Samsung AC018KN4DCH Service Manual Download Page 1

Page: 1 / 116

1. Precautions

2. Product Specifications

3. Disassembly and Reassembly

4. Troubleshooting

5. PCB Diagram

6. Wiring Diagram

7. Reference Sheet

CONTENTS

SYSTEM AIR CONDITIONER

INDOOR UNIT

OUTDOOR UNIT

SYSTEM AIR CONDITIONER

CIRCULAR CASSETTE SERIES

AC018KN4DCH
AC024KN4DCH
AC030KN4DCH
AC036KN4DCH
AC042KN4DCH
AC048KN4DCH

AC018JX4DCH
AC024JX4DCH
AC030JX4DCH
AC036JX4DCH
AC042JX4DCH
AC048JX4DCH

Summary of Contents for AC018KN4DCH

Page 1: ...Diagram 6 WiringDiagram 7 ReferenceSheet CONTENTS SYSTEM AIR CONDITIONER INDOOR UNIT OUTDOOR UNIT SYSTEMAIRCONDITIONER CIRCULAR CASSETTE SERIES AC018KN4DCH AC024KN4DCH AC030KN4DCH AC036KN4DCH AC042KN4...

Page 2: ...C setting 4 13 4 1 5 Settheindoorinstallationoptions Optiontosetfortheinstallationsiteconditions 4 14 4 1 6 Changingtheaddressesandoptionsindividually 4 15 4 2 Model specificoptioncode 4 16 4 3 Itemst...

Page 3: ...ErrorCode E466 H WDC_LinkOverVoltageError ErrorCode E483 ACInputVoltageSensorError ErrorCode E488 4 51 4 4 19 Gasleakageerror ErrorCode E554 4 52 4 4 20 Pipeblockageerror ErrorCode E422 4 54 4 4 21 S...

Page 4: ...cking or short circuit O Fasten the valve caps of service valves and charging valves of outdoor unit as much as possible using adjustable wrenches O Check the status of the components assembly after r...

Page 5: ...ruct end users to separate the batteries from the remote controllers and store them separately when the product is not used for long time Otherwise leakage from the dry cell may cause problems with th...

Page 6: ...ndly air conditioner It is eco friendly air conditioner that is certified a RoHS technology as well as realize high effectiveness low noise super power saving Electricity savings through S Inverter Sy...

Page 7: ...1 20 5 23 5 Noise IndoorUnit dBA 42 45 47 50 51 51 OutdoorUnit dBA 58 60 60 60 62 62 Size NetDimension WxHxD IndoorUnit mm 947 281 947 947 281 947 947 365 947 947 365 947 947 365 947 947 365 947 Outdo...

Page 8: ...0 10 22 33 33 33 Basic Piping Length m 7 5 7 5 7 5 7 5 7 5 7 5 Max Piping Length m 30 50 50 75 75 75 Max Level Difference m 20 30 30 30 30 30 Option Code 0100EF 1950D8 27343B 370005 020000 100000 2000...

Page 9: ...ass y DB94 05810F 1 Seal drain ass y DB94 05810G 1 Indoor unit installation manual DB68 05975A 1 USER MANUAL DB68 05974A 1 BRACKET CONDUIT DB61 05788A 1 Drain cap DB63 10355C 5 Standard Outdoor unit...

Page 10: ...mark Wireless remote controller DB93 15771C 1 Optional Batteries for remote controller specification AAA type 4301 000121 2 Remote controller holder DB61 06607A 1 M4 16 Screw 6002 000581 2 User s manu...

Page 11: ...controller MWR WE10N Item Description Code No Q ty Remark Wired remote controller DB93 11251F 1 Optional Cable tie DB65 10088B 2 Cable clamp DB65 10074E 3 M4 16 Screw 6002 000474 5 User s manual DB68...

Page 12: ...ProductSpecifications 2 9 2 3 4 Filter specifications Item Description CodeNo Remark FILTER AIR DB63 03764A...

Page 13: ...3 1 Item Remark Screw Driver Monkey Spanner 8mm 10mm 13mm M6 M8 Hex Wrench Spanner Torque Wrench 3 Disassembly and Reassembly 3 1 Necessary Tools...

