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Summary of Contents for Aprilaire S86N MU
- Page 1 Thermostats HEATING SAFETY & INSTALLATION INSTRUCTIONS Model S86N MU Multi-Stage Universal Thermostat Model S86N MUPR Multi-Stage Universal Thermostat with IAQ READ AND SAVE THESE INSTRUCTIONS...
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Page 2: Table Of Contents
TABLE OF CONTENTS INSTALLATION INSTALLATION 3 SETUP AND TESTING 17 INSTALLATION LOCATION RECOMMENDATIONS Installation Location Recommendations 3... -
Page 3: Outdoor Temperature Sensor (Included With S86N Mupr Only)
OUTDOOR TEMPERATURE SENSOR (INCLUDED WITH S86N MUPR ONLY) FIGURE 1 – OUTDOOR TEMPERATURE SENSOR WIRING Outdoor temperature can be measured by attaching the included 8052 sensor to the T1 and T2 terminals The outdoor sensor must be enabled in the installer setup menu Heat pump models can use the outdoor temperature to effectively utilize the heat pump: •... -
Page 4: Remote Temperature Sensor (Optional)
REMOTE TEMPERATURE SENSOR (OPTIONAL) FIGURE 2 – REMOTE TEMPERATURE SENSOR WIRING A remote temperature sensor can be used for control if the thermostat is to be mounted in a concealed location or a remote sensor can be averaged with the thermostat sensor to control a large space. -
Page 5: Thermostat Mounting
THERMOSTAT MOUNTING POWER AND RESET OPTIONS 1. Remove the rear mounting plate The thermostat is powered from 24VAC In the case of power loss, the thermostat will maintain from the thermostat the clock for 2 hours The thermostat has a memory backup that saves the thermostat settings FIGURE 3 –... -
Page 6: Wiring Diagrams
WIRING DIAGRAMS 24VAC supply heating* FIGURE 4 – WIRING TERMINALS 24VAC supply cooling* First stage heat (conventional) / FIGURE 5 – SINGLE & MULTI First stage auxiliary (heat pump) JUMPER STAGE HEAT/COOL, ONE First stage cooling (conventional) / TRANSFORMER First stage compressor (heat pump) NOTE: Dashed lines represent wiring for multi Common... - Page 7 FIGURE 6 – FIGURE 7 – SINGLE JUMPER (REMOVE JUMPER) SINGLE & MULTI STAGE & MULTI STAGE HEAT SOURCE HEAT/COOL, (EX: BOILER) (EX: BOILER) HEAT PUMP, ONE TWO TRANSFORMER TRANSFORMER NOTE: Dashed lines NOTE: Dashed lines represent wiring for multi represent wiring for stage systems only multi stage systems...
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Page 8: Radiant & Heat/Cool, One Transformer
JUMPER FIGURE 8 – RADIANT FIGURE 9 – NC(2) NO(1) RADIANT JUMPER RADIANT & HEAT/COOL, ONE RADIANT & FLOOR FLOOR COM(3) TRANSFORMER 8024 HEAT PUMP, ONE 8024 COM(3) TRANSFORMER E/W2 E/W2 NO(4) COM(6) FURNACE HANDLER ODT/REMOTE ODT/REMOTE TEMP SENSOR TEMP SENSOR CONDITIONER OUTDOOR UNIT... -
Page 9: Setup And Testing 17
FIGURE 10 - INDOOR AIR QUALITY EQUIPMENT WIRING DIAGRAMS (S86N MUPR ONLY) SETUP AND TESTING DUCT MOUNTED EVAPORATIVE HUMIDIFIERS DEHUMIDIFIER (APRILAIRE SERIES 400, 500, 600, 700) (APRILAIRE SERIES 1800, e-SERIES) INSTALLER SETUP WIZARD AND INSTALLER INSTALLER SETTING MENU OPTIONS DESCRIPTION... -
Page 10: Hvac Installer System Settings Table
HVAC INSTALLER SYSTEM SETTINGS TABLE TABLE 1 – HVAC INSTALLER SYSTEM SETTINGS Factory default setting The following table contains the system settings and their details Default settings are shown in System setting Description (bold) and setting range bold The availability of some settings is dependent upon the value of other settings Number of Select number of compressor stages Compressor Stages... -
Page 11: Settings
TABLE 1 – HVAC INSTALLER SYSTEM SETTINGS TABLE 1 – HVAC INSTALLER SYSTEM SETTINGS Factory default setting Factory default setting System setting Description (bold) and setting range System setting Description (bold) and setting range Select No to skip the rest of the 3°F (1.5°C) Advanced HVAC DeadBand... - Page 12 TABLE 1 – HVAC INSTALLER SYSTEM SETTINGS TABLE 1 – HVAC INSTALLER SYSTEM SETTINGS Factory default setting Factory default setting System setting Description (bold) and setting range System setting Description (bold) and setting range Outdoor 1 = more rapid staging of equipment Enable or disable high balance point Enabled Temperature High...
