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Samsung AR12FSFPESNNEU, Service Manual

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Samsung AR12FSFPESNNEU Service Manual Download Page 31

5-1

ASSY KIT   ---    DB92-03642A

NO

CODE

NAME

SPEC

Q'TY

UNIT

1

DB68-02809A

LABEL BAR CODE

ART,45,15,E-PASS

1

PC

2

DB90-08954A

ASSY CASE CONTROL

INV INDOOR

1

PC

3

DB92-03467E

ASSY PCB MAIN

MAIN,Maldives

1

PC

4

DB93-06676A

ASSY CONNECTOR WIRE AR5000(Single Core)

1

PC

5

DB93-10918H

ASSY CONNECTOR WIRE DISPLAY-PBA

1

PC

6

DB95-05163A

ASSY THERMISTOR IN

103HW,6P,400/400/400

1

PC

Summary of Contents for AR12FSFPESNNEU

Page 1: ...oduct ations 3 Alignment and Adjustments 4 Disassembly and Reassembly 5 Assy Control 6 Electrical Parts List 7 Wiring Diagram 8 PCB Diagram 9 Operating Instructions 10 Troubleshooting 11 Block Diagram...

Page 2: ...uct 8 2 4 Accessory and Option Spec cations 9 3 Alignment and Adjustments 10 3 1 Test Mode 10 3 2 LED Display Error and Check Method 11 12 3 3 Setting Option Setup Method 13 15 4 Disassembly and Reass...

Page 3: ...first 55 56 10 2 Communication Error 57 71 10 3 PCB Inspection Method 78 80 11 Block Diagram 81 11 1 Indoor unit 81 11 2 Outdoor unit 82 12 Reference Sheet 83 12 1 Index for Model Name 83 12 3 Pressu...

Page 4: ...S UP BWPJE B IB BSE O 5IF BJS DPOEJUJPOFS NVTU CF QMVHHFE JOUP BO JOEFQFOEFOU DJSDVJU JG BQQMJDBCMF PS DPOOFDU UIF QPXFS DBCMF UP UIF BVYJMJBSZ DJSDVJU CSFBLFS O BMM QPMF EJTDPOOFDUJPO GSPN UIF QPXFS...

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: ...air conditioner not only provides maximum cooling power in the summer but also can be an running cost Now meet year round needs with one air conditioner Look for Everywhere The elegant and harmonious...

Page 7: ...n range Cooling 10 46 10 46 Freezer Oil Capacity Refrigerant to Change R410A 1100 Charged for 5m Refrigerant Control Unit EEV EEV Oil Type Blow er motor Size Weight Net Compressor Motor BLDC BLDC UG9T...

Page 8: ...5 37 Indoor Unit 880 260 360 880 260 360 Outdoor Unit 926 640 384 926 640 384 Indoor Unit 44 42 Sound Pressure 56 Sound Power 46 44 Sound Pressure 58 Sound Power Outdoor Unit 51 Sound Pressure 59 Soun...

Page 9: ...DB68 05254A DB93 15169N DB97 02851C 4301 000121 1 DB61 06087A Holder Remocon...

Page 10: ...T EJTQMBZ UIF SSPS PEF t 0QFSBUJPO PEF PPM NPEF 0QFSBUF UIF DPPM NPEF CZ PQFSBUJOH UIF DPNQSFTTPS CZ GPSDF XJUIPVU UIF DPNQSFTTPS 0 0 BDDPSEJOH UP UIF TFU UFNQFSBUVSF JOEPPS UFNQFSBUVSF P OPU GPMMPX U...

Page 11: ...ORMID INDOORINPIPE TH sensorerror EEV or Valve Close error Self diagnosis Gas Leak Error OPTION error Heat Sink overheat or IPM overheat Fan error Outdoor Time out Comm Inv Micom Main Micom Comp Start...

Page 12: ...nder Over Error Over Voltage Protection Error OLP Over Heat OLP Sensor Error Current Sensor Error Input Current Sensor Error Comp Vlimit Error Comp Current Limit Error 1min Time Out Comm OTP Error Com...

Page 13: ...Setup Method 127 6 6 6 6 QHHG QRW WR EH SUHVVHG LQ VR LQ IDFW WKH 2SWLRQ 1R ZH VKRXOG SUHVV LQ LV DV EHORZ SEG21 SEG22 SEG23 SEG24 SEG16 SEG17 SEG18 SEG19 SEG20 SEG11 SEG12 SEG13 SEG14 SEG15 SEG6 SEG...

