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Samsung AR12MSPDPWKNEE, Service Manual

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Samsung AR12MSPDPWKNEE Service Manual Download Page 38

Samsung Electronics

6-1

6. Electrical Parts List

6-1 INDOOR MAIN PCB (DB92-02873H)

Level

Parts Code

Design Loc

Parts Description

Quantity

Unit

..1

0201-002081

-

ADHESIVE-SIL

0.8 G

..1

0201-002354

-

ADHESIVE-COM

0.001 KG

..1

0202-001463

SOLDER WIRE

SOLDER-WIRE

1.8 G

..1

0202-001608

SOLDER-WIRE FLUX

SOLDER-WIRE FLUX

0.2 G

..1

0204-004665

FLUX

FLUX

2 G

..1

0502-000245

Q701

TR-POWER

1 PC

..1

1405-001239

VA71

VARISTOR

1 PC

..1

2301-002032

XC71

C-FILM,LEAD-PPF

1 PC

..1

2301-002032

XC72

C-FILM,LEAD-PPF

1 PC

..1

3002-001139

BZ61

BUZZER-PIEZO

1 PC

..1

3711-000024

CN76

HEADER-BOARD TO CABLE

1 PC

..1

3711-000177

CN21

HEADER-BOARD TO CABLE

1 PC

..1

3711-000203

CN75

HEADER-BOARD TO CABLE

1 PC

..1

3711-000296

CN72

HEADER-BOARD TO CABLE

1 PC

..1

3711-000941

CN81

HEADER-BOARD TO CABLE

1 PC

..1

3711-000998

CN77

CONNECTOR-HEADER

1 PC

..1

3711-000999

CN61

HEADER-BOARD TO CABLE

1 PC

..1

3711-002001

CN31

HEADER-BOARD TO CABLE

1 PC

..1

3711-003404

CN71

HEADER-BOARD TO CABLE

1 PC

..1

3711-003845

CN91

HEADER-BOARD TO CABLE

1 PC

..1

3711-004122

CN32

HEADER-BOARD TO CABLE

1 PC

..1

3711-004236

CN43

HEADER-BOARD TO CABLE

1 PC

..1

3711-005096

CN63

HEADER-BOARD TO CABLE

1 PC

..1

3711-005097

CN62

HEADER-BOARD TO CABLE

1 PC

..1

3711-005098

CN51

HEADER-BOARD TO CABLE

1 PC

..1

DB27-00096A

FT71

COIL CHOKE

1 PC

..1

DB27-00102A

FT81

COIL CHOKE

1 PC

..1

DB68-05458A

LABEL BAR CODE

LABEL BAR CODE

1 PC

..1

DB94-07018A

-

ASSY PCB AUTO

1 PC

....2

0501-000362

Q801

TR-SMALL SIGNAL

1 PC

....2

1404-001194

PTC2

THERMISTOR-PTC

1 PC

....2

3601-001765

F701

FUSE-RADIAL LEAD

1 PC

....2

DB94-07017A

-

ASSY PCB SMD

1 PC

......3

0202-001933

SOLDER CREAM

SOLDER-CREAM

1 G

......3

0402-001741

D701

DIODE-RECTIFIER

1 PC

......3

0406-001204

CD81

DIODE-TVS

1 PC

......3

0406-001204

CD82

DIODE-TVS

1 PC

......3

0406-001204

CD83

DIODE-TVS

1 PC

......3

0501-000465

Q702

TR-SMALL SIGNAL

1 PC

......3

0504-001080

Q601

TR-DIGITAL

1 PC

......3

0504-001080

Q802

TR-DIGITAL

1 PC

......3

0506-000175

IC05

TR-ARRAY

1 PC

......3

0506-000175

IC06

TR-ARRAY

1 PC

......3

0604-001002

PC03

PHOTO-COUPLER

1 PC

......3

0604-001002

PC04

PHOTO-COUPLER

1 PC

......3

0604-001002

PC05

PHOTO-COUPLER

1 PC

......3

0801-000393

IC08

IC-CMOS LOGIC

1 PC

......3

1006-001325

IC07

IC-BUS TRANSCEIVER

1 PC

......3

1202-000104

IC11

IC-VOLTAGE COMP.

