Samsung AQV09VBA Series Service Manual Download Page 1

Refer to the service manual in the GSPN(see the rear cover) for the more information.

AIR CONDITIONER

THE FEATURE OF PRODUCT

AQV09VBCN, AQV12VBCN

SPLIT-TYPE AIR CONDITIONER

Basic :  AQV09VBA 
                 AQV12VBA  
Model :  AQV09VBC
                 AQV12VBC 
Model Code : AQV09VBCN       AQV09VBCX
                                AQV12VBCN       AQV12VBCX

    

High Energy Efficiency BLDC              
Air Conditioner

  

Luxury Half Mirror Design

  

 Mode

  

:  

 Mode can help you sleep quickly and 

soundly and wake up refreshed.

  

 Mode

  

: The Micro Plasma Ion mode creates strong purified  

         zone in your room.

  

Silence Mode

  

:  When you use the "Silence Mode", you can 

experience extremely quiet operation of your          
air conditioner.

AQV09VBCX, AQV12VBCX

Summary of Contents for AQV09VBA Series

Page 1: ...C AQV12VBC Model Code AQV09VBCN AQV09VBCX AQV12VBCN AQV12VBCX High Energy Efficiency BLDC Air Conditioner Luxury Half Mirror Design Mode Mode can help you sleep quickly and soundly and wake up refreshed Mode The Micro Plasma Ion mode creates strong purified zone in your room Silence Mode When you use the Silence Mode you can experience extremely quiet operation of your air conditioner AQV09VBCX AQ...

Page 2: ... Accessory and Option Specifications 2 5 13 Alignment and Adjustments 3 1 3 1 Test Mode 3 1 3 2 Indoor Display Error and Check Method 3 2 3 3 Outdoor LED Error Display and Check Method 3 3 3 4 Setting Option Setup Method 3 4 14 Disassembly and Reassembly 4 1 4 1 Indoor Unit 4 2 4 2 Outdoor Unit 4 5 15 Exploded Views and Parts List 5 1 5 1 Indoor Unit 5 1 5 2 Outdoor Unit 5 3 5 3 Ass y Control In 5...

Page 3: ...11 3 Main Function 11 4 12 Troubleshooting 12 1 12 1 Items to be checked first 12 1 12 2 Fault Diagnosis by Symptom 12 2 12 3 PCB Inspection Method 12 20 12 4 Main Part Inspection Method 12 22 13 Block Diagram 13 1 13 1 Indoor Unit 13 1 13 2 Outdoor Unit 13 3 14 Reference Sheet 14 1 14 1 Index for Model Name 14 1 14 2 Low Refrigerant Pressure Distribution 14 2 14 3 Pressure Capacity mark 14 3 14 4...

Page 4: ...in order to avoid a hazard The air conditioner must be plugged into an independent circuit if applicable or connect the power cable to the auxiliary circuit breaker An all pole disconnection from 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 after you complete the ...

Page 5: ...ntacts with 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 IE...

Page 6: ...ng Luxury Half Mirror Design With a Luxurious and Fashionable style the high impressive interior design allow this product to set place in anywhere Mode Mode can help you sleep quickly and soundly and wake up refreshed Mode The Micro Plasma Ion mode creates strong purified zone in your room Silence Mode When you use the Silence Mode you can experience extremely quiet operation of your air conditio...

Page 7: ...wer Cord Length m 2 2 Number of Core Wire 3 3 Capacity A 10 10 Size Outer Dimension Width x Height x Depth mm 825 X 285 X 189 790 X 548 X 285 825 X 285 X 189 790 X 548 X 285 Weight Net kg 9 0 32 6 9 0 32 6 Refrigerant Pipe Liquid mm x L m Φ6 35 x 5 Φ6 35 x 5 Gas mm x L m Φ9 52 x 5 Φ9 52 x 5 Drain Hose D x L mm Φ18 x 550 Φ18 x 550 Compressor Type Rotary G4C090LUDER Rotary G4C090LUDER Motor Type Her...

Page 8: ...6kg 32 6kg Outer Dimension Indoor Unit 825 x 285 x 189 mm 825 x 285 x 189 mm Outdoor Unit 790 x 548 x 285 mm 790 x 548 x 285 mm Noise Indoor Unit 41dB 43dB Outdoor Unit 51dB 53dB Air Purifying System Filter Silver Nano Evaporator Anti Allergy Filter Deodorizing Fiter Silver Nano Evaporator Anti Allergy Filter Deodorizing Fiter Micro Plasma Ion MPI Mode MPI Mode Indoor Display Digital I Display Dig...