Page 14: ...3 5 Samsung Electronics 3 3 Setting Option Setup Method...

Page 15: ...0RGHO 6 6 6 6 6 6 6 6 6 6 6 6 5 6 33 41 5 6 33 41...

Page 16: ......

Page 17: ...er supply 2 Open the FRONT GRILLE and pull out from the PANEL FRONT 3 Detach COVER TERMINAL from the PANEL FRONT use Screw Driver 4 Loosen connector wire white and detach the temperature sensor wire 5...

Page 18: ...ook of main frame 2 To detach TRAY DRAIN from the main frame pull the bottom of the TRAY DRAIN towards you 3 CONTROL IN 1 Unfasten the earth screw use Screw Driver 2 Detach COVER CONTROL from the CASE...

Page 19: ...ctronics No Parts Procedure Remark 4 PBA 1 Unfasten the screw 2 Cut the cable tie 3 Loosen the terminal block wires Caution The terminal is locking type So when you separate terminals pull pressing th...

Page 20: ...When you separate the connector pull pressing the locking button 6 Loosen Main Power connector Caution When you separate the connector pull pressing the locking button 7 Loosen the display wire connec...

Page 21: ...s No Parts Procedure Remark 5 EVAPORATOR 1 Unfasten the screw at the right side use Screw Driver 2 Unfasten the screw at the left side use Screw Driver 3 Detach the HOLDER PIPE 4 Take off the EVAPORAT...

Page 22: ...screw in the HOLDER EVAP on the left side of evaporator use Screw Driver 2 unfasten the 3 points screws in the CASE CONTROL and then detach the CASE use Screw Driver 3 unfasten the screw a little use...

Page 23: ...4 Samsung MFDUSPOJDT No Parts 1 Common Work 1 Loosen each screws and detach the Cabi 2 L oosen screws of the Cabi Front and detach it 4 2 Outdoor Unit Procedure Remark Top Cover...

Page 24: ...amsung Electronics 4 No Parts Procedure Remark 3 Removethe4CondBarfromtheholderof outdoorunitcabinet 4 LoosenfixingscrewsfromtheCabiFrontLh anddetachit 5 LoosenfixingscrewsfromtheCabiSideRh anddetachi...

Page 25: ...tFlangelikethepictureon therightside Turnclockwisebecausethe screwisleft handed UseMonkeySpanner 2 DetachtheFanPropeller 3 Loosen4fixingscrewstodetachtheMotor UseMonkeySpanner 4 Disconnectthewirebetwe...

Page 26: ...icientspaceasshown ontherightsideandthenremovethescrew 2 DetachseveralconnectorsfromtheAss y ControlOut 3 DetachseveralconnectorsfromthePCBof Ass yControlOut 4 HeatExchanger 1 Releasetherefrigerantatf...

Page 27: ...ng Electronics No Parts Procedure Remark 5 Compressor 1 Loosenthefixingnutanddetachthe CompressorLeadWire UseMonkeySpanner 2 LoosentheboltsatthebottomofCompressor likethepictureontherightside UseMonke...

Page 28: ...3 Connect PC Download Jig PBA 2 Take off the Cabinet Check the LED off 4 13 Maldives 1 1 Power off 3 EEPROM DOWNLOAD...

Page 29: ...6 Select COM Port and connect 5 Execute the Universal EEPwriter program 4 F1 F2 2pin F1 F2 2pin 7 Open the file 1...

Page 30: ...4 1 8 Click the Start button and reset the power 1...

Page 31: ...RT 45 15 E PASS 1 PC 2 DB90 08954A ASSY CASE CONTROL INV INDOOR 1 PC 3 DB92 03467E ASSY PCB MAIN MAIN Maldives 1 PC 4 DB93 06676A ASSY CONNECTOR WIRE AR5000 Single Core 1 PC 5 DB93 10918H ASSY CONNECT...

Page 32: ...A 5 DB61 01097A HOLDER WIRE CLAMP ABS BLAC V21 P 1 EA 6 DB91 00309A ASSY SCREW TAPPIN WW INV M3 25 PH PC WHITE 1 EA 7 DB97 02418A ASSY SCREW TAPPIN SS P TH M4 L14 2 EA 8 DB93 10942A ASSY CONNECTOR WIR...

Page 33: ...SY CASE CONTROL OUT DB90 06308T 0 PC ASSY CASE CONTROL OUT DB90 08330A 0 PC ASSY CASE CONTROL OUT DB90 08331A 0 PC ASSY CASE CONTROL OUT DB90 08332A 0 PC ASSY CASE CONTROL OUT DB90 08333A 0 PC 9 ASSY...