1 PC

......3

1203-006245

IC03

IC-VOL. DETECTOR

1 PC

......3

1203-007526

IC02

IC-POSI.FIXED REG.

1 PC

......3

2007-000070

R717

R-CHIP

1 PC

......3

2007-000076

R601

R-CHIP

1 PC

......3

2007-000076

R602

R-CHIP

1 PC

......3

2007-000076

R716

R-CHIP

1 PC

......3

2007-000078

R703

R-CHIP

1 PC

......3

2007-000078

R706

R-CHIP

1 PC

......3

2007-000078

R805

R-CHIP

1 PC

......3

2007-000078

R815

R-CHIP

1 PC

......3

2007-000084

R707

R-CHIP

1 PC

......3

2007-000087

R708

R-CHIP

1 PC

......3

2007-000090

R701

R-CHIP

1 PC

......3

2007-000090

R704

R-CHIP

1 PC

......3

2007-000090

R705

R-CHIP

1 PC

......3

2007-000090

R723

R-CHIP

1 PC

......3

2007-000090

R801

R-CHIP

1 PC

......3

2007-000090

R802

R-CHIP

1 PC

......3

2007-000090

R803

R-CHIP

1 PC

......3

2007-000090

R804

R-CHIP

1 PC

Summary of Contents for AR12MSPDPWKNEE

Page 1: ...DisassemblyWIFI 6 Electrical Parts List 7 Wiring Diagram 8 PCB Diagram 9 Operating Instructions 10 Troubleshooting 11 Block Diagram 12 Reference Sheet Basic Code OUTDOORUNIT AR12MSPDPWKNEE AR12MSPDPW...

Page 2: ...Mode 3 1 3 2 Outdoor LED Display Error and Check Method 3 2 3 3 Setting Option Setup Method 3 5 3 4 Setting Option Setup Method 3 9 4 Disassembly and Reassembly 4 1 4 1 Indoor Unit 4 2 4 2 Outdoor Un...

Page 3: ...ecked first 10 1 10 2 Communication Error 10 2 10 3 PCB Inspection Method 10 37 10 4 ASSY WIFI KIT Inspection Method 10 39 11 Block Diagram 11 1 11 1 Indoor unit 11 1 11 2 Outdoor unit 11 2 12 Referen...

Page 4: ...hazard O The air conditioner must be plugged into an independent circuit if applicable or connect the power cable to the auxiliary circuit breaker An all pole disconnection form the power supply must...

Page 5: ...acts with your skin it can cause skin injury O The package of the air conditioner should be recycled or disposed of properly for environmental reasons 1 5 Others O Never store or load the air conditio...

Page 6: ...it when you re alone Crystal gloss design Uniquely stylish and innovative design to enhance your life and home Smart Wi Fi Control air conditioner anytime and anywhere Smart Installation Smart Check...

Page 7: ...35 9 52 550 20 1phase 220 240V 50Hz 210 900 1130 180 940 1710 1 4 4 1 5 3 1 2 4 4 7 6 10 55 115 44 53 44 53 3 89 4 26 AR12MSPDPWK EE Wall mounted 900 3500 4000 800 4000 7300 10 50 67 Refrigerant to C...

Page 8: ...11 0kg 11 0kg Outdoor Unit 37 0kg 37 0kg Indoor Unit 956mm 317mm 335mm 956mm 317mm 335mm Outdoor Unit 926mm 640mm 384mm 926mm 640mm 384mm Indoor Unit 44 Sound Pressure 44 Sound Pressure Outdoor Unit...

Page 9: ...e DB90 07732A 1 Indoor unit case Remote controller 1 Batteries for Remote controller 4301 000121 2 User s Manual Wi Fi Manual 1 M4 x 16 Tapped Screws DB97 11984A 2 Drain Plug DB67 20011A 1 Outdoor uni...

Page 10: ...Error occurs display the Error Mode Operation Mode Cool mode operate the cool mode by operating the compressor by force without the compressor ON OFF according to the set temperature indoor temperatu...