Page 14: ...he corner 4 places of Panel and separate it 2 Remove the 4 screws from the corner of Panel Use Screw Driver 3 Pull the hook of Panel and then separate the Panel from the Indoor Unit 1 Panel Open type...

Page 15: ...n 3 Remove the safety clip of Grill inside and then separate the Panel from the Indoor Unit 4 Pull up the Filter from the Grill and separate it 2 Control Box 1 Reomove the 2 screws which is fixed to t...

Page 16: ...ntrol Box 3 Reomove the 1 screw which is fixed to the Indoor Unit upper part Use Screw Driver 4 Put finger in the PULL marked groove and then pull up the Cover 5 Put finger in the PULL marked groove a...

Page 17: ...tors from the Control Box 7 Remove the ground screw Use Screw Driver 3 Top Cover Drain Pan 1 Remove the 3 screws Use Screw Driver 2 Push the hook and separate the Cover Damage can occur to product in...

Page 18: ...mblyandReassembly 3 6 No Parts Procedure Remark 3 Top Cover Drain Pan 4 Pull the Booster Fan connector and separate the connector 5 Remove the 4 screws Use Screw Driver 6 Push the hook and separate th...

Page 19: ...Top Cover Drain Pan 7 Remove the screw and separate the Display Cover Use Screw Driver 8 Remove the 2 screws Use Screw Driver 9 Push the hook and separate the Cover 10 Remove the 8 screws Use Screw Dr...

Page 20: ...mbly 3 8 No Parts Procedure Remark 3 Top Cover Drain Pan 12 Remove the 3 screws Use Screw Driver 13 Pull the hook that is on the side and separate the Cover 4 Drain Pump Hose 1 Separate the Drain Hose...

Page 21: ...ex nut which is fixed to top of Fan and separate the Fan from the Motor Use Monkey Spanner 2 Remove the 3 hex nuts which is fixed to Motor and separate the Motor from the Indoor Unit Use Monkey Spanne...

Page 22: ...acket Use Screw Driver 2 Remove screws which is fixed to Indoor Unit and pull the hook and then separate the Drain Cover Use Screw Driver When assemble be careful with the interference structure of pi...

Page 23: ...k 1 common work 1 loosen 1 pcs screw of cover control and detach it 2 loosen 5 pcs screws on both right and left cabniet side edges and to detach the cover top 3 Loosen 7 screwsfixed to disassemble ca...

Page 24: ...blyandReassembly 3 12 No Parts Procedure Remark common work 4 loosen 7 screws to disassemble the cabi right and detach it 5 loosen 2 screws to disassemble steel bar 6 loosen 3 screws to disassemble ca...

Page 25: ...3 No Parts Procedure Remark 2 fan motor 1 loosen 1 screw as indication and detached the fan 2 loosen 4 pcs motor screws and disconnect the wire betwwen assy control out and motor 3 loosen 2 pcs bracke...

Page 26: ...1 screw from cover control 2 detach several connections from assy con trol out take out assy control out 4 Heat exchanger 1 Release the refrigerant at first 2 Looosen fixing screw on both side 3 disa...

Page 27: ...DisassemblyandReassembly 3 15 No Parts Procedure Remark 5 compressor 1 disconnect the compressor lead wire 2 disassembly the felt comp sound loosen the 3 bolts at the bottom of...

Page 28: ...disassembly 1 Unscrew and remove two mounting screw in the Cabinet Front RH Use Screw Driver 2 Cabi Top 1 Unscrew and remove 9 screws on each side of the Cabinet Top Use Screw Driver 3 Cabi Install F...

Page 29: ...mark 4 Guard Cond 1 Pull the sensor from Guard Cond 2 Unscrew and remove 4 screws in the Guard Cond Use Screw Driver 5 Cabi Back RH 1 Pull the sensor from Cabi Back RH 2 Unscrew and remove 4 screws on...

Page 30: ...embly 3 18 No Parts Procedure Remark 6 Cabi Install Back 1 Unscrew and remove 1 screw in the Cabinet Install Back Use Screw Driver 7 Cabi Front LF 1 Unscrew and remove 10 screws in the Cabinet Front L...

Page 31: ...DisassemblyandReassembly 3 19 No Parts Procedure Remark 8 Fan 1 Turn 2 mounting nuts as shown in the picture and remove it Use Adjustable Wrench...

