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Samsung AQ07**SER Series, Service Manual

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Samsung AQ07**SER Series Service Manual Download Page 22

Samsung Electronics

4-1

4-1 Setting Option Setup Method

4. Troubleshooting

SEG21 SEG22 SEG23 SEG24

SEG16 SEG17 SEG18 SEG19 SEG20

SEG11 SEG12 SEG13 SEG14 SEG15

SEG6 SEG7 SEG8 SEG9 SEG10

SEG1 SEG2 SEG3 SEG4 SEG5

NOTE:

    SEG1,SEG7,SEG13,SEG19 need not to be pressed in,so in fact the Option No.we should press in is as below.

Summary of Contents for AQ07**SER Series

Page 1: ... for the more information AIR CONDITIONER CONTENTS SPLIT TYPEAIRCONDITIONER Basic AQ09RAN X SER Model AQ07 SER Model Code AQ07TSBN X SER good sleep Mode Catechin Filter Silver Nano Evaporator Deodorizing Filter Anti Bacterial Cross Fan AQ07TSBNSER AQ07TSBXSER ...

Page 2: ...4 Troubleshooting 4 1 4 1 Setting Option Setup Method 4 1 4 2 Display Error and Check Method 4 3 4 2 1 Display Error mode 4 3 4 3 Fault Diagnosis by Symptom 4 4 4 3 1 Indoor Temperature Sensor Error When is diplayed 4 4 4 3 2 Indoor Heat Exchanger Temperature Sensor Error When is diplayed 4 5 4 3 3 Indoor Fan Motor Speed Detecting Error When is diplayed 4 6 4 3 4 EEPROM Error or Option Error 4 7 4...

Page 3: ... 5 17 Wiring Diagram 7 1 18 Schematic Diagram 8 1 8 1 PCB Circuit Description 8 1 8 1 1 Indoor Unit 8 1 8 1 2 Display 8 2 19 Reference Sheet 9 1 9 1 Refrigerating Cycle Diagram 9 1 9 2 Index for Model Name 9 2 9 3 Pressure Capacity mark 9 3 9 4 Low Refrigerant Pressure Distribution 9 4 9 5 Installation Diagram of Indoor Unit and Outdoor Unit 9 5 10 Woking Range 10 1 10 1 Power Supply 10 1 10 2 Wor...

Page 4: ... It protects the danger of fire such as tracking and short Tighten tightly the service valve of outdoor unit and the cap of charging valve with a monkey spanner Check the assembly status of parts after repairing the break down It should be same as the status before repairing 1 2 Precautions for the Static Electricity and PL As the PCB power terminal has a weakness for the static electricity pay at...

Page 5: ...ere is a danger of electric shock or fire Do not use multi socket There is a danger of electric shock or fire Ground the product if necessary Be sure to ground the product if there is any danger of electric leakage due to water or moisture Be sure to turn off the auxiliary power switch or pull out the power plug during replacement or repair of electric parts There is a danger of electric shock In ...

Page 6: ...ter Catechin extracted from the green tea is contained in the filter and deactivates captured bacteria and unpleasant odors Silver Nano Evaporator Deodorizing Filter Activated carbon is incorporated in the filter efficiently absorbing cigarette smoke pet odors and other unpleasant smells replacing them with clean refreshing air Anti Bacterial Cross Fan 2 1 1 The Feature of Product ...

Page 7: ...ics 2 1 2 Modified items compared with Basic model Modified part New contents and characteristic Basic model New model AQ09RAN X SER AQ07TSBN X SER Indoor Indoor Design changed Front Display changed Outdoor chassis changed ...

Page 8: ...10A 600 cc 340 340 Capillary tube Capillary tube UG4C065JUAEB Rotary KA 125 LYB0927PB INDOOR UNIT 16 C to 32 C OUTDOOR UNIT 15 C to 43 C type MODEL ITEM Development Model Design Indoor Unit Outdoor Unit performance Cooling Heating ISO EER Power Cooling Heating SASO Dehumidifying power Power consumptio Operating current Starting current Power cord size Outer Dimension W H D mm Refrigerant pipe weig...

Page 9: ...NS MANUAL DE INSTRUCCIONES ISTRUZIONI PER L USO MANUAL DE INSTRU ÍES MANUEL D UTILISATION GEBRAUCHSANWEISUNG Splut type Room Air Conditioner Aire acondicionado domŽstico sistema Split Condizionatore d aria per ambienti ad unitˆ Separate Aparelho de ar condicionado tipo Split Climatiseur de type sŽparŽ Geteilte raumklimaanlage User And Installation Manual DB98 32707A 1 2 3 2 Filter Image Part name ...

