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This Service Manual is a property of Samsung Electronics Co., Ltd.

Any unauthorized use of Manual can be punished under

applicable International and/or domestic law.

November 2019

Summary of Contents for AR09TXFYAWKNEU

Page 1: ...NTROL 6 Electrical Parts List 7 Wiring Diagram 8 PCB Diagram 9 Operating Instructions 10 Troubleshooting 11 Block Diagram 12 Reference Sheet AR09TXFYAWKNEU AR12TXFYAWKNEU AR09TXHZAWKNEU AR12TXHZAWKNEU AR09TXFYAWKXEU AR12TXFYAWKXEU AR09TXHZAWKXEU AR12TXHZAWKXEU AR09TXHZAWKNEU AR12TXHZAWKNEU AR09TXFYAWKNEU AR12TXFYAWKNEU AR09TXFYAWKXEU AR12TXFYAWKXEU AR09TXHZAWKXEU AR12TXHZAWKXEU ...

Page 2: ...ications 9 3 Alignment and Adjustments 10 3 1 Test mode 10 3 2 Display Error and Check Method 12 3 3 Setting Option Setup Method 13 4 Disassembly and Reassembly 17 4 1 Indoor Unit 18 4 2 Outdoor Unit 28 5 ASSY CONTROL 34 5 1 ASSY KIT CODE DB92 048545B F 34 5 2 ASSY KIT CODE DB92 04842A 35 6 Electrical Parts List 36 6 1 INDOOR MAIN PCB CODE DB92 04839A 36 6 2 ASSY PCB DISPLAY CODE DB92 04833B 38 7 ...

Page 3: ...10 Compressor starting error 58 10 2 11 Compressorwire missing error rotation error 59 10 2 12 Current sensor error Input current sensor error 60 10 2 13 O C Over Current error 61 10 2 14 No power outdoor Initial Diagnosis Not displayed 63 10 2 15 When the Up Down Left Right Grill louver motor does not operate 64 10 2 16 When the remote control is not receiving 65 10 2 17 Smart Install error 66 10...

Page 4: ...e 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 be incorporated in the fixed wiring with a contact opening of 3mm Do not extend an electric cord to the air conditioner The air conditioner must be plugged in afteryou complete the installation 1 3 During operat...

Page 5: ...th your skin it can cause skin injury The package of the air conditioner should be recycled or disposed of properly for environmental reasons 1 5 Others Never store or load the air conditioner upside down or sideways to prevent the damage to the compressor Young children or infirm persons should be always supervised when they use the air conditioner Max current is measured according to IEC standar...

Page 6: ...ce your electricity bill by adjusting the maximum operating capacity of the compressor u Easy Filter There is no grille to remove before separating the filter from the air conditioner Therefore filter can be cleaned easily and more frequently Constant filter cleaning will prevent dust from enter ing the product or accumulating on the filter u good sleep function good sleep function will allow you ...

Page 7: ...1mm Corru gate1 5 N G S 4by4by2 Φ7W 2R 20 21 S 639 611mm Corru gate1 5 N G S 4by4by2 Sub Comp Model UB1AR5090FJ6 UB1AR5090FJ6 UB1AR5090FJ6 UB1AR5090FJ6 OLP Motor In Code DB31 00694A DB31 00694A DB31 00694A DB31 00694A Name Motor Out Code DB31 00693A DB31 00693A DB31 00693A DB31 00693A Name Expansion Φ L EEV Φ1 3 EEV Φ1 3 EEV Φ1 3 EEV Φ1 3 Refrigerant type R 32 R 32 R 32 R 32 charge g 700 g 700 g 7...

Page 8: ...r Unit 8 6 8 6 8 6 8 6 Outdoor Unit 19 4 19 4 19 4 19 4 Net Dimension Indoor Unit 820 299 215 820 299 215 820 299 215 820 299 215 Outdoor Unit 660 475 242 660 475 242 660 475 242 660 475 242 Noise Indoor Unit 41 43 41 43 Outdoor Unit 53 53 53 53 Air Purifying System EASY CLEAN FILTER EASY CLEAN FILTER EASY CLEAN FILTER EASY CLEAN FILTER Indoor Display 88 SEG 88 SEG 88 SEG 88 SEG ...