Page 11: ...Temperature Over Error E422 EEV or Valve Close error Self diagnosis E440 Prohibit Operation Condition Error Heating E441 Prohibit Operation Condition Error Cooling E458 Fan Error Outdoor E461 Comp Sta...

Page 12: ...DIS TH Discharge Temperature Sensor Error Current Sensor Error Heatsink Sensor Error Input Current Sensor Error Comp V_limit I_limit Error Heatsink Over Temperature Error CON TH Cond Temperature Sens...

Page 13: ...ep 1 Enter the Option Setup mode 1 Tack out the batteries of remote control 2 Press the temperature button simultaneously and insert the battery again 3 Make sure the remote control display shown as S...

Page 14: ...N lamp of the display is flickering at the same time then the input of option is completed If the deriving sound isn t heard try again pressing the ON OFF button Press the Mode Selection key to set th...

Page 15: ...ode button to set the display panerl to 2 Every time you push the button the display panel reads repeatedly Push the Mode button to set the display panerl to 1 Every time you push the button the displ...

Page 16: ...SEG 25 48 SEG 49 72 AR09MSPDPWKNEE 011045 196A66 271920 37133F 020000 100000 200001 300000 033F30 10212B 200000 300001 AR12MSPDPWKNEE 011045 176A88 272328 37153F 020000 100000 200001 300000 03473C 103...

Page 17: ...ff 2 Take off the side cover 3 Connect PC Download Jig PBA F1 F2 2pin F1 F2 2pin RS 232 to 485 Converter 4 Execute the Inverter Download program 4 CLICK 5 Select COM Port and connect 6 Open the file s...

Page 18: ...e the Inverter Download program 4 CLICK 5 Select COM Port and connect 6 Open the file src 7 Click the Start button Waiting down load Download 6 CLICK 7 CLICK 5 CLICK Download connector 10pin Black 1 D...

Page 19: ...Samsung Electronics 4 1 4 Disassembly and Reassembly Q Necessary Tools Item Remark SCREWDRIVER MONKEYSPANNER SCREWDRIVER...

Page 20: ...NT 1 Stopthedrivingofairconditionerandshutoff mainpowersupply 2 DetachFILTERPREfromthePANELFRONT 3 CoverPanelisassembledonbottomofindoor unitasshowninthefigure RemovetheCapScrewasshownontheright sidea...

Page 21: ...ixedtobodybyHookincenter areaandsidearea 5 Separatethehookafterpushingbothendof CoverPanelasshowninthefigure Watchoutforthedamageofthehook 6 Raisefrontpart upwardobliquelyasshownin thefigureandthenrem...

Page 22: ...dure Remark Caution AssemblyofCoverPanelafterserviceend Reassembly is in the reverse order of the removal Piping and drain hose must be careful not to damage and Progress must be done with both hands...

Page 23: ...EL FRONTfromthemain frame unfasten2screwsatthebottom use ScrewDriver 8 TodetachtheCOVER PANELfromthemain frame loosen4HOOKStructures Whenseparatethehook Usethe screwDriver ScrewDriverInsertthehookandt...

Page 24: ...4 6 Samsung Electronics No Parts Procedure Remark 9 RemovethePanelFrame fromtheMain Frameasshownontherightside 10 RemovetheWIFIKITconnector WIFIKITconnectorislocatedofPanelFront FormodelwithWIFIKIT...

Page 25: ...6 LoosenMOTORWire Caution Whenyouseparatetheconnector pullpressingthelockingbutton 7 Loosentheterminalblockwires Caution Whenyouseparatetheconnector pullpressingthelockingbutton 8 LoosentheThermistorw...

Page 26: ...ark 5 EVAPORATOR 9 TakeofftheCASE CONTROLfrom themainframeafterloosentheremaining connector Caution Whenyouseparatetheconnector pullpressingthelockingbutton 3 TRAYDRAIN 1 TodetachTRAY DRAINfromthemain...

Page 27: ...rts Procedure Remark 4 Evaporator 1 DetachtheHOLDERPIPE 2 Unfastenthescrewattheleftside use ScrewDriver 3 Unfastenthescrewattherightside use ScrewDriver 4 TodetachEvaporatorfromthemainframe pullthebot...

