Owner’s Manual - Aprilaire Series Thermostats READ AND SAVE THESE INSTRUCTIONS Owner’s Manual Includes Operating Instructions and Warranty Information 61000651C 8400 Tstat Owners.indd

8400 Series Thermostats

READ AND SAVE THESE INSTRUCTIONS

Owner’s Manual

Includes Operating Instructions and

Warranty Information

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Thermostat features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3How to identify your thermostat’s model number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3Controls & display overview •NonProgrammablemodels(8444,8446,8448) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 •Programmablemodels(8463,8465,8466) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

TAblE Of CONTENTS

AbOUT yOUR NEw THERmOSTAT

OpERATION & pROgRAmmINg

wARRANTy

Operation (all models) •Selectsystemmode(HEAT/COOL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 •Changetemperaturesetting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 •Selectfansetting(ON/AUTO/CIRC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 •Resetserviceremindermessages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 •BatteryinstallationandResetButton . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7programmable models only (8463, 8465, 8466) •Settimeandday . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8 •Understandingprogramschedules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8 •Progressiverecovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9 •Changingprogramschedules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10 •Programscheduleoverrides(temporary,permanent) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

Limitedwarranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12 Warrantyregistration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

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AbOUT yOUR NEw THERmOSTAT

THERmOSTAT fEATURES

model 8444Heat/CoolNon-Programmablemodel 8446HeatPumpNon-Programmablemodel 8448Heat/CoolorHeatPumpMulti-Stage

Non-Programmablemodel 8463Heat/CoolProgrammablemodel 8465HeatPumpProgrammablemodel 8466Heat/CoolorHeatPumpMulti-Stage

Programmable

All 8400 series thermostats•Large,clear,backlitdisplayiseasytoread–eveninthedark.

•Displaysroomtemperature,temperaturesetting,andoptionaloutdoortemperature.

•Frontbatterydooraccessforfast,easyreplacement.

•Builtincompressorprotection.

•Circulationfanmodeforaircleaning.

•Airfilter,humidifier,dehumidifier,andHVACserviceindicators.

•Autobacklight(activatedwithfirstbuttonpress).

programmable models only (8463, 8465, 8466)•Separatelyprogrammableweekday/weekendschedules.

•Easytousetemperaturecontrolcanoverrideprogramscheduleatanytime.

•Progressiverecovery.

HOw TO IDENTIfy yOUR THERmOSTAT’S mODEl NUmbER

MODELNUMBER

Tolocatethemodelnumber,removethebatterycover.

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CONTROlS & DISplAy OVERVIEw – mODElS 8444, 8446, 8448

NOTE:BACkLIgHTISACTIVATEDWITHFIRSTBUTTONPRESSANDAUTOMATICALLyTURNSOFF.

CURRENTINDOORTEMPERATURE

SySTEMMODESETTINg

FANSETTINg

SySTEMMODE(PAgE6)

FANSETTINg(PAgE7)

BATTERyDOOR

MESSAgECENTER LOWBATTERyWARNINg(PAgE7)

QUICkREFERENCECARD

OUTDOORTEMPERATURE(OPTIONAL)

TEMPERATURESETTINg

EQUIPMENTSTATUS

EMERgENCyHEAT(RED)

SySTEMFAULT(yELLOW)

INDICATORSHOWSTHROUgHHOUSINg

HEAT pUmp mODElS ONly

UP

DOWN

AbOUT yOUR NEw THERmOSTAT – NON-pROgRAmmAblE mODElS

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CONTROlS & DISplAy OVERVIEw – mODElS 8463, 8465, 8466

NOTE:BACkLIgHTISACTIVATEDWITHFIRSTBUTTONPRESSANDAUTOMATICALLyTURNSOFF.

CURRENTINDOORTEMPERATURE

SySTEMMODESETTINg

FANSETTINg

SySTEMMODE(PAgE6)

FANSETTINg(PAgE7)

BATTERyDOOR

MESSAgECENTER LOWBATTERyWARNINg(PAgE7)

QUICkREFERENCECARD

OUTDOORTEMPERATURE(OPTIONAL)

TEMPERATURESETTINg

EQUIPMENTSTATUS

EMERgENCyHEAT(RED)

SySTEMFAULT(yELLOW)

INDICATORSHOWSTHROUgHHOUSINg

HEAT pUmp mODElS ONly

UP

DOWN

PROgRAM

CURRENTSCHEDULEPERIOD (PAgE8)

HOLD

CURRENTTIME

AbOUT yOUR NEw THERmOSTAT – pROgRAmmAblE mODElS

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OpERATION – All mODElS

SElECT SySTEm mODE (Off/HEAT/Em-HEAT/COOl/AUTO)

press toselect:

AUTO:Thermostatautomaticallyselectsheatingorcoolingdependingontheindoortemperature.

