Aprilaire 8570 User's Manual
Contents
1. and air conditioner before starting installation This thermostat is not a 120 volt line voltage device 1 Run a cable with the correct number of wires Application Wires Diagram Page see table from the thermostat to the HVAC equipment BAS Single Stage Furnace AC 1 9 2 Strip 1 4 of insulation from the end of the wires to be connected to the thermostat Two Stage Furnace AC 2 3 Strip no more insulation than is required to make a Two Stage Roof Top Unit 3 sound electrical connection at the HVAC equipment Boiler w AC 2 transformer 4 4 Wire the thermostat to the HVAC equipment according Radiant 1st Stage Heat 5 to the wiring schematic appropriate for your HVAC Furnace 2nd Stage and AC equipment Single Stage Heat Pump 6 Two Stage Heat Pump 7 APRILAIRE MODEL 8570 THERMOSTAT SUPPLIED JUMPERS 3 FURNACE ISTSTAGE CONNECTION ok OZB 6504 ZA CONNECTION CIR GND OUTDOOR ODT ODT INDOOR IDS IDS TEMPERATURE SENSORS AIR CONDITIONER 202 THERMOSTAT CONFIGURATION SWITCH SETTINGS 6504 GAS C 2 SINGLE Hic sm HP ELEC GAS SET TO ELEC FOR ELECTRIC HEAT SET GAS FOR FOSSIL FUEL HEAT TRIAC SWITCH DRY CONTAC 1F Diagram 1 Single Stage Furnace and TWO STAGE FURNACE 2ND HEAT ISTSTAGE v4 coo Y2. ELEC GAS dip switch ELEC for electric heat systems fan on with heat call or to GAS for fossil fuel systems where the fan is controlled internally by the heating equipment Reversing valve wiring Cooling comes on instead of heat Miswiring check wire colors at thermostat and HVAC equipment Takes longer than 4 minutes for auxiliary heat to come on after compressor heat SINGLE MULTI dip switch set incorrectly set to SINGLE for single stage compressor systems 527 7 CHECK COOLING OPERATION Set the thermostat to the COOL mode Notes The 0 terminal will energize when in the Cool mode 1 To avoid the minimum off times during system Lower the cool setting to 5 below the room temperature checkout always start the check out procedure to initiate a 1st stage cool call The mode display will in the OFF mode change from COOL MODE to COOLING which will flash 2 Do not operate air conditioning at low outdoor when the thermostat is calling for cooling temperatures Refer to equipment manufacturer s Y1 and G terminals will energize recommendations for safe operating temperatures Wait 4 minutes for 2nd Stage Set the thermostat to the OFF mode TROUBLESHOOTING COOLING OPERATION Symptom Y1 Y2 and G terminals will energize Set the thermostat to the OFF mode Cause Thermostat does not call for cooling Minimum off times Change the mode to OFF first then
3. ES Connect the sensor wires to the IDS and CIR GND side line voltage 120 VAC or higher lines as HS terminals of the thermostat The wiring is not polarity this can cause erratic readings w sensitive so either wire can be connected to either thermostat terminal 21 Figure 9 9 THERMOSTAT STARTUP STAND ALONE APPLICATIONS MESSAGE EQUIPMENT CENTER Bn STATUS OUTDOOR ne 72 SETPOINTS ROOM TEMPERATURE MULTI FUNCTION LA UP D0WN BUTTONS BUTTONS NOTE Refer to the Owner s Manual for thermostat operating instructions 1 PLACE THE THERMOSTAT ON THE BASE 2 TURN ON POWER TO THE HVAC SYSTEM e The display will show the Aprilaire screen for approximately 5 seconds up to 10 seconds if installed as part of a odel 6504 Intelligent Zone System e After this initial screen the thermostat will enter operational mode 3 VERIFY OUTDOOR TEMPERATURE SENSOR CONNECTION if optional outdoor temperature sensor installed e f an outdoor temperature sensor has been installed and is operational an outdoor temperature will appear on main display 4 CHECK FAN OPERATION e Turn on the fan set to ON e The thermostat G terminal will energ
4. in corners or other dead air spaces thermostat alone in direct sunlight or near lamps appliances or other sources of heat on an outside wall or wall exposed to an unconditioned space i e garage in the flow path of a supply register in stairways or near outside doors on a wall where concealed pipes or ductwork could influence the sensor near sources of electrical interference such as arcing switch contacts 2 OPEN THE THERMOSTAT Use your hands to pull the thermostat face off of the base Separate one side at a time There are latches on either side of the thermostat If needed the thermostat can be pried from the base by inserting a flat head screwdriver see Figure 3 CAUTION Figure 3 Loss of internal programs may result from static discharge to thermostat Asii L touching the circuit board ME m and touch a grounded metal object before handling the thermostat USE THE SCREWDRIVER TO SEPARATE THE HOUSINGS REPEAT ON THE REMAINING 3 SLOTS INSERT SCREWDRIVER INTO 1 OF NOTE THE HOUSINGS WILL NOT COMPLETELY 4 SLOTS 2 ARE ON THE TOPSIDE SEPARATE PULL THE HOUSINGS APART WITH 2 ARE ON THE BOTTOM SIDE YOUR HANDS TO COMPLETELY SEPARATE zd 3 MOUNT THE THERMOSTAT BASE TO THE WALL 1 Place the wire opening in the base over the wire entry hole in the wall Level the base for appearance only Figure 4 and mark the screw locations See Fi