Page 9: ...onatore d aria per ambienti ad unitˆ Separate Aparelho de ar condicionado tipo Split Climatiseur de type sŽparŽ Geteilte raumklimaanlage User s Manual DB98 28491A 1 OWNER S INSTRUCTIONS 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 ambient...

Page 10: ...iptions Code No Q TY Remark 4 wire Assembly Cable DB39 01092B 1 Accessory Box Assembly Pipe ø6 35mm DB96 10453B 1 Assembly Pipe ø9 52mm DB96 10453F 1 PE T3 Foam Tube Insulation DB72 50165A 1 Vinyl Tape Width 50mm DB72 00459A 1 Drain Plug DB67 20011A 1 Rubber Leg DB73 00182A 4 ...

Page 11: ...ung Electronics Accessories cont Item Descriptions Code No Q TY Remark Pipe Clamps A DB39 20224A 3 Accessory Box Pipe Clamps B DB39 20224B 3 Cement Nail 6 M4x16 Tapping Screws 6002 000215 10 Drain Hose length 2m DB62 00487A 1 Putty 100g DB98 10568A 1 ...

Page 12: ...r occurs display the Error Mode Operation Mode Cool mode Operate the cool mode by operating the compressor by force without the compressor ON OFF according to the set temperature indoor temperature Do not follow the antifreeze control Up down louver Up down swing mode Indoor Fan High Because the Test Mode operate the cool mode by force not related to the set temperature indoor temperature check wh...

Page 13: ...1min Time out Communication 12 Fan Error 13 OTP Error 14 Compressor Rotation Error 15 Low High Operation condition secession 16 DC Link valtage sensor Error 17 I_Trip error PFC Over current 18 Gas Leak Error 19 AC Line Zero Cross Signal out 20 Capacity Miss match 21 Room sensor Error Open Short 22 In coil sensor Error Open Short 23 FAN Error Indoor Fan Motor Abnormal Operation Holding for 15 sec a...

Page 14: ...nder over error 8 Outdoor temperature sensor error 9 Discharge over temperature 10 Discharge temperature sensor error 11 Current sensor error 12 Compressor limit error 13 Coil temperature sensor error 14 1min Time out Communication 15 Fan error 16 OTP error 17 Compressor rotation error 18 DC Link voltage sensor error 19 I_Trip error PFC Over current 20 GAS Leak error 21 AC Line Zero Cross Signal o...

Page 15: ...h the button to set the display panel to Every time you push the button the display panel reads repeatedly Push the button to set the display panel to Every time you push the button the display panel reads repeatedly Push the button to set the display panel to Every time you push the button the display panel reads repeatedly Push the button to set the display panel to Every time you push the butto...

Page 16: ...o and check the display part The display part shows Press the Mode Selection key to set the display part to and check the display part The display part shows Step 4 Pressing the ON OFF button When pressing the operation ON OFF key with the direction of remote control for unit the sound Ding or Diriring is heard and the OPERATION ICON lamp of the display is flickering at the same time then the inpu...

Page 17: ...and Installation Samsung Electronics Alignment and Adjustments OPTION ITEMS SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 AQV09VBCN 0 4 4 7 7 7 1 7 5 2 0 C AQV12VBCN 0 5 4 7 7 7 1 7 5 2 1 D MODEL REMOCON 3 6 ...

Page 18: ...Samsung Electronics 4 1 4 Disassembly and Reassembly Necessary Tools Item Remark SCREW DRIVER MONKEY SPANNER ...

Page 19: ... of air conditioner and shut off main power supply 2 Please open the front grille 3 Please detach link grilles from main frame 4 To detach front grille from main frame please catches finger stop 5 Please loosen clamping screw and detach the terminal cover 6 Please take out filter to downward 4 2 ...

Page 20: ...cover screw 3EA from the bottom of the panel front 8 Loosen screws 3EA at the bottom of panel front and 2EA at the front of the panel front 9 Loosen the screw of the ASSY DISPLAY 10 Please separate Linked connector from the assy display 11 Unlock 2 hooks between panel front and try drain to seperate panel front ...

Page 21: ...arts Procedure Remark 12 Unlock 2 hooks between panel front and back body 2 TRAY DRAIN 1 Please detach stepping motor wire 2 Please pull tray drain and separate from back body 3 evap 1 Loosen the ground wire screw 2 Detach the temperature sensor 3 Detach the holder pipe ...

Page 22: ...ark 4 Loosen 3 EA screws left of holder evap 5 Loosen 1EA screw right of holder motor 6 Detach the heat exchanger from indoor unit 4 MAIN PCB 1 Loosen 4EA screws of holder 2 Detach Link wires of indoor outdoor unit and fan motor 3 Detach assy control from indoor unit 4 5 ...