Page 28: ...10 Samsung Electronics No Parts Procedure Remark 5 FANMOTOR CROSSFAN 1 Unfastenthescrew use ScrewDriver 2 DetachtheFANMotorcase 3 Unfastenthescrewalittle use ScrewDriver 4 PulltheCROSS FANtotheleftsid...

Page 29: ...1 RemovetheAssySPILampfromtheBack Bodyasshownontherightside Caution ConfirmSealofbacksidenecessarilyafter replaceofAssySPILamp SealshouldbecloseadhesiontoSPILamp Measureasshownontherightsidesince rep...

Page 30: ...4 12 4 2 Outdoor Unit 3 Detach the Cabinet Upper like the picture...

Page 31: ...en 2 screw CCW on the right side of Cabinet Front Use Screw Driver 6 Loosen 2 screw CCW on the left side of Cabinet Front Use Screw Driver 7 Loosen 3 screw CCW on the front side of Cabinet Front Use S...

Page 32: ...8 4 9 4 14...

Page 33: ...4 15...

Page 34: ...4 16 1 2 Release Nut at Fan Boss 3 Release 3 screws st Motor Bracket 4 Detach Motor Wire from the Assy Control Out 1 Release 2 screw at CAP FAN...

Page 35: ...tton 2 BUTTON Separate Case WIFI Top from Case WIFI Button 3 Detach from Case WIFI Button 4 WIRE Detach Assy Connector Wire from Case WIFI Button Caution When you separate the connector pull press ing...

Page 36: ...me Part No Qty 1 ASSY THERMISTOR IN DB95 05163A 1 2 ASSY CONNECTOR WIRE DC SIGNAL DB93 14221A 1 3 ASSY CASE CONTROL DB90 08173L 1 4 ASSY MODULE DB92 02861A 1 5 ASSY PCB MAIN DB92 02873H 1 6 ASSY CONNE...

Page 37: ...08330G 1 6 ASSY CONNECTOR WIRE DC SIGNAL DB93 15742A 1 7 SCREW TAPPING 6002 000536 4 8 HEAT SINK DB62 11646A 1 9 ASSY CASE CONTROL DB90 07833B 1 10 ASSY SCREW MACHINE DB91 00933A 4 11 ASSY MODULE DB9...

Page 38: ...1 DB68 05458A LABEL BAR CODE LABEL BAR CODE 1 PC 1 DB94 07018A ASSY PCB AUTO 1 PC 2 0501 000362 Q801 TR SMALL SIGNAL 1 PC 2 1404 001194 PTC2 THERMISTOR PTC 1 PC 2 3601 001765 F701 FUSE RADIAL LEAD 1...

Page 39: ...R523 R CHIP 1 PC 3 2007 000148 R524 R CHIP 1 PC 3 2007 000148 R525 R CHIP 1 PC 3 2007 000148 R526 R CHIP 1 PC 3 2007 000148 R527 R CHIP 1 PC 3 2007 000148 R528 R CHIP 1 PC 3 2007 000148 R529 R CHIP 1...

Page 40: ...5249 C529 C CER CHIP 1 PC 3 2203 005249 C530 C CER CHIP 1 PC 3 2203 005249 C531 C CER CHIP 1 PC 3 2203 005249 C533 C CER CHIP 1 PC 3 2203 005249 C702 C CER CHIP 1 PC 3 2203 005249 C704 C CER CHIP 1 PC...

Page 41: ...TO CABLE 1 PC 1 3711 004182 CN206 HEADER BOARD TO CABLE 1 PC 1 3711 005096 CN205 HEADER BOARD TO CABLE 1 PC 1 3711 007656 CN402 HEADER BOARD TO CABLE 1 PC 1 3711 007659 CN401 HEADER BOARD TO CABLE 1 P...

Page 42: ...IGITAL 1 PC 3 0504 001008 Q903 TR DIGITAL 1 PC 3 0504 001080 Q902 TR DIGITAL 1 PC 3 0506 000175 IC061 TR ARRAY 1 PC 3 0506 000175 IC701 TR ARRAY 1 PC 3 0506 000175 IC702 TR ARRAY 1 PC 3 0601 002423 LE...

