Samsung AQ09VFUAGM/CV Service Manual Download Page 92

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12-2

Capacity miss match error

Indoor display

ሱ

Outdoor error

Outdoor display

ሱ

Capacity miss match error

1.Checklist :
1) Check the Btu between indoor and outdoor unit
2) Check the indoor unit option and outdoor unit EEPROM data

2. Troubleshooting procedure

Is the capacity miss match error

appeared again?

YES

Terminate the service

Exchange the Outdoor PBA

Exchange the Indoor PBA

YES

Is the rated Btu between indoor

unit and outdoor unit?

Reset the op

on code again at indoor unit

Exchange the one of them according to the exact
model spec

Is the capacity miss match error

appeared again?

Download the EEPROM data

Terminate the service

YES

Summary of Contents for AQ09VFUAGM/CV

Page 1: ...FS 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 TVQQMZ NVTU CF JODPSQPSBUFE JO UIF GJYFE XJSJOH XJUI B DPOUBDU PQFOJOH PG NN O P OPU FYUFOE BO FMFDUSJD DPSE UP UIF BJS DPOEJUJPOFS O 5IF BJS DPOEJUJPOFS NVTU CF QMVHHFE JO BGUFS ZPV DPNQMFUF UIF JOT...

Page 2: ...BDUT XJUI ZPVS TLJO JU DBO DBVTF TLJO JOKVSZ O 5IF QBDLBHF PG UIF BJS DPOEJUJPOFS TIPVME CF SFDZDMFE PS EJTQPTFE PG QSPQFSMZ GPS FOWJSPONFOUBM SFBTPOT 0UIFST O FWFS TUPSF PS MPBE UIF BJS DPOEJUJPOFS VQTJEF EPXO PS TJEFXBZT UP QSFWFOU UIF EBNBHF UP UIF DPNQSFTTPS O PVOH DIJMESFO PS JOGJSN QFSTPOT TIPVME CF BMXBZT TVQFSWJTFE XIFO UIFZ VTF UIF BJS DPOEJUJPOFS O BY DVSSFOU JT NFBTVSFE BDDPSEJOH UP TUB...

Page 3: ...good sleep Mode good sleep mode can help you sleep quickly and soundly and wake up refreshed Catech in Filter Silver Nano Evap orator Deo dorizing Filter then withclean refreshin air ...

Page 4: ...T t u p t u O d e t a R e p y T Oil Blower Motor Steel sin e R e p y T Rated Output W 40 93 40 93 p e t S 4 2 w o R 1 p e t S 4 1 w o R 2 r e g n a h c x E t a e H RefrigerantControlUnit V E E V E E 0 0 7 0 0 7 c c r Oil Capacity e z e e r F Refrigerant to Change R410A g e n o N e n o N Protection Device OLP t i n U r o o d n I Cooling TestCondition Outdoor Unit DB95 F WB75 F Heating TestCondition...

Page 5: ...m etic e p y T t u p t u O d e t a R FREOLa68ES T e p y T l i O Blower Motor esin Steel R e p y T Rated Output W 40 93 40 93 p e t S 4 2 w o R 2 16 15 Step w o R 2 r e g n a h c x E t a e H Refrigerant Control Unit V E E V E E 0 0 7 0 0 7 c c y t i c a p a C l i O r e z e e r F Refrigerant to Change R410A g e n o N e n o N Protection DeviceOLP Indoor Unit oling TestCondition o C Outdoor Unit DB95 ...

Page 6: ... 4 9 8 0 9 HDWLQJ HDWLQJ HDWLQJ HDWLQJ HDWLQJ J Q L W D H P P HLJKW 1HW NJ HDWLQJ 7 8 std 32 3RZHU SK 9 ...

Page 7: ...Dimension WidthxHeightxDepth Noise Air Purifying System Filter AQ09VFUAGM CV AQ12VFUAGM CV 8 2Kg 30 5Kg 880 360 260 43dB 53dB 8 2Kg 30 5Kg 880 360 260 926 640 384 43dB 51dB Evaporator Catechin Filter Evaporator Catechin Filter 926 640 384 Three Color LED Display Three Color LED Display Development Model Indoor Unit Indoor Unit Outdoor Unit Outdoor Unit Indoor Display ...

Page 8: ...fy System Filter y a l p s i D D E L r o l o C e e r h T Indoor Display AQ18VFUAGM CV AQ24VFUAGM CV 11 5Kg 53 5Kg 1125 375 290 1023 413 925 48dB 58dB 11 5Kg 38 5Kg 1125 375 290 926 640 384 48dB 58dB y a l p s i D D E L r o l o C e e r h T Evaporator Catechin Filter Evaporator Catechin Filter Development Model Outdoor Unit Outdoor Unit Outdoor Unit Indoor Unit Indoor Unit Indoor Unit ...

Page 9: ...G Ę G Ę 4 9 8 0 9 1352 420 326 PP Unit Outdoor Unit Net Weight Outer Dimension WidthxHeightxDepth Noise Air Purifying System Indoor Display Indoor Unit Outdoor Unit Filter 87 0kg 1095 476 1285 PP Evaporator Catechin Filter Three Color LED Display Outdoor Unit Outdoor Unit Indoor Unit Indoor Unit 18 2kg ...

