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Aprilaire Model 8570 installation instructions Diagram 2 Two-Stage Furnace and AC

Models: Model 8570

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Diagram 2: Two-Stage Furnace and AC

Diagram 2: Two-Stage Furnace and AC

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Aprilaire Model 8570 installation instructions Diagram 2 Two-Stage Furnace and AC

Contents

Instructions READ AND SAVE THESE INSTRUCTIONSSafety & Installation ModelDiagram 5 - Radiant Floor 1st Stage Heat TABLE OF CONTENTS5. WIRE THE THERMOSTAT TO THE 6. OPTIONAL - INSTALL AN OUTDOOR10. CUSTOMIZE THE Monitors - Air Filter, Service Humidifier UV Lamp, Service HVACCheck Emergency Heat Operation Verify Outdoor Temperature Sensor Check Fan OperationSAFETY INSTRUCTIONS Thermal MODEL 8570 SPECIFICATIONSElectrical Diagram Page WIRE REQUIREMENTS# Wires Figure 1 - Thermostat Wire1 SELECT A MOUNTING LOCATION If installing the thermostat alone…If installing an indoor temperature sensor… 2 OPEN THE THERMOSTAT Drill a 3/32 starter hole for screws only 3 MOUNT THE THERMOSTAT BASE TO THE WALLDrill a 3/16 hole for wall anchors ELEC 4 SET THE CONFIGURATION DIP SWITCHES ON THE THERMOSTAT CIRCUIT BOARD6504 MULTISet to ELEC when the heat source is electric such as strip heat Application 5 WIRE THE THERMOSTAT TO THE HVAC EQUIPMENT# Wires Diagram 1 Single-Stage Furnace and AC Diagram 2 Two-Stage Furnace and AC Diagram 3 Two-Stage Roof Top Unit Diagram 4 Boiler with AC Page Diagram 6 Single-Stage Heat Pump Diagram 7 Two-Stage Heat Pump Mount above anticipated snow line 1. Mount the outdoor temperature sensor see FigureMaximum wire length from sensor to thermostat is 300 feet NORTH, EAST4. Wire the sensor to the thermostat see Figure ZA ZB C IDS ODT CIR GND7 OPTIONAL - INSTALL AN AUTOMATIC HUMIDIFIER CONTROL AHC AHC through furnace accessory terminalsAUTOMATIC MODE POWERI+ I- R C H ODT BYPASSLocate the sensor as you would locate a thermostat 2. Run a 2-wire cable from the sensor to the thermostatDo not run the wire along ZA ZB C IDS ODT CIR GNDMESSAGE 9 THERMOSTAT STARTUP - STAND ALONE APPLICATIONSSETPOINTS ROOM TEMPERATURE CENTER1. PLACE THE THERMOSTAT ON THE BASE Cause SymptomTROUBLESHOOTING - AHC CONNECTION The B terminal will energize when in the Heat mode Cause TROUBLESHOOTING - HEATING OPERATIONSymptom Cause TROUBLESHOOTING - COOLING OPERATIONSymptom Minimum-off times. Change the mode to OFF first, then change the modeCause SymptomTROUBLESHOOTING - EMERGENCY HEAT OPERATION 2. Press and hold both the and buttons for 3 seconds 10 CUSTOMIZE THE APPLICATION SETTINGS1. DIFFERENTIAL 2. Press and hold both the and buttons for 3 seconds 3. PROGRESSIVE RECOVERY2. OFFSET 4. BALANCE POINTS HEAT PUMPS ONLY 2. Press and hold both the and buttons for 3 seconds 5. INPUT DEALER CONTACT INFORMATION6. To enter a letter in the name of the company, use the 6. BLOWER EXTENSION FOR HUMIDITY CONTROL 7. MONITORS - AIR FILTER, SERVICE HUMIDIFIER, UV LAMP, SERVICE HVAC To set humidifier, filter, UV and HVAC service reminder schedulesP.O. BOX 1467 MADISON, WI DP #10006198B2203358A Printed in U.S.A