Page 32: ...emark 9 Motor 1 Separate the Fan Propeller 2 Unscrew and remove the 8 Motor mounting screws Use Screw Driver 3 Disconnect the Motor wire From Ass y Control Out 10 Bracket Motor 1 Unscrew and remove 2...

Page 33: ...lyandReassembly 3 21 No Parts Procedure Remark 11 Control Out 1 Disconnect 4 Connecters From Ass y Control Out 2 Unscrew and remove 1 mounting screw in Control Out Use Screw Driver 3 Separate Ass y Co...

Page 34: ...nd remove 2mounting screws in muffler 3 Unscrew and remove 2 mounting screws in Service Valve Use Screw Driver 4 Separate the pipe from the Entrance Exit using a welder When removing the compressor He...

Page 35: ...EV Valve 1 Unscrew and remove 2 mounting screws in Service Valve Use Screw Driver 2 Separate the pipe from the Entrance Exit using a welder 14 Compressor 1 Unscrew and remove 1 mounting nut in Cover T...

Page 36: ...edure Remark 3 As shown in the picture unscrew and remove 3 mounting screws from the bottom Use Adjustable Wrench 15 Cond Out 1 Unscrew and remove 3 screws on each side of the Assy Cond Out Use Screw...

Page 37: ...binet Front RH Use Screw Driver 2 Cabi Top 1 Unscrew and remove 9 screws on each side of the Cabinet Top Use Screw Driver 3 Cabi Install Front 1 Unscrew and remove 1 screw in the Cabinet Install Front...

Page 38: ...screws on each side of the Cabinet Back RH Use Screw Driver 6 Cabi Install Back 1 Unscrew and remove 1 screw in the Cabinet Install Back Use Screw Driver 7 Cabi Front LF 1 Unscrew and remove 10 screws...

Page 39: ...ing screws Use Screw Driver 3 Disconnect the Motor wire From Ass y Control Out 10 Bracket Motor 1 Unscrew and remove 2 mounting screws in Bracket Motor Use Screw Driver 11 Control Out 1 Disconnect 4 C...

Page 40: ...rew Driver 3 Separate the pipe from the Entrance Exit using a welder When removing the compres sor Heat Exchanger and Pipe purge the Coolant inside the Compressor completely and remove the pipe with a...

Page 41: ...While holding down the HighTemp and LowTemp buttons simultaneously insert thebatteries into the remote control c Make sure that you are entered to the mode forsetting the options batteries into the re...

Page 42: ...the SEG5 value by pressing the High Fan button repeatedly until the value you want to set appears on the r emote control display When you press the Low Fan or High Fan button values appear in the fol...

Page 43: ...remote c ontrol display SEG11 b Set the SEG12 value by pressing the High Fan button repeatedly until the value you want to set appears on the remote c ontrol display When you press the Low Fan or High...

Page 44: ...llowing order SEG17 14 Press the Mode bu tton Dry and Off appear on the remote c ontrol display 15 Set the SEG18 and SEG20 values a Set the SEG18 value by pressing the Low Fan button repeatedly until...

Page 45: ...llowing order SEG22 18 Press the Mode button Heat and Off appear on the remote control display 19 Set the SEG23 and SEG24 values a Set the SEG23 value by pressing the Low Fan button repeatedly until t...

Page 46: ...ivedbytheindoorunit ifitisnotreceived pressthe Power buttonagain Step5 Checkwhethertheairconditioneroperatesinaccordancewiththeoptionvaluesyouhaveset 1 Reset the indoor unit by disconnecting and then...

Page 47: ...sure that you are entered to the mode for setting the options CAUTION The total number of available options are 24 SEG1 to SEG24 Because SEG1 SEG7 SEG13 and SEG19 are the page options used by the prev...

Page 48: ...ou want to set appears on the remote control display SEG4 b Set the SEG5 value by rotating the Wheel clockwise until the value you want to set appears on the r emote control display SEG5 When you rota...

Page 49: ...w ant to set appears on the remote control display SEG14 b Set the SEG15 value by rot ating the Wheel clockwise until the value you w ant to set appears on the remote control display SEG15 When you r...

Page 50: ...SEG21 value by rotating the Wheel counter clockwise until the value y ou want to set appears on the remote control display SEG21 b Set the SEG22 value by rotating the Wheel clockwise until the value...