Page 10: ...M CV RemoteControl DB93 11115Y AQN09VFUAGM CV AQN12VFUAGM CV AQN18VFUAGM CV AQN24VFUAGM CV AQN36VFUAGM CV DB47 90024A AQN09VFUAGM CV AQN12VFUAGM CV AQN18VFUAGM CV AQN24VFUAGM CV AQN36VFUAGM CV DB98 32163A AQN09VFUAGM CV AQN12VFUAGM CV AQN18VFUAGM CV AQN24VFUAGM CV AQN36VFUAGM CV Indoor Unit BatteriesforRemoteControl Manual ...

Page 11: ... AQX09VFUAGM CV AQX12VFUAGM CV AQX18VFUAGM CV AQX24VFUAGM CV DB67 00477A AQX36VFUAGM CV DB67 20011A DB73 20134A AQX09VFUAGM CV AQX12VFUAGM CV AQX18VFUAGM CV AQX24VFUAGM CV ...

Page 12: ...ST 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 UIF BOUJGSFF F DPOUSPM t 6Q EPXO MPVWFS 6Q EPXO TXJOH NPEF t OEPPS BO JHI t FDBVTF UIF 5FTU PEF PQFSBUF UIF DPPM NPEF CZ GPSDF OPU SFMBUFE UP UIF TFU UFNQFSBUVSF JOEPPS UFNQFSBUVSF DIFDL XIFUIFS FBDI ...

Page 13: ......

Page 14: ...AQX09 12 18 24VFUAGM CV ...

Page 15: ...AQX36VFUAGM CV ...

Page 16: ...2 7 B 2 7 4 4 4 E 3 7 8 2 0 0 0 3 4 C 4 B 1 0 4 4 4 2 SEG34 SEG35 SEG36 SEG29 SEG30 SEG31 SEG32 SEG33 SEG24 SEG25 SEG26 SEG27 SEG28 SEG19 SEG20 SEG21 SEG22 SEG23 SEG2 6 1 G E S 5 1 G E S 4 1 G E S 3 G E S SEG17 SEG18 SEG9 SEG10 SEG11 SEG12 SEG13 SEG4 SEG5 SEG6 SEG7 SEG8 SEG1 ...

Page 17: ...3 5 Samsung Electronics 3 3 Setting Option Setup Method continue ...

Page 18: ...00 300000 011425 17421D 271A23 372520 034044 113047 200000 300000 012425 17423E 27343C 37F620 034947 11484C 200000 300000 AQ 18VFUAGM CV 012425 18428C 27444E 37F320 034F52 104C4C 200000 300000 AQ 24VFUAGM CV 01B425 17428C 276063 37F520 034645 113533 200000 300000 AQ 36VFUAGM CV ...

Page 19: ......

Page 20: ...n power supply 2 Open the FRONT GRILLE and pull out from the PANEL FRONT 3 Detach COVER TERMINALfrom the PANEL FRONT use Screw Driver 4 Loosen connector wire white and detach the temperature sensor wire 5 To detach the FRONT PANELthe main frame unfasten 2 screw at the bottom use Screw Driver 6 Take off the FRONT PANEL lifting up the bottom ...

Page 21: ...wire and detach the hook 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 CASECONTROL 3 Detach the temperature sensor 4 Loosen MOTOR Wire 5 Take off the CASE CONTROL from the main frame ...

Page 22: ... Samsung Electronics r a m e R e r u d e c o r P s t r a P o N k 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 the button Button ...

Page 23: ...ng the locking button 5 Loosen Stepping MOTOR connector K Caution When you separate the connector pull pressing the locking button 6 Loosen Main Power connector K Caution When you separate the connector pull pressing the locking button 7 Loosen the Thermistor wire connector 8 Loosen the Relay connector Red White K Caution When you separate the connector pull pressing the locking button ...

Page 24: ... 6 Samsung Electronics 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 EVAPORATOR from the main frame ...

Page 25: ...S FAN 1 Unfasten the 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 Screw Driver 4 Lift up the evaporator slightly and pull the CROSS FAN to the left side ...

Page 26: ...OH TDSFX 8 PG UIF PWFS POUSPM BOE EFUBDI UIF PWFS POUSPM PPTFO GJYJOH TDSFXT 8 BOE EFUBDI UIF BCJOFU 6QQFS PPTFO TDSFX 8 GJYFE UP BTTFNCMF POUSPM PY XJUI BCJOFU 4JEF 3 PPTFO GJYJOH TDSFXT 8 BOE EFUBDI UIF BCJOFU 4JEF 3 0VUEPPS 6OJU Samsung Electronics ...

Page 27: ...4 9 JTBTTFNCMZ BOE 3FBTTFNCMZ P 1BSUT 1SPDFEVSF 3FNBSL PPTFO GJYJOH TDSFXT 8 PG UIF BCJOFU SPOU PPTFO TDSFXT 8 GJYFE PO UIF VJEF POEFOTFS Samsung Electronics ...

Page 28: ...VU MBOHF MJLF UIF QJDUVSF PO UIF SJHIU TJEF 5VSO DMPDLXJTF CFDBVTF UIF TDSFX JT MFGU IBOEFE FUBDI UIF BO 1SPQFMMFS PPTFO GJYJOH TDSFXT 8 UP EFUBDI UIF PUPS JTDPOOFDU UIF XJSF CFUXFFO TT Z POUSPM 0VU BOE PUPS PPTFO GJYJOH TDSFXT 8 BOE EFUBDI UIF SBDLFU PUPS Samsung Electronics ...