5. volts 20 AC or DC Total Load Current 2 Single Output Load Current 1A Solid State Output Residual Current Less than 5 mA Voltage Drop at Solid State Outputs Less than 1 volt Thermal Operating Range 32 F 99 F 0 C 37 C Display Accuracy 1 F between 60 F and 80 F 2 F outside this range Control Accuracy 1 F Control Range Heat 40 F 88 F 4 C 30 C Control Range Cool 42 F 90 F 6 C 32 C Heat Cool Deadband 2 F or C 1st Stage Differential Adjustable 1 F 3 F 1 F default 2nd Stage Differential Adjustable 1 F 3 F 1 F default Temperature Offset Adjustable 1 F 4 F WIRE REQUIREMENTS Figure 1 and the table show the number of wires that must be available at the thermostat in stand alone thermostat systems i e not as part of an Aprilaire Model 6504 Intelligent Zone System Figure 1 shows optional connections to both an outdoor temperature sensor and Aprilaire Automatic Humidifier Control but only one or the other can be used All wire is standard 18 24 gauge thermostat cable Figure 1 Thermostat Wire Application Wires Diagram Page Single Stage Furnace AC 1 9 Two Stage Furnace AC 2 Two Stage Roof Top Unit 3 Boiler w AC 2 transformer 4 Radiant 1st Stage Heat Furnace 2nd Stage and AC 5 OPTIONAL AUTOMATIC HVAC HUMIDIFIER EQ
6. ELEC the fan terminal G will be energized on a call for heat Set to ELEC when the heat source is electric such as strip heat e Set to GAS when the heat source is fossil fuel oil propane natural gas For heat pumps when set to FOSSIL the compressor terminal s will de energize before the auxiliary heat terminal W1 is energized thus acting as fossil fuel kit MULTI or SINGLE When set to single the second stage outputs Y2 and W2 do not energize Set to SINGLE for single stage furnace AC applications or single stage compressor heat pump systems Set to MULTI if the furnace or air conditioner is two stage or if the heat pump has a two stage compressor HEAT COOL or HEAT PUMP When set to HP the compressor terminal Y1 is the first stage output for both heating and cooling Set to HP when installed with heat pumps Set to H C when installed with furnace AC systems roof top units or boiler AC combination systems If installing this thermostat as part of a Model 6504 Intelligent Zone System refer to the Model 6504 Installation Manual for wiring and checkout procedures Continue Model 6504 installation with Step 10 page 30 If wiring this thermostat directly to the HVAC equipment or standard zone control panel continue with Step 5 5 WIRE THE THERMOSTAT TO THE HVAC EQUIPMENT WARNING 120 volts may cause serious injury from electrical shock Disconnect electrical power to the furnace
7. Follow any additional location requirements ound on sensor installation instructions recommended areas for mounting the sensor Figure 6 NORTH EAST OR WEST SIDE OF BUILDING SENSOR WITH BRACKET EN ABOVE SNOW LINE 2 Run a 2 wire cable from the sensor to the thermostat OUTDOOR TEMPERATURE F RESISTANCE CAUTION 30 230 6 Do not run the wire along side line 2 voltage 120 VAC or higher lines as this can cause erratic readings 3 Take a resistance measurement before connecting to the ODT and CIR GND terminals to verify the sensor is properly installed Measure the wires at the thermostat to account for wire splices e Use an ohmmeter to measure the resistance kQ of the sensor The resistance reading will depend on the outdoor temperature see table 4 Wire the sensor to the thermostat see Figure 7 e Strip 1 4 of insulation from the two sensor wires Connect the sensor wires to the ODT and CIR GND terminals of the thermostat The wiring is not polarity sensitive so either wire can be connected to either thermostat terminal cojoo co coc1 9 c5 r2 0 0 0 0 0 0 0 0 0 0 0 0 0 Figure 7 7 OPTIONAL INSTALL AN AUTOMATIC
