Multiposition AHU
AC
777
KNZDCH/AA
Air Conditioner
installation manual
imagine
the possibilities
Thank you for purchasing this Samsung product.
EN ES FR
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Page 1: ...tiposition AHU AC777KNZDCH AA Air Conditioner installation manual imagine the possibilities Thank you for purchasing this Samsung product EN ES FR jhjGvktG Tho pt uv jvkl lunU GGGZ YWX TXWTX_GGG㝘㤸GXXaYXaXW ...
Page 2: ...systemwithSAMSUNGunits Theuseofothertypesofunitswith differentcontrolsystemsmaydamagetheunitsandinvalidatethewarranty Themanufacturershallnotberesponsiblefor damagesarisingfromtheuseofnoncompliantunits f Themanufacturershallnotberesponsiblefordamageoriginatingfromunauthorizedchangesortheimproperconnection ofelectricandhydrauliclines Failuretocomplywiththeseinstructionsortocomplywiththerequirements...
Page 3: ...istributororplaceofpurchase f Aftercompletingtheinstallation alwayscarryoutafunctionaltestandprovidetheinstructionsonhowtooperatetheair conditionertotheuser f Donotusetheairconditionerinenvironmentswithhazardoussubstancesorclosetoequipmentthatreleasefreeflamesto avoidtheoccurrenceoffires explosionsorinjuries f Ourunitsmustbeinstalledincompliancewiththespacesindicatedintheinstallationmanualtoensure...
Page 4: ...where thinnerorgasolineishandled Gasmayleakanditmaycausefire GeneralInformation Thefollowinglistincludesimportantfactsandinformationregardingtheelectricairhandleranditsinclusions 1 Airhandlerisratedat230voltsACat60Hertz 2 Airhandlersizevariesbymodel 3 Two wire wiredcontrolleroperation onlySamsung N serieswiredcontrollersarecompatible 4 Twowiresindoorandoutdoorunitcommunication 5 Samsungwiredcontro...
Page 5: ...llowingaccessoriesaresuppliedwiththeindoorunit Installationmanual Warrantycard Selectingtheinstallationlocation Decidetheinstallationlocation withtheconsiderationofthefollowingconditions t Placewhereairflowisnotdisturbed t Placeonflatsurfacewherethestructurecanbeartheweightandvibrationoftheindoorunit Ifthestructureisnotstrong enough indoorunitmayfallandbedamagedorcausepersonalinjury t Placewheresu...
Page 6: ... 2 30 4 35 2 50 mm 533 40 1219 20 533 40 482 60 317 50 339 73 330 20 171 45 508 00 431 80 323 85 261 62 58 42 110 49 63 50 AC0 42 48 54 KNZDCH AA inch 24 50 58 75 21 75 19 50 16 25 19 75 17 25 6 75 26 00 23 00 16 75 14 35 2 30 4 35 2 00 mm 622 30 1492 25 552 45 495 30 412 75 501 65 438 15 171 45 660 40 584 20 425 45 364 49 58 42 110 49 50 80 NOTE ALLDIMENSIONAREININ5CHESANDAREAPPROXIMATE ALLDIMENS...
Page 7: ...installedinadraw thruapplicationandwillcreateanegativepressuresituationinthecondensatedrainsystem Topreventcondensatefrombeingdrawnintothebloweritisrecommendedtotraptheprimary Main andsecondary Overflow drainline RefertoDrainPipeandDrainHosesectionintheseinstructions Ifthesecondarydrainisnotused itmustbecapped Thisunithasaconnectionterminalfordrainsystemmonitoring RefertoWiringWorksectionfor infor...
Page 8: ...reeareaopening t UseReturnGrillethatcansupplysufficientairtoensureproperperformance ForA CandHPAirHandlers1 2HPBlowerMotors t Minimum250in freeareaopening t UseReturnGrillethatcansupplysufficientairtoensureproperperformance ForA CandHPAirHandlerswithElectricHeatuse3 4HPBlowerMotor t Minimum390in freeareaopening t UseReturnGrillethatcansupplysufficientairtoensureproperperformance Thereturnairopenin...