- Page 13 INDOOR AIR QUALITY SYSTEM SETTINGS TABLES (S86N MUPR ONLY) TABLE 1 – HVAC INSTALLER SYSTEM SETTINGS Factory default setting The following tables contain the Indoor Air Quality system settings and their details Default System setting Description (bold) and setting range settings are shown in bold The availability of some settings is dependent upon the value of 90°F (32°C) Select the maximum heating set point...
- Page 14 TABLE 2 – HUMIDIFIER SYSTEM SETTINGS (S86N MUPR ONLY) TABLE 2 – HUMIDIFIER SYSTEM SETTINGS (S86N MUPR ONLY) Factory default setting Factory default setting System setting Description (bold) and setting range System setting Description (bold) and setting range Outdoor Selects when humidification is allowed to occur relative to heating and fan operation Remote Selects how the external temperature...
- Page 15 TABLE 2 – HUMIDIFIER SYSTEM SETTINGS (S86N MUPR ONLY) TABLE 3 – DEHUMIDIFIER SYSTEM SETTINGS (S86N MUPR ONLY) Factory default setting Factory default setting System setting Description (bold) and setting range System setting Description (bold) and setting range NOTE: Dehumidifier control can only be set to Whole Home if ventilation and humidification 150h Valve are not enabled.
- Page 16 TABLE 3 – DEHUMIDIFIER SYSTEM SETTINGS (S86N MUPR ONLY) TABLE 4 – AIR CLEANING SYSTEM SETTINGS (S86N MUPR ONLY) Factory default setting Factory default setting System setting Description (bold) and setting range System setting Description (bold) and setting range Disabled Selects if an air cleaner is installed (If set to No, Dehumidifier Enable or disable the Dehumidifier Service...
- Page 17 TABLE 5 – FRESH AIR VENTILATION SYSTEM SETTINGS (S86N MUPR ONLY) TABLE 5 – FRESH AIR VENTILATION SYSTEM SETTINGS (S86N MUPR ONLY) System Factory default setting System Factory default setting setting Description (bold) and setting range setting Description (bold) and setting range NOTE: Ventilation can only be installed if humidification is not enabled and dehumidifier (Calculated Minutes per Hour) Manual adjustment of Calculated Minutes per...
- Page 18 TABLE 5 – FRESH AIR VENTILATION SYSTEM SETTINGS (S86N MUPR ONLY) TABLE 5 – FRESH AIR VENTILATION SYSTEM SETTINGS (S86N MUPR ONLY) System Factory default setting System Factory default setting setting Description (bold) and setting range setting Description (bold) and setting range Low Vent RH Sets the ventilation indoor RH lockout limit (Only Enables high mixing temperature...
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Page 19: System Test Menu 36
SYSTEM TEST MENU QUICK REFERENCE TO CONTROLS & DISPLAY The system test menu is used to test a system after installation The Installer Test can be accessed HOME SCREEN from the Installer Menu. All equipment outputs that are configured in the installer settings can be turned on and off for testing equipment Minimum on and off times are not enforced while in this mode The instructions below show how to enter the test mode and turn outputs on and off ENTER THE SYSTEM TEST MENU... - Page 20 Main Menu 11:11 AM ROOM Heat Blast Mode TEMPERATURE Humidifier Hold Dehumidifier Schedule 84° Ventilation INDOOR RH% Heat Blast Indoor RH Outside (EXCEPT S86N MU) Air Cleaning Vacation OUTDOOR Settings TEMPERATURE Item availability based on installed options and thermostat model.
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Page 21: Troubleshooting 40
FAN DOES NOT TURN ON IN A CALL FOR HEAT “HEATING” IS NOT DISPLAYED TROUBLESHOOTING • Check System Setting (Fan Control in • Check System Setting (Control Setup) is set Heating), to make sure the fan control is correctly DISPLAY IS BLANK TEMPERATURE SETTINGS DO NOT CHANGE properly set to match the type of system •... -
Page 22: Error Codes
ERROR CODES THERMOSTAT FEATURES If the thermostat enters an error mode, all outputs are turned off The thermostat attempts to • Indoor air quality control (S86N MUPR only) • Air filter, humidifier, dehumidifier, and HVAC recover every 10 minutes service reminders −... -
Page 23: Specifications 44
10% to 50% RH 10A (single output) Current Maximum surge current: 5A B2208833C • 61001884 • 7.22 © 2022 AprilAire | aprilairepartners.com | 800.334.6011 U.S. Patent Numbers 8,146,376, 8,596,078, 9,874,366 and other patents pending. AprilAire reserves the right to change specifications without notice.
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