Page 29: ...SPM 0VU 1VMM VQ UIF TT Z POUSPM 0VU FBU YDIBOHFS 3FMFBTF UIF SFGSJHFSBOU BU GJSTU PPTFO GJYJOH TDSFX 8 BOE EFUBDI UIF TUFFM CBS JTBTTFNCMF UIF QJQFT JO CPUI JOMFU BOE PVUMFU XJUI XFMEJOH UPSDL FGPSF ZPV EJTBTTFNCMF UIF QJQFT BOE POEFOTFS CF TVSF UIBU UIFSF TIPVME CF OP SFGSJHFSBOU SFNBJOFE JO UIF VOJU PPTFO GJYJOH TDSFX 8 BOE EFUBDI UIF FBU YDIBOHFS Samsung Electronics ...

Page 30: ... 1SPDFEVSF 3FNBSL PNQSFTTPS JTBTTFNCMF UIF FMU PNQ 4PVOE PPTFO UIF GJYJOH OVU 8 BOE EFUBDI UIF PNQSFTTPS FBE 8JSF PPTFO UIF CPMUT 8 BU UIF CPUUPN PG PNQSFTTPS MJLF UIF QJDUVSF PO UIF SJHIU TJEF Samsung Electronics ...

Page 31: ...ure Remark 1 Common Work 1 Loosen 2 fixing screws of the Cabi Front Rh and detach the Cabi Front Rh 2 Loosen each 8 fixing screws and detach the Cabi Top Cover 3 Loosen 17 screws fixed to assemble Control Box with Cabi Back Rh AQX36VFUAGM CV ...

Page 32: ...4 14 Samsung Electronics No Parts Procedure Remark 4 Loosen 4 screws fixed on cond bar 5 Loosen 4 screws fixed on cond bar 6 Loosen 13 fixing screws of the Cabi Front Lf and detach it ...

Page 33: ...on the right side Turn clockwise because the screw is left handed Use Monkey Spanner 2 Detach the Fan Propeller 3 Loosen 4 fixing screws to detach the Motor Use Monkey Spanner 4 Disconnect the wire between Ass y Control Out and Motor 5 Loosen 2 fixing bolts and detach the Bracket Motor Use Monkey Spanner ...

Page 34: ...om the Ass y Control Out 2 Detach several connectors from the PCB of Ass y Control Out 3 Pull up the Ass y Control Out 4 Heat Exchanger 1 Release the refrigerant at first 2 Loosen fixing screw on both sides 3 Disassemble the pipes in both inlet and outlet with welding torch 4 Detach the Heat Exchanger ...

Page 35: ...dure Remark 5 Compressor 1 Loosen the fixing nut and detach the Compressor Lead Wire Use Monkey Spanner 2 Disassemble the Felt Comp Sound 3 Loosen the 3 bolts at the bottom of Compressor like the picture on the right side Use Monkey Spanner ...

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Page 41: ...Model MAX KCV向 DB93 09711A AQN36VFUAGM CV ...

Page 42: ...Samsung Electronics 5 10 5 4 Ass y Control Out AQX09 12 18VFUAGM CV AQX09VFUAGM CV AQX12VFUAGM CV AQX18VFUAGM CV ...

Page 43: ...Samsung Electronics 5 10 5 4 Ass y Control Out Model AQX24VFUAGM CV AQX24VFUAGM CV ...

Page 44: ...E 21 5 4 ASSY CONTROL OUT AQX36VFUAGM CV ...

Page 45: ...NTROL OUT HP inv CAC LCI 4 5 T_B PLATE 1 SA 8 6002 000536A SCREW TAPPING TH NO 2S M4 L18 ZPC WHT SWRCH18A 2 SNA 9 6002 000231 SCREW TAPPING TH NO 2S M4 L12 ZPC WHT SWRCH18A 4 SNA 10 DB91 00306A ASSY SCREW MACHINE BLDC INV CONTROLLER M3 16 WSP PH ZPC 2 SNA 11 DB91 00307A ASSY SCREW MACHINE WW INV M4 16 WSP PH ZPC 2 SNA 12 6001 001054 SCREW MACHINE TH NO M4 L10 ZPC WHT SM20C 4 SNA 13 0205 001303 OIL...

Page 46: ...AQN09 12VFUAGM CV 6 6 6 1 ...

Page 47: ...AQN18 24VFUAGM CV 6 2 ...

Page 48: ...AQN36VFUAGM CV 6 3 ...

Page 49: ...AQX09 12 18VFUAGM CV ...

Page 50: ...AQX24VFUAGM CV ...

Page 51: ...AQX36VFUAGM CV ...

Page 52: ...S a m s u n g C o n f i d e n t i a l S a m s u n g C o n f i d e n t i a l SMPS MODULE COMMUNICATION ZERO CROSS ...

Page 53: ...AQX09 12 18VFUAGM CV ...

Page 54: ...AQX24VFUAGM CV ...

Page 55: ...AQX36VFUAGM CV S a m s u n g C o n f i d e n t i a l S a m s u n g C o n f i d e n t i a l ...

Page 56: ......

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Page 58: ... 4 9 8 0 9 4 9 8 0 9 ...

Page 59: ...N BH200S 2020 07G 2537 BLK 6 CN39 COMM INV SMW250 06 WHT 7 CN45 MODE SELECTOR SMW250 03 WHT 8 CN35 AS PRO SMW200 07P WHT 9 CN37 DOWNLOAD SMW200 10P BLK 10 IC83 DS1001 01 08BT1NST1X BLK 11 CN81 EEV SMW250 05 BLU 12 CN43 OUT COND DISCH OLP SMW250 08 WHT 13 CN75 4WAY YW396 03AV YEL 14 CN74 AC LOAD 1 YW396 03AV RED 15 CN11 AC POWER YW396 03AV WHT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ...