Page 23: ...cs Disassembly and Reassembly No Parts Procedure Remark 5 Fan Motor Cross Fan 1 Loosen 2EA screws of holder motor and Detach the holder 2 Loosen a screw and detach the cross fan 3 Detach the holder bearing and motor 4 6 ...

Page 24: ...en each 4 screws CCW on both right and left Cabinet Side edges and a fixing screw on the Cabinet Front lower to detach the Cabinet Front Use Screw Driver 3 Detach the Cabinet Front like the picture on the right side 4 Loosen 1 screw CCW fixed to assemble Plate Control Out with Cabinet Side RH Use Screw Driver 4 2 Outdoor Unit 4 7 ...

Page 25: ...ts Procedure Remark 5 Loosen 2 fixing screws CCW on the rear side of Cabinet Side RH Use Screw Driver 6 Loosen 3 screws CCW fixed to assemble Bracket Valve with Cabinet Side RH Use Screw Driver 7 Loosen 2 fixing screws CCW of Cabinet Side LF Use Screw Driver ...

Page 26: ...emark 2 Ass y Control Out 1 Detach the Motor Wire from the PCB of Ass y Control Out 2 Detach several connectors from the PCB of Ass y Control Out 3 Detach 2 Connect Wires from Reactor 4 Loosen 1 screw CCW fixed to assemble Ass y Control Out with Partition Use Screw Driver ...

Page 27: ...sassemble the pipes and Condenser be sure that there should be no refrigerant remained in the unit 5 Ass y Valve 4 Way Ass y Valve EEV 1 Loosen 4 bolts CCW fixed to assemble Valve Service with Bracket Valve like the picture on the right side Use Monkey Spanner 2 Disassemble the pipes assembled the suction and discharge sides of the Compressor with welding torch 6 Compressor 1 Loosen the Nut CCW of...

Page 28: ...MEMO Samsung Electronics 4 11 ...

Page 29: ...Samsung Electronics 5 1 5 Exploded Views and Parts List 5 1 Indoor Unit ...

Page 30: ...A TRAY DRAIN ABS 1 1 SNA 2 2 DB61 02908A BLADE H HIPS 1 1 SA 2 3 DB61 01636A BLADE V PP 2 2 SA 2 4 DB73 00180A RUBBER CAP DRAIN GUM EPM 1 1 SNA 2 5 DB94 00458B ASSY DRAIN HOSE ASS Y 1 1 SA 2 6 DB31 00371A MOTOR STEP 220 240V 50 60Hz Class E 1 1 SA 3 DB63 00844D COVER TERMINAL ABS V0 1 1 SA 4 DB63 00850A COVER BEARING ABS 1 1 SNA 5 DB96 03149A ASSY EVAP SUPPORT ASS Y 1 1 SA 6 DB93 05854A ASSY CONTR...

Page 31: ...Samsung Electronics 5 2 Outdoor Unit 5 3 ...

Page 32: ...SA 16 2 DB64 00992A HANDLE LF PP 1 1 SA 17 G4C090LUDER COMPRESSOR ROTARY BLDC 1 1 SNA 17 1 DB99 00987A ASST GROMMET NR 3 3 SNA 17 2 DB60 30028A SCREW HEX M8 3 3 SNA 17 3 DB60 30018A SCREW MACHINE M5 1 1 SNA 17 4 DB63 00489A COVER TERMINAL PBT G F 15 1 1 SNA 17 5 DB63 00817A GASKET EPDM 1 1 SNA 18 DB63 01647A FELT COMP SIDE FELT PVC Sheet 1 1 SA 19 DB63 01958A FELT COMP BASE FELT PVC Sheet 1 1 SA 2...

Page 33: ...GCC M 1 2 1 SNA 6 DB61 01097A HOLDER WIRE CLAMP ABS 1 SA 7 6001 000929 SCREW PH M3 L22 1 SNA 8 6001 001054 SCREW TH M4 L10 3 SNA 9 DB93 04487A CONNECT WIRE STEP MOTOR 1 SNA 10 DB95 01113A SENSOR 4P 103AT 1 SA 11 DB91 00434A ASSY POWER CORE H05VV F 3 1 0 Core 1 SNA 12 DB93 04622A CONNECT WIRE DISPLAY 1 SNA 13 DB93 04430A ASSY MODULE PCB MODULE 1 SNA 14 DB93 04484A CONNECT WIRE STEP MOTOR GRILL 1 SN...

Page 34: ...MEMO Samsung Electronics 5 6 ...

Page 35: ...Samsung Electronics 5 7 5 4 Ass y Control Out AQV09VBCX DB93 05534E AQV12VBCX DB93 05534F ...