Page 9: ...R DB90 11453A Q1 QF1 1 Indoor unit case DB90 11454A Q3 1 ASSY WIRELESS REMOCON DB96 24901C 1 MANUAL USER DB68 08616A AR TYFY DB68 08617A AR TYH 1 MANUAL USER DB68 08595A 1 MANUAL INSTALL DB68 08692CA 1 Batteries for Remote controller 4301 000121 2 Rubber Leg DB67 01533A 4 Outdoor unit case ...

Page 10: ...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 temperature Do not follow the antifreeze control Up down louver Up down swing mode Indoor Fan Turbo Note Because the heat mode operate the cool mode by force not related to the set temperature indoor temperature check whether each subordinate is ...

Page 11: ... C123 INDOOR MID INDOOR IN EVA TH sensor error C140 Dust sensor error C142 Humidity error C143 Motion sensor error C154 Fan error indoor C161 Mixed operation error C163 Option error C187 K1 filter feed back error C665 Drain pump error Note If the set doesn t work No power check the thermal fuse of terminal block OPEN or SHORT with Multimeter Measure the thermal fuse housing PIN 1 2 OPEN disconnect...

Page 12: ...ge temperature sensor error C468 Current sensor error C474 Heatsink sensor error C485 Input current sensor error C465 Comp V_limit I_limit error C500 Heatsinkover temperature error C231 CON TH Cond temperature sensor error C203 Time out Comp Inv Micom Main Micom C458 Fan error C471 EEPROM data error Main Micom INV Micom C467 Comp wire missing error C440 Prohibit operation condition error Heating C...

Page 13: ...gain 3 Make sure the remote control display shown as Setting option SEG1 Press the button the display panel to Press the button repeatedly to select Press the button to set Cool mode 5 4 3 2 1 Method Display Setting option SEG2 Press the button the display panel to Press the button repeatedly to select Setting option SEG3 Press the button the display panel to Press the button repeatedly to select ...

Page 14: ... select Setting option SEG7 Press the button the display panel to Press the button repeatedly to select Setting option SEG8 Press the button the display panel to Press the button repeatedly to select Setting option SEG9 Press the button the display panel to Press the button repeatedly to select Setting option SEG10 Press the button the display panel to Press the button repeatedly to select Press t...

Page 15: ...ss the button the display panel to Press the button repeatedly to select Setting option SEG13 Press the button the display panel to Press the button repeatedly to select Setting option SEG11 Press the button the display panel to Press the button repeatedly to select Setting option SEG12 Press the button the display panel to Press the button repeatedly to select Press the button to set Auto mode Pr...

Page 16: ...00 100000 200101 300335 24 25 26 27 28 29 Method Display Press the button to set Fan mode Press the button to set Heat mode Setting option SEG17 Press the button the display panel to Press the button repeatedly to select Setting option SEG18 Press the button the display panel to Press the button repeatedly to select Setting option SEG19 Press the button the display panel to Press the button repeat...

Page 17: ...k SCREW DRIVER Q ty1 ea To assembly and disassembly the screw MONKEY SPANNER Q ty1 ea To assembly and disassembly the Fan motor and Compressor SCREW DRIVER Q ty1 ea To assembly and disassembly the screw 4 Disassembly and Reassembly ...

Page 18: ...driving of air conditioner and shut off main power supply 2 Detach FILTER PRE from the PANEL FRONT 3 The COVER PANEL is fixed to body by hooks in center and side area 4 Separate the hook pulling end of the COVER PANEL as shown in figures Watch out for the damage of hooks ...

Page 19: ...Panel after service end Piping and Drain Hose must be caseful not to damage and progress must be done with both hands Need to check all bottom hooks in holes of the main frame before you push to assemble Caution Assemble push side hooks Assemble push center 5 hooks each ...

Page 20: ...the GRILLE INLET as shown in figures Watch out for the damage of hooks 7 To detach the PANEL FRONT from the main frame unfasten 2 screws at the bottom use Screw Driver 8 To detach the PANEL FRONT from the main frame loosen 4 hook structures When separate the hooks pull out each ribs near the hooks as shown in figures Watch out for the damage of hooks ...