Page 60: ...Samsung Electronics 5 5 OUTDOOR EMI PCB NO LOCATION NAME SPEC 1 N1 N1 OT 048 2 CN01 AC POWER YW396 03AV WHT 3 L1 L1 OT 048 3 1 2 4 9 8 0 9 ...

Page 61: ...5 6 Samsung Electronics NO LOCATION NAME SPEC 1 CN01 CN01 YW396 03AV WHT 1 4 9 8 0 9 287 225 0 3 ...

Page 62: ... 3 REACTOR A1 REACTOR A1 YTR250 4 REACTOR B1 REACTOR B1 YTR250 5 CN31 MAIN COMM SMW250 06 WHT 6 CN91 BLDC FAN2 YW396 06V WHT 7 CN22 DOWNLOADER SMW200 10 RED 8 CN90 BLDC FAN1 YW396 06V WHT 9 CN21 DAC ENCODER SMW200 08P WHT 10 CN71 RED BLUE YELLOW HLW1005 03 BLK 1 2 3 4 5 6 7 8 9 10 4 9 8 0 9 287 225 19 57 5 3 ...

Page 63: ...N100 CN100 YW396 03AV WHT 5 CN91 BLDC FAN2 YW396 06V WHT 6 CN600 REACTOR HLW1005 02 BLK 7 CN90 BLDC FAN1 YW396 06V WHT 8 CN31 MAIN COMM SMW250 06 WHT 9 CN800 U V W HLW1005 03 BLK 10 CN22 DOWNLOADER SMW200 10 RED 11 CN21 DAC ENCODER SMW200 08P WHT 1 2 3 4 5 6 7 8 9 10 11 4 9 8 0 9 287 225 19 57 5 3 ...

Page 64: ... to a certain point due to Tracking caused by a defective connection of indoor and outdoor units When Thermal Fuse is opened Main PBA DC12V is turned off and the indoor unit does not operate There is no problem with Main PBA in this case In the above case the change of all in one Terminal Block will make Main PBA operate again ۏۄېھۍۄڞ ۆھۊۇڝ 3 Measurement method of fair defective thermal fuse ۇڼۉۄۈ...

Page 65: ...Main parts up and down Bl ade pin l ever Air intake Room temperature sensor ...

Page 66: ......

Page 67: ... Mode Set one of the 5 operating modes see pages 10 11 for instructions Auto Clean Auto clean function Dry inside of the indoor unit to get rid of odor Power Temp Increase Decrease the temperature by 1 C OnTimer Set the OnTimer on Quiet Reduce noise generated from an indoor unit during operation Set the mode on Smart Saver Less energy usage makes your space cool between the temperature range of 24...

Page 68: ...KVTUFE BVUPNBUJDBMMZ XJUI SFGFSFODF UP B UFNQFSBUVSF PG UIF BJS CMFX BO TQFFE TFUUJOH JT OPU BMMPXFE JO 3 NPEF 5IF TQFFE PG UIF JOEPPS GBO JT TFU UP JO 3 NPEF BO TQFFE JT TFMFDUFE BVUPNBUJDBMMZ JO 650 NPEF PNQSFTTPS TUPQT PQFSBUJPO JOUFSNJUUFOUMZ JO 3 NPEF PNQSFTTPS PQFSBUJPO JT DPOUSPMMFE BVUPNBUJDBMMZ JO 3 NPEF EFQFOEJOH PO UIF SPPN UFNQFSBUVSF BOE IVNJEJUZ 5JNFS 03 PG UIF JOEPPS VOJU MJHIUT VQ ...

Page 69: ...ation cable cross 2 Troubleshooting procedure Abnormal Communication Is the communicaƟon error occurred again Restart aŌer power oī Terminate the service NO Is the connecƟon of power cable and communicaƟon cable normal Correct the wrong cable NO YES Exchange the indoor unit PBA Is the communicaƟon error occurred again Terminate the service NO YES Exchange the outdoor unit PBA YES Is the power is n...

Page 70: ...ocedure Is the sensor resistance value 1 2 10kohm 3 at the room temperature of 25ć Detach the assembled sensor from the PBA sensor connector and measure the sensor resistance with ohmmeter tester Sensor Replace Sensor resistance value 20ć 12 09kohm 30ć 8 31kohm 35ć 6 94kohm 40ć 5 83kohm Below 0 5V or Over 4 5V Connect the sensor to PBA connector 4piin supply power and measure the voltage of 1 2 in...

Page 71: ...g procedure Is the sensor resistance value 3 4 10kohm 3 at the room temperature of 25ć Detach the assembled sensor from the PBA sensor connector and measure the sensor resistance with ohmmeter tester Sensor Replace Sensor resistance value 20ć 12 09kohm 30ć 8 31kohm 35ć 6 94kohm 40ć 5 83kohm Below 0 5V or Over 4 5V Connect the sensor to PBA connector 4piin supply power and measure the voltage of 3 ...

Page 72: ...ooting procedure Is the lamp blinking Unplug the power cord and plug it aŌer 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 the voltage changeable at the pin 2 5 of CN61 louver connector Exchange the PBA NO YES Up Down louver motor is faulty YES Does operaƟon start when swing buƩon of the remote control unit pus...

Page 73: ...st 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 4 Put the set in operation and check the voltage of display PBA 5 Replace the display PBA ...