Page 43: ...R560 R CHIP 1 PC 3 2007 000078 R563 R CHIP 1 PC 3 2007 000080 R522 R CHIP 1 PC 3 2007 000082 R421 R CHIP 1 PC 3 2007 000084 R211 R CHIP 1 PC 3 2007 000084 R212 R CHIP 1 PC 3 2007 000084 R214 R CHIP 1...

Page 44: ...R231 R CHIP 1 PC 3 2007 000143 R232 R CHIP 1 PC 3 2007 000148 R203 R CHIP 1 PC 3 2007 000148 R204 R CHIP 1 PC 3 2007 000148 R206 R CHIP 1 PC 3 2007 000170 R201 R CHIP 1 PC 3 2007 000239 R491 R CHIP 1...

Page 45: ...R CHIP 1 PC 3 2203 000440 C404 C CER CHIP 1 PC 3 2203 000440 C405 C CER CHIP 1 PC 3 2203 000440 C406 C CER CHIP 1 PC 3 2203 000440 C408 C CER CHIP 1 PC 3 2203 000440 C409 C CER CHIP 1 PC 3 2203 000440...

Page 46: ...CHIP 1 PC 3 2203 005249 C704 C CER CHIP 1 PC 3 2203 005249 C903 C CER CHIP 1 PC 3 2203 006158 C201 C CER CHIP 1 PC 3 2203 006158 C203 C CER CHIP 1 PC 3 2203 006158 C204 C CER CHIP 1 PC 3 2203 006158 C...

Page 47: ...Samsung Electronics 7 1 7 Wiring Diagram 7 1 Indoor Unit...

Page 48: ...7 2 Samsung Electronics 7 2 Outdoor Unit...

Page 49: ...C CN43 TEMPERATURE SENSOR 1 2 ROOM SENSOR 3 4 EVA MID SENSOR 5 6 EVA IN SENSOR CN21 COMMUNICATION 1 2 485 COMM SIGNAL CN72 BLDC FAN MOTOR 1 DC 310 340V 2 N C 3 AGND 4 DC 15V 5 FAN RPM 6 FAN FEEDBACK...

Page 50: ...7 EEPCLK CN701 EEV A 1 4 EEVSIGNAL 5 12V CN152 SMPS MAIN 1 12V 2 GND 3 5V CN301 COMMUNICATION 1 F1 2 F2 CN901 FAN 1 DC310 340V 2 N C 3 AGND 4 DC15V 5 FANRPM 6 FANFEEDBACK CN401 REACTOR 1 REACTOR1 2 R...

Page 51: ...wire Is inverted Terminalhasbeencut 2 There shall be no empty space between Ring terminal and Screw after Clamp If not there exists a possibility of fire which can be caused by electric heat in the c...

Page 52: ...om temperature sensor 06 Wi Fi module 07 SPi S plasma Ion Lamp 08 Display 09 Power button Remote control receiver 10 Inside SPi Display 01 02 03 01 Temperature indicator Filter reset indicator Electri...

Page 53: ...ower button 12 Temperature button 13 Options button 14 Timer button 15 Direction button Selection button 16 Vertical air swing button 17 Mode button 18 Fan speed button 19 Horizontal air swing button...

Page 54: ...g Heat mode than the current temperature Press the Temp or button on the remote controller to change the set temperature t CheckiftheAir isblockedbydirt Ifthereisalotofduston them frequently t Checkif...

Page 55: ...nd outdoor unit connected correctly 2 Isn t the power cable and communication cable cross 2 Troubleshooting procedure YES ExchangetheoutdoorunitPBA ExchangetheindoorunitPBA NO NO NO NO ExchangethePBAo...

Page 56: ...Troubleshooting procedure YES ExchangetheindoorPBA YES ExchangetheindoorPBA NO NO Isthesensorresistancevalue 10kohm 3 attheroomtemperature of25 C YES DetachtheassembledsensorfromthePBAsensor connecto...

Page 57: ...alue in accordance with temperature 2 Troubleshooting procedure YES ExchangetheindoorPBA YES ExchangetheindoorPBA NO NO Isthesensorresistancevalue 3 4and 5 610kohm 3 attheroom temperatureof25 YES Deta...