Page 21: ...pward as shown in the figure to saparate the 3 hooks 2 CONTROL IN 10 To open the CONTROL IN raise the side flanges of the PLATE RIGHT at an angle and un lock 2 hooks 11 To detach the CONTROLIN unfasten a screw back of the PLATE LEFT as shown in figures use Screw Driver ...

Page 22: ...terwire as shown in figures Caution When you separate the connec tor pull pressing the locking button 13 Saparate Blade Moterwire as shown in figures Caution When you separate the connec tor pull pressing the locking button 14 Cut off the Cable Tie tied up wires ...

Page 23: ... Driver 16 The CONTROL IN is fixed to HOLER PIPE by a hook bottom of the case as shown in the last figure Please loosen remaining connectors before detaching CASECONTROL Caution When you separate the connector pull pressing the locking button 17 Put down of the HOLDER PIPE and push up the hook and lean side the case as shown in figures ...

Page 24: ...24 NO Parts Procedure Remark 3 TRAY DRAIN 18 To detach the TRAY DRAIN from the main frame pull the bottom of the TRAY DRAIN and it leans toward to you as shown in figures 19 Pull out the Drain Hose ...

Page 25: ...me loosen 2 hook structhres When separate hooks Use the Screw Driver Insert the Screw Driver into the gap of the hook and lean to the Moter side as shown in figures Watch out for the damate of hooks 22 Remove the HOLDER PIPE 23 Unfasten a screw of the Fan Moter side Use Screw Driver 24 Unfasten 2 screws of the opposite side of the Fan Moter Use Screw Driver ...

Page 26: ...26 NO Parts Procedure Remark 5 EVAPORATOR 25 Pull up the EVAPORATOR of the opposite side of the Fan Moter 26 loosen a hook of the Fan Moter side 27 Pull up the EVAPORATOR to ward to you ...

Page 27: ...SS FAN 28 Unfasten a screw on the COVER MOTER Use Screw Driver 29 Unwind the MoterWire 30 Detach the COVER MOTER 31 Unfasten a screw of the CROSS FAN a little Use Screw Driver 32 Raise up the CROSS FAN of the left side and pull out from the Moter ...

Page 28: ...nditioner please cut off the supply of power 2 Please separate outdoor after loosen the bottom screw 3EA of the front three places screw driver Use 3 Please separate the positions of the sides screw1EA screw driver Use 4 Please remove the portions of the side screw1 screw driver Use 5 Please separate lifting up and grab the ends of the lower end of the CABINET FRONT ...

Page 29: ... screw 4ea located on the rear panel use screwdriver 7 Please separate the screw 2ea located on the side panel screw driver Use 8 Please separate the screw 4ea located on the side panel screw driver Use 9 Please remove the COVER CONTROL OUT downward ...

Page 30: ...f you re assemble after separate connectorw ir e If the connector is excessively folded there is a risk of fire 11 Please remove the CABINET SIDE upward direction 2 FAN MOTOR 1 Please Loosen the NUT1ea clockwise Using MONKEY SPANNER 2 Please remove the HOUSING s MOTOR WIRE ...

Page 31: ...remove the weld point in one place COND OUT If you remove the compressor and heat exchanger eliminate the refriger ant inside the compressor and heat exchanger completely with welding fire to remove the PIPE 2 Please separate NUT SERVICE VALVE 2EA MONKEY SPANNER or SCREW DRIVER Use 4 Condenser heat exchanger 1 Please remove the welds in one place COND IN ...

Page 32: ... SCREW DRIVER Use 5 Compressor 1 Please disassemble one NUT counterclockwise using MONKEY SPANNER OLP external compressor 2 Disassemble COVER TERMINAL after remove the OLP BE CAUTION Engraved position C black S white R red OLP internal compressor 2 Please disassemble COVER TERMINAL ...

Page 33: ...rk how to distinguish from OLP internal external compressor Check the compressor label 3 Please remove the compressor after loosen the compressor fixed NUT 3ea Using MONKEY SPANNER 4 Please detach the two welds SUCTION DISCHARGE ...