Page 51: ...alue you want to set appears on the remote control display SEG23 b Set the SEG24 value by rotating the Wheel clockwise until the value you want to set appears on the remote control display SEG24 When...

Page 52: ...ss the button to enter the sub menu setting screen Using the buttons select a sub menu number and press the button to enter data setting screen When you enter the setting stage the current setting wil...

Page 53: ...ALADDRESS Themainaddressmustbesettoavalueintherange0to3 Ifyousetothervalues communicationerrorwilloccur IfanyofSEG5andSEG6issettoavalueintherangeAtoF themainaddressoftheindoorunitdoesnotchange IfSEG3i...

Page 54: ...e 0 thermo on 0 Disuse 0 Use of buzzer 2 1000 hours 1 On Off control 1 Operation on 1 Use 1 Disuse of buzzer 6 2000 hours 2 Off control 3 Window On Off control Option SEG19 SEG20 SEG21 SEG22 SEG23 SEG...

Page 55: ...nd follow the steps in Common steps for setting the addresses and options Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Function Page Mode Typeofthe optiontochange Tensposition oftheoption number Unitsposition...

Page 56: ...8 C AC042KN4DCH AA 0 1 0 0 E F 1 9 5 4 9 D AC048KN4DCH AA 0 1 0 0 E F 1 9 5 4 A F Model SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 AC018KN4DCH AA 2 7 3 4 3 B 3 7 0 0 0 5...

Page 57: ...igits Twodigits Onedigit step 12 Totalindoorunitcapacity C Twodigits Onedigit Firstdecimal kW 13 Protectioncontrol D 0 Cooling 1 Heating Protectioncontrol 0 noprotectioncontrol 1 freezing 2 non stopde...

Page 58: ...5 Set an auto address Set a manual address K6 Snowdriftpreventioncontrolnotused Snowdriftpreventioncontrolused K7 K7 K8 ON ON Silentcontrolnotused ON OFF SilentcontrolusedStep_1 OFF ON Silentcontrolus...

Page 59: ...ingMode Mode Display EcoModeLamp Segment1 Segment2 Segment3 Segment4 RED EcoMode BLANK BLANK BLANK BLANK On EcoModeExit PressK3togooutfromtheecomode Atthedrivingsignalortestrun cooling heating oftheus...

Page 60: ...Modelsseries AC018JXADCH mode Display Eco modelamp SEG1 SEG2 SEG3 SEG4 none EcoMode BLANK BLANK BLANK BLANK X EcoModeExit Press K3 to go out from the eco mode At the driving signal or test run cooling...

Page 61: ...X X Open or short circuit error of the indoor t emper atur e sensor X X X Error of the out door unit X X X Communication error between the indoor and outdoor units X X Open or short circuit error of...

Page 62: ...12 E202 Communication error between indoor unit and outdoor unit When there is no response from indoor units after tracking is completed Check electrical connection and setting between indoor unit and...

Page 63: ...2 E467 Error due to abnormal rotation of the compressor or unconnected wire of compressor Check the compressor wire 33 E468 Error on current sensor Short or Open Check the outdoor inverter PBA 34 E469...

Page 64: ...M Check INVERTER MICOM Communication error Outdoor temperature sensor error Check sensor connection status Check sensor location Check sensor resistance Operation Off Outdoor sensor error COND tempera...

Page 65: ...compressor connection status Check the resistance between difference phases of the compressor Operation Off Outdoor unit protection control error DC LINK over low voltage error Check input power Chec...

Page 66: ...ot matched Check the option code of the indoor unit Operation Off Outdoor unit protection control error Communication error between the indoor unit and wired remote controller Check the connection wir...

Page 67: ...due to over current or leakage Check whether several units are connected to one breaker Check the power wire between Power PCB and Main PCB DC 1 Make sure that the DC power cable is properly connecte...

Page 68: ...CB connector Indoor temperature sensor failure replace Remove the indoor temperature sensor connector from the PCB and measure the resistance between two terminals Current temperature C Resistance k 4...

Page 69: ...ctor to PCB Failure of the indoor heat exchanger temperature sensor replace Remove the indoor heat exchanger temperature sensor connector from the PCB and measure the resistance between two terminals...

