Aprilaire 8570 installation instructions Table of Contents

TABLE OF CONTENTS

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SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 WIRE REQUIREMENTS. . . . . . . . . . . . . . . . . . . . . . . . . 2 1. SELECT A MOUNTING LOCATION. . . . . . . . . . . 3

2. OPEN THE THERMOSTAT . . . . . . . . . . . . . . . . . . 4

3. MOUNT THE THERMOSTAT BASE

TO THE WALL . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

4. SET THE CONFIGURATION DIP SWITCHES ON THE THERMOSTAT CIRCUIT BOARD . . . . . 6

5. WIRE THE THERMOSTAT TO THE

HVAC EQUIPMENT . . . . . . . . . . . . . . . . . . . . . . . . 8 Diagram 1 – Single-Stage Furnace and AC . . . . . . 9 Diagram 2 – Two-Stage Furnace and AC . . . . . . . 10 Diagram 3 – Two-Stage Roof Top Unit . . . . . . . . 11

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Diagram 4 – Boiler with AC . . . . . . . . . . . . . . . . . 12

Diagram 5 – Radiant Floor 1st Stage Heat

with Furnace 2nd Stage Heat and AC . . . . . . . . . 13

Diagram 6 – Single-Stage Heat Pump with Single-Stage Back Up Heat . . . . . . . . . . . . . . . . . 14

Diagram 7 – Single-Stage Heat Pump with Two-Stage Back Up Heat . . . . . . . . . . . . . . . . . . . 15

Diagram 8 – Two-Stage Heat Pump . . . . . . . . . . . 16

6. OPTIONAL – WIRE THE EVENT

TRIGGERED OUTPUT (ETO) . . . . . . . . . . . . . . . 17

7. OPTIONAL – INSTALL AN OUTDOOR TEMPERATURE SENSOR . . . . . . . . . . . . . . . . . . 19

8. OPTIONAL – INSTALL AN AUTOMATIC DIGITAL HUMIDIFIER CONTROL (ADHC) . . . . 22

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9. OPTIONAL – INSTALL AN INDOOR TEMPERATURE SENSOR . . . . . . . . . . . . . . . . . . 24

10. THERMOSTAT STARTUP . . . . . . . . . . . . . . . . . 26

Thermostat Set Up . . . . . . . . . . . . . . . . . . . . . . . . 27

– Heat Only, Cool Only . . . . . . . . . . . . . . . . . . . . . .27

– Number of Auxiliary Heat Stages . . . . . . . . . . .27

Verify Outdoor Temperature Sensor . . . . . . . . . . . 27

Check Fan Operation . . . . . . . . . . . . . . . . . . . . . . . 28

Verify ADHC Connection . . . . . . . . . . . . . . . . . . . . 28

Check Heating Operation . . . . . . . . . . . . . . . . . . . 30

Check Cooling Operation . . . . . . . . . . . . . . . . . . . 32

Check Emergency Heat Operation

(Heat Pumps Only) . . . . . . . . . . . . . . . . . . . . . . . . 34

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11. CUSTOMIZE THE

APPLICATION SETTINGS . . . . . . . . . . . . . . . . 36 Programmable or Non-Programmable . . . . . . . . 36 Differentials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 Offset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 Deadband . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 Progressive Recovery . . . . . . . . . . . . . . . . . . . . . 39 Balance Points (Heat Pumps Only) . . . . . . . . . . . 40 Input Dealer Contact Information . . . . . . . . . . . . 41 Blower Extension for Humidity Control . . . . . . . 42

Monitors – Air Filter, Service Humidifier,

UV Lamp, Service HVAC . . . . . . . . . . . . . . . . . . . 43