Page 34: ... 05871A 1 1 EA 7 SCREW TAPPING 6002 001163 1 1 EA 8 SCREW TAPPING 6002 000213 2 2 EA 9 SCREW SPECIAL 6009 001001 3 3 EA 10 CABLE TIE 6501 001075 1 1 EA 11 TERMINAL BLOCK_4P_GLOBAL DB37 00033A 1 1 EA 12 ASSY PCB DISPLAY_88 DB92 04833A 0 1 EA ASSY PCB DISPLAY_88_WIFI DB92 04833B 1 0 EA 14 SENSOR TEMP DB32 00277A 1 1 EA 15 ASSY CONNECTOR WIRE POWER DB93 17169A 1 1 EA 16 ASSY CONNECTOR WIRE COMM DB93 ...

Page 35: ...TE CONTROL LOW DB61 06713A 1 EA 12 PLATE CONTROL DB61 06715D 1 EA 13 COVER CONTROL UP DB63 03378A 1 EA 14 CASE CONTROL LOW DB61 06714A 1 EA 15 SPRING DB81 00635A 2 EA 16 LABEL DB98 34030A 1 EA 17 HEAT SINK DB62 13007A 1 EA 18 TERMINAL BLOCK DB65 00274A 1 EA 19 TERMINAL BLOCK DB37 00036A 1 EA 20 ASSY CONNECTOR WIRE POWER DB93 09495S 1 EA 22 ASSY CONNECTOR WIRE COMM DB93 16402A 1 EA 23 ASSY CONNECTO...

Page 36: ... 500V BK 25 4x30mm 10mm 1 PC 3002 001129 BZ600 BUZZER PIEZO 85dB 2KHz BK 1 PC 3601 001336 F101 FUSE AXIAL LEAD 250V 3 15A TIME LAG CERAMIC 5 2x20mm 1 PC 3711 000260 CNP100 HEADER BOARD TO CABLE 1WALL 3P 1R 7 92mm STRAIGHT SN BLU 1 PC 3711 000296 CN900 HEADER BOARD TO CABLE 1WALL 6P 1R 3 96MM STRAIGHT SN WHT 1 PC 3711 000880 CN320 HEADER BOARD TO CABLE BOX 3P 1R 2 5MM STRAIGHT SN RED 1 PC 3711 0020...

Page 37: ...01838 CE105 C AL 470uF 20 25V WT TP 10x16mm 5mm 1 PC 2401 003607 CE106 C AL 10uF 20 50V HR TP 5x11mm 5mm 1 PC DB94 08039A ASSY PCB SMD MAIN QMD RAC AR9500T 142x121mm Y 220V 240V 5V 12V 17V 10W PF1 RAC 485 INV DLX DB92 04839A 1 PC DC26 00053A TRAN101 TRANS SWITCHING AC85 265V 500mA 400mA 400mA 5V 12V 15V S W TRANS 15W EE2218 1 PC ...

Page 38: ...28 COATING ADHESIVE SIL LDC2577D Y GRN 175CPS 0 9 G DB61 07412A CASE LED CASE LED AR9500T QMD RAC HIPS T1 8 L69 BLACK 8 8 1 PC DB64 03476A WINDOW DISPLAY WINDOW DISPLAY AR9500T QMD RAC PET T0 27 8 8 FILM AI Timer Wi Fi 1 PC DB94 08137A ASSY PCB SMD DISPLAY_DLX QMD RAC AR9500T 84 5x50mm N WIFI DB92 04833B 1 PC ...

Page 39: ...39 7 Wiring Diagram 7 1 IndoorUnit AR09TXFYAWKNEU AR12TXFYAWKNEU AR09TXHZAWKNEU AR12TXHZAWKNEU CODE DB68 08680A 01 ...

Page 40: ...40 7 2 OutdoorUnit AR09TXFYAWKXEU AR12TXFYAWKXEU AR09TXHZAWKXEU AR12TXHZAWKXEU CODE DB68 08682A 01 ...