Off:Heatingandcoolingsystemsareoff.

HEAT:Thermostatcontrolsonlytheheatingsystem.

COOl:Thermostatcontrolsonlythecoolingsystem.

Em-HEAT:Thermostatcontrolsemergency/auxiliaryheat.Heatpumpwillnotoperate.(Onlyforheatpumpswithauxiliaryheatonmodels8446,8465,8448HPand8466HP.)

Appliestoprogrammableversions(8463,8465,8466)wheninHOLDmode.

press or toadjustthecurrentsetting.

InAUTOuse toswitchbetweentheHEATandCOOLsetting.

CHANgE TEmpERATURE SETTINg

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SElECT fAN SETTINg (ON/AUTO/CIRC)

press toselect:

ON:Fanrunscontinuously.Usethismodeformaximumaircirculation/aircleaning.

AUTO:Fanrunsonlywhentheheatingorcoolingsystemison.

CIRC:SameasAUTO,butifthefanhasbeenofffor20minutesthefanwillbeactivatedfora10minutecycle.Usethismodeforabalanceofenergysavingsandaircirculation/cleaning.

OpERATION – All mODElS

bATTERy INSTAllATION AND RESET bUTTON

ThethermostatcaneitherbeACorbatterypowered,orboth.WhenwiredtobeACpowered,thebatteriesareoptionalandonlyprovidebackuppowertotheclock.

Thethermostathasamemorybackupthatsavesthethermostat’ssettingsincaseofapowerinterruption.

Theresetbuttonlocatedunderthebatterycovercanbeusedtoresetthethermostatbacktofactorydefaults.

RESET BUTTON

RESET SERVICE REmINDER mESSAgES

press and hold and togetherforthreesecondstoresetaserviceremindermessage.

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SET TImE AND DAy

2 . press or toadjustthehour.

3 . press ,theminutesflash.press ortoadjusttheminutes.

4. press ,thedayflashes.press ortoadjustday.

5. press toend.“DONE”willdisplay.

Thethermostatwillreturntonormalmodeifnokeyispressedwithin3seconds.

OpERATION & pROgRAmmINg – pROgRAmmAblE mODElS ONly (8463, 8465, 8466)

1 . press toentertimesettingmode.HourandAM/PMareflashing.

UNDERSTANDINg pROgRAm SCHEDUlES

Thedailyscheduleissplitintofoursections:

wAKE:6am-8am–Temperatureyouwouldprefertowakeupto,untilyouleavefortheday.

lEAVE:8am-5pm–Temperaturewhenyouareawayfromthehouseduringtheday.

RETURN:5pm-10pm–Temperatureyouwouldprefertoreturnto,untilbedtime.

SlEEp:10pm-6am–Temperatureyouwouldpreferduringthenight.

Thetimesshownarethedefaults.Thestarttimeandtemperatureofeachsectioncanbechangedtofityourschedule(seepage10).

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Event Event designator Start time

Set temps

Heat Cool

1 WAkE 6:00AM 70°F(21°C) 78°F(26°C)

2 LEAVE 8:00AM 62°F(17°C) 85°F(29°C)

3 RETURN 5:00PM 70°F(21°C) 78°F(26°C)

4 SLEEP 10:00PM 62°F(17°C) 82°F(28°C)

OpERATION & pROgRAmmINg – pROgRAmmAblE mODElS ONly (8463, 8465, 8466)

UNDERSTANDINg pROgRAm SCHEDUlES (CONTINUED)

pROgRESSIVE RECOVERy

TheProgressiveRecoveryfeatureallowsthethermostattoactivatetheheatingandcoolingequipmentpriortoaneventinordertoreachthedesiredtemperatureatthestartofthenextscheduledevent.

Example: SettheWaketimeto6am,andthetemperatureto70°.Theheatwillcomeonbefore6am,sothetemperatureis70°bythetimeyouwakeat6.

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CHANgINg pROgRAm SCHEDUlES

OpERATION & pROgRAmmINg – pROgRAmmAblE mODElS ONly (8463, 8465, 8466)

1 . press twicetoenterprogramsettingmode.StarttimeoftheWAkEeventisflashing.

2 . press or toadjustthestarttime

3 . press ,HEATsettingflashes.press ortoadjusttheheatsetting.

4. press ,COOLsettingflashes.press ortoadjustthecoolsetting.

5. press toadvancethenextevent,andrepeatsteps2-5forLEAVE,RETURNandSLEEPevents.