Page 9: ...ereturnairendoftheairhandlerwhenconfiguredintheupflowposition Thefilter kitisplacedoverthereturnplenuminthefloorandsealedtotheplenumusingsealantorcaulkingmaterialand ortape Theair handlerisplacedontopofthereturnfilterboxandthereturnopeningsealedtopreventleaks NOTE Makesuretheflowarrowontheairfilterispointingtowardsthecoil ADJUSTMENT KNOB FOR 1 OR 2 FILTER ADJUSTMENT KNOB FOR 1 OR 2 FILTER Accessor...
Page 10: ...ocatedasdescribedinRETURNAIRREQUIREMENTSsection Theminimumfiltersizeisshowninthetablebelow Standardthrowawayairfilter 300ft minorless PleatedAirFilter 500ft minorless 800CFM 20x20x1 1000CFM 20x25x1 1200CFM 20x30x1 1400CFM 25x30x1 1600CFM 25x30x1 1800CFM 30x30x1 2000CFM 30x40x1ortwo30x20x1 2400CFM 30x40x1ortwo30x20x1 800CFM 16x16x1 1000CFM 18x20x1 1200CFM 20x20x1 1400CFM 20x20x1 1600CFM 20x25x1 180...
Page 11: ...ft drain connections Horizontal right left to right drain pan opening Horizontalrightapplication lefttoright Theunitisshippedtobeinstalledwithoutmodificationinarighttoleftconfiguration Forlefttorightapplications 1 Removetheunitaccesspanels 2 Removethecoolingcoilafterdisassemblingbracketcoilandplate 3 Movethecondensatedrainpantotherightsideoftheunitchassis 4 MovetheEvapIntemperaturesensortoholderof...
Page 12: ...erandcontrolboxaccesspanel door andsecurewiththescrewsthatwereremovedinstep2 Refrigerantpiping AirHandlerswithDXtypeevaporatorcoilsrequireliquidandsuctionpipingsizedinaccordancewithcondensingunit manufacturer sinstructions Theevaporatorcoilshavesweatcopperconnections Refrigerantlinesshouldbesolderedwithsilver solderorhightemperaturebrazingalloy DRY NITROGEN MUST BE FLOWEDTHROUGH REFRIGERANT LINES ...
Page 13: ...AcrylonitrileButadienRubber separatelyaroundeachrefrigerantpipe t Youcancontactthegassideandliquidsidepipesbutthepipesshouldnotbe pressedtogethertightly t Whencontactingthegassideandliquidsidepipe use1gradethickerinsulator NOTE Alwaysmaketheseamofpipesfaceupwards 2 Windinsulatingtapearoundthepipesanddrainhoseavoidingtocompress theinsulationtoomuch 3 Finishwrappinginsulatingtapearoundtherestofthepi...
Page 14: ... 3 8 9 3 8 Internal temperature is higher than 248 F 120 C 12 7 50 8 1 2 2 13 1 2 13 1 2 Gas pipe 6 35 1 4 13 1 2 19 3 4 9 52 25 4 3 8 1 19 3 4 25 1 28 58 44 45 1 1 8 1 3 4 19 3 4 32 1 1 4 50 8 2 25 1 38 1 1 2 t Wheninstallinginsulationinplacesandconditionsbelow usethesameinsulationthatisusedforhighhumidityconditions Geologicalcondition Highhumidityplacessuchasshoreline hotspring nearlakeorriver a...
Page 15: ...n Capunusedconnections 2 minimum 50 8mm minimum 2 minimum 50 8mm minimum Anti syphon air vent Refrigerant pipe conections Horizontal left right to left drain connections Horizontal right left to right drain pan opening 2 minimum 50 8mm minimum Typical Condensate Traps CAUTION t Makesuretokeepthedrainhosefromgettingtangledorloosened ontheconnectionpart t Insulateallcondensatepipesconnectedtotheindo...
Page 16: ...trance HomeCircuitBreaker Box andattheunitcontrolboxcircuitbreakersbeforeattemptinganyserviceormaintenanceoperations Homeownersshouldneverattempttoperformanymaintenancewhichrequiresopeningtheairhandler controlboxdoor t Thisairhandlerisnotequippedwithashieldthatcoversthelinevoltageelectricalsupplywiresandthecircuit breakerconnections Takeprecautionstopreventaccidentalelectricalshock Besuretoturnthe...