8. HUMIDIFIER CONTROL AHC Note The AHC uses its own outdoor temperature sensor which is read by the thermostat If an AHC is to be installed do not wire an outdoor temperature sensor to the ODT terminal of the thermostat 1 Mount the AHC and its outdoor temperature sensor e Follow the directions provided with the AHC except do not mount the AHC temperature sensor in a fresh air intake The temperature sensor must be mounted outside e Maximum wire length from AHC to thermostat is 300 feet e The AHC must have constant power DO NOT power the AHC through furnace accessory terminals e DO NOT operate the AHC in Manual Mode this will result in the outdoor temperature shown on the thermostat to always be 20 F 2 Run a 2 wire cable from the AHC to the thermostat CAUTION Do not run the wire along side line voltage 120 VAC or higher lines as this can cause erratic readings 3 Wire the AHC to the thermostat see Figure 8 e Strip 1 4 of insulation from the ends of the wires Connect the terminal of the to the terminal of the thermostat Connect the terminal of the to the terminal of the thermostat 4 You will need to power up the thermostat to verify the connection Refer to step 5 of THERMOSTAT START UP on page 24 5 After completing the thermostat installation you will also need to verify proper operation of the AHC see AHC installation instructions for details on how this is don
9. IDIFIER UV LAMP or SERVICE HVAC then press the SELECT button Press the BACK button to cancel 5 Use or Y button to highlight the amount of time you wish to set then press the SELECT button Press the BACK button to cancel 6 Pressing the SELECT button after setting the schedule takes you back to the MONITORS screen To set additional reminder schedules return to step 3 e To finish press the BACK button three times to return to normal operation To reset an active monitor 1 Press the CALL DEALER bu 2 Press the RESET button 3 This will reset the monitor and return you to the main screen Important When an AHC is installed with the thermostat either directly or as part of a Model 6504 Intelligent Zone System the service humidifier monitor will automatically be set to AUTO AUTO is not a choice unless an AHC is present Set to AUTO the AHC will initiate service humidifier based on humidifier type and run time ton 35 DP 10006198 01 05 N B2203358B RESEARCH PRODUCTS corporation P O BOX 1467 MADISON WI 53701 1467 Printed in U S A
10. ION t TRIAC SWITCH CIR GND DRY CONTACT I RELAY OUTDOOR ODT ODT INDOOR IDS 105 TEMPERATURE SENSORS AIR CONDITIONER Diagram 4 Boiler with AC 24V SUPPLIED JUMPERS APRILAIRE MODEL 8570 THERMOSTAT MODEL 8024 24 VOLT RELAY PACK not supplied THERMOSTAT CONFIGURATION SWITCH SETTINGS J CONNECTION ELECIGAS SET TO ELEC FOR ELECTRIC FURNACE HEAT SET GAS FOR FOSSIL FUEL HEAT ZB 654 ZA CONNECTION CIR GND 1 TRIAC SWITCH ODT OUTDOOR ODT Ips amp INDOOR IDS Eti DRY CONTACT TEMPERATURE r RELAY AIR CONDITIONER SENSORS Diagram 5 Radiant Floor 1st Stage Heat with Furnace 2nd Stage Heat and AC 213 INDOOR UNIT AIR HANDLER 1ST STAGE AUX HEAT COMPRESSOR Yi o REV VALVE oo SERVICE OUTDOOR UNIT HEAT PUMP wt w DEFROST fist stace _ o COMP APRILAIRE MODEL SUPPLIED 8570 THERMOSTAT JUMPERS THERMOSTAT CONFIGURATION SWITCH SETTINGS 6504 GAS MULTI 5 gg B SINGLE ELEC GAS SET TO ELEC FOR ELECTRIC AUXILIARY HEAT SET TO GAS FOR FOSSIL FUEL AUXILIARY HEAT DUAL FUEL AHC CONNECTION s TRIAC SWITCH OZB 6504 ZA CONNECTION _ DRY CONTACT RELAY CIR GND ODT OUTDOOR ODT ips NOOOR 05 TEMPERATURE SENSORS 2 Diagram 6 Single Stage Heat P
11. MENU press the SELECT button Important When the thermostat is installed as part of a Model 6504 Intelligent Zone System leave this feature disabled The Model 6504 performs this function 7 MONITORS AIR FILTER SERVICE HUMIDIFIER UV LAMP SERVICE HVAC The thermostat monitors time and can display scheduled reminders for the user to service their humidifier change their filter and UV lamps and to remind the user to schedule an HVAC system maintenance check All monitors are strictly time based so setting a filter monitor to three months will result in the change reminder being displayed in three months regardless of how much the HVAC system has run in that period All monitors can also be turned off for installations where one or more of the components may not be installed When the thermostat has verified that a monitor setting has been reached a message is displayed on the thermostat at the message center location where date and time are normally displayed and the label for the multi function button normally labeled INFO changes to CALL DEALER To set humidifier filter UV and HVAC service reminder schedules 1 Press the MENU button 2 Use or Y button to highlight SETTINGS then press the SELECT button Press the BACK button to cancel 3 Use or Y button to highlight MONITORS then press SELECT Press BACK to cancel 4 Use or Y button to highlight the monitor you wish to set AIR FILTER SERVICE HUM
