Instruction/ maintenance manual of the product 1F95-1291 Emerson Process Management
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Model Programming Choices 1F95-1291 7 Day 5+1+1 Day Non-Programmab le www .white-rodgers .com www .emersonclimate .com Big Blue Humidity Univ er sal T her mostat with Humidity/Dehumidity Control and Automa tic Heat/Cool Changeo v er Option P ART NO .
2 Remove Old Thermostat Bef ore removing wires from old thermostat, mar k wires f or terminal identification 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 ransformer Single Stage 1 (SS1) Multi Stage 2 (MS2) System RC RH CY Y2 W/E W2 G O/B 6L CLASS II TRANSFOR.
4 If you ha v e a single stage compressor system see the dia- gram belo w . A relay (customer provided) should be installed as shown in Fig 7 to s witch the fan speed to the ne xt lower speed on a call f or dehumidification from the ther mostat. The reduction in air flow allo ws the coil to remov e more humidity from the air .
5 Programming and Configuration Items 1 Displa ys and "Keypad Loc kout" when in ke ypad lock out mode. Displa ys and "T emperature Limit" and "Keypad Lock out" when limited range is activ ated and lock ed. Displa ys only "T emperature Limit" when limited range is activated.
6 INST ALLER/CONFIGURA TION MENU T o enter the menu: Press the Menu touch k ey . Press and hold f or 5 seconds the Installer Config touch ke y . This displays screen ref erence #1 in the table belo w . Screen Reference numbers appear in top right corner of display .
7 INST ALLER/CONFIGURA TION MENU 1. This control can be configured for: MS2 – Multi-Stage System (2 heat/2 cool) HP1 – Heat Pump with one stage of compressor (2 heat/1 cool) HP2 – Heat Pump wit.
8 a time dela y built in and do not require this f eature to be activated in the thermostat. Y our compressor manuf actur- er can tell you if this loc kout f eature is already present in their system. When the ther mostat compressor time dela y is activated, it will flash the set point f or up to five minutes .
9 Skip this step and continue through the remainder of the configuration menu if y ou require an Air Filter Change out indicator or Humidifier P ad Change out indicator by pressing the key to adv ance.
10 “HM” terminal) if the actual humidity is below the humid- ity set point. The display indicates AH . Pressing the ke y will cycle the displa y from OFF to H (f eature enabled in Heat mode) to C (f eature enabled in Cool mode) to A (f eature enabled to A uto mode) and back to OFF .
11 Emergency Mode Applies only to Heat Pump Systems Emergency Heat (System EM P osition) bypasses the Heat Pump to use the heat source wired to terminal W/E, W2 on the thermostat. EM is typically used when compressor opera- tion is not desired, or you pref er back-up heat only .
12 PR OGRAMMING Set Current Time and Day 1. Press Menu ke y to enter installer menu. Then press Set Time once to indicate hour & AM or PM designation in clock displa y . 2. Press and hold either the or touch k ey until y ou reach the correct hour and AM or PM designation.
13 PR OGRAMMING Planning Y our Program – Important The Heating and Cooling Program schedules belo w allow y ou to pencil in your o wn program times and temper atures. The 1F95-1291 comes configured f or 7 day prog ramming and can also be configured f or 5+1+1 programming (see configur a- tion section).
14 PR OGRAMMING Cooling Program W ake Up (Morning) Fan Leave For W ork (Day) Fan Return Home (Evening) Fan Go T o Bed (Night) Fan MON 6:00 AM 75°F A uto 8:00 AM 83°F A uto 5:00 PM 75°F Auto 10:00 P.
15 PR OGRAMMING TR OUBLESHOO TING A veraging or Weighting Remote Sensor s The thermostat will weight or av erage the temperature of the indoor remote sensor with the local sensor in the thermostat f or each program period.
White-Rodgers is a business 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 Symptom P ossible Cause Corrective Action No Heat/No Cool/No Fan (common problems) 1. Blown fuse or tripped circuit breaker .
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