Page 36: ... 002 0 002 SNA 8 DB93 04264A ASSY PCB EMI ASSY PCB OUTDOOR 1 1 SA 9 DB61 02249A CASE CONTROL COVER CASE CONTROL BASE 1 1 SA 10 DB70 00858A PLATE CONTROL OUT PLATE CONTROL OUT 1 1 SNA 11 DB62 02332P SEAL CASE CONTROL FOAM PU 30 1 1 SNA 12 DB91 00309A SCREW TAPPING PH M3 20 1 1 SNA 13 DB95 01140B TERMINAL BLOCK TERMINAL BLOCK ASSY 1 1 SNA 14 DB61 00250A HOLDER WIRE CLAMP HOLDER WIRE CLAMP 1 1 SNA 15...

Page 37: ... 4 ST 1 SNA IC07 1003 001462 IC SOURCE DRIVER TD62783AFW SOL 18P 8 500MA TP PLASTIC 50V 40TO85C 1 47 50V 1 SNA IC09 1103 001175 IC EEPROM 93LC56 128x16 SOP 8P 5x4mm 2 5 6 0V 40to 85C 1 SNA IC02 1203 000429 IC POSI FIXED REG 78L05A TO 92 3P PLASTIC 4 6 1 SNA IC01 1203 002545 IC PWM CONTROLLER 266 DIP 8P 300MIL PLASTIC 0 3 700V 40TO 150C 560MA ST 1 SNA IC59 1203 003334 IC RESET S 801 SOT 23 5P 2 9x1...

Page 38: ...NA R205 2007 000944 R CHIP 47Kohm 5 1 4W TP 3216 1 SNA R206 2007 000944 R CHIP 47Kohm 5 1 4W TP 3216 1 SNA R207 2007 000944 R CHIP 47Kohm 5 1 4W TP 3216 1 SNA R208 2007 000944 R CHIP 47Kohm 5 1 4W TP 3216 1 SNA R504 2007 000962 R CHIP 5 1Kohm 1 1 10W TP 1608 1 SNA R407 2007 001068 R CHIP 6 8Kohm 1 1 10W TP 1608 1 SNA R408 2007 001068 R CHIP 6 8Kohm 1 1 10W TP 1608 1 SNA R411 2007 001068 R CHIP 6 8...

Page 39: ...51 2802 001179 RESONATOR CERAMIC 4MHZ 0 5 BK 8X3X5 5MM 1 SNA BZ61 3002 001129 BUZZER PIEZO 85DB 2KHZ 1 SNA RY74 3501 001154 RELAY MINIATURE 12Vdc 200mW 3000mA 1FormA 10mS 10mS 1 SNA RY71 3501 001169 RELAY POWER 12VDC 0 9W 20000MA SPST 20MS 10MS 1 SNA SS71 3502 000115 SSR 12Vdc 2A 1mS 1mS 1 SNA F701 1 3601 000263 FUSE CARTRIDGE 250V 3 15A TIME LAG GLASS 5x20mm 1 SNA F702 3601 001209 FUSE RADIAL LEA...

Page 40: ...C TP 1 SNA PC31 0604 001172 PHOTO COUPLER TR 100 300 200mW SOP TP 1 SNA PC32 0604 001172 PHOTO COUPLER TR 100 300 200mW SOP TP 1 SNA Q301 0504 001064 TR DIGITAL DTC114EKA NPN 200mW 10K 10K SOT 23 TP 1 SNA Q302 0504 001064 TR DIGITAL DTC114EKA NPN 200mW 10K 10K SOT 23 TP 1 SNA R301 2007 000078 R CHIP 1Kohm 5 1 10W TP 1608 1 SNA R302 2007 000077 R CHIP 470ohm 5 1 10W TP 1608 1 SNA R303 2007 000084 R...

Page 41: ...3 0508 001132 TR IGBT 600V 40A 2 6V 1200UJ 160W TO 3P 1 SNA IC12 0604 001172 PHOTO COUPLER TR 100 300 200mW SOP TP 1 SNA IC31 0604 001172 PHOTO COUPLER TR 100 300 200mW SOP TP 1 SNA IC32 0604 001172 PHOTO COUPLER TR 100 300 200mW SOP TP 1 SNA IC701 1103 001175 IC EEPROM 93LC56 128x16 SOP 8P 5x4mm 2 5 6 0V 40to 85C 1 SNA IC41 1201 000166 IC OP AMP LM358 SOP ST 8P 150MIL DUAL 100V mV PLASTIC 32V 530...