12. U 2ND STAGE coo 2 TWO STAGE AIR CONDITIONER STAGE W APRILAIRE MODEL SUPPLIED JUMPERS 7 8570 THERMOSTAT THERMOSTAT CONFIGURATION SWITCH SETTINGS 6504 m GAS MULTI 2 SINGLE 5 HP ELEC GAS SET TO ELEC FOR ELECTRIC HEAT SET GAS FOR FOSSIL FUEL HEAT OM CONNECTION x TRIAC SWITCH 9 F 6504 CONNECTION DRY CONTACT RELAY CIR GND OUTDOOR ODT M ODT INDOOR IDS 105 TEMPERATURE SENSORS Diagram 2 Two Stage Furnace and AC 10 TWO STAGE ROOF TOP UNIT RTU SUPPLIED __ APRILAIRE MODEL JUMPERS 8570 THERMOSTAT CONNECTION CIR GND ODT OUTDOOR ops amp NDOOR IDS TEMPERATURE SENSORS Diagram 3 Two Stage Roof Top Unit 11 THERMOSTAT CONFIGURATION SWITCH SETTINGS 6504 J GAS 1 MULTI 12 5 HC z HP ELECIGAS SET TO ELEC FOR ELECTRIC HEAT SET GAS FOR FOSSIL FUEL HEAT TRIAC SWITCH DRY CONTACT RELAY gm SUPPLIED JUMPER APRILAIRE MODEL 8570 THERMOSTAT THERMOSTAT CONFIGURATION BOILER SWITCH SETTINGS 6504 GAS MULTI M SiNGLE ISTSTAGE GA HP rere V ELEC GAS SET TO ELEC FOR ELECTRIC HEAT SET GAS FOR FOSSIL FUEL HEAT e CONNECTION OZB 6504 ZA CONNECT
13. UIPMENT AHC OPTIONAL 2 WIRES SE pica INDOOR OUTDOOR TEMPERATURE TEMPERATURE SENSOR SENSOR ZwiRES 2 WIRES MODEL870 THERMOSTAT Single Stage Heat Pump 6 Two Stage Heat Pump When this thermostat is connected shown in Figure 2 only one four wi o a Model 6504 as re cable need be run from the thermostat to the Model 6504 Use standard 18 24 gauge thermostat cable Figure 2 Model 6504 Wire MODEL 8570 2915 7 1 SELECT A MOUNTING LOCATION If installing the thermostat alone If installing an indoor temperature sensor e Mount on an interior wall in a frequently occupied space Mount the thermostat where it can be readily accessed Keep the thermostat 18 from an outside wall Note that the backlighting illuminates whenever a button e Mount the thermostat approximately 5 feet above the floor is pressed Height requirements are different for compliance with the e Thermostat be mounted on a vertical junction box j box Americans with Disabilities Act ADA 48 maximum height DO NOT mount the thermostat where the operating range for forward reach and 54 maximum height for side reach temperatures will be exceeded i e attic or unventilated Thermostat can be mounted to a vertical junction box j box equipment room e DO NOT mount the thermostat Mount the sensor in the same location as if installing a behind doors
14. a continuously ON power source Use voltmeter to verify presence of 24VAC nominal at AHC not operating correctly check red diagnostic light on AHC No RH display outdoor temperature OK No valid reading available run fan for at least 40 seconds RH display outdoor temperature 20 F AHC set for manual mode of operation Wire an outdoor sensor to the AHC or wire an outdoor sensor to the thermostat 25 6 CHECK HEATING OPERATION e Wait for 2nd Stage Notes Furnace Boiler Minimum on time for 1st stage 1 To avoid the minimum off times during system is 2 minutes checkout always start and end the check out W1 W2 and G if GAS ELEC dip switch set to the procedure in the OFF mode ELEC position will energize 2 Do not operate heat pumps in the heating mode at high Heat pumps Minimum on time for 1st stage is outdoor temperatures for extended periods of time 4 minutes Set the thermostat to the OFF mode Y1 W1 G terminals will energize if e Set the thermostat to the HEAT mode SINGLE MULTI dip switch set to SINGLE and ELEC GAS dip switch set to ELEC e Y1 Y2 and G terminals will energize if SINGLE MULTI dip switch set to MULTI The B terminal will energize when in the Heat mode Raise the heat setting to 5 higher than the room temperature to initiate a 1st stage heat call The mode display will change from HEAT MODE to HEATING W1 will energiz