Page 58: ...with the connector CN61 CN62 CN63 2 Troubleshooting procedure NO YES ExchangethePBA Normal YES NO NO NO Istheconnectedlouverwire Isthelampblinking YES YES ConnectthewirePBAtolouvermotor Checktheasint...

Page 59: ...ocedure NO YES PoweroffandSeparatetheFanmotorwire fromCN72onIndoorPBA ExchangetheFan motor YES YES NO YES YES Doesthefanrotate Isthefanerrorappearedagain Isthereshortamong eachpin 1 6 IsthevoltageofCN...

Page 60: ...alue of sensor connection pull up correct 2 Troubleshooting procedure YES Exchange the Outdoor PBA YES Exchange the Outdoor PBA NO NO NO Isthe sensorresistance value B 10kohm 3 attheroomtemperature of...

Page 61: ...stance value of sensor connection pull up correct 2 Troubleshooting procedure YES Exchange the Outdoor PBA YES Exchange the Outdoor PBA NO NO NO Isthe sensorresistance value B 10kohm 3 attheroomtemper...

Page 62: ...s the resistance value of sensor connection pull up correct 2 Troubleshooting procedure YES Exchange the Outdoor PBA YES Exchange the Outdoor PBA NO NO NO Isthe sensorresistance value B 200kohm 3 atth...

Page 63: ...gas leak 3 Download the EEPROM data 2 Troubleshooting procedure Restart after power off The condition is too poor for airconditionertooperate Wait until discharge temperature is decreased Restart afte...

Page 64: ...the surrounding of motor and propeller 2 Troubleshooting procedure NO YES Poweroffand Separatethe Fan motor wire from A on Outdoor PBA Exchange the Fan motor YES YES NO YES YES Does the fan rotate Is...

Page 65: ...re is connected clockwise U RED V BLU W YEL 3 Is the interphase resistance of compressor normal 2 Troubleshooting procedure Restart after power off Download the EEPROM data Exchange the compressor Is...

Page 66: ...onnection of cable for the compressor 2 Is the compressor wire is connected clockwise U RED V BLU W YEL 3 Is the interphase resistance of compressor normal 2 Troubleshooting procedure Restartafterpowe...

Page 67: ...ng temperature abnormal overload 3 Is there any problem as like the temperature sensor separation or measurement value error 4 Is the interphase resistance of compressor normal 2 Troubleshooting proce...

Page 68: ...cs 10 15 Exchangethecompressor Isthepositionof temperaturesensorandsensing valuenormal Isthecompressorbody andinterphaseresistance insulated NO NO Correctthesensorpositionor exchangethesensor Exchange...

Page 69: ...4 Is the DC_link resistor B value is normal Outdoor PBA 2 Troubleshooting procedure YES YES YES YES Isthe connectedofreactor wire PBA Reactor Is the DC_link voltage A isnormalinoperation mode Normal r...

Page 70: ...Is the reactor wire connected 3 Is the PFC resistor A value is normal Outdoor PBA 2 Troubleshooting procedure YES YES YES Isthe connectedofreactor wire PBA Reactor Is the DC_link sensing voltage B isn...

Page 71: ...4 Is the DC_link capacitor A assembled in accordance the specification Outdoor PBA 5 Is the DC_link resistor B value is normal Outdoor PBA 6 Is the PFC resistor C value is normal Outdoor PBA 2 Trouble...

Page 72: ...Electronics 10 19 YES YES IstheDC_linksensing voltage D isnormalinoperationmode Normalrange 0 2Vdc 4 0Vdc Isthereactorinsulationdamaged Exchangethe Reactor NO NO ExchangetheOutdoorPBA ExchangetheOutd...

Page 73: ...sensor separation or measurement value error 4 Is the interphase resistance of compressor normal 2 Troubleshooting procedure MODEL A DB92 02866 R410 R411 R412 DB92 02867 R408 R409 R410 Restart after p...

Page 74: ...A resistance value correct Check the resistor is opened 2 Is the IPM Shunt B resistance value correct Check the resistor is opened 3 Is there no short or open around C 2 Troubleshooting procedure MOD...

