Aprilaire 8620W Owner'S Manual Download Page 1

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READ AND SAVE THESE INSTRUCTIONS

Owner’s Manual

Includes

Operating Instructions and

Warranty Information

Model 8620W Thermostat with

Wi-Fi, Event-Based

™

Air Cleaning and

Humidity or Ventilation Control

Summary of Contents for 8620W

Page 1: ...READ AND SAVE THESE INSTRUCTIONS Owner s Manual Includes Operating Instructions and Warranty Information Model 8620W Thermostat with Wi Fi Event Based Air Cleaning and Humidity or Ventilation Control ...

Page 2: ...only control one of the following per installation ventilation whole home dehumidifier or humidifier Temperature control Heat Blast raises the room temperature 3 F to 5 F Large touch screen with adjustable backlight constant backlight available Message center provides feedback instructions and service reminders 7 day programmability Displays room temperature room humidity temperature setting and o...

Page 3: ... Button Enters EVENT BASED Air Cleaning Control Screen Humidity Control Button Enters Humidity Control Screen Fresh Air Button Enters Ventilation Control Screen HOLD BUTTON SETS OR CLEARS HOLD HEAT PUMP ONLY Emergency heat or AUXILIARY HEAT RED System FAULT YELLOW MAINTENANCE REMINDER YELLOW FLASHING IndicatorS show through housing EQUIPMENT STATUS MESSAGE CENTER SCROLLING TEXT ROOM TEMPERATURE Cu...

Page 4: ...ing ON AUTO CIRC Press FAN to select ON Fan runs continuously Use this mode for maximum air circulation filtering AUTO Fan runs only when the heating or cooling system is on CIRC Same as AUTO but ensures the fan is on for at least 30 minutes per hour Use this mode for a balance of energy savings and air circulation cleaning Press DONE to save and exit Or CANCEL to exit without saving The thermosta...

Page 5: ... or other indoor air quality events Constant Clean This option will provide the maximum amount of air cleaning available The air cleaner will be active for 24 hours a day seven days a week Automatic The air cleaner will run a minimum of 30 minutes every hour The air cleaner will monitor the amount of time your heating and cooling system runs if 30 minutes is not reached the air cleaner will automa...

Page 6: ...ptimum amount of humidity so that your home and its furnishings are protected from the damaging effects of excess condensation or low humidity during heating season The thermostat automatically adjusts your home s Relative Humidity based on the outdoor temperature The humidity setting needs to be set initially to meet your home s conditions Please follow these steps when adjusting your thermostat ...

Page 7: ...Humidity Control indoor air quality Functions Humidity Control continued In manual mode it is important to anticipate a drop in outdoor temperature and reduce the setting accordingly to avoid excessive condensation Use the following table to determine the proper Relative Humidity setting Outdoor Temperature Indoor Relative Humidity Outside Temperature Recommended Relative Humidity 50 F 50 40 F 45 ...

Page 8: ...et the dehumidification setpoint to 60 when first installed Allow dehumidification to run until the initial setpoint is reached before deciding if you want to change the humidity setting Raise the setting if you prefer the air to be less dry this will reduce the amount of time that dehumidification runs Lower the setting if you prefer the air to be more dry this will increase the amount of time th...

Page 9: ... with appropriate professionals regarding the highest temperature that is safe for your pets or possessions This will keep the humidity at a controlled level to help prevent mold while minimizing the amount of the cooling energy used Vacation hold is a convenient way to adjust the dehumidification and cooling setpoint when you will be away indoor air quality Functions Humidity Control Screen with ...

Page 10: ... or Automatic depending on which mode was most recently active This option is used when fresh air is needed An example would be after cooking 24 Hour Event Ventilation will be constantly energized for 24 hours and then the fresh air mode will return to Off or Automatic depending on which mode was most recently active This option is used when a large amount of fresh air is desired An example would ...

Page 11: ...ule is split into four sections WAKE Temperature you would prefer to wake up to LEAVE Temperature when you are away from the house RETURN Temperature you would prefer to return home to SLEEP Temperature you would prefer while sleeping The times shown in the table below are the defaults The start time and temperature of each section can be changed to fit your schedule See Changing Program Schedules...

Page 12: ...RIOR to a scheduled event in order to reach the desired temperature at the start of that scheduled event Example If the WAKE time is 6 am and the temperature is 70 F the heat will come on before 6 am so the temperature is 70 F by the time you wake at 6 am Program Schedule and Holds Press Next then or to set the start time of the first event Press MENU to enter the main menu Press SET SCHEDULE to e...

Page 13: ...e process Program Schedule and Holds Temporary program hold Press or to immediately adjust the temperature when the schedule is running This will temporarily hold the temperature setting until the next scheduled event Program schedule holds temporary Heat Blast will raise the current room temperature 3 F to 5 F based on the installer set up and then resume normal operation Press Heat Blast to acti...

Page 14: ...anent Press or to adjust the end time of the hold If end time is not adjusted the Temporary Hold will end at the start of the next event To cancel the Temporary Hold press CANCEL HOLD Program schedule holds temporary continued Program Schedule and Holds away The Away feature if enabled allows the thermostat to be set to a predefined setpoint s by simply pressing the Away button in your App The def...

Page 15: ...ammed schedule Press or to adjust the temperature setting Press MENU to enter the main menu Press SET VACATION to enter vacation program hold Program Schedule and Holds Press NEXT then adjust the dehumidification setting Note If dehumidification in vacation mode is not enabled this step will be skipped Program schedule holds VACATION Program Schedule and Holds Press Next then or to set end date Pr...

Page 16: ...ed a home with the thermostat and need to remove the thermostat from the previous owner s account and register it to your account To do this enter the setup menu as described in the following section Change the setting for Unregister the Thermostat to Yes and then press DONE This will remove the thermostat from any account that it is currently registered to Refer to the Wi Fi Quick Start Guide for...

Page 17: ...our internet connection is working The display will alternate between displaying the frame and all bars Internet Connection Lost There is an internal error with the thermostat Wi Fi radio The thermostat will continue to control the HVAC and indoor air quality control equipment but will not be able to connect to Wi Fi Contact an HVAC professional for repair The frame will flash on and off Radio Err...

Page 18: ...at Note Only available when the Lockout Type is set to Partial Disable Enable User system settings table continued SETUP MENU User system setting Description Factory default setting bold and setting range Setpoint Lockout Prevents or limits changes to the heating and cooling setpoints at the thermostat If set to Full no changes to the setpoints are allowed If set to Range changes to the setpoint a...

Page 19: ...ation to be free from defects in materials or workmanship Research Products Corporation s exclusive obligation under this warranty shall be to supply without charge a replacement for any thermostat which is found to be defective within such five 5 year period and which is returned together with the date of installation no later than thirty 30 days after said five 5 year period by you to either you...

Page 20: ...FCC RF Radiation Exposure statement To comply with FCC IC RF exposure limits for general population uncontrolled exposure the antenna s used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be co located or operating in conjunction with any other antenna or transmitter IC Statement RSS GEN Sec 7 1 2 Under Industry Canada regula...

Page 21: ...son WI 53701 1467 Phone 800 334 6011 Fax 608 257 4357 www aprilaire com 61001108 5 15 B2206470A U S Patent Numbers 8 146 376 8 596 078 and other patents pending 2015 Aprilaire A division of Research Products Corporation ...

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