Page 41: ...2 5V 3 LED_CLK 4 SGND 10 12V 11 COM2_PCTRL_MICOM 12 COM2_VCHECK_A 13 COM2_VCHECK_B 4 COM2_ENABLE 5 EXT_CTRL 6 COMP_CHK_OUT 7 ERROR_CHK_OUT 8 COM2_VCC_PS_OUT CN230 DOWNLOAD 4 SGND 5 12V 13 REMOCON_INT 8 HUM_SENSOR 9 SGND 10 5V 11 5V 5 O7 18 EVA_OUT_TEMP 25 MDS_2 26 NULL 27 MDS_1 28 5V 19 MAIN_TX WIFI_RX 20 SGND 21 WIFI_CONTROL 2 NULL 2 O1 3 OPTION 3 O2 CN320 COMM 1 PTC320 4 O3 5 O4 3 NE_00 2 COM2_R...

Page 42: ... 10 5V 1 REACTOR CNP001 L 1 L CNP002 N 1 N 6 SGND 7 12V_1 5 5V_1 CNP031 4WAY 1 LI_S 2 NULL 3 RY031 1 DRED1 2 DRED1 3 DRED1 4 SGND 2 V 3 U 1 W 7 OLP_TH CNP052 REACTOR 4 TXD_SOLUTION 5 5V_1 CN380 DRED CNP402 COMP CNP051 REACTOR 1 REACTOR 8 SGND 6 FAN_FG 6 SGND 20 TRACE0_MAIN 20 DA_DATA 18 TRACE2_MAIN 18 DA_CLK 19 TRACE1_MAIN 19 DA_CS 16 NULL 16 NULL 17 SGND 17 P_GND1 14 TRACE3_MAIN 14 NULL 15 NULL 1...

Page 43: ...43 8 3 DISPLAY PCB DB92 04833B ...

Page 44: ... Terminal press of Ring terminal shall be set facing up before connecting wire 2 There shall be no empty space between Ring terminal and Screw afterClamp If not there exists a possibility of fire which can be caused by electric heat in the connecting part ...

Page 45: ... to change according to the model u Main Parts 01 02 03 04 05 06 08 07 01 Air intake 02 Air filter 03 Front panel 04 Airflow blade up and down 05 Airflow blade left and right 06 Power button Remote control receiver 07 Room temperature sensor 08 Display 9 Operating Instructions ...

Page 46: ... 02 Timerindicator good sleep indicator 03 Eco indicator 01 02 03 04 01 Temperature indicator numeric Filter reset indicator Electricity consumption indicator numeric Auto clean indicator 02 AI Auto indicator 03 Timerindicator good sleep indicator 04 Wi Fi indicator AR TYHY AR TYFY ...

Page 47: ...ator 05 Low battery indicator 06 Transmit indicator 07 Fan speed indicator 08 Wind Free indicator 09 Vertical airswing indicator 10 Horizontal airswing indicator 11 Powerbutton 12 Temperature button 13 Timerbutton 14 Fan speed button 15 Direction button Selection button 16 Vertical airswing button 17 Mode button 18 Fast Eco button 19 Horizontal airswing button 20 Options Clean button 21 SET button...

Page 48: ... to a temperature of the air blew 3 Fan speed setting is not allowed in DRY mode The speed of the indoor fan is set to LL in DRY mode Fan speed is selected automatically in AUTO mode 4 Compressor stops operation intermittently in Dry mode Compressor operation is controlled automatically in DRY mode depending on the room temperature and humidity 5 Timer LED ORANGE of the indoor unit lights up and t...

Page 49: ...ected correctly 2 Isn t the power cable and communication cable cross 2 Troubleshooting procedure YES NO NO NO NO YES YES YES YES Restart after power off Is the communciation error occurred again Is the connection of powercable and communication cable normal Is the poweris normal check the LED Lamp Exchange the indoorunit PBA Is the communication erroroccurred again Exchange the outdoorunit PBA Te...

Page 50: ...mperature 2 Troubleshooting procedure YES YES NO NO YES Detach the assembled sensorfrom the PBA sensorconnectorand measure the sensor resistance with ohmmeter tester Assy SensorReplace Sensorresistance value 20 C 12 09 kohm 30 C 8 31 kohm 35 C 6 94 kohm 40 C 5 83 kohm Is the sensorresistancevalue 10kohm 3 at the room temperature of 25 C Connect the sensorto PBA connector 6pin supply power and meas...