Page 42: ...05 2007 000087 R CHIP 6 8Kohm 5 1 10W TP 1608 1 SNA R515 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SNA R516 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SNA R517 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SNA R537 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SNA R538 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SNA R460 2007 000093 R CHIP 20Kohm 5 1 10W TP 1608 1 SNA R459 2007 000097 R CHIP 47Kohm...

Page 43: ...W TP 1608 1 SNA R110 2007 008023 R CHIP 100KOHM 5 1W TP 6432 1 SNA R111 2007 008023 R CHIP 100KOHM 5 1W TP 6432 1 SNA R112 2007 008023 R CHIP 100KOHM 5 1W TP 6432 1 SNA R426 2007 008261 R CHIP 150KOHM 1 1 2W TP 5025 1 SNA R427 2007 008261 R CHIP 150KOHM 1 1 2W TP 5025 1 SNA R428 2007 008261 R CHIP 150KOHM 1 1 2W TP 5025 1 SNA R431 2007 008261 R CHIP 150KOHM 1 1 2W TP 5025 1 SNA R432 2007 008261 R ...

Page 44: ...F 80 20 25V Y5V 1608 1 SNA C417 2203 000192 C CER CHIP 100nF 80 20 50V Y5V 2012 1 SNA C419 2203 000192 C CER CHIP 100nF 80 20 50V Y5V 2012 1 SNA C519 2203 000192 C CER CHIP 100nF 80 20 50V Y5V 2012 1 SNA C803 2203 000192 C CER CHIP 100nF 80 20 50V Y5V 2012 1 SNA C201 2203 000257 C CER CHIP 10nF 10 50V X7R 1608 1 SNA C203 2203 000257 C CER CHIP 10nF 10 50V X7R 1608 1 SNA C302 2203 000257 C CER CHIP...

Page 45: ...7 F 20 50V GP TP 6 3x11 5mm 1 SNA C416 2401 002598 C AL 220uF 20 50V GP TP 10x16 5 1 SNA C902 2401 002598 C AL 220uF 20 50V GP TP 10x16 5 1 SNA C702 2401 003036 C AL 100uF 20 16V GP TP 5X11mm 5mm 1 SNA C122 2401 003541 C AL 10uF 20 450V WT TP 12 5x20mm 5 1 SNA C104 2401 003736 C AL 22UF 20 50V WT TP 5X11MM 2 1 SNA XTAL01 2802 001179 RESONATOR CERAMIC 4MHZ 0 5 BK 8X3X5 5MM 1 SNA RY501 3501 001154 R...

Page 46: ... GPI INVERTER 1 SNA R106 DB98 20665A ASSY RESISTOR KFR 35 25 GW GPI 1 8k F 1608 1 SNA IC81 DB98 20678A ASSY PHOTOCOUPLER KFR 35 25 GW GPI TLP351 1 SNA IC11 DB98 20679A ASSY FPS KFR 35 25 GW GPI FSDH321 1 SNA C101 DB98 21655A ASSY CAP KFR 35 25 GW KMH400VS470 1 SNA C102 DB98 21655A ASSY CAP KFR 35 25 GW KMH400VS470 1 SNA C103 DB98 21655A ASSY CAP KFR 35 25 GW KMH400VS470 1 SNA OUTDOOR PCB DB93 0426...

Page 47: ... FUSE CARTRIDGE 250V 20A SLOW BLOW CERAMIC 31 8x6 35mm 1 SNA FUSECLIP 3602 001038 FUSE CLIP 250V 30A 10mohm 1 SNA VA04 1405 000154 VARISTOR 460Vdc 2500A 17 5x7 5mm TP 1 SNA VA07 1405 000154 VARISTOR 460Vdc 2500A 17 5x7 5mm TP 1 SNA VA08 1405 000154 VARISTOR 460Vdc 2500A 17 5x7 5mm TP 1 SNA VA09 1405 000154 VARISTOR 460Vdc 2500A 17 5x7 5mm TP 1 SNA 6042 001009 EYELET ID1 8 OD2 2 L3 BRASS 8 SNA DB39...

Page 48: ...Samsung Electronics 7 1 7 Wiring Diagram 7 1 Indoor Unit This Document can not be used without Samsung s authorization ...

Page 49: ...This Document can not be used without Samsung s authorization 7 2 Outdoor Unit Samsung Electronics 7 2 ...

Page 50: ...7 3 Samsung Electronics MEMO ...

Page 51: ...8 1 Samsung Electronics 8 Schematic Diagram 8 1 Indoor Unit This Document can not be used without Samsung s authorization ...

Page 52: ...8 2 Outdoor Unit This Document can not be used without Samsung s authorization Samsung Electronics 8 2 ...

