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Big Blue Humidity Universal Thermostat
with Humidity/Dehumidity Control and
Automatic Heat/Cool Changeover Option
Single Stage, Multi-Stage, Heat Pump
Installation and Operating Instructions
Save these instructions for future use!
FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS
Model Programming Choices
CAREFULLY BEFORE INSTALLING OR OPERATING THIS
CONTROL COULD CAUSE PERSONAL INJURY AND/OR
7 Day 5+1+1 Day Non-Programmable
1F95-1291
PROPERTY DAMAGE.
APPLICATIONS
1F95-1291 Humidity Control Tou
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INSTALLATION Thermostat Power Method Switch Position/Description WARNING ! Battery Powered, no 24 Switches "On", thermostat Thermostat installation and all components of the Volt system power available. runs on batteries. control system shall conform to Class II circuits per Hardwired with Battery Switches "On", thermostat the NEC code. Back-up, for 24 Volt systems runs on power directly from with common connection from transformer with battery back- transformer to "C" terminal up. Remove
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WIRING DIAGRAMS Figure 2 – Single Stage or Multi-Stage System (No Heat Pump) with Single Transformer System RC RH CY Y2 W/E W2 G O/B 6L Single Stage 1 Call for cool No Output Call for heat No output Installer (SS1) Configuration Fault or System Menu selects 24 volt Malfunction “O” or “B” for common Blower/Circulator fan Indicator for changeover Power closed (optional energized on a call Heat Pumps 24 volt 24 volt function. Set connection for for system with “L” terminal for cool or Fan O
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WIRING DIAGRAMS Figure 4 – Humidity and Sensors + - HM DHM S De-energizes on call for Humidification Terminal, Supply voltage Supply voltage Remote Dehumidification to Energizes on call for to remote to remote temperature lower the fan speed. heat if Humidity setpoint temperature temperature sensor signal The DHM terminal is is above room humidity. sensor sensor only used on systems Can also be used to with a compatible provide humidification dehumidification feature independent of
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THERMOSTAT QUICK REFERENCE Home Screen Description Figure 8 – Home Screen Display Room Temperature Day of Week Set Temperature/Humidity Time of Day Note: If is displayed, the Temperature thermostat is battery powered. UP/Down used for System When battery power remaining modifying setpoint Switch is approximately half, will as well as to be displayed. If the home is navigating the menus going to be unoccupied for an extended period (over 3 months) Fan Press to view and
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INSTALLER/CONFIGURATION MENU To enter the menu: Press the Menu touch key. Press and hold for 5 seconds the Installer Config touch key. This displays screen reference #1 in the table below. Screen Reference numbers appear in top right corner of display. Press to advance to the next menu item or to return to a previous menu item. Press or to change a menu item option. Shaded items are not available if selected for Non-Programmable. Write the options selected in the "Option Selected" column
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INSTALLER/CONFIGURATION MENU CONFIGURATION MENU Screen Displayed Press or SS1 HP1 Press Option Reference Factory Comments to select from MS2 HP2 key Selected Number (Default) listed options 33 (35) dF -5 - 50 Selects Dual Fuel setpoint (°F), dF selected On with outdoor sen- sor available. 34 (05) dF 0 - 09 Selects Dual Fuel setpoint (°F), dF selected On with no outdoor sensor. 35 (60) Cd 0-99 Selects compressor off delay in seconds, dF selected On 36 (80) AO -5 - 79 Selects Auxili
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INSTALLER/CONFIGURATION MENU a time delay built in and do not require this feature to be humidity allowing a slightly higher temperature to feel activated in the thermostat. Your compressor manufactur- comfortable. As the peak load subsides, this feature also er can tell you if this lockout feature is already present in takes advantage of the air conditioner's increased capacity their system. When the thermostat compressor time delay under more efficient conditions to gradually reduce the of
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INSTALLER/CONFIGURATION MENU Skip this step and continue through the remainder of the pump system versus your auxiliary system relative to the configuration menu if you require an Air Filter Change thermostat adjustment. The higher the number the sooner out indicator or Humidifier Pad Change out indicator by the auxiliary stage energizes for better comfort. The lower pressing the key to advance. the number the longer period of time before auxiliary is Return to this point when you are
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INSTALLER/CONFIGURATION MENU “HM” terminal) if the actual humidity is below the humid- again. This dehumidification feature may use more energy ity set point. The display indicates AH. Pressing the by making dehumidification a priority initiating a call for key will cycle the display from OFF to H (feature enabled cooling if humidity is 2% above desired setting. This in Heat mode) to C (feature enabled in Cool mode) to A feature may also over-cool the condition space by up to 3 (feature en
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OPERATING YOUR THERMOSTAT Fan On selection runs the fan continuously for increased air Emergency Mode circulation or to allow additional air cleaning. Applies only to Heat Pump Systems Tip: Running the fan more frequently will increase your Emergency Heat (System EM Position) bypasses the Heat energy consumption. Most systems use a 1/2 or 1/3 HP Pump to use the heat source wired to terminal W/E, W2 on electric motor to power the fan. the thermostat. EM is typically used when compressor op
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PROGRAMMING Fill in the blank schedule on the next page then: Set Current Time and Day 1. Press Menu key to enter installer menu. Then press Enter the Heating Program Set Time once to indicate hour & AM or PM designation 1. Press the Menu key and then press Set Schedule. Press in clock display. SYSTEM key to select "Heat" in the system switch area 2. Press and hold either the or touch key until you indicating the active mode being programmed. You can reach the correct hour and AM or
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PROGRAMMING Cooling Example: Programmable Fan Option In the Set Schedule mode, the Fan key is used to select the 1. In cool, press Auto Schedule once. fan operation during a program period. The default state of 2. Press or to select a comfortable cooling tempera- the Fan key is FAN Auto (fan runs during a call for cool but ture (example 75°). not on a call for heat). It can be changed to FAN Prog (fan 3. Press Auto Schedule again. Your thermostat is now pro- runs during a program period)
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PROGRAMMING Worksheet for Re-Programming 5+1+1 and 7 Day Program Heating Wake Up Leave For Work Return Home Go To Bed Program (Morning) (Day) (Evening) (Night) Fan Fan Fan Fan 6:00 AM 70°F Auto 8:00 AM 62°F Auto 5:00 PM 70°F Auto 10:00 PM 62°F Auto MON TUE WED THU FRI 6:00 AM 70°F Auto 8:00 AM 62°F Auto 5:00 PM 70°F Auto 10:00 PM 62°F Auto SAT 6:00 AM 70°F Auto 8:00 AM 62°F Auto 5:00 PM 70°F Auto 10:00 PM 62°F Auto SUN Cooling Wake Up Leave For Work Return Home Go To Bed Program (Morning) (Da
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PROGRAMMING Averaging or Weighting Remote Sensors Dual Fuel Temperature Setpoint The thermostat will weight or average the temperature of the When the thermostat is configured for Heat Pump mode and indoor remote sensor with the local sensor in the thermostat the Dual Fuel feature is selected on, the thermostat can moni- for each program period. The averaging will be active only tor the outside temperature using remote sensor F145-1378 when the local sensor and the indoor remote sensor ar
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TROUBLESHOOTING Reset Operation Note: If a voltage spike or static discharge blanks out the display or causes erratic thermostat operation, you can reset the thermostat by removing the thermostat from the wall plate and removing batteries for 2 minutes. After two minutes, replace the batteries and replace thermostat on wall plate. If the thermostat has been reset and still does not function correctly contact your heating/cooling service person or place of purchase. Symptom Possible Cause Co