Page 10: ...Samsung Electronics 2 5 2 3 Accessory and Option Specifications 2 3 3 Accessories Item Descriptions Code No Q TY Remark Rubber Leg DB73 20134A 4 Outdoor Unit Drain Plug DB67 20011A 1 ...

Page 11: ...orator cleaning function runs When the air conditioner is turned on The Evaporator clean indicator on the indoor unit display appears and the Evaporator cleaning function runs after stopping the air conditioner operation Evaporator cleaning time can vary depending on the previously used mode 1 Auto COOL COOL DRY MODE approximately 30 minutes 2 Auto HEAT HEAT FAN MODE approximately 15 minutes 6 GOO...

Page 12: ...Samsung Electronics 3 1 3 Disassembly and Reassembly Necessary Tools Item Remark SCREW DRIVER MONKEY SPANNER ...

Page 13: ...and shut off main power 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 To detach the FRONT PANEL the main frame unfasten 2 screw at the bottom use Screw Driver 6 Take off the FRONT PANEL lifting up the bottom ...

Page 14: ...n 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 the temperature sensor and Humidity sensor 3 Detach COVER CONTROL from the CASE CONTROL 4 Loosen MPI connector wire yellow and MOTOR wires white blue 5 Take off the CASE CONTROL from the main frame ...

Page 15: ... Electronics No Parts Procedure Remark 4 PBA 1 Unfasten the screw 2 Cut the cable tie 3 Loosen the terminal block wires Total 4EA N 1 2EA 2 1EA 3 1EA Caution The terminal is the locking type So when you separate terminals pull pressing the button Button ...

Page 16: ...g button 5 Loosen the Humidity sensor connector CN42 Option connector Caution When you separate the connector pull pressing the locking button 6 Loosen the MPI connector CN81 Option connector Caution When you separate the connector pull pressing the locking button 7 Loosen the Relay 4 blue connector RY71 Caution The terminal is locking type So when you separate terminals pull pressing the button B...

Page 17: ...Caution When you separate the connector pull pressing the locking button 10 Loosen the Thermistor wire connector CN43 Caution When you take off the PBA don t touch the components Please hold the PBA both side 11 Loosen the Motor connector CN71 Caution When you separate the connector pull pressing the locking button 12 Take off the main PBA from the ASS Y Control in Caution When you take off the PB...

Page 18: ...amsung Electronics 3 7 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 19: ... 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 Operating Instructions and Installation ...

Page 20: ...k 1 Loosen 2 fixing screws and separate the Cover Terminal 2 Loosen 2 fixing screws and separate the Cover Control 3 Separate the connection wire from the Terminal Block 4 Loosen 6 fixing screws and separate the Cabinet Front 5 Loosen 1 fixing screw of Ass y E part 6 Loosen 12 fixing screws and separate the Cabinet Side ...

Page 21: ...g screws of left and right side 2 Disassemble the inlet and outlet pipe by welding 3 Separate the Heat Exchanger Before you disassemble the pipes and Condenser be sure that there should be no refrigerant remained in the unit 4 Compressor 1 Open the Terminal Cover of Compressor and unscrew the Connection Terminal 2 Disassemble the inlet and outlet pipe of Compressor by welding 3 Loosen 3 bolts of t...

Page 22: ...Troubleshooting SEG21 SEG22 SEG23 SEG24 SEG16 SEG17 SEG18 SEG19 SEG20 SEG11 SEG12 SEG13 SEG14 SEG15 SEG6 SEG7 SEG8 SEG9 SEG10 SEG1 SEG2 SEG3 SEG4 SEG5 NOTE SEG1 SEG7 SEG13 SEG19 need not to be pressed in so in fact the Option No we should press in is as below ...

Page 23: ...4 2 Samsung Electronics 4 1 Setting Option Setup Method continue ...

Page 24: ...OPTION ERROR LED RANDOM BLINKING NO USED HUMIDITY SENSOR ERROR IN TEST MODE MPI FEED BACK ERROR LED ON LED OFF LED BLINKING 4 2 Display Error and Check Method 4 2 1 Display Error mode E162 Error is displayed only in test mode So if you want to check please push the power button of indoor unit REMOCON MODEL SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17...