Page 53: ...uit Descriptions Samsung Electronics 9 1 This Document can not be used without Samsung s authorization SMPS PART INDOOR FAN CONTROL ZERO CROSSING PART INDOOR TEMPERATURE SENSOR MPI PART BUZZER PART SUB PCB CONNECTOR DISPLAY PART STEP MOTOR ION HUMID PART ...

Page 54: ... Document can not be used without Samsung s authorization 9 1 2 Outdoor Unit TEMPERATURE SENSOR EEV BLDC FAN COMMUNICATION PFC SMPS INVERTER Samsung Electronics 9 2 Circuit Descriptions Circuit Descriptions ...

Page 55: ... Heat Exchanger Condenser Propeller Fan Cross Fan 2 way valve 3 way valve 4 way valve Gas side Liquid side Compressor Indoor Unit Outdoor Unit 9 2 Refrigerating Cycle Diagram Cooling Heating Gas Leak Check Point Expansion valve Capillary tube 9 3 ...

Page 56: ...Power Temperature Sensor Motor RPM Feedback Auto Grill Remocon Module HVPS High voltage Generator Humidity Sensor BLADE H Step Motor Anions Display MPI Indoor Fan Motor 7 8 9 1 2 3 4 5 10 11 12 10 PCB Diagram 10 1 Indoor PCB 10 1 1 11 12 8 7 2 3 4 9 10 6 5 6 ...

Page 57: ...perature Sensor Power L DIS OUT Temperature Sensor BLDC FAN EEV Connector AC FAN Comp Connector Wire Communication AC Reactor Connector Wire 6 7 1 2 4 5 9 10 9 3 The red number connecter is not used 10 2 Outdoor PCB 5 4 1 10 6 7 8 2 10 2 3 8 ...

Page 58: ...shape are subject to change according to the model 11 1 Air Inlet Room Temperature sensor Power On Off button Air filter under the panel MPI Micro Plasma Ion mode indicator Auto cleaning indicator Operation indicator Timer Good Morning mode indicator Set temperature room temperature Airflow blade outlet ...

Page 59: ...Samsung Electronics 11 1 2 Outdoor Unit Operating Instructions Air Outlet Air Inlet Rear Connection Valve 11 2 ...

Page 60: ...a Ion mode indicator Swing button Digital On Off button Time adjustment button Airflow direction indicator Off Timer indicator Silence indicator Turbo function indicator Temperature adjustment buttons Operating mode indicator Auto Cool Dry Fan Heat Energy saving indicator Remote control transmission indicator On Timer indicator Fan speed adjustment button Auto Cleaning button Silence button good s...

Page 61: ...button on the remote control until Cool is displayed Press the button to select the fan speed until the required setting is displayed Auto Low Medium High Heat Mode Press the button on the remote control until Heat is displayed Press the button to select the fan speed until the required setting is displayed Auto Low Medium High 11 3 1 Basic Function 11 4 ...

Page 62: ...an is displayed 11 3 2 Applied Function 11 5 Mode Explanation Remark good sleep Mode Press the button The timer indicator is displayed The Off timer is blinking on the remote control Silence Mode Press the button MPI Mode Press the button The air conditioner starts up in MPI Auto mode automatically The MPI mode also runs when the air conditioner is turned on By pressing the button again the MPI mo...

Page 63: ...ed automatically with reference 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 ...

Page 64: ...No Reconnect 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 norm...

Page 65: ...rminal block 1 and 2 correct after power input Pull out the power cord and execute the following step after 30 seconds Is the outdoor unit normal Is the outdoor unit normal Is the reactor connected correctly Is the of C102 short Is the R701 resistance of indoor PCB 200Ω Is the indoor unit fuse normal Exchange the fuse Connect the reactor wire Disassemble the PCB from the case Is there no error at ...

Page 66: ...ting procedure Yes No Yes Yes Driver IC05 06 ULN2003A is faulty No Micom IC04 is faulty No Normal Yes Check as in the procedure No Power No Is STD lamp blinking Unplug the power cord and plug it after 30 seconds Does operation start when swing button of the remote control unit pushed Voltage at pin 30 34 of micom IC04 change Squarewave Voltage at pin 2 5 of CN61 motor connector change Squarewave U...

Page 67: ... No Yes Yes Is the Pin voltage of CN01 1 3 over 250V Follow the Check Procedure of outdoor unit power supply error check FAN DRIVE CIRCUIT Q901 Q902 etc error Exchange the PCB Exchange the PCB MICOM Error Is the Pin voltage of CN01 3 5 within 1V 5V during the operation Does the Pin voltage of IC01 MICOM No 13 change Square Wave Is the Pin voltage of CN01 6 changed during the operation Square Wave ...

