Honeywell PRESTIGE THX9421 User Manual Page 1

THX9321/9421 Prestige® IAQ and RF EIMWith wireless accessories® U.S. Registered Trademark.Copyright © 2011 Honeywell International Inc.All rights rese

System Installation Guide1069-2490—03Typicalwiringofaconventionalsystemwithupto3-stageheatand2-stagecoolwithonetransformer.EIM wiring

THX9321/9421 Prestige® IAQ and RF EIM1169-2490—03EIM wiring guide — heat pump systemsTypicalwiringofaheatpumpsystemwithuptofour-stageheata

System Installation Guide1269-2490—03EIM wiring guide — geothermal radiant heatTypicalwiringforgeothermalradiantheat,geothermalforced-air,and

THX9321/9421 Prestige® IAQ and RF EIM1369-2490—03Thermostat wiring guides — Prestige THX9321Typicalwiringofa2-heat/2-coolcon-ventionalsystemw

System Installation Guide1469-2490—03Prestige THX9321 or EIM: Using universal relays to control heating or coolingPoweringuniversalrelaywithsepara

THX9321/9421 Prestige® IAQ and RF EIM1569-2490—03Wiring guide — IAQ equipment (EIM or thermostat)"U"terminalscanbeusedforhumidificatio

System Installation Guide1669-2490—03Economizer Module wiring guidesTypicalwiringofaW7220EconomizerModuleforaheatpumpsystem,usingaPresti

THX9321/9421 Prestige® IAQ and RF EIM1769-2490—03Economizer Module wiring guidesTypicalwiringofaW7213/W7214EconomizerModuleforaheatpumpsyst

System Installation Guide1869-2490—03TheEconomizercangreatlyreduceenergycostsifconfiguredproperly.Insomeclimatesthecoolingsystemmayru

THX9321/9421 Prestige® IAQ and RF EIM1969-2490—03Heat pump with outdoor temperature lockoutsHeat pump and backup heat operationOutdoortemperatureloc

System Installation Guide269-2490—03Your Honeywell advantageRedLINK™ CompatibleIncreaseyourcontentandprofitperjobbyincludingRedLINK™accessor

System Installation Guide2069-2490—03Backup heat differential and upstage timerBasic and Advanced Temperature Control Options (ISU 3010)Abackupheat

THX9321/9421 Prestige® IAQ and RF EIM2169-2490—03HumidificationThethermostatcanbesettocontrolhumidificationinallmodes(Heat,Off,Cool[ISU

System Installation Guide2269-2490—03Commercial dehumidificationDehumidificationEquipmentOptions:(ISU9000)• A/CwithLowSpeedFan• A/CwithHig

THX9321/9421 Prestige® IAQ and RF EIM2369-2490—03Southern Dehumidification Away ModeThisfeaturelowersthetemperatureupto3°Fbelowthesetpoint

System Installation Guide2469-2490—03Indoor sensor operationWireless indoor sensorTemperature controlThethermostatcanbesettorespondtoitsinter

THX9321/9421 Prestige® IAQ and RF EIM2569-2490—03Delta T Fault Sensitivity is adjustable in the Installer Setup (ISU 13180)Delta T diagnostics is only

System Installation Guide2669-2490—03Replacing system componentsTo replace an Equipment Interface Module (EIM) or thermostatFollowstepsbelowtodisc

THX9321/9421 Prestige® IAQ and RF EIM2769-2490—03Specifications & replacement partsOperating Ambient Temperature Thermostat:32to120°F(0to48

Regulatory informationFCC Compliance Statement (Part 15.19) (USA only) This device complies with Part 15 of the FCC Rules. Operation is subject to the

THX9321/9421 Prestige® IAQ and RF EIM369-2490—03MCR29241MCR32386Install thermostat1• THX9421:MountthethermostatandwiretoCandRterminalsoft

System Installation Guide469-2490—03M32940[If no wireless accessories are used, skip to Section 4.]Portable Comfort ControlInstall 2 fresh AAA alkalin

THX9321/9421 Prestige® IAQ and RF EIM569-2490—03MCR32941CONNECTCONNECTEDS2S2S1S1Link thermostat to the wireless network (ifusedwithanEIMorTrueZO

System Installation Guide669-2490—03MCR32943MCR32942CONNECTWIRELESS SETUPMCR32935MCR32934WhiletheAddDevicescreenisdisplayedonthethermostat,p

THX9321/9421 Prestige® IAQ and RF EIM769-2490—03Install optional sensors1 Mountthesensoronaverticalexteriorwall,atleast6inchesbelowanyo

System Installation Guide869-2490—03Setup Installer options (ISU)7PressCREATE SETUP to set all system settingsonebyone.PressVIEW/EDIT to select

THX9321/9421 Prestige® IAQ and RF EIM969-2490—035080 Return Air Sensor Type B5090 Terminals Wired to Discharge Air Sensor B5100 Discharge Air Sen