Page 75: ...nsor error O Heatsink Over Temperature Error O LED ON LED BLINKING LED OFF 1 Checklist 1 Are there screws assembly in PBA heatsink 2 Is the gap PBA heatsink 3 Is the fan operation normal 4 Is the cove...

Page 76: ...e the temperature sensor separation or measurement value error 4 Is the interphase resistance of compressor normal 2 Troubleshooting procedure MODEL A DB92 02866 R410 R411 R412 DB92 02867 R408 R409 R4...

Page 77: ...ronics YES NO Isthepositionof temperaturesensorandsensing valuenormal Isthecompressor bodyandinterphaseresistance insulated Exchangethecompressor NO YES Correctthesensorpositionor exchangethesensor Ex...

Page 78: ...P errorEEPROM Data Error Main Micom Inv Micom LED ON LED BLINKING LED OFF 1 Checklist 1 Is there a short around micom 2 Is there a short around A 3 Did you download or insert EEPROM IC after changing...

Page 79: ...utdoor display O Operation condition secession O LED ON LED BLINKING LED OFF 1 Checklist 1 Check the temperature around the outdoor unit 2 Troubleshooting procedure Restartafterpoweroff Thetemperature...

Page 80: ...tion A in Outdoor unit 4 Check the refrigerant was charged 2 Troubleshooting procedure MODEL A DB92 02866 CN701 DB92 02867 CN701 Restart after power off Is the position ofi ndoor eva _in sensor normal...

Page 81: ...10 28 Samsung Electronics ExchangetheIndoorPBA ExchangetheOutdoorPBA Isthepressureof refrigerantnormal NO Checkthepipecrack Filluptherefrigerant YES...

Page 82: ...PBA CN150 normal 6 Is the voltage of SMPS DC in Main PBA CN151 CN152 normal 2 Troubleshooting procedure Unplug the power cord Restart after power off Check SMPS wire connection Isthe power cable from...

Page 83: ...onnectorCN151 CN152 Check theDCvoltageinSMPSPBA Isthevoltageis normalinSMPSPBA SMPS CN002 CN003Check AfterconnectSMPS DCwire 3PINRED 3PINBLU withMainPBA ConnectorCN151 CN152 ChecktheDCvoltagein MainPB...

Page 84: ...s correct L B N C EARTH D Is the power normal IstheSMPSisnormal G Main 12V 11Vdc 13Vdc Checkthe fuse open or not E IstheSMPSisnormal H Main 5V 4 5Vdc 5 5Vdc Unplug the power cord Restart after power o...

Page 85: ...play AC zero cross signal error LED ON LED BLINKING LED OFF 1 Checklist 1 Check the power condition at customer s house Is there any power noise 2 Have been there power failure 2 Troubleshooting proce...

Page 86: ...the indoor unit option and outdoor unit EEPROM data 2 Troubleshooting procedure Reset the option code again at indoor unit DownloadtheEEPROMdata Exchange the Outdoor PBA Exchange the Indoor PBA Isthe...

Page 87: ...g 1 Checklist 1 Check if the connector was normally assembled 2 Check the battery in remote control 3 All the lights out and check again Change electronic typed to a fluorescent light 4 Put the set in...

Page 88: ...the refrigerant was charged 2 Troubleshooting procedure Restart after power off ChecktheEEV valve operation Exchange the Indoor PBA Exchange the Outdoor PBA Is the position ofi ndoor eva_in sensor no...

Page 89: ...A is normally If the PBA is defective replace 2 Troubleshooting procedure NO NO NO YES YES YES YES YES YES YES Did stop valve of the low pressure valve open perfectly Among compressor operation does c...

Page 90: ...r circuit of SMPS PFC control circuit 4way circuit communication circuit OPTION EEV control circuit temperature sensing circuit 10 3 3 Indoor detailed inspection procedure No procedure Inspection Meth...

Page 91: ...nd Main PBA 2 Thermal Fuse is opened when internal temperature of Terminal Block goes to a certain point due to Tracking caused by a defective connection of indoor and outdoor units When Thermal Fuse...

Page 92: ...WIFI KIT Inspection Method 10 4 1 Status LED Blinking with interval 0 5s NO InternetOK YES CheckWirelessAPwhether connecttointernetornot Connecttowww samsung comwithSmartPhone ContacttoInternetservic...