Page 68: ...on obstruction at the surrounding of outdoor Outdoor unit cover Fan front obstruction etc 2 Troubleshooting procedure No Exchange the PCB No Exchange the PCB No Exchange the compressor No Reinstall and remove the obstruction Yes Yes Yes Yes Is the installation of outdoor unit good Dose the compressor rotate normally Is the assembly of R418 R413 IC41 C437 and the peripheral part good Pull out the p...

Page 69: ...sensor correctly Over shortage of the refrigerant Connect the connecter correctly 4 WAY valve coil error Exchange the outdoor PCB No No No Yes No Yes Yes Yes No Yes Yes Yes OK Yes No No No NG No Is the Thermo off Is the unit in the defrosting operation Is the compressor in 3 minutes off Indoor operation SW is on Is much frost in the heat exchanger Does the 4 way valve operate normally Is the outdo...

Page 70: ... 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 error EEV main bo...

Page 71: ... 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 18 2K Reconnect the sen...

Page 72: ... 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 PCB Normal op...

Page 73: ...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 the PCB Normal o...

Page 74: ...ue 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 Troubleshooting 12 12 ...

Page 75: ...in accordance the specification 3 Are R112 R113 R114 470 Kohm 4 Is R115 14 3Kohm 2 Troubleshooting procedure Is the voltage of indoor unit terminal block 1 2 correct after power supply Is the capacitor C101 C102 C103 for DC Link assembled in accordance the specification Apply the troubleshooting for outdoor unit power supply error Connect the connector Exchange the PCB Normal operation Exit Yes Ye...

Page 76: ...sistance value of compressor u v v w w u normal Is the compressor body and interphase resistance insulated Is the condition of indoor outdoor temperature normal load Is the position of temperature sensor and the sensing value normal Is the connection cable for the compressor and power terminal normal Exchange the PCB Terminate the service Exchange the PCB Exchange the Compressor Exchange the Compr...

Page 77: ...edure Yes Restart after power off Is the communication error occurred again Isn t the power cable and communication cable error Is it the outdoor 2 Micom Inverter Main model 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 Exchange the indoor outdoor unit PCB Yes Yes Yes No No ...

Page 78: ...rt after power off Is the restart error occurred again Is the interphase resistance value of compressor u v v w w u 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 No Troublesh...

Page 79: ...art after power off Is the lock error occurred again Is the interphase resistance value of compressor u v v w w u 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 No Troubleshoo...

Page 80: ...Yes Terminate the service Exchange the PCB Exchange the PCB Exchange the PCB Yes Yes Yes No No Yes Terminate the service No Yes Yes Yes Restart after power off Is the DC Link voltage error occurred again Is the front and back terminal voltage of indoor outdoor power relay normal Is the resistance for the detection of DC Link voltage normal Exchange the reactor Is the appearance of DC Link Capacito...

Page 81: ...ow 3V the assembly module PCB is normal and the main PCB is poor Then replace the main PCB 3 Replace the assembly display PCB because the module PCB is poor if the voltage between No 15 16 of CN91 maintains 5V after the remote control starts operation 12 2 18 The others 1 AC Line Zero Cross Signal OUT Check the assembly condition of peripheral part of IC21 ZD21 ZD20 and D200 on the PCB 2 Capacity ...

Page 82: ...ctronic box Check the PCB fuse 1 Is the fuse disconnected Over current Indoor Fan Motor Short AC Part Pattern Short of the 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 DB71 input voltage AC200V AC240V Power Cord is fault Fuse open Wrong Power Cable Wiring AC Part is faulty 2 Is the voltage between both termin...

Page 83: ...and the output 5V 4 Recheck after disassembling BLDC FAN Wire Inner short of outdoor PCB Wrong assembly of outdoor PCB BLDC FAN Error 4 Check the condition of indoor outdoor connec tion cable 1 Is the green LED light on once per second 2 Is the indoor outdoor connection able connected in order 3 Is the grounding wire connected to the both of indoor outdoor unit 4 Is the voltage of terminal block N...

Page 84: ...or Short Room Fan Motor Measure the resistance between 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 Yellow Blue 404 4Ω ...

Page 85: ...LADE H MOVING SELECT ON OFF TIMER SELECT CANCEL ENERGY SAVING SELECT SOUND ON OFF SELECT DIGITAL ON OFF TEMPERATURE SELECT UP DOWN ZERO VOLTAGE DETECT TRIGGER SIGNAL SSR STEPPING MOTOR DRIVE BUZZER DRIVE ANION DRIVE COMPRESSOR CONTROL SIGNAL STEPPING MOTOR CONTROL SIGNAL BUZZER MELODY CONTROL SIGNAL ANION CONTROL SIGNAL DC5V DC12V AC INPUT VOLTAGE REGULATOR OPTION MELODY CONTROL PART SPEAKER 13 Bl...