Page 25: ...ce SENSOR Resistance Value 20 C 12 09kΩ 30 C 8 31kΩ 35 C 6 94kΩ 40 C 5 83kΩ No Is the sensor resistance value 10KΩ 3 at the room temperature of 25 C Detach the assembly sensor from the ASS Y PCB CN43 connector and measure the sensor resistance of 1 and 2 with an ohmmeter tester Below 0 5V Over 4 9V MICOM Error or Connector CN43 check Connect the sensor to CN43 supply power and measure the voltage ...

Page 26: ... Yes ASS Y Sensor Replace SENSOR Resistance Value 20 C 12 09kΩ 30 C 8 31kΩ 35 C 6 94kΩ 40 C 5 83kΩ No Is the sensor resistance value 10KΩ 3 at the room temperature of 25 C Detach the assembly sensor from the ASS Y PCB CN43 connector and measure the sensor resistance of 3 and 4 with an ohmmeter tester Below 0 5V Over 4 9V MICOM Error or Connector CN43 check Connect the sensor to CN43 supply power a...

Page 27: ...r Check as in the procedure No power parts No Does the OPERATION lamp blink After unplugging out the power cord should be reconnected within 5 seconds Does the Solid State Relay SS71 work properly Test rod location Normal Voltage SS71 SS71 12V Is the supply voltage of the fan motor sufficient Test rod location Normal Voltage PCB CN72 Condition pin 3 and 5 Fan operate About AC 180V Micom should be ...

Page 28: ...l 3 Nevertheless if all lamps are blinking or E162 is displayed exchange the main PBA 4 3 5 MPI Feedback Error When E186 is displayed 1 Checklist 1 Is the mpi connector properly connected with the connector CN81 2 Troubleshooting procedure Poor MPI Replace Yes Normal No Check as in the procedure No power parts No Does the Operation Lamp blink After unplugging out the power cord should be reconnect...

Page 29: ...wires correctly No Check the display board operate Press the Power Button on the remote control unit to operate the air conditioner Unplug the power cord and plug it after 30 seconds Check the indoor unit control board does not operate Check whether 2 wires of power cord are connected correctly to the terminal block and control board Check whether the fuse on the control board is normal FUSE F701 ...

Page 30: ...g button of the remote control unit pushed Voltage at pin 58 61 of micom IC04 change Squarewave Voltage at pin 2 5 of CN61 motor connector change Squarewave Up Down louver motor is faulty 4 3 8 When the remote control is not receiving 1 Check if the connector was normally assembled 2 Put the set in operation and check the voltage of No 7 and No 5 of the main PCB CN91 while operating the remote con...

Page 31: ...MAIN PCB 2 Supply power If the operating lamp twinkles at this time the above 1 3 have no relation Checking the power voltage 1 Is the BD71 input voltage AC200V AC240V Power Cord is fault Fuse open Wrong Power Cable Wiring AC Part is faulty 2 Is the voltage between both terminals of the C109 on the 2 side of the transformer DC12V 0 5V Switching Trans or Power Circuit is faulty 3 Is the voltage bet...

Page 32: ... terminals of the connector CN72 with a tester Normal At the normal temperature 10 C 30 C Abnormal 0Ω Open or Short Stepping Motor Measure the resistance between the red wire and each terminal wire with a tester Normal About 300Ω at the normal temperature 20 C 30 C Abnormal 0Ω Open or Short Compare terminal Resistance Remark STEP MOTOR Red Pink Yel Blu Org 120 7 GRILLE STEP MOTOR Red Pink Yel Blu ...

Page 33: ...Operating Instructions and Installation Samsung Electronics 5 Exploded Views and Parts List 5 1 Indoor Unit Exploded Views and Parts List AQ07TSBNSER 5 1 ...

Page 34: ...Y CASE CONTROL IN ASSY 1 SA 4 2 DB93 10859A ASSY PCB MAIN IN ASSY 1 SA 4 3 DB90 06286A ASSY COVER CONTROL IN ASSY 1 SA 5 DB96 15199C ASST EVAP TOTAL ASSY 1 SA 5 1 DB63 01975A COVER BEARING ABS 1 SA 6 DB94 02950A ASSY TRAY DRAIN ASSY 1 SA 6 1 DB63 01984A TRAY DRAIN ABS 1 SA 6 2 DB61 03522A BLADE V PP 2 SA 6 3 DB66 01601A BLADE H ABS 1 SA 6 4 DB31 00371A MOTOR STEP DC12V 600gf cm 1 SA 6 5 DB63 01976...