Page 70: ...isplayed No Checkthemotorand replaceit Yes YES FAN RPM DC0V DC6V 1 2 3 4 5 6 Check the normal operation No Is the motor connector CN73 or CN44 disconnected from the PCB Connect the connector to PCB Ye...

Page 71: ...munication cable connecting the outdoor unit to indoor unit and measure the signal on LINE 2 of the outdoor unit with a scope Reconnect the cable connecting the outdoor unit to the indoor unit and res...

Page 72: ...rain pump operate when compressor operates Same error occurs again No Is the water level in drain pan decreasing Reset the indoor unit power and check the operation of the drain pump Vibrates when ope...

Page 73: ...Blue Red Judgment method Refertocheckingmethod asshownbelow Symptom IftheEEPROMcomponentdefective EEPROMcircuitpartsmissing damaged solderingfailure RestartthesystemafterreplacingthePCB No Yes Isstat...

Page 74: ...llpowerwireconnections 1 Checkthepoweroftheterminalbox 3 phasepower phase andwireassembling 2 Iftheconnectionismadeinthepowerwire extensionofthepowerwire makesurethatitis securelyconnected 3 Checkthec...

Page 75: ...t No No Checkthepowerparts SwitchoffpowertotheTerminalBox beforeinspection 1 Isthereafaultwithafuse Short Normal Open Fault 2 Whenthebridgediodeismeasuredwith output voltage doesthevoltageexceed290Vdc...

Page 76: ...Yes Yes Yes 30secondsafterturningofftheMainPowerSwitch BreakerorPoweroutlet turnonthepower Checkallpowerwireconnections 1 Checkthepoweroftheterminalbox 3 phasepower phase andwireassembling 2 Iftheconn...

Page 77: ...hepowerparts SwitchoffpowertotheTerminal Boxbeforeinspection 1 Isthereafaultwithafuse Short Normal Open Fault 2 Whenthebridgediodeismeasuredwith output voltage doesthevoltageexceed290Vdc 3 Isthepowers...

Page 78: ...ons 1 L 2 N andthe communicationconnections F1 F2 correctly connected 4 Arethepowerwire 1 L 2 N correctlyassembled Refertotheelectricalschematicsandthepower failureasexplainedabove No Yes ReplacetheMa...

Page 79: ...nICMeasuringPart CircuitDiagram ExampleofMeasuring CommunicationIC ExampleofMeasuring TVS Diode Location COM B 7 COM A 6 Vcc 8 Measuring Point 5 GND 6 CommunicationA 7 CommunicationB 8 Vcc Communicati...

Page 80: ...hepowerwireconnectionbetweenMain EMIPCBoftheoutdoorunit 2 Isthereaprobleminpowerwireconnectionbetweenthe Inverter EMIPCBoftheoutdoorunit 3 Isthefuse Fuse100 ofoutdoorunitInverterPCBnormal Short Normal...

Page 81: ...normal endtheservice ErrorCODE Description E221 Outdoortemperaturesensorerror E231 Outdoortemperaturesensorerror E251 Outdoortemperaturesensorerror E320 OutdoorOLPsensorerror Isthetemperaturesensorcon...

Page 82: ...wer Lossphase itwill display andtheairconditionerwillstopoperating 1 CheckthevoltageonL1 R L2 S phase L1 R L3 T phase L2 S L3 T phase 2 Whenthereisanyterminalthatdoesnothavenormalvoltage checktheexter...

Page 83: ...r 3 Checkthecloggingofindoorairinletpart 2 Checkprocedure 4 4 13 Compressor down due to freezing control Error Code E403 IstheindoorFan Motornormaloperation Isthesensoronindoorheatexchanger displaythe...

Page 84: ...fancontrolvoltagecorrect Normal 14Vdc FANcontrolvoltage 16Vdc 3 Isthefancommandvoltage Normal 2Vdc FAN commandvoltage 5Vdc MakesuretocheckafterpowerOff checkingnormaloperation 1 3DC_LinkVoltage betwee...

Page 85: ...er powerreset Yes 1 Replacethecompressor Iftheresistancevalue betweenphasesofthecompressorisdifferent Poweron Checkthenormaloperation Endtheservice 2 Reassemblewire Ifthewireconnectionofthe compressor...