Page 86: ...Samsung Electronics SMPS AC COMMUNICATION SUB PCB INDOOR FAN CONTROL BUZZER CONTROL Block Diagram 13 2 ...

Page 87: ...R DISCHARGE TEMPERATURE SENSOR CONDENSOR TEMPERATURE SENSOR 4 WAY VALVE EEV FAN AC INPUT COMPRESSOR INDOOR UNIT AC ZERO CROSSING SIGNAL COMPRESSOR ZERO CROSSING SIGNAL BLDC FAN PULSE SIGNAL IPM FAULT SIGNAL DC VOLTAGE AC CURRENT FAN CONTROL SIGNAL EEV CONTROL SIGNAL 4 WAY CONTROL SIGNAL PFC CONTROL SIGNAL COMPRESSOR CONTROL 6P BLDC LED CONTROL SIGNAL INDOOR COMMUNICATION SIGNAL PFC CIRCUIT DC5V DC...

Page 88: ...Samsung Electronics OUTDOOR FAN B D IGBT Block Diagram 13 4 DIODE IPM SMPS DC_LINK CAP ...

Page 89: ...GEM Buyer Use the digit for classification between indoor and outdoor Indoor N Outdoor X Use the digit for KD models CKD 1 SKD 2 Product Division AS Cooling Only AQ Heat Pump Capacity 09 9 000 Btu 12 12 000 Btu 18 18 000 Btu 24 24 000 Btu 30 30 000 Btu 36 36 000 Btu Inverter V Inverter None Non Inverter Product classification B BIG F Forte G GP H HB J WW Premium L Forte Deluxe M Moderato P Presto ...

Page 90: ... operates on testing cooling mode during more than 10 minutes Indoor Temp Variation 20 C 32 C Outdoor Temp Variation 5 C 45 C 09 6 7 8 9 10 11 12 10 20 30 40 Outdoor Temperature g 2 m c g k s P Indoor Temperature 29 27 24 21 32 6 7 8 9 10 11 12 10 20 30 40 Outdoor Temperature g 2 m c g k s P Indoor Temperature 29 27 24 21 32 14 2 12 ...

Page 91: ...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 1658 4 6262 0 0018182 0 13826 1 14 3 ...

Page 92: ...floods the floor A Place the drain hose properly When it is not placed properly the drain water would flow back flooding the floor So straighten out the drain hose for the water to be drained well Q Water drips at the drain connection service valve of the outdoor unit A When a glass bottle is taken out of the refrigerator moisture gets condensed on its surface due to the temperature differences Th...

Page 93: ... smells A It occurs generally when there are pet animals in the house Their smells stay at the same place But when the air conditioner is turned on the air gets circulated resulting in the circulation of the 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 ventilate ...

Page 94: ...n case with the outdoor unit in it outside the apartment Also it is illegal obstructing passers by with the outdoor unit installed outside Q What can be done to install the outdoor unit facing the road because it is a commercial building A The following is an excerpt from Building Code going into effect from JUNE 1st 2005 The exhaust pipe of a cooling or ventilation facility installed in a buildin...

Page 95: ... all dust on the air filter with a vacuum cleaner or brush 5 WHEN YOU FINISH INSERT THE TOP OF THE FILTER INTO THE SLOT AND FIX IT TO 5 tabs or 3 tabs of the panel 6 CLEAN THE FRONT PANEL WITH A DAMP CLOTH AND MILD DETERGENT do NOT use ben zene solvents or other chemicals 7 Reassemble the air filter and the front panel Note If you have not used the air conditioner for a long period of time set the...

Page 96: ... if deodorizing filter and anti allergy filter are inverted Deodorizing Filter Anti allergy Filter Front panel Hook Activated carbon is incorporated in the Deodorizing filter efficiently absorbing cigarette smoke pet odors and other unpleasant smells 1 Open the upper front panel by pulling the lower right and left tabs of the panel 2 Detach the deodorizing filter black by pulling it forwards 3 Rep...

Page 97: ...t surface Pipe expansion may continue until the pipe surface becomes uneven or torn apart Be sure to use a torque wrench to tighten pipes or flare nuts Leak Test Put an inert 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 Connecting Install the drain hose downward to drain water naturally Be sure to pour water ...

Page 98: ...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 99: ...ocation 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 to avoid fo...

Page 100: ...ronics Co Ltd Dec 2007 Printed in China Code No DB98 29098A 1 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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