15. at Starts or fan on with heat call or to GAS for fossil fuel systems where the fan is Fan does not come on with heat controlled internally by the heating equipment 29 10 CUSTOMIZE THE APPLICATION SETTINGS 1 DIFFERENTIAL Determines the temperature above below the temperature setting at which the heating or cooling equipment will turn on For example a heat temperature setting of 70 F with a differential of 2 will result in the equipment turning on and off to maintain the temperature between 68 F and 70 F If the second stage differential is also 2 the second stage would be used to ensure the temperature did not drop below 66 However once the second stage is turned on it will stay on until the temperature again reaches the 70 setting The default setting for the first stage and second stage differential is 1 To change the differential settings 1 Make sure the thermostat is in the OFF mode 2 Press and hold both the and Y buttons for 3 seconds The display will show the ADV SETTINGS MENU 3 Use the or Y button to highlight SET DIFFERENTIAL and press the SELECT button f the thermostat SINGLE MULTI dip switch is set for MULTI two differentials will appear if set for SINGLE only one will appear 4 To cancel press the BACK button This will return you to the ADV SETTINGS MENU 5 To change the first stage differential press the A and W button to raise or lower the setti
16. change the mode to COOL and make a call for cooling RC terminal not connected see wiring diagrams Cooling does not come on at all Cooling equipment power not on Reversing valve wiring Heat comes on instead of cooling Miswiring check wire colors at thermostat and HVAC equipment 528 8 CHECK EMERGENCY HEAT OPERATION e Raise the heat setting to 5 higher than the room Heat Pumps Only temperature to initiate a heat call The mode display will Notes change from E HEAT MODE to HEATING which will 1 To avoid the minimum off times during system checkout flash when the thermostat is calling for heat always start the check out procedure in the OFF mode W1 and W2 and G if GAS ELEC dip switch is set in the Set the thermostat te the OFF mode ELEC position terminals will energize Set the thermostat to the EMERGENCY HEAT Set the thermostat to the OFF mode EMERG mode The B terminal will energize when in the Emergency Heat mode TROUBLESHOOTING EMERGENCY HEAT OPERATION Symptom Cause Thermostat does not call for heat Minimum off times Change the mode to OFF first then change the mode to EMERGENCY HEAT and make a call for heat RH terminal not connected see wiring diagrams Emergency Heat does not come on at all Heating equipment power not Change position of ELEC GAS dip switch ELEC for electric heat systems Fan comes on before he
17. e WARNING Improper installation may cause serious injury from electrical shock Do not power up humidifier before completing the thermostat installation Figure 8 O rilaire xf A2 lt 3 5 eoi 8 S h AUTOMATIC MODE ort O irk Re ta nave O WY W AHC must be powered by a continuous supply do not wire to furnace accessory terminals 20 8 OPTIONAL INSTALL AN APRILAIRE MODEL 8051 INDOOR FLUSH MOUNT TEMPERATURE SENSOR 1 Mount the indoor temperature sensor 3 Take a resistance measurement before connecting to e Locate the sensor as you would locate a thermostat the IDS and CIR GND terminals to verify the sensor is e Maximum wire length from sensor to thermostat is properly installed 300 feet e Use an ohmmeter to measure the resistance KQ of the Follow the installation instructions provided with sensor The resistance reading will depend on the indoor th sensor temperature see table from OUTDOOR SENSOR installation section on page 17 2 Run a 2 wire cable from the sensor to the thermostat 4 Wire the sensor to the thermostat see Figure 9 e Strip 1 4 of insulation from the two sensor wires CAUTION Do not run the wire along
18. e if SINGLE MULTI set to SINGLE and which will flash when the thermostat is calling for heat ELEC GAS set to GAS Furnace Boiler W1 and G if GAS ELEC dip switch is set Wait 4 minutes for 3rd Stage multi stage compressor heat in the ELEC position terminals will energize pump systems only Heat pumps Y1 and G terminals will energize Y1 Y2 W1 and terminals will energize if SINGLE MULTI set to MULTI and ELEC GAS set to ELEC WI will energize if SINGLE MULTI set to MULTI and ELEC GAS set to GAS Set the thermostat to the OFF mode 26 TROUBLESHOOTING HEATING OPERATION Symptom Cause Thermostat does not call for heat Minimum off times Change the mode to OFF first then change the mode to HEAT and make a call for heat RH terminal not connected see wiring diagrams Heating does not come on at all Heating equipment power not on Auxiliary Heat does not come on High Balance point limit set balance point higher than outdoor temperature or disconnect outdoor temperature sensor during system checkout Furnace plenum sensor keeps fan on normal Fan stays on after heat call Blower Extension for humidifier operation Verify that the message HUMIDIFYING appears at the message center alternating with the time and date and any other currently active messages Fan comes on before heat starts or Fan does not come on with heat Change position of