Page 51: ...weroff Does the fan rotate Powero and Separate the Fan motorwire from CN72 on IndoorPBA Is there short among each pin 1 6 Reassemble the fan wire and input the poweragain Is the fan errorappeared again Terminate the service Exchange the Fan motor Follow the check procedure of Indoorunit powersupply errorcheck Exchange the IndoorPBA Is the voltage of CN72 1 3 over250Vdc Is the voltage of CN72 3 5 a...

Page 52: ...ance value of sensor connection pull up correct 2 Troubleshooting procedure Model A B ALL CN251 CN251 1 2 YES YES NO NO NO YES YES Is the sensorconnector A connected correctly in accordance with a color Is the sensorresistance value B 10kohm 3 at the room temperature of 25 Reconnect the sensorconnector SensorReplace Sensorresistance value 20 12 09 kohm 30 8 31 kohm 35 6 94 kohm 40 5 83 kohm Exchan...

Page 53: ...e resistance value of sensor connection pull up correct 2 Troubleshooting procedure Model A B ALL CN251 CN251 5 6 YES YES NO NO NO YES YES Is the sensorconnector A connected correctly in accordance with a color Is the sensorresistance value B 10kohm 3 at the room temperature of 25 Connect the sensorto PBA connectorsupply power and measure the voltage of B communication cable Reconnect the sensorco...

Page 54: ...ture 4 Is the resistance value of sensor connection pull up correct 2 Troubleshooting procedure Model A B ALL CN251 CN251 1 2 YES YES NO NO NO YES YES Is the sensorconnector A connected correctly in accordance with a color Is the sensorresistance value B 200kohm 3 at the room temperature of 25 Reconnect the sensorconnector SensorReplace Sensorresistance value 20 242kohm 30 166ohm 35 138ohm 40 115k...

Page 55: ...ession LED ON LED BLINKING LED OFF 1 Checklist 1 Check the temperature around the outdoor unit 2 Troubleshooting procedure NO YES YES Restart afterpoweroff Terminate the service Is the operation condition secession errorappeared again Heating mode Is the outdoortemperature over40 or under 30 Cooling mode Is the outdoortemperature under 7 The temperature condition is too poorto operate Wait until t...

Page 56: ...errorEEPROM Data Error Main MicomInv 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 outdoor PBA 2 Troubleshooting procedure NO YES poweroff and download EEPROM data or Insert the service EEPROM IC Restart afterpoweroff Is the errorappeared again Exchange the OutdoorPBA Terminate the ser...

Page 57: ...nd propeller 2 Troubleshooting procedure NO YES YES YES NO YES YES NO NO NO Restart afterpoweroff Does the fan rotate Is the fan errorappeared again Is the voltage of A 1 3 over250Vdc Is the voltage of A 3 5 and 3 6 with in1Vdc 15Vdc during the operation Reassemble the fanwire and input the poweragain PBA problem orMotorproblem Change the PBA first and check the operation Exchange the Fan motor Ex...

Page 58: ...e U RED V BLU W YEL 3 Is the interphase resistance of compressor normal 2 Troubleshooting procedure NO NO NO NO YES YES YES YES Restart afterpoweroff Is the restart erroroccurred again Download the EEPROM data Is the restart erroroccurred again Is the compressorbody and interphase resistance insulated Exchange the compressor Exchange the OutdoorPBA Terminate the service Connect the comp wire norma...

Page 59: ... compressorwire is connected clockwise U RED V BLU W YEL 3 Is the interphase resistance of compressor normal 2 Troubleshooting procedure NO NO NO NO YES YES YES YES Restart afterpoweroff Is the restart erroroccurred again Is the connection of compressorwire is normal PBA and Compressor Is the restart erroroccurred again Is the compressorbody and interphase resistance insulated Exchange the compres...

Page 60: ...hecklist 1 Is the PFC Shunt 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 NO NO YES YES Restart afterpoweroff Is the PFC shunt and IPM shunt resistance value correct Is the current sensorerrorappeared again Exchange the OutdoorPBA Exchange the Outdoo...