Page 74: ...A NO YES Is the fan error appeared again Reassemble the fan wire and input the power again YES Is the voltage of CN72 3 5 and 3 6 with in 1Vdc 15Vdc during the operaƟon YES Exchange the Indoor PBA Terminate the service NO NO PBA problem or Motor problem Change the PBA Įrst and check the operaƟon Exchange the Fan motor Is there short among each pin 1 6 YES Exchange the Fan motor Is the voltage of C...

Page 75: ...nnected correctly in accordance with a color BLU 6PIN Reconnect the sensor connector NO Below 0 5V or Over 4 5V Connect the sensor to PBA connector 6pin supply power and measure the voltage of 1 2 in the connector Exchange the Outdoor PBA NO Micom error or connector check Exchange the Outdoor PBA YES Is the sensor resistance value 1 2 10kohm 3 at the room temperature of 25ć Sensor Replace Sensor r...

Page 76: ...r connector CN251 connected correctly in accordance with a color BLU 6PIN Reconnect the sensor connector NO Below 0 5V or Over 4 5V Connect the sensor to PBA connector 6piin supply power and measure the voltage of 5 6 in the connector Exchange the Outdoor PBA NO Micom error or connector check Exchange the Outdoor PBA YES Is the sensor resistance value 3 4 CN501 10kohm 3 at the room temperature of ...

Page 77: ...d correctly in accordance with a color BLU 6PIN Reconnect the sensor connector NO Below 0 5V or Over 4 5V Connect the sensor to PBA connector 6piin supply power and measure the voltage of 3 4 in the connector Exchange the Outdoor PBA NO Micom error or connector check Exchange the Outdoor PBA YES Is the sensor resistance value 3 4 200kohm 3 at the room temperatureof 25ć Sensor Replace Sensor resist...

Page 78: ...re Is the discharge over temperature sensor error appeared again Terminate the service NO aŌer 30min 1Hr YES Is the discharge over temperature sensor error appeared again The condiƟon is too poor for air condiƟoner to operate Wait unƟl discharge temperature is decreased Restart aŌer power oī YES Download the EEPROM data Is the discharge over temperature sensor error appeared again YES Terminate th...

Page 79: ...edure Does the fan rotate Power oī and Separate the Fan motor wire from CN901 on Outdoor PBA NO YES Is the fan error appeared again Reassemble the fan wire and input the power again YES Is the voltage of CN901 3 5 and 3 6 with in 1Vdc 15Vdc during the operaƟon YES Exchange the Outdoor PBA Terminate the service NO NO PBA problem or Motor problem Change the PBA Įrst and check the operaƟon Exchange t...

Page 80: ...interphase resistance of compressor normal 2 Troubleshooting procedure Is the restart error occurred again Terminate the service NO YES Is the connecƟon 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 NO Exchange the compressor Is the restart error occurred again Terminate the service NO YES ...

Page 81: ...RED V BLU W YEL 3 Is the interphase resistance of compressor normal 2 Troubleshooting procedure Is the restart error occurred again Terminate the service NO YES Is the connecƟon of compressor wire is normal PBA and Compressor YES Is the compressor body and interphase resistance insulated NO Exchange the Outdoor PBA Connect the comp wire normally YES NO Exchange the compressor Is the restart error ...

Page 82: ...oubleshooting procedure Is the O C error occurred Terminate the service NO YES Is the connecƟon 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 NO Exchange the compressor Is the O C error occurred again Terminate the service NO YES Restart aŌer power oī Is the condiƟon of indoor outdoor tempe...

Page 83: ...A V18 R104 R106 R107 R108 A V24 R004 R005 R006 R007 value is normal Outdoor PBA 2 Troubleshooting procedure Is the connected of reactor wire PBA Reactor Is the DC_link sensing voltage R104 or R004 is normal in operaƟonmode Normal range 0 2Vdc 2 8Vdc YES Exchange the Outdoor PBA NO Is the DC_link voltage CE101 or CE001 is normal in operaƟonmode Normal range 280Vdc 320Vdc Check the power input NO YE...

Page 84: ...r A V18 R104 R106 R107 R108 A V24 R004 R005 R006 R007 value is normal Outdoor PBA 2 Troubleshooting procedure Is the connected of reactor wire PBA Reactor Is the DC_link sensing voltage R104 or R004 is normal in operaƟonmode Normal range 0 2Vdc 2 8Vdc YES Exchange the Outdoor PBA NO Is the DC_link voltage CE101 or CE001 is normal in operaƟonmode Normal range 280Vdc 320Vdc Check the input power NO ...

Page 85: ...r separation or measurement value error 4 Is the interphase resistance of compressor normal 2 Troubleshooting procedure Is the condiƟon of indoor outdoor temperature normal load Restart aŌer returning to the normal load YES YES Is the connecƟon cable for the compressor and power terminal normal YES Correct the cable connecƟon Is the I_trip error occurred again NO NO Exchange the Outdoor PBA Is the...

Page 86: ...ect Check the resistor is opened 2 Is the IPM Shunt A V18 R451 R452 R453 A V24 R413 R414 R415 resistance value correct Check the resistor is opened 3 Is there no short or open around IC451 A V18 or IC451 IC452 A V24 2 Troubleshooting procedure Is the PFC shunt and IPM shunt resistance value correct Exchange the Outdoor PBA Is the current sensor error appeared again YES Terminate the service NO NO ...