6. press tochangetoweekendprogram.Repeatsteps2-5fortheweekendprogram.

7 . press toend.“DONE”willdisplay.

Thethermostatwillreturntonormalmodeifnokeyispressedin3seconds.

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pROgRAm SCHEDUlE OVERRIDES (TEmpORARy, pERmANENT)

OpERATION & pROgRAmmINg – pROgRAmmAblE mODElS ONly (8463, 8465, 8466)

Temporary program override

press or toimmediatelyadjustthetemperature.Thiswilltemporarilyoverridethetemperaturesettingforthecurrentprogrammedtimeperiod.Thenewtemperaturesettingwillbemaintaineduntilthenexttimeperiodoftheprogrammedschedule.

Tocancelthetemporaryoverride,adjustthetemperaturesettingbacktotheprogrammedtemperature,orpress

twice.

permanent program override

press topermanentlyholdthetemperatureatitscurrentsetting.Thiswilloverridethetemperaturesettingsforalltimeperiodsoftheprogrammedschedule.Withthethermostatinpermanentoverride,thethermostattemperaturecanbemanuallyadjustedandwillstayatthatsettinguntiltheoverrideiscancelled.

Tocancelthepermanentoverridepress .

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RESEARCHPRODUCTSCORPORATIONP.O.BOX1467•MADISON,WI53701-1467•www.aprilaire.com

61000651 10.09B2204776C

Please…Takeafewminutestovisituson-lineatwww.aprilaire.comtoregisteryourAprilaireproduct.Ifyoudonothaveon-lineaccess,pleasemailapostcardwithyourname,address,phonenumber,productpurchased

anddateofpurchaseto:ResearchProductsCorporation,P.O.BOX1467,Madison,WI53701

ElECTRONIC THERmOSTAT fIVE yEAR lImITED wARRANTyyourResearchProductsCorporationAprilaire®Thermostatunitisexpresslywarrantedforfive(5)yearsfromdateofinstallationtobefreefromdefectsinmaterialsorworkmanship.ResearchProductsCorporation’sexclusiveobligationunderthiswarrantyshallbetosupply,withoutcharge,areplacementforanythermostatwhichisfoundtobedefectivewithinsuchfive(5)yearperiodandwhichisreturned,togetherwiththedateofinstallation,nolaterthanthirty(30)daysaftersaidfive(5)yearperiodbyyoutoeitheryouroriginalsupplierortoResearchProductsCorporation,Madison,Wisconsin53701.THISWARRANTy SHALL NOT OBLIgATE RESEARCH PRODUCTS CORPORATION FOR ANy LABOR COSTS AND SHALL NOT APPLy TO DEFECTS INWORkMANSHIPORMATERIALSFURNISHEDByyOURINSTALLERASCONTRASTEDTODEFECTSINTHETHERMOSTATITSELF.IMPLIEDWARRANTIESOFMERCHANTABILITyOFFITNESSFORAPARTICULARPURPOSESHALLBELIMITEDINDURATIONTOTHEAFORESAIDFIVE yEAR PERIOD. RESEARCH PRODUCTS CORPORATION’S LIABILITy FOR INCIDENTAL OR CONSEQUENTIAL DAMAgES, OTHER THANDAMAgES FORPERSONAL INJURIES, RESULTINg FROMANyBREACHOF THEAFORESAID IMPLIEDWARRANTIESOR THEABOVE LIMITEDWARRANTyISEXPRESSLyEXCLUDED.THISLIMITEDWARRANTyISVOIDIFDEFECT(S)RESULTFROMFAILURETOHAVETHISTHERMOSTATINSTALLEDByAQUALIFIEDHEATINgANDAIRCONDITIONINgCONTRACTOR.IFTHELIMITEDWARRANTyISVOIDDUETOFAILURETOUSEAQUALIFIEDCONTRACTOR,ALLDISCLAIMERSOFIMPLIEDWARRANTIESSHALLBEEFFECTIVEUPONINSTALLATION.Somestatesdonotallowlimitationsonhowlonganimpliedwarrantylastsortheexclusionorlimitationofincidentalorconsequentialdamages,sotheaboveexclusionsorlimitationsmaynotapplytoyou.Thiswarrantygivesyouspecificlegalrightsandyoumayalsohaveotherrightswhichvaryfromstatetostate.Thisequipment if installed in strictaccordancewith themanufacturer’s instructions, complieswith the limits foraClassBcomputingdevicepursuanttoSubpartJofPart15ofFCCRules.

wARRANTy REgISTRATION

your warranty Registration information will not be sold or shared outside of this company.

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