Page 61: ...oblem as like the temperature sensor separation or measurement value error 4 Is the interphase resistance of compressor normal 2 Troubleshooting procedure NO NO NO NO YES YES YES YES Restart afterpoweroff Is the O C erroroccurred Is the connection of compressorwire is normal Is the O C erroroccurred again Is the condition of indoor outdoor temperature normal load Terminate the service Connect the ...

Page 62: ...s the position of temperature sensorand sensing value normal Correct the sensorposition or exchange the sensor Exchange the OutdoorPBA Exchange the compressor Is the compressorbody and interphase resistance insulated ...

Page 63: ...A CN150 normal 6 Is the voltage of SMPS DC in Main PBA CN151 CN152 normal 2 Troubleshooting procedure NO NO NO NO YES YES YES YES Unplug the powercord Check the fuse open ornot F001 Restart afterpoweroff Is the powernormal Is AC poweris normal forSMPS CN150 220Vac 240Vac Check SMPS wire connection Exchange the Main PBA Check the powersource Exchange the Main PBA Reconnect the powerwire correctly I...

Page 64: ... 2 Troubleshooting procedure NO YES YES NO NO NO YES YES Unplug the powercord and plug it after 30seconds later Is the lamp blinking Is the connected louverwire Does operation start when swing button of the remote control unit pushed Is the voltage changeable at the pin 2 5 of CN61 CN62 CN63 louverconnector Up Down louvermotoris faulty Exchange the PBA Normal Connect the wire PBA to louvermotor Ch...

Page 65: ... rescent light 4 Put the set in operation and check the voltage of display PBA 5 Replace the display PBA 2 Troubleshooting procedure NO NO NO YES YES YES NO If the connectorwas normally assemble Have the battery in remote control Insert the battery in remote control All the lights out Change electronic typed fluorescent light Re check the connector Exchange the display PBA Check the connectorto no...

Page 66: ...Power button simultaneously for 4 seconds Smart Install mode can be operated only with the supplied remote controller During the Smart install mode procedure remote controller cannot be operated 3 Troubleshooting procedure NO NO NO YES YES YES YES YES YES YES Did stop valve of the low pressure valve open perfectly Open perfectly stop valve Use the 4mm hex wrench Re connect after3 seconds aftersepa...

Page 67: ... YES NO YES YES NO Restart afterpoweroff after10min 1Hr Is the OLP overtemperature sensor errorappeared again Check the OLP Sensorpostion on the CompressorTop Is the OLP overtemperature sensor errorappeared again Check the service valve is closed Check the compressorlocking orgas leak Is the OLP overtemperature sensor errorappeared again The condition istoo poorforairconditionerto operate Wait unt...

Page 68: ...68 11 1 Indoorunit 11 Block Diagram ...

Page 69: ...69 11 2 Outdoorunit ...

Page 70: ...it 4way circuit communication circuit OPTION EEV control circuit temperature sensing circuit 11 2 3 Indoordetailed 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 2 Supply power If the opera...

Page 71: ...Is the C006 voltage 200Vac 240Vac Fuse open L N F1 F2 wire wrong wiring Terminal Block PBA 3 Is the CN150 voltage 200Vac 240Vac Power circuit is faulty Load short 4 Is the PFC050 26 27 voltage 200Vac 240Vac after 3 minutes later Fuse open L N F1 F2 wire wrong wiring Terminal Block PBA PTC020 open RY021 RY022 is faulty Outdoor Micom IC201 error 5 Is the CE101 voltage 280Vdc 320dc after 3 minutes la...

Page 72: ... 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 42693 3 088 1 163 0 27778 1 3 9683 0 0015596 0 11859 0 85778 0 29307 0 06999 0 252 1 3 9302x10 4 0 029885 0 21616 745 7 178 11 641 19 2 544 4 1 76 04 550 9 8067 2 3423 8 4322 33 462 0 013151 1 7 233 1 3558 0 32383 1 0658 4 6262 0 001...