Page 17: ...ancesforoutdooruseshallnotbelighterthanpolychloroprenesheathedflexiblecord Code designationIEC 60245IEC57 CENELEC H05RN ForIEC 60245IEC66 CENELEC H07RN F t 4DSFXT PO UFSNJOBM CMPDL NVTU OPU CF VOTDSFXFE XJUI UIF UPSRVF MFTT UIBO LHGtDN t Sinceithastheexternalpowersupply refertotheoutdoorunitinstallationmanualforMAINPOWER TerminalBlockSPEC Indoor AC POWER M4 SCREW COMMUNICATION M4 SCREW 0 43 8 4 0 ...
Page 18: ...sedringterminals 8 Connectthegreenwiretothegroundlugnearthesupplywire connectionswithacompressedringterminalandtightenthe groundscrew Makesuretoleaveextraslackinthegroundwireto allowservicetotheunitwithoutdisconnectingthegroundwire A C A A B Left side Right side A Power conduit connection opening must use when installing accessory electric heat kit B Power conduit connection opening do not use whe...
Page 19: ...gedcontrolplateoutwardexposingthebacksideofthecontrolbox Removethescrewsholdingtheelectric heatkitblockoffplate Savethescrews 8 Carefullypasstheaccessoryheatingelementthroughtherectangularopeninginthedischargeoftheairhandlerand securetheheatingelementwiththescrewsfromstep8 Heatingelementsupportrodmustbeseatedintheholeonthe oppositesideofthedischarge 9 Installthebreakersatthefront leftofthecontrolb...
Page 20: ...thebottomoftheliquidpipeasshownbelowwithincludedwireties liquid pipe Insulation wrapped around pipe and sensor Liquid pipe Wire tie to secure insulation Sensor Sensor wire Wire tie to secure sensor to pipe 20 Wrapincludedinsulationaroundthesensorandsecurewithincludedwireties 21 RemovethebreakeropeningcoverplateontheAHUdoorandsecurethedoorstotheunit NOTE Theelectricheatkitsareequippedwitheitheroneo...
Page 21: ...0 0 12 12 n a n a AC024KNZDCH AA 1 5 18 03 20 83 23 26 26 76 30 0 30 0 10 10 n a n a MEDIUM CABINET NOMINAL 2 5 3 0TONS 0To 10 Kw AC030KNZDCH AA 1 5 18 03 20 83 24 20 27 70 30 0 30 0 10 10 n a n a AC036KNZDCH AA 1 10 36 06 41 67 46 73 53 74 50 0 60 0 6 4 n a n a LARGE CABINET NOMINAL 4 0 4 5 5 0 6 0TONS 0To 20 Kw AC042KNZDCH AA 1 5 18 0 20 8 24 6 26 0 30 0 30 0 10 10 n a n a AC048KNZDCH AA 1 10 36...
Page 22: ... Selectingcompressedringterminal Silver solder Nominal dimensions forcable inch mm Nominal dimensions forscrew inch mm B D d1 E F L d2 t Standard dimension inch mm Allowance inch mm Standard dimension inch mm Allowance inch mm Standard dimension inch mm Allowance inch mm Min inch mm Min inch mm Max inch mm Standard dimension inch mm Allowance inch mm Min inch mm 0 0023 1 5 0 16 4 0 26 6 6 0 0079 0...
Page 23: ...ldkeepthepowercableandtheconnection cordoftheindoorandoutdoorunitsinconduit t Youmustkeepthecableinaprotectiveconduit t Keepdistancesof2 50mm ormorebetweenpowercableandcommunicationcable t Maximumlengthofpowercablesaredecidedwithin10 ofpowerdrop Ifitexceeds youmustconsider anotherpowersupplyingmethod t Useroundpressure crimpterminalforconnectionstothepowerterminalblock t Forwiring usethedesignated...
