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SERVICE
AIR CONDITIONER
AQ09NSAN/AQ09NSBN/AQ09FDN/AQ12FCN/
AQ12FDN/AQ12NSAN/AQ12NSBN/
AQ18FCN/AQ18NSAN/AQ24FCN/AQ24NSAN
AQ09NSAX
AQ09NSBX
AQ09FDX
AQ12FCX
AQ12NSAX
AQ12FDX
AQ12NSBX
Refer to the service manual in the GSPN(see the rear cover) for the more information.
SPLIT-TYPE AIR CONDITIONER
Basic : AQ09NSA/AQ12FC/AQ18FC
Model : AQ09NSA/AQ09NSB/AQ09FD/AQ12FC/
Model Code : AQ09NSAX(N)/AQ09NSBX(N)/
AQ18FCX
AQ18NSAX
AQ24FCX
AQ24NSAX
AQ12NSA/AQ12FD/AQ12NSB/AQ18FC/
AQ18NSA/AQ24FC/AQ24NSA
AQ09FDX(N)/AQ12FCX(N)/
AQ12NSAX(N)/AQ12FDX(N)/
AQ12NSBX(N)/AQ18FCX(N)/
AQ18NSAX(N)/AQ24FCX(N)/
AQ24NSAX(N)
Manual
THE FEATURE OF PRODUCT
good'sleep Mode
Catechin Filter
Silver Nano Evaporator
Deodorizing Filter
Anti-Bacterial Cross Fan

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Table of Contents
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Summary of Contents for Samsung AQ09NSA

  • Page 1 SPLIT-TYPE AIR CONDITIONER Basic : AQ09NSA/AQ12FC/AQ18FC Model : AQ09NSA/AQ09NSB/AQ09FD/AQ12FC/ AQ12NSA/AQ12FD/AQ12NSB/AQ18FC/ AQ18NSA/AQ24FC/AQ24NSA Model Code : AQ09NSAX(N)/AQ09NSBX(N)/ AQ09FDX(N)/AQ12FCX(N)/ AQ12NSAX(N)/AQ12FDX(N)/ AQ12NSBX(N)/AQ18FCX(N)/ AQ18NSAX(N)/AQ24FCX(N)/ AQ24NSAX(N) SERVICE Manual AIR CONDITIONER THE FEATURE OF PRODUCT good'sleep Mode  Catechin Filter  Silver Nano Evaporator AQ09NSAN/AQ09NSBN/AQ09FDN/AQ12FCN/  AQ12FDN/AQ12NSAN/AQ12NSBN/ Deodorizing Filter ...
  • Page 2: Table Of Contents

    ..............................5-3 Ass’y Control In ............................16. Electrical Parts List ..........................17. Wiring Diagram ............................18. Schematic Diagram ..........................19. Circuit Descriptions ..........................9-1 PCB Circuit Descriptions ........................... 9-2 Refrigerating Cycle Diagram ........................10. PCB Diagram 10-1 ..............................Samsung Electronics...
  • Page 3 14-2 Refrigerant Pressure during the Charging 14-2 ..................14-3 Pressure & Capacity mark 14-2 ........................14-4 Q & A for Non-trouble 14-3 ..........................14-5 Cleaning/Filter Change 14-6 ........................... 14-6 Installation 14-8 ..............................14-7 Installation Diagram of Indoor Unit and Outdoor Unit 14-9 ..............Samsung Electronics...
  • Page 4: Precautions

    Do not place a cloth or other materials over it.  Remove the batteries if you don’t use the remote control for a long time. (If applicable)  Use the remote control within 7 meters from the indoor unit. (If applicable) Samsung Electronics...
  • Page 5: Disposing Of The Unit

     Young children or infirm persons should be always supervised when they use the air conditioner.  Max current is measured according to IEC standard for safety.  Current is measured according to ISO standard for energy efficiency. Samsung Electronics...
  • Page 6: Product Specifications

    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 Samsung Electronics...
  • Page 7: Product Specifications