Page 73: ...ed temperature lower Leakage Q It oods the oor A Place the drain hose properly When it is not placed properly the drain waterwould ow back ooding the oor So straighten out the drain hose for the water to be drained well Q Waterdrips at the drain connection service valve of the outdoorunit A When a glass bottle is taken out of the refrigerator moisture gets condensed on its surface due to the tempe...

Page 74: ...rs 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 result ing in the circulation of the smells So find and root out the problem or refresh the room frequently Q It sends out bad smells A When the air filter is filthy it could send out bad smells So clean the filter and ven tilate the room with t...

Page 75: ...with the outdoor unit in it out side 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 facing the road because it is a com mercial building A The following is an excerpt from building code going into eect from JUNE 1 st 2005 The exhaust pipe of a cooling orventilation facility installed in a building adjac...

Page 76: ...nditionerturns off Auto clean runs for 10 to up to 30 minutes depending on internal dry conditions The indoor unit display shows the cleaning progress from1 to 99 If you start anotherfunction while Auto clean is progressing Auto clean pauses and will resume when the otherfunction stops When Auto clean completes the airconditionerturns off Canceling Auto clean To cancel Auto clean while it is runni...

Page 77: ...e or alcohol to clean the unit surfaces Cleaning the heat exchangeron the outdoorunit 1 Turn off the air conditioner and wait until the fan stops 2 Disconnect the power supply 3 Spray water on the heat exchanger to remove dust and other debris CAUTION Do not use sulphuric acid hydrochloric acid or organic solvents such as paint thinner kerosene acetone benzene or alcohol to clean the unit surfaces...

Page 78: ...es 4 Rinse the filter and let it air dry in a well ventilated area that is out of direct sunlight 5 Reinstall the filter 6 Reset the filter cleaning reminder In operation Select FilterReset CAUTION Take care not to damage the filter during cleaning Do not scrub the airfilterwith a hard bristle brush or another cleaning utensil Do not expose the airfilterto direct sunlight when drying it ...

Page 79: ...onnectingt You shall cut the pipe with a pipe cutter and grind all the burrs of the cut surface pipe expan sion may continue until the pipe surface becomes uneven or torn apart Be sure to use a torque wrench to tighten pipes or are nuts Leak Test Put an inset gas like nitrogen in the outdoor unit pipe and put soap bubbles or other test liquids on the pipe surface for the leak test Drain Hose Conne...

Page 80: ...uge to the packed valve having a service port 3 8 Packed valve as shown at the re 3 Open the valve of the low pressure side of manifold gauge counter clockwise 4 Purge the air from the system using vacuum pump for about 30 minutes After that please recheck that pressure is stabilized Close the valve of the low pressure side of manifold gauge clockwise Remove the hose of the low pressure side of ma...

Page 81: ...erialentering 4 Turn the 3 way valveclockwise to close 1 Removethe caps from the 3 way valveand the 3 way valve 2 Turn the 3 way valveclockwise to close and connect a pressure gauge low pressure side to the service valve and openthe 3 way valve again 3 Set the unit to cool operationmode Check if the compressor is operating 5 When the pressuregauge indicates 0 turn the 3 way valveclockwise to close...

Page 82: ... the decommissioning procedure Before decommissioning the worker shall be familiarwith the product details The entire refrigerant shall be recovered safely Before starting the process oil and refrigerant samples shall be taken just in case analysis is required for reuse Before starting the process power supply must be available 1 Be familiarwith the equipment details 2 Isolate the system electrica...

Page 83: ...i care filter C Motion detact Wifi D Wifi Tri care filter E Wifi F Tri care filter G none H Good1 swing J Item 8th Wind Free GEO A Wind Free GEO A Wind Free AIRISE C Wind Free AIRISE C Wind GEO Y Wind GEO Y Wind AIRISE Z Wind AIRISE Z Item 8th 1ST MODEL A 2nd MODEL B 1ST MODEL A 2nd MODEL B 1ST MODEL A 2nd MODEL B 1ST MODEL A 2nd MODEL B Division Series Project ColorName Division component Sinkeol...

Page 84: ...gspn1 samsungcsportal com Europe China Asia http gspn1 samsungcsportal com http gspn1 samsungcsportal com http china samsungportal com http gspn2 samsungcsportal com This Service 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 November 2019 ...

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