Page 93: ...h interval 3s NO NO NO WirelessAPPower on Istheproblem occurredagain Istheproblem occurredagain YES YES YES ConnectIndoorunitandASSYWIFIKIT Terminatetheservice Terminatetheservice RetryWiFisettingwith...

Page 94: ...ted with INTERNET 3 LED Blinking Interval of 3s Not connected with AP 4 LED OFF Not connected with Air Conditioner 10 4 3 Status LED OFF NO NO NO IndoorunitPower Plugin Connectionbetween Indoor WIFIKI...

Page 95: ...HEAT EXCHANGER SENSOR H V BLADE CONTROL INDOOR FAN MOTOR CONTROL OUTDOOR COMMUNICATION TEMPERATURE CONTROL HUMIDITY CONTROL TIMER BUZZER CONTROL WIFI MODEM COMMUNICATION DISPLAY CONTROL SPI OSCILLATIO...

Page 96: ...S PBA Inverter PBA Sensor Comm In out POWER Filter Converter PFC ZCP OVP DC LINK Download 4Way V V EEV Reactor Compressor DRED FAN LED Comm Main Inv SMPS Main Micom Current Sensing SMPS Communi cation...

Page 97: ...ntrol circuit 4way circuit communication circuit OPTION EEV control circuit temperature sensing circuit 11 2 3 Indoor detailed inspection procedure No Procedure Inspection Method Cause 1 Plug out and...

Page 98: ...ble Wiring 2 Is the C006 voltage 200Vac 240Vac Fuse open L N F1 F2 wire wrong wiring Terminal Block PBA 2 Is the CN150 voltage 200Vac 240Vac Power circuit is faulty Load short 4 Is the PFC050 26 27 vo...

Page 99: ...32 C Outdoor Temp Variation 5 C 45 C 12 2 Pressure Capacity mark Power Heat W cal s kcal h Btu h HP kg m s Ib m s 1 0 23885 0 85985 3 4121 0 001341 0 10197 0 73756 4 1868 1 3 6 14 286 0 0056146 0 426...

Page 100: ...ired temperature lower Leakage Q It floods the floor A Place the drain hose properly When it is not placed properly the drain water would flow back flooding the floor So straighten out the drain hose...

Page 101: ...A It occurs generally when there are pet animals in the house Their smells stay at the same place But when the air conditioner is turned on the air gets circulated resulting in the circulation of the...

Page 102: ...angle iron case with the outdoor unit in it outside the apartment Also it is illegal obstructing passers by with the outdoor unit installed outside Q What can be done to install the outdoor unit facin...

Page 103: ...d air filter captures large particles from the air The filter is cleaned with a vacuum or by hand washing Remove the air filter from the main body Insert the air filter back in its original position D...

Page 104: ...face pipe expansion may continue until the pipe surface becomes uneven or torn apart Be sure to use a torque wrench to tighten pipes or flare nuts Leak Test Put an inset gas like nitrogen in the outdo...

Page 105: ...ssure side of manifold gauge to the packed valve having a service port 3 8 Packed valve as shown at the figure 3 Open the valve of the low pressure side of manifold gauge counter clockwise 4 Purge the...

Page 106: ...At this time cover the valve of the outdoor unit and the other pipe using a cap or vinyl plug to avoid foreign material entering t BLF TVSF ZPV EP OPU CFOE UIF DPOOFDUJPO QJQFT JO UIF NJEEMF BOE TUPS...

Page 107: ...24 7 Indoor 8 27 20 34 32 30 28 26 24 22 20 18 16 14 12 10 0 30 25 20 15 10 5 0 5 10 15 20 25 30 35 40 46 50 34 32 30 28 27 24 22 20 18 16 14 12 8 6 0 30 25 20 15 10 5 0 5 10 15 20 24 30 35 40 45 50 I...

Page 108: ...MODEL A Export 2nd MODEL B Export 3rd MODEL C Export 9TH DIGIT Division Series Project Color Name Division component Sinkeolreo code 10TH 11TH Remark F Best Twilight Grille WK F Best TBD Grille TBD D...

Page 109: ......

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