19. gure 4 2 Use the supplied screws and wall anchors to mount the thermostat to the wall It is recommended that wall anchors be used for installation to drywall sheet rock e Drill a 3 16 hole for wall anchors e Drill a 3 32 starter hole for screws only 8775 06050 890000 3 For junction box mounting screws are field supplied The thermostat can be installed on a vertical j box 4 Seal the wire entry hole s with caulk drywall putty or insulation to prevent drafts from inside the wall cavity from affecting thermostat performance CAUTION 4 SET THE CONFIGURATION DIP SWITCHES ON THE THERMOSTAT CIRCUIT BOARD There are four dip switches ocated on the back of the hermostat on the circuit board that must be set to properly configure the hermostat for operation with the equipment it is to control Figure 5 shows he default position for the our switches Figure 5 6504 1 P mm GAS NI D ELEC MULTI xj NN D SINGLE H C EBE gt HP 6504 or This switch is used to configure the thermostat installation as part of a Model 6504 Intelligent Zone System e Set to 6504 only if installing as part of a Model 6504 Intelligent Zone System Set to AHC if the thermostat is to be wired to the HVAC equipment or standard zone system GAS or ELEC When set to
20. heat operation is unaffected by the high balance point To change the balance points 1 Make sure the thermostat is in the OFF mode 2 Press and hold both the A and Y buttons for 3 seconds show the ADV SETTINGS MENU The display wi 3 Use the or Y button to highlight SET BALANCE POINTS and press the SELECT button 4 To cancel press the BACK button This will return you to the ADV SETTINGS MENU 5 To change the low balance point press the A or V button to raise or lower the temperature value range is O F to 40 F 6 To change the high balance point press the SELECT button then press the or Y button to raise or lower the temperature value range is 40 F to 80 F 7 To finish and return to the ADV SETTINGS MENU press the SELECT button after the value s have been set Important time saver If the thermostat is installed as part of a Model 6504 Intelligent Zone System the balance points only need to be changed at one thermostat The Model 6504 will share the new settings with all connected thermostats 32 5 INPUT DEALER CONTACT INFORMATION During thermostat operation the two multi function buttons are labeled INFO and MENU When the INFO button is pressed the thermostat will display the humidity and temperature sensed by the AHC if an AHC has not been installed the Aprilaire logo screen will appear then the thermostat will display the thermostat model numbe
21. ize and the system blower will start The Fan Status on the display will show FAN ON 24 f an AHC has been installed allow the fan to operate for no less than 40 seconds If is not part of this installation you can turn the fan off at any time A humidity value can be displayed only after at least 40 seconds of blower run time to ensure the humidity reading is representative of the room air Turn the fan off set to AUTO 5 VERIFY AHC CONNECTION if optional Automatic Humidifier Control installed Ensure that the AHC has power the green status light on the AHC should be on and make sure the AHC is functioning properly see AHC installation procedure for start up and diagnostics From the Main Screen press the INFO button The outdoor temperature and relative humidity will be displayed for five seconds after which the contact screen will be displayed see page 33 for additional information on the contact screen When the humidifier is operating the message HUMIDIFIER ON appears at the message center alternating with the time and date and any other currently active messages TROUBLESHOOTING AHC CONNECTION Symptom Cause No RH display no outdoor temperature display Miswiring Check wire colors to verify at is connected to at thermostat and is connected to AHC power source When wired to the Model 8570 thermostat the AHC must be wired to
