Instruction/ maintenance manual of the product 1F95-0671 White Rodgers
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Blue Univ er sal T her mostat with Automa tic Heat/Cool Changeo v er Option Model Programming Choices 1F95-0671 7 Day 5/1/1 Day Non-Programmab le www .
2 Remove Old Thermostat Bef ore removing wires from old thermostat, mar k wires f or terminal identifi cation so the proper connections will be made to the new thermostat. Installing New Thermostat 1. Pull the thermostat body off the ther mostat base.
3 WIRING DIA GRAMS Figure 2 – Single Stage or Multi-Stage System (No Heat Pump) with Single T ransf ormer Single Stage 1 (SS1) Multi- Stage 2 (MS2) O Energized Constantly in Cool Mode B Energized Co.
4 Single Stage 3-wire Zone V alve application Blower/Circulator Fan Energized Opens Va l v e (4) Constant 24 V olt (Com- mon) 24 V olt (Hot) Cool System 6 Y W C RC CLASS II TRANSFORMER HOT 24V AC NEUT.
5 Programming and Confi guration Items 1 "System On" indicates when heating or cooling stage is energized. "System On +2" indicates when addi tional stages are on. 2 The word " Hold" is displayed when the thermostat is in the HOLD mode.
6 INST ALLER/CONFIGURA TION MENU Thermostat must be in Heat, Cool or Auto. Press and hold the Menu button for at least 5 seconds. The display will show item #1 in the table below . Press Menu to advance to the next menu item. Press or to change a menu item options.
7 INST ALLER/CONFIGURA TION MENU 21 20 18 MENU dS (On) Off Selects A utomatic Daylight Sa ving Time option 22 21 19 MENU (OFF) K eypad Lock out L, P , Limit Selects one of 3 K eypad Lock out confi gu.
8 INST ALLER/CONFIGURA TION MENU 5, 6 & 7) Cycle Rate Selection – The f actor y def ault setting for Heat and Cool modes, SS1, MS2, is medium cycle (ME). F or Heat Pump , HP1, HP2, the default setting is medium (ME). For Emer (A ux) the default setting is f ast cycle (F A).
9 INST ALLER/CONFIGURA TION MENU 24) Limited Cool Range – This f eature provide a minimum setpoint temperature f or cool. The default setting is 45°F .
10 T o pre vent compressor and/or property damage, if the outdoor temperature is below 50°F , DO NO T operate the cooling system. CAUTION ! Cooling System 1. Press SYSTEM b utton to select Cool. 2. Press to adjust thermostat setting below room tem- perature.
11 PR OGRAMMING Energy Sa ving Factory Pre-Pr ogram The 1F95-0680 thermostats are programmed with the energy saving settings sho wn in the table belo w for all da ys of the week. If this program suits y our needs, simply set the ther mostat clock and press the RunSched b utton.
12 A utomatic Daylight Sa ving Calculation The Real Time Clock will adjust automatically f or da ylight sav- ings time, in the f ollowing manner : Increment one hour at 2 AM on the second Sunda y of March and decrement one hour at 2 AM on the fi rst Sunda y of No- vember .
13 Wired Remote T emperature Sensing One remote temperature sensor can be installed indoor or outdoor and connected to the thermostat by a maximum cable length of 100 meters (300 f eet). T er minals +, S and - on the terminal block allo w connection of the remote sensor .
14 Symptom P ossible Cause Corrective Action No Heat/No Cool/No Fan (common problems) 1. Blown fuse or tripped circuit breaker . 2. Fur nace power s witch to OFF . 3. Fur nace blo wer compar tment door or panel loose or not properly installed. 4. Loose connection to ther mostat or system.
15 NO TES.
www.white-rodgers.com White-Rodgers is a division of Emerson Electric Co. The Emerson logo is a trademark and ser vice mark of Emerson Electric Co. HOMEO WNER HELP LINE: 1-800-284-2925.
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