Page 34: ...3 5 PP 675 7 61 7 3 16 5 2 5 72 2 3 5 PP 675 7 61 7 3 16 5 2 5 72 2 3 5 PP 675 7 61 7 3 16 5 2 5 72 2 3 5 00 675 7 61 3 16 5 2 5 72 2 3 5 00 675 7 61 8 3 16 5 2 5 72 2 3 5 PP 675 7 61 8 3 13 211 725...

Page 35: ...9 P9 Q 1 3 92 7 725 7 760 3 PP 3 67 9 P WR 73 3 5 326 5 72 PP 9 3 5 5 3 RKP 73 3 5 5 3 RKP 73 3 5 5 3 RKP 73 3 5 5 3 RKP 73 3 5 5 3 RKP 73 3 5 5 3 RKP 73 3 5 5 3 RKP 73 3 5 5 3 RKP 73 3 5 5 3 RKP 73...

Page 36: ...3 5 5 3 RKP 73 3 5 5 3 RKP 73 3 5 5 3 RKP 73 3 5 5 3 RKP 73 3 5 5 3 0RKP 73 3 5 5 3 0RKP 73 3 5 5 3 0RKP 73 3 5 5 3 0RKP 73 3 5 5 3 0RKP 73 3 5 5 3 RKP 73 3 5 5 3 RKP 73 3 5 5 3 RKP 73 3 5 5 3 RKP 73...

Page 37: ...7 3 5 3 Q 9 5 73 7 3 5 3 Q 9 5 73 7 3 5 3 Q 9 5 73 7 3 5 3 Q 9 5 73 7 3 5 3 Q 9 5 73 7 3 5 3 Q 9 5 73 7 3 5 3 Q 9 5 73 7 3 5 3 Q 9 5 73 3 5 3 Q 9 5 3 5 3 Q 9 5 73 3 5 3 Q 9 5 73 7 3 5 3 Q 9 5 73 7 3...

Page 38: ...675 7 61 7 PP 1 3 5 00 675 7 61 7 1 2 3 5 00 1 61 1 2 3 5 00 675 7 61 1 3 5 PP 675 7 61 8 1 2 3 5 PP 675 7 61 7 1 2 5 PP 675 7 7 1 2 5 PP 675 7 7 1 3 5 PP 675 7 61 7 1 7 0 1 PP 1 7 0 PP 1 7 0 PP 3 6P...

Page 39: ...P 62 73 7 9 P 627 73 7 9 P 627 73 7 60 9 60 7 60 9 60 7 60 9 60 4 00 7 131 P 627 73 4 51 313 P RKP 627 73 4 51 313 P RKP 627 73 4 51 313 P RKP 627 73 4 51 313 P RKP 627 73 4 5 6 131 P RKP 627 73 131 P...

Page 40: ...P 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP...

Page 41: ...P 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 0RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP 73 5 RKP...

Page 42: ...9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9 5 73 Q 9...

Page 43: ...Q 9 5 73 7 Q 9 5 73 7 Q 9 5 73 7 Q 9 5 73 7 Q 9 5 73 7 Q 9 5 73 7 Q 9 5 73 7 Q 9 5 73 7 Q 9 5 73 7 Q 9 5 73 Q 9 5 73 Q 9 5 73 7 Q 9 5 73 7 Q 9 5 73 7 Q 9 5 73 7 Q 9 5 73 7 Q 9 5 73 7 Q 9 5 73 7 Q 9 5...

Page 44: ...Samsung Electronics 7 1 7 Wiring Diagram 7 1 Indoor Unit DB68 05092A 2...

Page 45: ...2XWGRRU 8QLW D B 6 8 0 4 0 1 5 A 2...

Page 46: ...F J 10K 1 16W R813 CD81 SMBJ5 0CA R902 1 16W 47K J ii5252 lee 470u 25V CE108 Trace1 100n 50V C806 DGND Trace2 Trace3 F 1M 1 4W R104 M S C S NC S D S PW101 TOP253PN 5 4 6 3 7 2 8 1 TRAN_IN R105 2W 300K...

Page 47: ...n R233 1 10W 100 J IU C222 50V 10nF R527 1 10W 4 7K J CGND 100nF 50V C402 C514 50V 100n R215 1 10W 4 7K J RXD_MAIN_INV SEGMENT7 PFC_SENSE TXD_MAIN_INV R216 J 4 7K 1 10W SEGMENT6 SEGMENT5 PFC_MICOM SEG...