    2-2 Product Specifications MODEL AQ09NSA AQ09NSB OUTDOOR INDOOR UNIT OUTDOOR UNIT INDOOR UNIT ITEM UNIT type WALL MOUNTED WALL MOUNTED 2.75/2.9 2.75/2.9 Cooling/Heating(ISO) BTU/h cooling/heating(SASO) kcal Dehumidifying m3/nin(H/ Air volume Cooling 8.5/6.7/4.8 8.5/6.7/4.8 perfor- M/L) mance Noise Cooling Db(H/L) Cooling/ 2.8/3.2...
  • Page 8 BLOWER TYPE RESIN/STEEL STEEL MOTER TATED OUTPUT w Heat exchange 2ROW 10STEP 1ROW20STEP Refrigeraant Control unit Capillary Tube Freezer oil Capicity Refrigeraant changeer R410A 525 prodtection Device(olp) NILET cooling Test Condition DB27,WB19 DB35,WB24 Maximum opertation Condition DB32,WB23 DB43,WB26 Samsung Electronics...
  • Page 9 1ROW24STEP 2ROW 10STEP 1ROW20STEP Refrigeraant Control unit Capillary Tube Capillary Tube Freezer oil Capicity Refrigeraant changeer R410A 800 R410A 800 prodtection Device(olp) KA-125-LODN00PB KA-125-LODN00PB cooling Test Condition DB27,WB19 DB35,WB24 DB27,WB19 DB35,WB24 Maximum opertation Condition DB32,WB23 DB43,WB26 DB32,WB23 DB43,WB26 Samsung Electronics...
  • Page 10 2ROW20STEP 2ROW 4STEP 2ROW20STEP Refrigeraant Control unit Capillary Tube Capillary Tube Freezer oil Capicity Refrigeraant changeer R410 840 R410 840 prodtection Device(olp) KA-125-LODN00PB KA-125-LODN00PB cooling Test Condition DB27,WB19 DB35,WB24 DB27,WB19 DB35,WB24 Maximum opertation Condition DB32,WB23 DB43,WB26 DB32,WB23 DB43,WB26 Samsung Electronics...
  • Page 11 2ROW24STEP 2ROW 81STEP 2ROW24STEP Refrigeraant Control unit Capillary Tube Capillary Tube Freezer oil Capicity Refrigeraant changeer R410 1080 R410 1080 prodtection Device(olp) NILET NILET cooling Test Condition DB27,WB19 DB35,WB24 DB27,WB19 DB35,WB24 Maximum opertation Condition DB32,WB23 DB43,WB26 DB32,WB23 DB43,WB26 Samsung Electronics...
  • Page 12 TATED OUTPUT w Heat exchange 2ROW 10STEP 2ROW28STEP 2ROW 10STEP 2ROW28STEP Refrigeraant Control unit Capillary Tube Capillary Tube Freezer oil Capicity Refrigeraant changeer R410 1500 R410 1500 prodtection Device(olp) NILET NILET cooling Test Condition DB27,WB19 DB35,WB24 DB27,WB19 DB35,WB24 Samsung Electronics...
  • Page 13: The Comparative Specifications Of Product

    2-3 The Comparative Specifications of Product Item AQ09NSA/AQ09NSB/AQ09FD AQ12FC/AQ12NSA/AQ12FD/AQ12NSB Indoor Unit Design Outdoor Unit Indoor Unit 7.8kg Net Weight Outdoor Unit 25kg Indoor Unit 825x285x189 825x285x189 Outer Dimension (WidthxHeightxDepth) 660X475X242 Outdoor Unit 720x548x265mm Indoor Unit 40dB↓ 44dB↓ Noise Outdoor Unit 55dB↓...
  • Page 14 Net Weight Outdoor Unit Indoor Unit 1065x298x218mm 1065*298*218 Outer Dimension (WidthxHeightxDepth) 880x638x310 Outdoor Unit 790x548x285mm Indoor Unit 48dB↓ 48dB↓ Noise Outdoor Unit 59 dB↓ 61dB↓ Silver Nano Filter Air Purifying System Filter Catechin Filter Deodorizing Filter Digital Indoor Display Samsung Electronics...
  • Page 15: Accessory And Option Specifications

    Indoor Batteries for Remote Control DB47-90024A Unit Owner’s Manual Installation Manual 3-wire Assembly Cable (18) 5-wire Assembly Cable (24) Outdoor Unit Drain Plug DB67-20011A Rubber Leg DB73-20134A Assembly Pipe, ø6.35mm DB62-02672D Accessory Assembly Pipe, ø9.52mm DB62-02672E (09) 2-10 Samsung Electronics...
  • Page 16 18) Assembly Pipe, ø12.70mm DB62-02672G (24) Vinyl Tape, Width 80mm DB72-00459A Drain Plug DB67-20011A Rubber Leg DB73-20134A Accessory Cable-Tie DB65-10088C Cement Nail M4x16 Tapping Screws 6002-000215 Drain Hose, length 2m DB67-00274A Putty 100g DB98-10568A Installation Plate DB97-02738A Samsung Electronics 2-11...
  • Page 17: Alignment And Adjustments

