Aprilaire 8840 Safety & Installation Instructions
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Also See for 8840:
- Owner's manual (39 pages) ,
- Safety & installation instructions (13 pages) ,
- Owner's manual (44 pages)
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Thermostat
SAFETY & INSTALLATION
INSTRUCTIONS
Model 8840
Touch Screen Wi-Fi Automation
Thermostat with Integrated
Indoor Air Quality Solutions
Thermostat Location
Recommendations 2
(Optional) 4
(Included) 6
Optional Wireless Outdoor
(Optional) 7
(Optional) 7
Conventional Heat/Cool
Single Transformer 8
Conventional Heat/Cool
Two Transformer 8
Heat Pump Single Transformer 9
Heat Pump Two Transformer 9
Indoor Air Quality Wiring with
Separate Transformers 10
Indoor Air Quality Wiring with
a Single Transformer 10
TABLE OF CONTENTS
& DISPLAY 20
Indoor Air Quality System
Dehumidifier System Settings 16
Fresh Air System Settings 17-18
WiFi Setup 19
Product Info &
Digital Manual
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Summary of Contents for Aprilaire 8840
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Page 1: Table Of Contents
Thermostat SAFETY & INSTALLATION INSTRUCTIONS Model 8840 Touch Screen Wi-Fi Automation Thermostat with Integrated Indoor Air Quality Solutions TABLE OF CONTENTS INSTALLATION 2 POWER &... -
Page 2: Installation
INSTALLATION EQUIPMENT CONTROL MODULE FIGURE 2 MOUNTING The equipment control module has the THERMOSTAT LOCATION RECOMMENDATIONS following features to simplify mounting and wiring and provide for a clean and Thermostat should be mounted: neat installation • On an interior wall, in a frequently occupied space •... -
Page 3: Support Module Wiring (Optional)
90-2282 VENT Ventilation NOTE: Support modules should be wired Electronic Air Cleaner 8083 with CAT-5 wire The total length of wire for Module Red Black Yellow Green all support modules should not exceed 8840 1000 feet Thermostat... -
Page 4: Outdoor Temperature Sensor
UV lights as this may cause the sensor to report false temperature readings • Using less than 300 feet of wire 1. Locate the AprilAire Model 8052 sensor in the supply trunk, after the heat exchanger • Do not route wires along... -
Page 5: Hvac Wiring Diagrams
HVAC WIRING DIAGRAMS FIGURE 16 – HEAT PUMP SINGLE TRANSFORMER (USE JUMPER WIRE) FIGURE 14 – CONVENTIONAL HEAT/COOL SINGLE TRANSFORMER (USE JUMPER) THERMOSTAT HEAT PUMP TRANSFORMER TRANSFORMER THERMOSTAT 1st HEATING 2nd HEATING 1st HEATING REVERSING VALVE 1st COMPRESSOR 2nd HEATING 2nd COMPRESSOR 3rd HEATING REVERSING VALVE... -
Page 6: Indoor Air Quality Wiring Diagrams
Description (bold) and setting range CLOSED DAMPER Selects if the thermostat connects with an Automation System Connection Type automation system or an AprilAire account AprilAire Cloud PILOT RELAY FOR Installer This selection only effects the installer setup Fahrenheit 120 VAC TO EAC... -
Page 7: Thermostat System Settings
TABLE 2 – THERMOSTAT SYSTEM SETTINGS TABLE 2 – THERMOSTAT SYSTEM SETTINGS Factory default setting Factory default setting System setting Description (bold) and setting range System setting Description (bold) and setting range NOTE: Equipment Type related settings will Heat/Cool Display Heat Blast Select if the Heat Blast button is Equipment Type return to defaults if this is changed... -
Page 8: Settings Tables
1 per season The use of an outdoor temperature sensor (recommended) enables additional Indoor Air 2 per season Quality functionality October Please refer to the Model 8840 Owner’s Manual for further information about thermostat November features December January NOTE: Refer to manuals for humidifier, dehumidifier, air cleaner, and ventilation products for... -
Page 9: Air Cleaning System Settings
TABLE 4 – DEHUMIDIFIER SYSTEM SETTINGS TABLE 6 – FRESH AIR SYSTEM SETTINGS Factory default setting Factory default setting (bold) System setting Description (bold) and setting range System setting Description and setting range Selects if a dehumidifier is installed. (If set None Selects if ventilation is installed (If set to Dehumidifier Type Fresh Air Vent to None, no other dehumidifier settings will... -
Page 10: Installer System Test
WI-FI SETUP TABLE 6 – FRESH AIR SYSTEM SETTINGS Factory default setting (bold) The 8840 can be connected to a Wi-Fi network either at the thermostat or another Wi-Fi System setting Description and setting range device with a web browser... -
Page 11: Quick Reference To Controls
QUICK REFERENCE TO CONTROLS & DISPLAY INSTALLER MENU USB SETTINGS AIR CLEANER HOME SCREEN FILE IMPORT, ETC CONFIGURATION THERMOSTAT HEAT SETTING COOL SETTING CURRENT DATE AND TIME CURRENT SCREEN VENTILATION NAME (AUTOMATICALLY UPDATED IF RELATED HELP CONFIGURATION THERMOSTAT & CONNECTED TO INTERNET) HVAC SYSTEM MAIN MENU CONFIGURATION... -
Page 12: Thermostat Features
THERMOSTAT FEATURES TROUBLESHOOTING • Remote access and control over Wi-Fi DISPLAY IS BLANK FAN DOES NOT TURN ON IN A CALL FOR HEAT • Indoor air quality control • Check Installer Setting Fan Control In If Power LED is not illuminated at the −... -
Page 13: Specifications
Cool: 50° to 99°F (10° to 37°C) Humidification: 10% to 50% R.H. Setpoint humidity range Dehumidification: 40% to 90% R.H. B2206592E • 61001172 • 6.22 © 2022 AprilAire | aprilairepartners.com | 800.334.6011 U.S. Patent Numbers 8,146,376, 8,596,078 and other patents pending. AprilAire reserves the right to change specifications without notice.
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