Page 48: ...8 3...

Page 49: ...gnal 5 4 WAYRELAYsignal 1 4 DIO CLK STB IRQ 5 GND 6 VCC 7 Vout 8 PWM_LED 9 ROOM_TEMP 1 DC310V 3 6 Bldcdrivingsingaloutput 1 12VSignal CNS21 COMM 1 Signal1 2 Signal2 CN75 SMPS IN CN75 SMPS IN CNS61 STE...

Page 50: ...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 REACTOR2 CN030 4WAY 1...

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: ...Main parts Display up and down Blade pin lever Air intake Room temperature sensor 9 1 9 1 1 9 Timer indicator Operation indicator Power button Remote controller receiver...

Page 53: ...5 6 33 4 5 6 33 4 9 1 2 OutdoorUnit...

Page 54: ...omatically Horizontal air swing blades movement automatically Settings Select settings SET Set Cancel the selected option or setting Mode Set one of the 5 operating modes Fan Adjust the fan speed t In...

Page 55: ...ler to change the set temperature t Check if the Air is blocked by dirt If there is a lot of dust on the Air cooling heating performance may decrease Clean them frequently t Check if the outdoor unit...

Page 56: ...ontroller after you have set the time The indicator is blinking continuously t Press the Power button or disconnect the power plug If the indicator is still blinking contact the service center Odors p...

Page 57: ...XQLFDWLRQ FDEOH FURVV 7URXEOHVKRRWLQJ SURFHGXUH EQRUPDO RPPXQLFDWLRQ Is the communica on error occurred again Restart a er power o Terminate the service NO Is the connec on of power cable and communic...

Page 58: ...sensor resistance with ohmmeter tester Sensor Replace Sensor resistance value 20 12 09kohm 30 8 31kohm 35 6 94kohm 40 5 83kohm Below 0 5V or Over 4 5V Connect the sensor to PBA connector 4piin supply...

Page 59: ...sensor resistance with ohmmeter tester Sensor Replace Sensor resistance value 20 12 09kohm 30 8 31kohm 35 6 94kohm 40 5 83kohm Below0 5V or Over 4 5V Connectthe sensor to PBA connector 4piin supply p...

Page 60: ...GXUH Is the lamp blinking Unplug the power cord and plug it a er 30seconds later Check the as in the procedure No power NO Is the connected louver wire Connect the wire PBA to louver motor NO YES Is t...

Page 61: ...J KHFNOLVW KHFN LI WKH FRQQHFWRU ZDV QRUPDOO DVVHPEOHG KHFN WKH EDWWHU LQ UHPRWH FRQWURO OO WKH OLJKWV RXW DQG FKHFN DJDLQ KDQJH HOHFWURQLF W SHG WR D IOXRUHVFHQW 3XW WKH VHW LQ RSHUDWLRQ DQG FKHFN WK...

Page 62: ...10 Indoor fan motor speed detecting error BLDC MOTOR...

Page 63: ...sor resistance value 3 4 200kohm 3 at the room temperature of 25 Sensor Replace Sensor resistance value 20 242kohm 30 166ohm 35 138ohm 40 115kohm NO YES YES YES Is the sensor connector CN251 connected...

Page 64: ...U QRUPDO 7URXEOHVKRRWLQJ SURFHGXUH Is the restart error occurred again Terminate the service NO YES Is the connec on of compressor wire is normal YES Is the compressor body and interphase resistance i...

Page 65: ...VH UHVLVWDQFH RI FRPSUHVVRU QRUPDO 7URXEOHVKRRWLQJ SURFHGXUH Is the restart error occurred again Terminate the service NO YES Is the connec on of compressor wire is normal PBA and Compressor YES Is th...

Page 66: ...rminate the service NO YES Is the connec on of compressor wire is normal YES Is the compressor body and interphase resistance insulated NO Exchange the Outdoor PBA Connect the comp wire normally YES N...

Page 67: ...RXEOHVKRRWLQJ SURFHGXUH Is the connected of reactor wire PBA Reactor Is the DC_link sensing voltage R104 is normal in opera on mode Normal range 0 2Vdc 2 8Vdc YES Exchange the Outdoor PBA NO Is the DC...

Page 68: ...URXEOHVKRRWLQJ SURFHGXUH Is the connected of reactor wire PBA Reactor Is the DC_link sensing voltage R104 is normal in opera on mode Normal range 0 2Vdc 2 8Vdc YES Exchange the Outdoor PBA NO Is the D...