Page 35: ...Samsung Electronics Exploded Views and Parts List 5 2 Outdoor Unit 19 20 22 21 11 1 17 18 13 14 15 11 12 11 3 11 5 11 4 11 2 11 6 16 AQ07TSBXSER ...

Page 36: ...9A SCREW MACHINE M6 L12 1 SA 11 DB93 07293Y ASSY CONTROL OUT ASSY 1 SNA 11 1 2501 001235 C OIL 25uF 450VAC 1 SA 11 2 DB93 11259A ASSY CONNECTOR WIRE ASSY 1 SA 11 3 DB65 00230D TERMINAL BLOCK 4P 1 SA 11 4 2301 001910 C FILM LEAD 1 5uF 450VAC 1 SA 11 5 DB61 03752A CASE CONTROL OUT SGCC M T0 6 1 SA 11 6 DB96 06803B ASSY SOLENOID ASSY 1 SA 12 UG4C065JUAEBSS COMPRESSOR R22 1 SA 13 6021 001142 NUT HEXGO...

Page 37: ...Samsung Electronics 6 1 6 PCB Diagram and Parts List 6 1 Block Diagram 6 1 1 Ass y Control In ...

Page 38: ...6 2 Samsung Electronics ...

Page 39: ... sensing 2 GND 3 Pipe temperature sensing 4 GND CN91 DISPLAY 1 DIO 2 CLK 3 STB 4 IRQ 5 GND 6 Vcc 7 Vovt 8 PWM_LED 9 ROM TEMP CN42 Humidity sensor 1 Output P1 2 Input 3 Output P2 CN44 FAN MOTOR FEEDBACK 1 DC5V 2 GND 3 Feedback signal input CN61 STEP MOTOR 1 DC12V 2 Motor driving signal output_1 3 Motor driving signal output_2 4 Motor driving signal output_3 5 Motor driving signal output_4 CN81 MPI ...

Page 40: ...6 4 Samsung Electronics 6 1 3 Indoor Display PCB 1 DIO 2 CLK 3 STB 4 IRQ 5 GND 6 Vcc 7 Vout 9 NTC01 3 STB 4 IRQ 5 GND 6 Vcc 7 Voot 2 CLK 1 DIO AQ07U AQ07T ...

Page 41: ...B65 00061F 0 1 1 0 1 SNA TERMINAL BLOCK T B 1 TO RY71 3 11 DB65 00061F 0 1 1 0 1 SNA 12 DB68 02809A LABEL BAR CODE 1 1 1 1 1 SNA 13 6002 000231 SCREW 1 1 1 1 1 SNA 14 DB63 02149B COVER LAMP 1 1 1 0 0 SNA TERMINAL BLOCK 14 DB63 02149B COVER LAMP 1 1 1 0 0 SNA 15 DB95 04570A ASS Y THERMISTOR 0 0 0 0 0 SNA 16 DB95 04570B ASS Y THERMISTOR 1 1 1 1 1 SNA 17 DB93 10943G WIRE DISPLAY TO MAIN 1 1 1 0 0 SNA...

Page 42: ... 6 35x9 57mm PLAS IC01 1 1 1 SNA 81 DB26 00115A TRANS ST11 1 1 1 SNA 82 0604 001002 PHOTO COUPLER TR 100 600 200 TLP181 GB PC01 1 1 1 SNA 83 0504 001064 TR DIGITAL DTC114EKA 200mW Q101 1 1 1 SNA 84 0403 001285 DIODE ZENER BZX84 C11 11V 350mW ZD01 1 1 1 SNA 85 0403 000258 DIODE ZENER BZX84C5V6 5 6V 225mW ZD02 1 1 1 SNA 86 DB93 10917A 2 PIN HARNESS CN11 1 1 1 SNA 87 3711 000260 AC MOTOR CONNECT YW39...

Page 43: ...RN 3 PI 573mm 3 0x5 0mm 1 1 22 LED6 0601 003048 ROUND GRN 3 PI 573mm 3 0x5 0mm 1 1 23 LED7 0601 003048 ROUND GRN 3 PI 573mm 3 0x5 0mm 1 0 24 SW01 3404 001220 12V 50mA 160gf 6 1x6 1x5 0mm 1 1 25 D01 0401 000133 DIODE SWITCHING RLS4148 75V 150mA LL 34 TP 1 1 26 IC01 0609 001393 346HF10AP 16 4mm 1 1 27 Q01 0504 000127 TR FJV3102RMTF NPN 200MW 10K 10K SOT 23 TP 1 1 28 Q02 0504 000127 TR FJV3102RMTF NP...