Page 24: ... HI SPEED TAP ORN ORN ORN ST5 ERROR EXPLANATION E101 E121 E122 E123 E162 E163 NO COMMUNICATION FOR 2 MINUTES BETWEEN INDOOR AND OUTDOOR UNIT ERROR ON ROOM TEMPERATURE SENSOR OF INDOOR UNIT SHORT OR OPEN ERROR ON EVA IN TEMPERATURE SENSOR OF INDOOR UNIT SHORT OR OPEN ERROR ON EVA OUT TEMPERATURE SENSOR OF INDOOR UNIT SHORT OR OPEN EEPROM ERROR OF MICOM PHYSICAL PROBLEM OF PARTS CIRCUIT INDOOR UNITS...
Page 25: ...ivation 4 Turnthecircuitbreakersonandreinstallairhandlerblowerdoor 5 Turnonallelectricalsupplycircuitstotheairhandleratthemainservice HouseCircuitBreaker panel 6 Whenblackwire Standard isrequiredtobeconnectedtotap5 theorangewirewhichoriginallyisconnectedtotap5canbe connectedtoanytapexcepttap5 Terminal Connection Default speed tap settings AC018KNZDCH AA AC024KNZDCH AA AC030KNZDCH AA AC036 042KNZDC...
Page 26: ...M 1 0 1 489 4 0 1 628 0 2 452 0 2 599 0 3 410 0 3 569 0 4 370 0 4 536 0 5 325 0 5 500 0 6 270 0 6 458 0 7 210 0 7 411 0 8 130 0 8 352 2 0 1 525 5 0 1 682 0 2 497 0 2 658 0 3 466 0 3 633 0 4 430 0 4 605 0 5 385 0 5 574 0 6 330 0 6 539 0 7 270 0 7 497 0 8 200 0 8 444444444444 3 0 1 560 DefaultSetting 0 2 535 0 3 505 0 4 472 0 5 436 0 6 397 0 7 351 0 8 289 8 QV_O 9 5 jhjGvktG Tho pt uv jvkl lunU GGGY...
Page 27: ... 0 4 452 0 4 707 0 5 410 0 5 671 0 6 365 0 6 630 0 7 317 0 7 580 0 8 262 0 8 530 2 0 1 658 5 0 1 888 0 2 625 0 2 859 0 3 589 0 3 831 0 4 550 0 4 799 0 5 508 0 5 764 0 6 462 0 6 723 0 7 410 0 7 675 0 8 349 0 8 620 3 0 1 726 DefaultSetting 0 2 695 0 3 661 0 4 625 0 5 586 0 6 543 0 7 493 0 8 435 8 QV_O 9 5 jhjGvktG Tho pt uv jvkl lunU GGGY YWX TXWTX_GGG㝘㤸GXXaYXaX_ ...
Page 28: ... 0 6 982 0 7 605 0 7 943 0 8 547 0 8 904 0 9 486 0 9 864 1 419 1 823 2 0 1 987 5 0 1 1314 0 2 951 0 2 1282 0 25 932 0 25 1266 0 3 914 0 3 1251 0 4 875 0 4 1217 0 5 834 0 5 1183 0 6 790 0 6 1149 0 7 742 0 7 1113 0 8 690 0 8 1076 0 9 633 0 9 1039 1 567 1 1000 3 0 1 1060 DefaultSetting 0 2 1025 0 25 1009 0 3 990 0 4 954 0 5 915 0 6 875 0 7 832 0 8 787 0 9 737 1 684 8 QV_O 9 5 jhjGvktG Tho pt uv jvkl ...
Page 29: ... 982 0 7 605 0 7 943 0 8 547 0 8 904 0 9 486 0 9 864 1 419 1 823 2 0 1 987 5 0 1 1314 0 2 951 0 2 1282 0 25 932 0 25 1266 0 3 914 0 3 1251 0 4 875 0 4 1217 0 5 834 0 5 1183 0 6 790 0 6 1149 0 7 742 0 7 1113 0 8 690 0 8 1076 0 9 633 0 9 1039 1 567 1 1000 3 0 1 1060 DefaultSetting 0 2 1025 0 25 1009 0 3 990 0 4 954 0 5 915 0 6 875 0 7 832 0 8 787 0 9 737 1 684 8 QV_O 9 5 jhjGvktG Tho pt uv jvkl lunU...