Page 86: ...terminalinthecompressorwirehousing firmlyassembled 3 Isthereanyfaultofcompressorwires indisconnectionorcutting Yes Yes Compressorstartingerror rotationerror ErrorCode E461 E467 cont Continue Afterrepl...

Page 87: ...Endthe service 1 Checkforwiredisconnectionrelatedtooutdoor unitInverterPCB 2 Removeobstacleontheinletofoutdoorunitand securethespace 3 Removeobstacleontheoutletofoutdoorunitand securethespace Checkin...

Page 88: ...ectiveforcompressorwiresingleparts 2 Checkprocedure Yes Outdoorunitinstallationandenvironmentcheck Checkfornormaloperationatrestart Endthe service 1 Checkforwiredisconnectionrelatedtooutdoor unitInver...

Page 89: ...Poweron Checkthenormaloperation Endtheservice 2 Reassemblewire Ifthewireconnectionofthe compressoriswrong Poweron Checkthenormaloperation Endtheservice 3 Replacethecompressor Whenloudabnormal noisegen...

Page 90: ...OMP 2 Istheterminalinthecompressorwirehousing firmlyassembled 3 Isthereanyfaultofcompressorwiresin disconnectionorcutting ReplacethePCB Continue Yes E46Error related EMI outdoorunitMain IndoorunitMain...

Page 91: ...thepowerwirecorrectlyconnected 1 Checktheconnectingwires betweenthereactor wireandtheInverterPCBwireoftheoutdoorunit Checkthenormaloperation Endtheservice 2 Replacethereactor Checkthenormal operation...

Page 92: ...Poweron30secondsafterpoweroff Endtheservice No Poweron30secondsafterpoweroff 1 Replacethecompressor Iftheresistancevalue betweenphasesofthecompressorisdifferent Poweron Checkthenormaloperation Endthe...

Page 93: ...e Gasleakageerror ErrorCode E554 Continue Yes Reconnectthesensorconnector No No IstheindoorEVAsensorcorrectlyconnected Yes Chargetherefrigerant No Isrefrigerantcharged ReplacetheinverterPCB Continue Y...

Page 94: ...lowingorder Checkwhetherthepipeisemptyandopenallthe servicevalvesonthegasandliquidpipes Modifythepipingandconnectimmediatelyandthen emptythepipesandopentheservicevalves CheckthereplacementoftheEEV bod...

Page 95: ...r unit 360 Cassette Red lights up E508 2 Enterthesmartinstallmode Enteroftheoutdoorunit Pressforatthesametime5secondsK1 K4switches Enteroftheremotecontrol Pressforatthesametime4seconds Power Set Mode...

Page 96: ...hile running in the installation smart install mode the system status information may be checked by pressing the K4 switch When pressing the K1 and K4 switches for 5 seconds upon successfully running...

Page 97: ...he power is off replace the Inverter PCB 8 OTP error E471 Upload EEPROM to the Main PCB of the outdoor unit 9 Capacity inconsistence error E556 Check the model name between the outdoor and indoor unit...

Page 98: ...nd then horizontally or intermediate or swing operate Type When the existing Booster Fan does not operate replace the Booster Fan Type If type 1 is not defective Booster Fan Wire 4 Red Wire 3 Black Wi...

Page 99: ...5 1 PCBDiagramandPartsList 1 2 3 4 5 6 7 8 9 10 11 12 13 5 1 1 IndoorUnitMainPCB 5 PCB Diagram and Parts List 5 1 PCB Diagram...

Page 100: ...N501 1 2 BUZZER 3 CENTER3COLORLED BLUE 4 CENTER3COLORLED GREEN 5 CENTER3COLORLED RED 6 CENTERLED ICEBLUE 7 10 CENTERLED CN502 1 12V 2 6 VISUALIZATIONLED 7 11 REMOTECONTROLRECEIVER PBACONNECTION CN201...

Page 101: ...L2 1 EARTH PBA SETGND CN81 1 310V DCLINK 2 NC 3 PGND 4 15V VCC 5 MAINFANMOTORPWM 6 MAINFANMOTORF B 1 FUSESHORT OPENCHK 2 SGND TB300 COMM T B CN100 POWERTOMAINCONNECTOR 1 F1 INDOOR OUTDOOR COMM 2 F2 IN...