Page 87: ...t 1 Are there screws assembly in PBA heatsink 2 Is the gap PBA heatsink 3 Is the fan operation normal 4 Is the cover assembly in conrol box normal 2 Troubleshooting procedure Are there screws in PBA heatsink 4 screws Fastening the screw Is the fan operaƟon normal YES Checkthe fan connecƟon Change the Fan motor NO NO Exchange the Outdoor PBA Restart aŌer power oī YES ...

Page 88: ...ompressor normal 2 Troubleshooting procedure Is the O C error occurred Terminate the service NO YES Is the connecƟon 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 NO Exchange the compressor Is the O C error occurred again Terminate the service NO YES Restart aŌer power oī Is the condiƟon of...

Page 89: ... a short around micom 2 Is there a short around IC202 A V18 or IC701 A V24 3 Did you download or insert EEPROM IC after changing outdoor PBA 2 Troubleshooting procedure Restart aŌer power oī Is the error appeared again YES Terminate the service NO Exchange the Outdoor PBA power oī and download EEPROM data or Insert the service EEPROM IC ...

Page 90: ...ro cross signal error 1 Checklist 1 Check the power condition at customer s house Is there any power noise 2 Have been there power failure 2 Troubleshooting procedure Is the AC line zero cross signal error appeared again YES Terminate the service NO Exchange the Outdoor PBA Restart aŌer power oī ...

Page 91: ...ture around the outdoor unit 2 Troubleshooting procedure Is the operaƟon condiƟon secession error appeared again YES Terminate the service NO Restart aŌer power oī The temperature condiƟon is too poor to operate Wait unƟl temperature is changed Cooling mode Is the outdoor temperature under 7ć HeaƟng mode Is the outdoor temperature over 40ć or under 30ć YES ...

Page 92: ...PROM data 2 Troubleshooting procedure Is the capacity miss match error appeared again YES Terminate the service NO Exchange the Outdoor PBA Exchange the Indoor PBA YES Is the rated Btu between indoor unit and outdoor unit Reset the opƟon code again at indoor unit Exchange the one of them according to the exact model spec NO Is the capacity miss match error appeared again Download the EEPROM data T...

Page 93: ...appeared again YES Terminate the service NO YES Is the posiƟon of indoor eva_in sensor normal Restart aŌer power oī Indoor sensor take the normal posiƟon NO Is the EEV valve connecƟon normal Check the EEV valve operaƟon Connect the EEV valve NO YES aŌer 20minutes later Is the EEV valve is operaƟon Check the sound of EEV valve aŌer power on Change the EEV valve NO Is the pressure of refrigerant nor...

Page 94: ...S Reconnect the power cord correctly NO YES Press the power buƩon on the display board The remote control signal reciever on the display PBA is wrong Check the display board NO YES Is the DC_link voltage normal C102 C101 270Vdc 320Vdc Exchange the PBA NO Is the SMPS is normal IC102 12Vdc GND 5Vdc Exchange the PBA YES NO YES Exchange the PBA Check the fuse open or not F701 F702 Exchange the PBA NO ...

Page 95: ...erature is over 30 C Heating E441 Cooling operation is not available since the outdoor air tem perature is lower than 5 C Cooling 12 E458 Outdoor unit BLDC Fan 1 or Fan 2 error FAN1 error E475 FAN2 error 13 E461 Comp Starting error 14 E462 Primary Current Trip error 15 E463 Over current trip PFC over current error Check OLP sensor 16 E464 IPM IGBT Module Over Current O C 17 E465 Comp Over load err...

Page 96: ...re Check Inner wiring of outdoor unit Abnormal Check outdoor unit terminal block voltage on L N for indoor unit 230Vac nominal Check cable and connection of wire between indoor and outdoor unit Abnormal Check indoor unit terminal block voltage on L N 230Vac nominal Check Indoor control PCB Transformer and FUSE on PCB and replace one which is broken Abnormal Check indoor unit terminal block voltage...

Page 97: ...ER PCB Check and correct the wire or socket connection Check Fuses listed blow FUSE3 EMI PCB FUSE MAIN PCB No Is there miss connection of power and communication wire between indoor and outdoor Correct the cable wiring between indoor and outdoor Check F1 F2 communication line wiring CN50 MAIN PCB Check and correct the wiring Replace the FUSE Replace INVERTER PCB Also check each BLDC FAN moto short...

Page 98: ...or case broken No Take off each Fan motor housing after 1 minutes from turning off the power Follow the check procedure of outdoor unit power supply error check No Is each resistance of FAN cable housing pin 1 3 over 1Mohm pin 4 3 5 3 and 6 3 over 1Kohm on each FAN motor Mount each Fan housing to PCB socket and turn on the power Exchange INVERTER PCB No Is the Pin voltage 1 3 of CN40 and 41 over 2...

Page 99: ...of outdoor unit Outdoor unit cover Fan front obstruction etc 7 Is there no ventilation obstruction at the surrounding of indoor unit Overload condition in heating mode 2 Troubleshooting procedure No Yes Yes Are the service valves full opened Yes Yes Check AC power source No No Reinstall and remove the obstruction Is the installation of outdoor unit good Reinstall and remove the obstruction No Is t...

Page 100: ...compressor in 3 minutes off Check the resistance value of 4 WAY valve coil Go to the next page 4 WAY valve main body error Attach the sensor correctly Over shortage of the refrigerant Connect the connecter correctly 4 WAY valve coil error Exchange the outdoor PCB No Yes Yes Yes OK Yes No No No NG No Is much frost in the indoor heat exchanger Does the 4 WAY valve operate normally Is the outdoor air...