Page 69: ...LQWHUSKDVH UHVLVWDQFH RI FRPSUHVVRU QRUPDO 7URXEOHVKRRWLQJ SURFHGXUH Is the condi on of indoor outdoor temperature normal load Restart a er returning to the normal load YES YES Is the connec on cable...

Page 70: ...HFN WKH UHVLVWRU LV RSHQHG V WKH 30 6KXQW 5 5 5 UHVLVWDQFH YDOXH FRUUHFW KHFN WKH UHVLVWRU LV RSHQHG V WKHUH QR VKRUW RU RSHQ DURXQG 7URXEOHVKRRWLQJ SURFHGXUH Is the PFC shunt and IPM shunt resistance...

Page 71: ...VHPEO LQ 3 KHDWVLQN V WKH JDS 3 KHDWVLQN V WKH IDQ RSHUDWLRQ QRUPDO V WKH FRYHU DVVHPEO LQ FRQURO ER QRUPDO 7URXEOHVKRRWLQJ SURFHGXUH Are there screws in PBA heatsink 4 screws Fastening the screw Is t...

Page 72: ...O C error occurred Terminate the service NO YES Is the connec on of compressor wire is normal YES Is the compressor body and interphase resistance insulated NO Exchange the Outdoor PBA Connect the com...

Page 73: ...XQG PLFRP V WKHUH D VKRUW DURXQG LG RX GRZQORDG RU LQVHUW 3520 DIWHU FKDQJLQJ RXWGRRU 3 7URXEOHVKRRWLQJ SURFHGXUH Restart a er power o Is the error appeared again YES Terminate the service NO Exchange...

Page 74: ...RU KHFNOLVW KHFN WKH SRZHU FRQGLWLRQ DW FXVWRPHU V KRXVH V WKHUH DQ SRZHU QRLVH DYH EHHQ WKHUH SRZHU IDLOXUH 7URXEOHVKRRWLQJ SURFHGXUH Is the AC line zero cross signal error appeared again YES Termina...

Page 75: ...rd correctly NO YES Press the power bu on on the display board The remote control signal receiver on the display PBA is wrong Check the display board NO YES Check the fuse open or not F701 F702 Exchan...

Page 76: ...minal block correctly N 1 1 230Vac Check the cable connec on from indoor unit to outdoor unit The remote control signal receiver on the display PBA is wrong Check the display board NO YES Is the SMPS...

Page 77: ...KHDW KHFNOLVW UH WKHUH VFUHZV DVVHPEO LQ 3 KHDWVLQN V WKH JDS 3 KHDWVLQN V WKH IDQ RSHUDWLRQ QRUPDO V WKH FRYHU DVVHPEO LQ FRQURO ER QRUPDO 7URXEOHVKRRWLQJ SURFHGXUH Are there screws in PBA heatsink 4...

Page 78: ...10 23...

Page 79: ...7HUPLQDO EORFN 1 9DFa 9DF 3RZHU FRUG LV IDXOW QGRRU 3 IDXOW URQJ 3RZHU FDEOH LULQJ V WKH 3 LQSXW YROWDJH 9DFa 9DF 1 ZLUH ZURQJ ZLULQJ 7HUPLQDO ORFN 3 XVH RSHQ 37 RSHQ 5 5 LV IDXOW 2XWGRRU 0LFRP HUURU...

Page 80: ......

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Page 82: ...11 2...

Page 83: ...em 1 Item 2 Item 3 8TH 9TH Export RAC FMC FLG Best 1ST MODEL F Export RAC FMC DLX Better 1ST MODEL D Export RAC FMC STD Good1 1ST MODEL S Export RAC FMC ENT Good2 1ST MODEL N Export 1st MODEL A Export...

Page 84: ...n 12 2 Note Please measure the refrigerant pressure after the air conditioner operates on testing cooling mode during more than 10 minutes Indoor Temp Variation 20 C 32 C Outdoor Temp Variation 5 C 45...

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Page 89: ...ut the Air filter out Insert the Air filter back in its original position and close the front panel Dry the Air filter in a ventilated area Clean the Air filter with a vacuum cleaner or soft brush If...

Page 90: ......

Page 91: ......

Page 92: ......

Page 93: ......

Page 94: ...WQN X EE AR12JSFPPWQN X EE g n i t a e H g n i l o o C working range min o C max o C rated o C working range min o C max o C rated o C outdoor 10 46 35 outdoor 25 24 7 indoor 16 32 27 indoor __ 27 20...

Page 95: ...ce Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law Samsung Electronics Co Ltd August 2013 Code No A...

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