Page 44: ...Samsung Electronics 7 Wiring Diagram AQ07 7 1 ...

Page 45: ...7 2 Samsung Electronics AQ07 ...

Page 46: ...8 Schematic Diagram 8 1 PCB Circuit Description 8 1 1 Indoor Unit Sam sung Confidential 8 1 ...

Page 47: ...Samsung Electronics 1 8 1 2 Display Samsung Electronics Samsung Confidential 8 1 PCB Circuit Description 8 2 Samsung Confidential AQ07T AQ07U ...

Page 48: ...heet 9 1 Cooling Heating Gas Leak Check Point Indoor Unit Outdoor Unit T1 T2 Heat Exchanger Evaporator Heat Exchanger Condenser Propeller Fan Cross Fan 2 way valve Capillary tube Capillary tube Check valve Note 3 way valve 4 way valve Gas side Liquid side Compressor ...

Page 49: ...x Smart D Mont Blanc Deluxe E Crystal Vivaldi Deluxe F Forte G GP H HB J WW Premium K Jungfrau PRM L Forte Deluxe M Moderato N Neo Forte P Maldives R Vivaldi Smart S Forte Smart SSEC T Boracay U MAX Standard V Vivace W WW X Forte Smart TSE Y Jungfrau DLX 6 1 Color of Grille B Black S Silver W White F La Fleur U Blue G Grey 7 VERSION A K SSEC L S TSE T Z SEDA A S V 1 8 H A M 1 D B 1 B 1 X 9 2 2 3 4...

Page 50: ... 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 1658 4 6262 0 0018182 0 13826 199 9 3 ...

Page 51: ...oor Temp Variation 20 C 45 C 3 5 4 4 5 5 5 5 6 6 5 20 25 30 35 40 45 Outdoor temperature Ps f g k Indoor temperature 21 27 32 3 5 4 4 5 5 5 5 6 6 5 20 25 30 35 40 45 Outdoor temperature f g k s P Indoor temperature 21 27 32 3 5 4 4 5 5 5 5 6 6 5 20 25 30 35 40 45 Outdoor temperature f g Ps k Indoor temperature 21 27 32 3 5 4 4 5 5 5 5 6 6 5 20 25 30 35 40 45 Outdoor temperature Ps kgf Indoor tempe...

Page 52: ...he valve of the low pressure side of manifold gauge clockwise Remove the hose of the low pressure side of manifold gauge 7 Check for gas leakage At this time especially check for gas leakage from the 3 way valve s stem nuts and from the service port cap 2 Connect the charging hose of low pressure side of manifold gauge to the packed valve having a service port as shown at the figure 5 Set valve co...

Page 53: ...ay Valve Relocation of the air conditioner Refer to this procedure when the unit is relocated Carry out the pump down procedure refer to the details of pump down Remove the power cord Disconnect the assembly cable from the indoor and outdoor units Remove the flare nut connecting the indoor unit and the pipe At this time cover the pipe of the indoor unit and the other pipe using a cap or vinyl plug...

Page 54: ...35YH5 RAC 25YH6 RAM 65QH5 RAC 50NH5 RAC 50WX8 RAC 50YH6 RAC 35YH6 RAM 72HQ5 RAC 65NH5 RAC 25FX8 RAC 60YH5 RAC 50DH7 RAM 90QH5 RAC 35FX8 RAC 70YH5 RAC 60DH7 RAM 130QH5 RAC 50FX8 RAC 80YH5 RAC 70DH7 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 43 35 outdoor 15 21 7 indoor 16 32 27 indoor 16 27 20 Cooli ng workin g r ange 20 10...

Page 55: ...r ange 20 10 0 10 20 30 40 50 10 5 0 5 10 15 20 25 30 35 40 Indoor t em perature A m bi enttem perature 10 2 2 BIGFLOW 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 21 43 35 outdoor 10 21 7 indoor 16 32 27 indoor 16 27 20 Coolin g w orkin g r ange 20 10 0 10 20 30 40 50 10 5 0 5 10 15 20 25 30 35 40 Indoortem perature A m bi e t...

Page 56: ...c law Samsung Electronics Co Ltd Dec 2010 GSPN Global Service Partner Network Area Web Site North America http service samsungportal com Latin America http latin samsungportal com CIS http cis samsungportal com Europe http europe samsungportal com China http china samsungportal com Asia http asia samsungportal com Mideast Africa http mea samsungportal com ...

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