Aprilaire 8620 Installation Instructions Manual
  1. Manuals
  2. Brands
  3. Aprilaire Manuals
  4. Thermostat
  5. 8620
  6. Installation instructions manual

Aprilaire 8620 Installation Instructions Manual

Thermostat with event-based air cleaning and humidity or ventilation control
Hide thumbs Also See for 8620:
Table of Contents

Advertisement

Quick Links

See also: Owner's Manual

TAblE Of CONTENTS

Installation location recommendations . . . . . . . . . . . . . 2
Outdoor temperature sensor (included) . . . . . . . . . . . . . 2
Remote temperature sensor (optional) . . . . . . . . . . . . . 3
Thermostat mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Power & reset options . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Wiring terminal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

WIRINg DIAgRAMS

Conventional heat/cool single transformer . . . . . . . . . . 5
Conventional heat/cool two transformer . . . . . . . . . . . 5
Heat pump single transformer . . . . . . . . . . . . . . . . . . . . 5
Heat pump two transformer . . . . . . . . . . . . . . . . . . . . . 5
Indoor Air Quality equipment - dehumidifier . . . . . . . . 6
Indoor Air Quality equipment - humidifier . . . . . . . . . . 6
Indoor Air Quality equipment - ventilation . . . . . . . . . . 6
Model 8620 Thermostat with
Event-based
Humidity or Ventilation Control
READ AND SAVE THESE INSTRUCTIONS
Equipment type selection switch (SW1) . . . . . . . . . . . . 7
Installer setup menu . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Change system settings . . . . . . . . . . . . . . . . . . . . . . . . . 7
HVAC installer system settings table . . . . . . . . . . . . 8-9
Air cleaning sytem settings table . . . . . . . . . . . . . . 10
Humidifier system settings table . . . . . . . . . . . . . . . 10
Dehumidifier system settings table . . . . . . . . . . . . . 11
Ventilation system settings table . . . . . . . . . . . . 11-12
System test menu . . . . . . . . . . . . . . . . . . . . . . . . . 13-14
System test tables . . . . . . . . . . . . . . . . . . . . . . . . . 15-16
REfERENCES
Quick reference to controls & display . . . . . . . . . . . . . 17
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Error codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Thermostat features . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Air Cleaning and
™
Safety &
Installation
Instructions

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the 8620 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Aprilaire 8620

Summary of Contents for Aprilaire 8620

  • Page 1: Table Of Contents

    Model 8620 Thermostat with Event-based Air Cleaning and ™ Humidity or Ventilation Control Safety & Installation Instructions READ AND SAVE THESE INSTRUCTIONS TAblE Of CONTENTS INSTAllATION SETUp & TESTINg Installation location recommendations . . . . . . . . . . . . . 2 Equipment type selection switch (SW1) .

  • Page 2: Installation

    INSTAllATION INSTAllATION INSTAllATION lOCATION RECOMMENDATIONS REMOTE TEMpERATURE SENSOR (OpTIONAl) Thermostat should be mounted: Do not mount thermostat: A remote temperature sensor can be used if the thermostat has to be mounted in a concealed location . A 8051 flush mount or 8053 surface mount remote temperature sensor can be attached to the T1 and T2 terminals and mounted •...

  • Page 3: Power & Reset Options

    INSTAllATION INSTAllATION pOWER & RESET OpTIONS CONVENTIONAl HEAT/COOl WIRINg DIAgRAMS The thermostat is dual power . It can either be AC or SINglE TRANSfORMER (USE JUMpER WIRE) TWO TRANSfORMERS (REMOVE JUMpER WIRE) battery powered, or both (to provide backup power for RESET BUTTON the clock).

  • Page 4: Setup & Testing

    INSTAllATION SETUp & TESTINg INDOOR AIR QUAlITY EQUIpMENT WIRINg DIAgRAMS EQUIpMENT TYpE SElECTION SWITCH (SW1) This thermostat has the option of being used in heat DEHUMIDIfIER WIRINg HUMIDIfIER WIRINg pump or heat/cool systems . Switch SW1 located on the HEAT/COOL back of the thermostat’s face is used to select this option.

  • Page 5: Hvac Installer System Settings Table

    SETUp & TESTINg SETUp & TESTINg HVAC INSTAllER SYSTEM SETTINgS TAblE HVAC INSTAllER SYSTEM SETTINgS TAblE (CONTINUED) The following table contains the system settings and their details . Default settings are shown in bold . Some settings factory default setting (bold) are only available dependent upon the value of other settings .

  • Page 6: Indoor Air Quality System Settings Tables

    Whole Home sensor, will be presented prior to entering the Indoor Air Quality system settings. Air Conditioner Please refer to the Model 8620 Owner’s Manual for further information about thermostat features. Humidity Setpoint Deadband Select the minimum difference between the humidifier 10 Percent RH and dehumidifier setpoints .

  • Page 7: Climate Map For Ashrae Fresh Air Setup

    SETUp & TESTINg SETUp & TESTINg Ventilation System Settings Table (continued) REMOVAl Of INDOOR AIR QUAlITY CONTROl bUTTONS factory default setting (bold) If any of the Indoor Air Quality control features are not installed, the corresponding button can be removed using the System setting Description and setting range...

  • Page 8: System Test Tables

    SETUp & TESTINg SETUp & TESTINg SYSTEM TEST MENU SYSTEM TEST TAblES (CONTINUED) Each equipment test will begin with the selection of turning on the output or stage as shown below . Heat / Cool Heating Equipment Test press to change the selection . Heat Type press [NEXT] to accept the selection and proceed to the next step.

  • Page 9: Quick Reference To Controls & Display

    SETUp & TESTINg QUICK REfERENCE TO CONTROlS & DISplAY SYSTEM TEST TAblES HOME SCREEN (CONTINUED) ROOM TEMPERATURE CURRENT DAY OUTDOOR TEMPERATURE TEMPERATURE SETTING ROOM RELATIVE HUMIDITY Heat / Cool Cooling Equipment Test AIR CLEANING BUTTON FAN MODE (ENTERS EVENT-BASED ™ BUTTON 1st Stage Test CLEANING CONTROL SCREEN)

  • Page 10: Troubleshooting

    TROUblESHOOTINg ERROR CODES If the thermostat enters an error mode, all outputs are turned off. The thermostat attempts to recover every 10 minutes. DISplAY IS blANK HEAT pUMp ISSUES COOl AIR IN HEAT MODE, If the error does not clear, use the reset button. This will return all settings back to factory default. OR WARM AIR IN COOl MODE •...

  • Page 11: Specifications

    Dehumidification: 40% to 90% R .H . P.O. Box 1467 • Madison, WI 53701-1467 • Phone: 800/334-6011 • Fax: 608/257-4357 www.aprilairepartners.com 10009857 4 .12 U.S. Patent Number 8,146,376 (and other patents pending) B2205748A © 2012 Aprilaire – A division of Research Products Corporation...

Table of Contents

Save PDF