22. mber must be entered 10 To finish press the SELECT button after entering the 10th digit e 33 6 BLOWER EXTENSION FOR HUMIDITY CONTROL f the heating equipment has not run long enough to allow the humidifier to meet the humidity demand the thermostat will continue the blower after a heat call One second before the hermostat turns off the heating terminal s the fan terminal will be energized thus extending blower operation If the fan erminal was on as part of the heat call it will remain on if it was not on it will be turned on The thermostat will operate he blower for no less than 5 minutes after the heat call and not more than 15 minutes This will allow the humidifier to continue to put moisture in the air to satisfy the humidity demand This feature can be enabled or disabled and can only be used when an AHC is part of the installation Note To take full advantage of this feature the humidifier should be plumbed to hot water To enable blower extension 1 Make sure the thermostat is in the OFF mode 2 Press and hold both the A and W buttons for 3 seconds The display will show the ADV SETTINGS MENU 3 Use the A or Y button to highlight BLOWER EXTENSION and press the SELECT button 4 To cancel press the BACK button 5 To change whether Blower Extension is enabled on or disabled off press the A or W button to highlight either ON or OFF 6 To finish and return to the ADV SETTINGS
23. ng To change the second stage differential press the SELECT button 6 To finish and return to the ADV SETTINGS MENU press the SELECT button after the value s have been set For heat pumps the auxiliary heat differential is the same as the first stage differential in single stage heat pump applications and is the same as the second stage differential for two stage heat pump applications 30 2 OFFSET Al 1 thermostats are factory calibrated to be accurate to within of true temperature An offset is available to allow for agreement with field temperature measuring instruments The value set will be added to the temperature sensed by the thermostat The result will be displayed on the thermostat and will be used as the control value To change the offset 1 Make sure the thermostat is in the OFF mode 2 Press and hold both the A and Y buttons for 3 seconds The display will show the ADV SETTINGS MENU 3 Use the or Y button to highlight SET OFFSET and press the SELECT button 4 To cancel press the BACK button 5 To change the offset value press the A or Y button to raise or lower the setting between 4 and 44 F or C 6 To finish and return to the ADV SETTINGS MENU press the SELECT button 3 PROGRESSIVE RECOVERY Progressive Recovery causes the thermostat to bring on the heating cooling equipment before the programmed event start time in order for the temperat
24. r and contact information At installation the contact information is blank and only the thermostat model number appears You have the option of inputting this contact information with the name and number of your company Twenty 20 characters are available for your company name Space for a telephone number including area code is available To change the contact information 1 Make sure the thermostat is in the OFF mode 2 Press and hold both the A and Y buttons for 3 seconds The display will show the ADV SETTINGS MENU 3 Use the A or Y button to highlight INPUT DEALER INFO and press the SELECT button This enters the company name screen 4 To cancel press the BACK button This returns to the ADV SETTINGS MENU You must be at the first position when pressing the BACK button to return to the ADV SETTINGS MENU To delete a character press the BACK button 6 To enter a letter in the name of the company use the A or Y buttons to scroll through the available characters Press the SELECT button to enter the character For spaces press SELECT 7 To finish and go to the company number screen repeatedly press SELECT until all remaining characters have been filled with spaces then press SELECT again 8 To delete a number press the BACK button 9 To enter a number use the A or Y buttons to scroll between the available characters Press the SELECT button to enter the character The full 10 digit telephone nu
