The thermostat will revert to the factory preset program until you reprogram the therm[...]

32 8. Why doesn’t the display light come on when I press a button? Why don’t I hear a beep when I press a button? The display light and audio prompting (beep) only work when the thermostat is on the wall and 24 VAC power is present to the thermostat. These features will not work on battery power alone. See OPER- ATING YOUR THERMOSTAT . 9. The d[...]

33 If the outside temperature is below 50 ° F, DO NOT use to move the tempera- ture below the setpoint temperature. Property damage may result due to compressor operation in cold weather. 12. Why doesn’t the temperature change at the time I programmed? There may be a number of causes for this situation. The following are primary rea- sons. • T[...]

34 13. Why does the blower fan keep running after the system has turned off? • You have programmed the fan to run continuously during this period. See PROGRAMMING YOUR THERMO- STAT . • The blower delay feature is operating. This energy saving feature continues to blow conditioned air through the ducts after the system has turned off, rather tha[...]

35 16. I live in an area where daylight savings time is observed. How do I change the thermostat clock twice a year without affecting thermostat programming? To change your clock, follow the instruc- tions for setting current time and day. See ENTERING YOUR PROGRAM . Thermo- stat programming is not affected when you change the clock. 17. Do I have [...]

Part No. 37-5054B Replaces 37-5054A 9613 If you need further information about this product, please write to White-Rodgers Division, Emerson Electric Co. 9797 Reavis Road St. Louis, MO 63123-5398 Attn: Technical Service Department[...]