Page 30: ... 1082 0 7 805 0 7 1043 0 8 747 0 8 1005 0 9 685 0 9 964 1 620 1 922 2 0 1 1137 5 0 1 1315 0 2 1101 0 2 1282 0 25 1083 0 25 1266 0 3 1064 0 3 1251 0 4 1025 0 4 1217 0 5 984 0 5 1184 0 6 940 0 6 1149 0 7 892 0 7 1113 0 8 841 0 8 1076 0 9 783 0 9 1039 1 718 1 1000 3 0 1 1180 DefaultSetting 0 2 1147 0 25 1128 0 3 1110 0 4 1074 0 5 1035 0 6 995 0 7 952 0 8 907 0 9 857 1 804 8 QV_O 9 5 jhjGvktG Tho pt u...
Page 31: ...331 0 7 699 0 7 1280 0 8 606 0 8 1224 0 9 510 0 9 1158 1 415 1 1078 2 0 1 1379 5 0 1 1739 0 2 1293 0 2 1705 0 3 1210 0 3 1670 0 4 1130 0 4 1633 0 5 1045 0 5 1597 0 6 963 0 6 1559 0 7 878 0 7 1522 0 8 795 0 8 1485 0 9 711 0 9 1446 1 627 1 1406 3 0 1 1475 DefaultSetting 0 2 1410 0 3 1348 0 4 1282 0 5 1216 0 6 1148 0 7 1076 0 8 1003 0 9 929 1 850 8 QV_O 9 5 jhjGvktG Tho pt uv jvkl lunU GGGZX YWX TXWT...
Page 32: ...1 0 7 732 0 7 1490 0 8 613 0 8 1437 0 9 490 0 9 1381 1 370 1 1325 2 0 1 1570 5 0 1 2000 0 2 1490 0 2 1960 0 25 1446 0 25 1940 0 3 1407 0 3 1923 0 4 1325 0 4 1887 0 5 1240 0 5 1847 0 6 1159 0 6 1807 0 7 1077 0 7 1762 0 8 993 0 8 1714 0 9 910 0 9 1664 1 826 1 1608 3 0 1 1642 DefaultSetting 0 2 1587 0 25 1557 0 3 1528 0 4 1472 0 5 1412 0 6 1355 0 7 1294 0 8 1233 0 9 1172 1 1109 8 QV_O 9 5 jhjGvktG Th...
Page 33: ...ing mode while pressing HighTemp button and LowTemp button 3 Check if you have entered the option setting status Step2 Theprocedureofoptionsetting After entering the option setting status select the option as listed below CAUTION Option setting is available from SEG1 to SEG 24 t SEG1 SEG7 SEG13 SEG19 are not set as page option t Set the SEG2 SEG6 SEG8 SEG12 as ON status and SEG14 18 SEG20 24 as OF...
Page 34: ...beselectedinrotation SEG6 SEG8 6 SettingFanmode PressModebuttontobechangedtoFANmodeintheONstatus 7 SettingSEG9 SEG10option PressLowFanbutton toenterSEG9value PressHighFanbutton toenterSEG10value Eachtimeyoupressthebutton p p p willbeselectedinrotation SEG9 SEG10 8 SettingHeatmode PressModebuttontobechangedtoHEATmodeintheONstatus 9 SettingSEG11 SEG12option PressLowFanbutton toenterSEG11value PressH...
Page 35: ...anbutton toenterSEG23value PressHighFanbutton toenterSEG24value Eachtimeyoupressthebutton p p p willbeselectedinrotation SEG23 SEG24 Step3 Checktheoptionyouhaveset Aftersettingoption press buttontocheckwhethertheoptioncodeyouinputiscorrectornot Step4 Inputoption Pressoperationbutton pointingtowardsreceiverkittoenternewoptioncode Forthecorrectoptionsetting youmustpressoperationbuttontwice Step5 Che...
Page 36: ...address RESERVED RESERVED The unit digit of an indoor unit Remote Controller Display Indication and Details Indication Details Indication Details Indication Details Indication Details 0 A 0 No Main address 0 3 A single digit 1 Main address setting mode Option SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 Explanation PAGE RESERVED Setting RMC address RESERVED Group channel 16 Group address Remote Controller Dis...