Page 102: ...ED_SECTION3 LAYER1 5 VISUALIZATION LED_SECTION3 LAYER2 6 VISUALIZATION LED_SECTION3 LAYER3 CN501 DISPLAY2 1 BUZZER1 2 BUZZER2 3 CENTER 3 COLOR LED BLUE 4 CENTER 3 COLOR LED GREEN 5 CENTER 3 COLOR LED...

Page 103: ...5 5 PCBDiagramandPartsList 5 2 1 Main PCB Q AC018JXADCH 5 4 3 2 1 7 6 8 9 10 11 12 5 2 Outdoor Unit...

Page 104: ...RGE THERMISTOR 5 6 COND THERMISTOR 1 10 Download 1 DV310V 3 GND 4 DC15V 5 FAN PWM 6 FAN Feedback 1 10 Download 1 COMP U Phase 2 COMP V Phase 3 COMP W Phase 1 2 Reactor CN030 4WAY VALVE CN951 SIGNALTOS...

Page 105: ...5 7 PCBDiagramandPartsList 5 2 2 SUB PCB Q AC018JXADCH 1 2 1 DC12V 2 GND 1 28 SIGNAL TO MAIN PCB CN12 DC12V CN951 SIGNALTOMAINPCB...

Page 106: ...009 6P BLK 9 3711 000744 CN103 EARTH YDW236 01 WHT 10 3711 000177 CN303 COMM INDOOR YW396 02V RED 11 3716 001162 CN003 QUIET S W BR 7623 2P BLK 12 3711 005096 CN302 COMM OPTION SMW200 05 BLK 13 3711 0...

Page 107: ...engineer debugging 1 DC 360V 2 N C 3 GND 4 DC 15V 5 FAN RPM 6 FAN RPM feedback 1 DC 360V 2 N C 3 GND 4 DC 15V 5 FAN RPM 6 FAN RPM feedback 1 COMP U phase RED 2 COMP V phase BLU 3 COMP U phase YEL Reac...

Page 108: ...PCBDiagramandPartsList 5 10 Q AC024JXADCH AC030JXADCH AC036JXADCH AC042JXADCH AC048JXADCH L1 BRN N1 SKY BLU 1 3 AC 220 240V L1 AC POWER L phase N1 AC POWER N phase CN01 AC POWER 3 1 2 5 2 5 EMI PCB...

Page 109: ...6 1 WiringDiagram ThisDocumentcannotbeusedwithoutSamsung sauthorization CircularCassette 6 Wiring Diagram 6 1 Indoor Unit...

Page 110: ...WiringDiagram 6 2 6 2 Outdoor Unit ThisDocumentcannotbeusedwithoutSamsung sauthorization AC018JXADCH...

Page 111: ...6 3 WiringDiagram ThisDocumentcannotbeusedwithoutSamsung sauthorization AC024JXADCH AC030JXADCH AC036JXADCH AC042JXADCH AC048JXADCH...

Page 112: ...ion 1 1WAYCST CST 2 2WAYCST N MINI4WAYCST 4 4WAYCST H HSPDUCT DUCT M MSPDUCT L LSPDUCT E FRESHAIRINTAKEDUCT G CEILING CONCEILED DUCT C CEILING ETC J CONSOLE F FLOOR MOUNTING RatingVoltage A A 115V 60h...

Page 113: ...lTemp CAC S Inv Side LowTemp Q Inv Side TropicalTemp F Inv Top TropicalTemp B NonInv Side GeneralTemp N NonInv Side LowTemp R NonInv Side TropicalTemp Z NonInv Top TropicalTemp Inthecaseof1 1model Ind...

Page 114: ...sification P Panel ProductType C CST ProductClassification 1N General1WAY CST 1B Big1WAY 2N 2WAY 4N 4WAY 4S MINI4WAY 4R Round PanelVersion 1 2 Domestic A B Export CommunicationType N NASAcommunication...

Page 115: ...evaporates converting from liquid to gas Absorbing heat required for evaporation SERVICE VALVE You can open the valve by turning the need valve counterclockwise using hex wrench and it is used for va...

Page 116: ...ble International and or domestic law Samsung Electronics Co Ltd January 2016 Printed in Korea Code No AC 00150E_1 GSPN GLOBAL SERVICE PARTNER NETWORK Area Web Site Europe CIS Mideast Africa gspn1 sam...

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