25. rilaire Premium Programmable Thermostat rilaire Wn oro Safety amp Installation 72 Instructions Model 8570 25 READ AND SAVE THESE INSTRUCTIONS TABLE OF CONTENTS PAGE PAGE SPEGIFICATIONS ciet doute sere hehe 1 5 WIRE THE THERMOSTAT TO THE HVAC EQUIPMENT 8 WIRE REQUIREMENTS 2 Diagram 1 Single Stage Furnace and AC 9 1 SELECT A MOUNTING LOCATION 3 Diagram 2 Two Stage Furnace and 10 2 OPEN THE THERMOSTAT 4 Diagram 3 Two Stage Roof Top Unit 1 3 MOUNT THE THERMOSTAT BASE Diagram 4 Boiler with 2 TO THE WALL 5 Diagram 5 Radiant Floor 1st Stage Heat with Furnace 2nd Stage Heat and AC 13 4 SET THE CONFIGURATION DIP SWITCHES ON THE THERMOSTAT CIRCUIT BOARD 6 Diagram 6 Single Stage Heat Pump 4 Diagram 7 Two Stage Heat Pump 5 6 OPTIONAL INSTALL AN OUTDOOR TEMPERATURE SENSOR 6 PAGE PAGE 7 OPTIONAL INSTALL AN AUTOMATIC 10 CUSTOMIZE THE HUMIDIFIER CONTROL 19 APPLICATION SETTINGS 30 8 OPTIONAL lt INSTALL AN INDOOR Differential E 30 TEMPERATURE SENSOR 21 Offset_____ 31 9 THERMOSTAT STARTUP 23 Progres
26. sive Recovery 31 Verify Outdoor Temperature Sensor 24 Balance Points Heat Pumps Only 32 Check Fan Operation 24 Input Dealer Contact Information 33 Verify Connection 24 Blower Extension for Humidity Control 34 Check Heating Operation 26 Monitors Air Filter Service Humidifier UV Lamp Service HVAC 35 Check Cooling Operation 28 Check Emergency Heat Operation Heat Pumps Only 29 SAFETY INSTRUCTIONS Read this Installation Manual before beginning installation of the Aprilaire 8570 Thermostat For questions call Research Products Corporation at 800 334 6011 WARNING 1 120 Volts may cause serious injury from electrical shock Disconnect electrical power to the HVAC equipment before starting installation This thermostat is not a 120 volt line voltage device 2 Improper installation may cause serious injury from electrical shock This product must be installed by a qualified heating and air conditioning contractor in accordance with NEC Standards and applicable local and state codes 3 Mercury is toxic and may be hazardous to health Any replaced thermostats containing mercury must be disposed of properly Contact local authorities for disposal information MODEL 8570 SPECIFICATIONS Electrical Thermostat Voltage 24
27. ump M INDOOR UNIT AIR HANDLER SUPPLIED JUMPERS APRILAIRE MODEL 8570 THERMOSTAT 2ND STAGE AUX HEAT 2 gt THERMOSTAT CONFIGURATION ST STAGE ie et SWITCH SETTINGS 15 Yi 2ND STAGE 2 FAN z reay S ELECIGAS SET TO ELEC FOR ELECTRIC AUXILIARY HEAT SET TO GAS FOR FOSSIL FUEL AUXILIARY HEAT DUAL FUEL CONNECTION fs 5 4 TRIAC SWITCH OZB 6504 OZA CONNECTION DRY CONTACT 1 RELAY DEFROST CIR GND e OUTDOOR ODT 1ST STAGE Yt ODT INDOOR 05 COMP IDS TEMPERATURE 2ND STAGE v5 SENSORS COMP REV VALVE SERVICE 2 OUTDOOR UNIT Diagram 7 Two Stage Heat Pump HEAT PUMP 15 6 OPTIONAL INSTALL AN APRILAIRE MODEL 8052 OUTDOOR TEMPERATURE SENSOR Note If an AHC is to be installed do not wire an outdoor temperature sensor see Step 7 The AHC uses its own outdoor temperature sensor which can be read by the thermostat 1 Mount the outdoor temperature sensor see Figure 6 Locate on the North side of the building if possible East and West are acceptable locations as long as the sensor will not be exposed to direct sunlight ount above anticipated snow line ount at least 3 feet away from exhaust vents and condensing units Maximum wire length from sensor to hermostat is 300 feet Under a soffit or under a wall overhang are
28. ure to be at the programmed value by the programmed time The feature can be turned on or off When turned off the heating cooling equipment will not begin bringing the space temperature to the programmed value until the start of the event To turn Progressive Recovery on or off 1 Make sure the thermostat is in the OFF mode 2 Press and hold both the and Y buttons for 3 seconds The display will show the ADV SETTINGS MENU 3 Use the A or W button to highlight PROGRESSIVE RECOVERY and press the SELECT button To cancel press the BACK button To change whether Progressive Recovery is on or off press the A or W button to highlight either ON or OFF To finish and return to the ADV SETTINGS MENU press the SELECT button 291 4 BALANCE POINTS HEAT PUMPS ONLY This feature is only available when the thermostat has been configured to operate heat pumps see SET THE CONFIGURATION DIP SWITCHES on page 6 and only when an outdoor temperature is available to the thermostat Outdoor temperature can come from an AHC or from an outdoor temperature sensor The low balance point is the outdoor temperature at or below which the thermostat will lockout the compressor s only auxiliary heat will be used to satisfy heating demands The high balance point is the outdoor temperature at or above which the thermostat will lockout the auxiliary heat only compressor heat will be used to satisfy heating demands Emergency
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