Page 37: ...ntsthepagenumberandtheremainingfivedigitsareoptioncodes t Theoptioncodewhichiscurrentlysettingwillflicker 3 Pressthe buttontosettheoptioncodeinorder Press buttontogotothenextpage 4 Pressthe buttontosaveandcompletetheoptionsetting 5 Pressthe buttontoexittonormalmode NOTE Pressthe buttonanytimeduringsetuptoexit withoutsetting CAUTION t Optioncodewillnotbeappliedifyoudon tpressthe t Settingindoorunit...
Page 38: ...osettheIndoorunitMain RMCAddress 6 Pressthe buttontosaveandcompletetheoptionsetting 7 Pressthe buttontoexittonormalmode NOTE t Pressthe buttontosaveandcompletetheoptionsetting t Addresswillnotbeappliedifyoudon tpress button t SettingMain RMCAddressofanIndoorunitisavailableonlywithamasterwiredremotecontroller Settinganindoorunitinstallationoption Inordertocheckandsettheindoorunitinstallationoptionc...
Page 39: ...tion and Details Indication Details Indication Details Indication Details Indication Details 0 2 0 Disuse 0 Disuse 1 Use 1 Use Option SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 Explanation PAGE RESERVED RESERVED Use of Heater Controller variables for auxiliary heater Master Slave Indication and Details Indication Details Indication Details Indication Details Indication Details 1 0 Disuse Set temperature for...
Page 40: ...mpensation RESERVED RESERVED Indication and Details Indication Details Indication Details Indication Details 3 0 or 1 Indoor 1 0 Disuse 2 Indoor 2 1 3 6 F 2 C 3 Indoor 3 2 9 0 F 5 C 4 Indoor 4 5 Pressthe buttontosaveandcompletetheoptionsetting 6 Pressthe buttontoexittonormalmode NOTE t Press buttonanytimeduringsetuptoexitwithoutsetting t Optioncodewillnotbeappliedifyoudon tpress button t SettingIn...
Page 41: ...oom sensor in the indoor unit Open Short X X X X Error of EVA IN EVA OUT discharge sensor in the indoor unit Open Short X X X Error of Fan motor in the indoor unit X X X X 1 Error of Outdoor 2 Thermal Fuse Open Error of Indoor s Terminal Block X X 1 Clogging of outdoor s service valve 2 the refrigerant leakage X X Detection of the float switch X X X 1 Error of EEPROM 2 Error of Option setting 1 Er...
Page 42: ...rror 4 When sending the communication error from the outdoor unit the mismatching of the communication numbers and installed numbers after completion of tracking Communication error for more than 2 minutes X X X 1 Indoor unit error Display is unrelated with operation 2 Outdoor unit error Display is unrelated with operation On Flickering XOff t If you turn off the air conditioner when the LED is fl...
Page 43: ...Terminal Block error Indoor outdoor communication error 1 min Communication error Communication error between indoor outdoor INVlMAIN MICOM 1 min Communication error Outdoor temperature sensor error Outdoor sensor error COND temperature sensor error Outdoor sensor error Inverter Emission temperature sensor error Outdoor sensor error Detection of Indoor Freezing when Comp Stops Outdoor unit protect...
Page 44: ...r DC LINK voltage sensor error Outdoor unit protection control error EEPROM Read Write error Outdoor unit protection control error Inverter OTP error Outdoor unit protection control error AC ZERO CROSSING SIGNAL OUT error Outdoor unit protection control error Compressor LOCK error Outdoor unit protection control error Outdoor fan 2 error Self diagnostic error IPM Overheat Error for Outdoor Unit In...
Page 45: ...ections t Heat resistantinsulationofthepipe t Drainage t Earthconductorconnection Providinginformationforuser Afterfinishingtheinstallationoftheairconditioner youshouldexplainthefollowingtotheuser Refertoappropriatepagesinthe User sManual 1 Howtostartandstoptheairconditioner 2 Howtoselectthemodesandfunctions 3 Howtoadjustthetemperatureandfanspeed 4 Howtosetthetimers 5 Howtocleanandreplacethefilter...
Page 46: ...jhjGvktG Tho pt uv jvkl lunU GGGY YWX TXWTX_GGG㝘㤸GXXaYXaW ...