Page 101: ...ted correctly Dose the voltage of DC300V apply to the connector of outdoor fan during the operation of outdoor unit The over shortage of refrigerant Insufficient Capacity Load estimation error Connect the connector Outdoor fan error Check the motor wire Exchange the out PCB EEV coil error Connect the connector Is much frost in the heat exchanger Is much frost in the heat exchanger Outdoor PCB erro...

Page 102: ...the resistance value of sensor connection pull_up correct 2 Troubleshooting procedure Is the sensor connector connected correctly in accordance with a color Is the temperature sensor connected correctly without separation Does the both terminal of sensor satisfy the resistance value in accordance with temperature Refer to the R T TABLE Is the resistance value of sensor connection pull_up 18K Recon...

Page 103: ...ctor connected correctly in accordance with a color Is the temperature sensor connected correctly without separation Does the both terminal of sensor satisfy the resistance value in accordance with temperature Refer to the R T TABLE Is the resistance value of sensor connection pull_up 24K Reconnect the sensor connector Change the position of sensor Exchange the sensor Exchange the PCB Exchange the...

Page 104: ...tor connected correctly in accordance with a color Is the temperature sensor connected correctly without separation Does the both terminal of sensor satisfy the resistance value in accordance with temperature Refer to the R T TABLE Is the resistance value of sensor connection pull_up 18 2K Reconnect the sensor connector Change the position of sensor Exchange the sensor Exchange the PCB Exchange th...

Page 105: ...esistance value in accordance with temperature 4 Is the resistance value of sensor connection pull_up correct 2 Troubleshooting procedure Isn t the Fan locked Is the connector connected correctly Is the color of Fan wire matched correctly Remove the Fan lock Connect the connector Exchange the Fan Exchange the PCB Normal operation Exit Yes Yes Yes No No No No ...

Page 106: ...list 1 Is the connection of R S T power wire normal 2 Are Relay RY21 and R200 on the INVERTER PCB mounted normally 2 Troubleshooting procedure Yes No Check and correct the wire connection Are connection of the wire from INVERTER PBA to EMI PBA normal Exchange INVERTER PCB ...

Page 107: ...the compressor wire connected to the compressor normally Yes Yes Exchange the compressor Reinstall and remove the obstruction Is the installation of outdoor unit good Reinstall and remove the obstruction Is the installation of indoor unit good Open valve screw to the end Are the service valves full opened Correct the compressor wire connection Is insuration resistance between each compressor termi...

Page 108: ...and communication cable wiring error 2 Troubleshooting procedure Yes Restart after power off Is the communication error occurred again Isn t the power cable and communication cable wiring error Exchange the outdoor unit PCB Terminate the service Correct the wrong wiring Is the connection of communication cable normal Correct the connection of communication cable Yes Yes No No No ...

Page 109: ...dure Yes Restart after power off Is the restart error occurred again Is the interphase resistance value of compressor ulv vlw wlu normal Is the connection cable for the compressor and power terminal normal Exchange the PCB Terminate the service Exchange the compressor Is the compressor body and interphase resistance insulated Exchange the compressor Correct the cable connection Yes Yes Yes No No N...

Page 110: ...edure Yes Restart after power off Is the lock error occurred again Is the interphase resistance value of compressor ulv vlw wlu normal Is the connection cable for the compressor and power terminal normal Exchange the PCB Terminate the service Exchange the compressor Is the compressor body and interphase resistance insulated Exchange the compressor Correct the cable connection Yes Yes Yes No No No ...

Page 111: ...nd reconnecting the AC power cable wire Is the AC Power cable connection to the outdoor unit terminal block good Check and reconnecting the reactor wire at the TAB terminal Is the connection of reactor terminal good Replace the blown FUSE Are the FUSEs on EMI PCB blown Is each contact resistance normal less than 0 1ohm Does the error reappear frequently The cause of this error may be power source ...

Page 112: ...ircuit 4way circuit communication circuit OPTION EEV control circuit temperature sensing circuit 12 3 3 Indoor detailed inspection procedure No procedure Inspection Method Cause 1 Plug out and pull the PCB out of the control box Check the PCB fuse 1 Is 1st fuse disconnected 2 Is 2nd fuse disconnected Over current Indoor Fan motor short AC part and pattern short of Indoor PBA Check the power voltag...

Page 113: ...t is faulty L d h t 8 Is the voltage CE158 voltage 5Vdc Switching Trans of Power circuit is faulty L d h t 9 Is the voltage CE157 voltage 12Vdc Switching Trans of Power circuit is faulty Load short Check the power voltage 1 Is the voltage between Terminal block L N 200Vac 240Vac Power cord is faulty Wrong Power cable Wiring 2 Is the C002 voltage 200Vac 240Vac Fuse open L N F1 F2 wire wrong wiring ...

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Page 116: ... 9 9 21752 ...

Page 117: ...Digit No 1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th 12th 13th 14th ሲ蔒蘯 ݙ 绔蠦胴 Feature Series Color Buyer 萡脸 A Q N 0 9 V F U A G M C V ...

Page 118: ...4BNTVOH MFDUSPOJDT 1SFTTVSF BQBDJUZ NBSL Q 1PXFS FBU 8 DBM T LDBM I UV I 1 LH N T C N T Y ...

