Carrier 40qnc018243 Manual
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40QNC018-036 CoolingOnly 40QNQ018-036 HeatPump Duct-FreeFanCoilUnits Installation,Start-Upand ServiceInstructions CONTENTS Page SAFETYCONSIDERATIONS......................1 GENERAL........................................l INSTALLATION................................1-13 Step1--CompletePre-lnstallationChecks......l iUNPACKUNITS iINSPECTSHIPMENT fCONSIDERSYSTEMREQUIREMENTS Step2--MountUnit.............................5 Step3--CompleteRefrigerantPiping...
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Table1A--InstallationMaterials--IncludedInShipment WallHangingBracket Screws,4xL10 Screws,5xL25 WirelessRemoteControl MountingBracket DESCRIPTIONQTYUSAGE 5/14 Forindoorunitinstallation. Foraffixingunitandhangingbracket. Forwallhangingbracketinstallation. Forwirelessremotecontrolmountingbracketinstallation. Forwirelessremotecontrolinstallation. 40QNC01824,40QNQ018,024:5 40QNC,QNQ030,036:14 Table1B--InstallationMaterials--Field-Supplied NAMESPECIFICATIONS...
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INSPECTSHIPMENT6Fileaclaimwiththeshipping companyifshipmentisdmnagedorincomplete.Checktheunit nameplatetoensureunitmatchesthejobrequirelnents. CONSIDERSYSTEMREQUIREMENTSdConsultlocal buildingcodesandNECtbrspecialinstallationrequirelnents. Useonlydesignatedindoorunitswithoutdoorunits.See Tables2and3. Table2--MatchingIndoorUnitstoOutdoorUnits OUTDOORUNIT 38HDF018 38HDF024 38HDF030 38HDF036 38QRFO18 38QRF024 38QRF030 38QRF036 COOLINGONLYOR HEATPUMP CoolingOnly CoolingOnly CoolingOnly...
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Table3--PhysicalData 018024030036 18,00024,00030,00036,000 31315151 5.4/5.27.9/7.98.8/9.213.0/12.8 R-410A AccuratorPistonatOutdoorUnit AccuratorPistonatOutdoorUnit 6.0I6.3I7.4I10.6 1335/6451335/6451030/7301200/900 1120/5251120/525930/6301050/750 1000/4601000/460830/530900/600 64647474 1...4.0x33.71...4.0x33.72...4.2x23.52...4.2x23.5 3.03.04.94.9 2222 16/1616/2018/1818/18 5599 2...12.5x16.112,..12,5x16.113..,17.3x16.113..,17.3x16.1 ManualIManualIAutomaticIAutomatic...
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Step2--MountUnit--Beforemountingthe40QNC, QNQunitonthewallwithawalthangingbracket,consider howtheunitwillbeconnectedtothereliigerantpiping.The indoorunitcanbeconnectedinfourways.RefertoFig.4tbr connectionoptions.Whenthepipingisconnectedtopoints1,2 or4,relnovethekalockouteitheratthesideoratthebottomof theunit. TheiMoorunitsaremountedonthewaltwithawallhang- ingbracket.Positionthewallhangingbracketsothatitistlush withthe,a_all.SeeFig.5forserviceclearances.SeeFig.6for waltbracketdimensions....
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0Outdoorside DrillatSlope[0oi \1ooo! 0o0o ,...,.,,_A--_.........o O_._.O_t/4oto1/2in.lower Fig.7--PlacementofConnectionPiping Fig.8--LocationofDrainHoseandCap _)@Indoorunitpiping @Connectionwiring @Drainhose Fig.10--LocationofPiping,HoseandWiring OUTDOORUNITS6Outdoorunitsmaybeconnectedto indoorunitsusingfield-suppliedrobingofretiigerantgrade andcondition.SeeTable3tbrcorrectlinesizes.Donotuseless than10ftofinterconnectingrobing. ® @Indoorunitpiping @Left-handpiping...
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Wall Hanging BracketHook Hole DIMENSION UNITSIZE B 40QNC0182410.6 40QNC03012.2 40QN003612.2 40QNQ01810.6 40QNQ02410.6 40QNQ03012.2 40QNQ03612.2 RetainerRetainer o\f ? Fig.11--WallHangingDetails Fig.12--RemovingBurrs I Lubricatetherobeendandthreadoftheflarefittingwith antitieezeoil.Tightenthefittingseveralturns,thenti_ltenit fullywithtwowrenchesbyapplyingthetighteningtorqueindi- catedinTable4andFig.14. Insufficienttighteningtorquewillcausegasleaks.Over-...
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@Three-wayvalve(mixed-phase)@Flarenut @Needlevalve@Liquidline(smalldiameter) @Valvecap@Mixed-phaseline(largediameter) @Valveneedle@Indoorunit @Allen(hex.head)wrench@Outdoorunit @Two-wayvalve(liquid)@Vacuumpump Fig.15--AirPurging Step4--MakeElectricalConnections Unitcabinetmusthaveanuninterrupted,unbrokenelectri- calmoundtominilnizethepossibilityofpersonalinjuryif anelectricalfaultshouldoccur.Thisgroundmayconsistof electricalwireconnectedtounitgroundlugincontrolcom-...
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°F°Co
8535B,500
722211,400
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I__._I I|z_I i I YELYEL STEPMOTORDRIVE 2 l I.R.REMOTE_DISPLAY il 23 so7 I 0 THERMISTOREQUIVALENCE TEMPERATURERES]STANCE °F°Co 8535B,500 722211,400 32032,500 ALLTHERMISTORSAREIDENTICAL i °Yo N LEDBOARD]RCONJlO _]X,MODULAR_A_ CONTROL1PCB 24V COMPR TB3 TOUNITD[5CONNECT EQUIP.GND LEGEND _GRN/YEL TERMINAL[MARKED) 0TERMINAL[UNMARKED) _PLICE TERMINALBLOCK FACTORYWIRING FIELDCONTROLWIRING FIELDPOWERWIRING ACCESSORYOR OPTIONALWIRING IPCBMAINCONTROLPRINTED CIRCUITBOARD...
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Im YELYEL CONTACTOR CAPCAPACITOR CHCRANKCASEHEATER COMPCOMPRESSOR CHSCRANKCASEHEATERSWITCH OFTDEFROSTTHERMOSTAT FCFANCAPACITOR EQUIPGND.EQUIPMENTGROUND HPSHIGHPRESSURESWITCH IDFMINDOORFANMOTOR LLPSLIQUIDLOWPRESSURESWITCH OASOUTDOORAIRSENSOR OFMOUTDOORFANMOTOR OFROUTDOORFANRELAY OLOVERLOAD IPCBMAINCONTROL PRINTEDCIRCUITBOARD RVSREVERSINGVALVESDLENOIO 5TMLOUVERSTEPPERMOTOR TPTESTPOINT TRANTRANSFORMER ,,I_ i z LEGEND TERMINAL(MARKED) 0TERMINAL(UNMARKEO) SPLICE TERMINALBLOCK...