Page 119: ...ET UIF GMPPS 1MBDF UIF ESBJO IPTF QSPQFSMZ 8IFO JU JT OPU QMBDFE QSPQFSMZ UIF ESBJO XBUFS XPVME GMPX CBDL GMPPEJOH UIF GMPPS 4P TUSBJHIUFO PVU UIF ESBJO IPTF GPS UIF XBUFS UP CF ESBJOFE XFMM 2 8BUFS ESJQT BU UIF ESBJO DPOOFDUJPO TFSWJDF WBMWF PG UIF PVUEPPS VOJU 8IFO B HMBTT CPUUMF JT UBLFO PVU PG UIF SFGSJHFSBUPS NPJTUVSF HFUT DPOEFOTFE PO JUT TVSGBDF EVF UP UIF UFNQFSBUVSF EJGGFSFODFT 5IF TBNF Q...

Page 120: ...I BT TUBMF TNFMMT U PDDVST HFOFSBMMZ XIFO UIFSF BSF QFU BOJNBMT JO UIF IPVTF 5IFJS TNFMMT TUBZ BU UIF TBNF QMBDF VU XIFO UIF BJS DPOEJUJPOFS JT UVSOFE PO UIF BJS HFUT DJSDVMBUFE SFTVMUJOH JO UIF DJSDVMBUJPO PG UIF TNFMMT 4P GJOE BOE SPPU PVU UIF QSPCMFN PS SFGSFTI UIF SPPN GSFRVFOUMZ 2 U TFOET PVU CBE TNFMMT 8IFO UIF BJS GJMUFS JT GJMUIZ JU DPVME TFOE PVU CBE TNFMMT 4P DMFBO UIF GJMUFS BOE WFOUJMB...

Page 121: ...12 17 ...

Page 122: ...put 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 dust is too heavy rinse it with running water on the usage and environmental conditions In dusty area clean it once a week Power well ventilated area ...

Page 123: ...BO UIF GJMUFST FWFSZ NPOUIT 0QFO UIF VQQFS GSPOU HSJMMF CZ QVMMJOH UIF MPXFS SJHIU BOE MFGU UBCT PG UIF HSJMMF 1VMM PVU UIF EFPEPSJ JOH BOE JP GJMUFS 8BTI UIF GJMUFST XJUI DMFBO XBUFS UIFO ESZ UIFN JO UIF TIBEF OTFSU UIF GJMUFST JOUP UIF PSJHJOBM QPTJUJPO PUF t PV DBO DIBOHF UIF QPTJUJPO PG GJMUFST XJUI FBDI PUIFS MPTF UIF GSPOU HSJMMF FPEPSJ JOH JMUFS JP JMUFS 3FGFSFODF 4IFFU ...

Page 124: ... DVUUFS BOE HSJOE BMM UIF CVSST PG UIF DVU TVSGBDF 1JQF FYQBOTJPO NBZ DPOUJOVF VOUJM UIF QJQF TVSGBDF CFDPNFT VOFWFO PS UPSO BQBSU F TVSF UP VTF B UPSRVF XSFODI UP UJHIUFO QJQFT PS GMBSF OVUT Q FBL 5FTU 1VU BO JOFSU HBT MJLF OJUSPHFO JO UIF PVUEPPS VOJU QJQF BOE QVU TPBQ CVCCMFT PS PUIFS UFTU MJRVJET PO UIF QJQF TVSGBDF GPS UIF MFBL UFTU Q SBJO PTF POOFDUJOH OTUBMM UIF ESBJO IPTF EPXOXBSE UP ESBJO...

Page 125: ...F UIF WBMWF PG UIF MPX QSFTTVSF TJEF PG NBOJGPME HBVHF DMPDLXJTF o 3FNPWF UIF IPTF PG UIF MPX QSFTTVSF TJEF PG NBOJGPME HBVHF IFDL GPS HBT MFBLBHF U UIJT UJNF FTQFDJBMMZ DIFDL GPS HBT MFBLBHF GSPN UIF XBZ WBMWF T TUFN OVUT BOE GSPN UIF TFSWJDF QPSU DBQ POOFDU UIF DIBSHJOH IPTF PG MPX QSFTTVSF TJEF PG NBOJGPME HBVHF UP UIF QBDLFE WBMWF IBWJOH B TFSWJDF QPSU BT TIPXO BU UIF GJHVSF 4FU WBMWF DPSL PG ...

Page 126: ...JPOFS t 3FGFS UP UIJT QSPDFEVSF XIFO UIF VOJU JT SFMPDBUFE t BSSZ PVU UIF QVNQ EPXO QSPDFEVSF SFGFS UP UIF EFUBJMT PG hQVNQ EPXOh t 3FNPWF UIF QPXFS DPSE t JTDPOOFDU UIF BTTFNCMZ DBCMF GSPN UIF JOEPPS BOE PVUEPPS VOJUT t 3FNPWF UIF GMBSF OVU DPOOFDUJOH UIF JOEPPS VOJU BOE UIF QJQF t U UIJT UJNF DPWFS UIF QJQF PG UIF JOEPPS VOJU BOE UIF PUIFS QJQF VTJOH B DBQ PS WJOZM QMVH UP BWPJE GPSFJHO NBUFSJBM...

Page 127: ...AGM CV AQ 18VFUAGM CV AQ 24VFUAGM CV AQ 36VFUAGM CV 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 15 24 7 indoor 16 32 27 indoor __ 27 20 Cooling working range 20 10 0 10 20 30 40 50 10 5 0 5 10 15 20 25 30 35 40 Indoor temperature Ambient temperature Heating working range 20 10 0 10 20 30 40 50 10 5 0 5 10 15 2...

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Samsung AQ09VFUAGM/CV, Service Manual

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