    * Display only for models • Replace the PCB having the returning function for the power fail- When there is an option related error Blink all lamps When options are not set • Reset options When there is an option data error Samsung Electronics...
  • Page 18 • Because the Test Mode operate the cool mode by force not related to the set temperature / indoor temperature, check whether each subordinate is operated normally or not after completing installation and must turn off the power of the air conditioner. Samsung Electronics...
  • Page 19: Error Mode And Check Method

    Indoor unit room temperature sensor error (open or short) Indoor unit heat exchanger temperature sensor error (open or short) Indoor fan motor mal function EEPROM error Option error (option wasn’t set up or option data error) : Lamp off : Lamp flickering Samsung Electronics...
  • Page 20 35˚C-6.94kΩ 40˚C-5.83kΩ Connect the sensor to CN43, supply power, and measure the voltage of #1 and #2 of the CN43 connector. Below 0.5V? Poor ASS'Y PCB Replace Over 4.9V? Poor ASS'Y PCB Replace MICOM Error or Connector(CN43) check Samsung Electronics...
  • Page 21 3. Assemble the room pipe sensor to PCB, plug in, and check the voltage of connector 3 and 4. If the resistance is below 0.5V or over 4.9V, replace the indoor Main PCB. (short or disconnected in the PCB board) Samsung Electronics...
  • Page 22 Test rod location Normal Voltage PCB CN72 Condition pin #3 and #5 Fan operating About AC180V Replace Motor Motor Fan-Capacitor is out of order Fan-Capacitor Fan motor is out of order. Fan motor should be replaced. Samsung Electronics...
  • Page 23: Setting Option Setup Method

     Setting is not required if you must Push the button to set the display panel to a value which has a default. Every time you push the button, the display panel reads . . . repeatedly. Samsung Electronics...
  • Page 24 1 st If all lamps of indoor unit are flickering, Plug out, plug in power plug again and press ON/OFF key to retry. 2 nd If the unit is not working properly or all lamps are continuously flickering after setting the option code, see if the correct option code is set up for its model. Samsung Electronics...
  • Page 25 Alignment and Adjustments OPTION ITEMS REMOCON SEG 1 SEG 2 SEG 3 SEG 4 SEG 5 SEG 6 SEG 7 SEG 8 SEG 9 SEG 10 SEG 11 SEG 12 MODEL AQ09NSA AQ09NSB AQ09FD AQ12FC AQ12NSA AQ12FD AQ12NSB AQ18FC AQ18NSA...
  • Page 26: Disassembly And Reassembly

    2) Open the Front Grille by pulling right and left sides of the hook. 3) Loosen 1 of the right screw and detach the Terminal Cover. 4) Detach the thermistor from the Front Grille. 5) Loosen 3 fixing screws of Front Grille. Samsung Electronics...
  • Page 27 1) Take all the connector of PCB upper side (Main PCB) out. (Inclusion Power Cord) 2) Detach the outdoor unit connection wire from the Terminal Block. 3) Loosen 4 fixing screws of Ass’y Control-In. Tray Drain 1) Pull Tray Drain out from the Back Body. Samsung Electronics...
  • Page 28 5) Lifting the Heat Exchanger up a little to push the up side for separation from the indoor unit. Fan Motor 1) Loosen the fixing screw. & 2) Detach the Fan Motor from the Fan. Cross Fan 3) Detach the Fan From the left Holder Bearing. Samsung Electronics...
  • Page 29: Outdoor Unit

    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 Samsung Electronics...
  • Page 30 3) Separate the Heat Exchanger. 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 the lower part. 4) Separate the Compressor. Samsung Electronics...
  • Page 31 MEMO Samsung Electronics...
  • Page 32 Cabinet-Side edge and a fixing screw on the Cabinet-Front lower to detach the Cabinet-Front. 3) Loosen the fixing screws of the Ass’y-Control out. 4) Loosen the fixing screws of the Cabinet-Side RH. 5) Loosen the fixing screws of the Cabinet-Side LF. Samsung Electronics...
  • Page 33 1) Loosen the Terminal Cover nut to open the Terminal Cover. 2) Disassemble the cloth sound felt. 3) Disassemble the pipe in both inlet and outlet of the Compressor with welding torch. 4) Loosen the 3 bolts at the bottom. 5) Detach the Compressor. Samsung Electronics...
  • Page 34 Cabinet-Side edge and a fixing screw on the Cabinet-Front lower to detach the Cabinet-Front. 3) Loosen the fixing screws of the Ass’y-Control out. 4) Loosen the fixing screws of the Cabinet-Side RH. 5) Loosen the fixing screws of the Cabinet-Side LF. Samsung Electronics...
  • Page 35 1) Loosen the Terminal Cover nut to open the Terminal Cover. 2) Disassemble the cloth sound felt. 3) Disassemble the pipe in both inlet and outlet of the Compressor with welding torch. 4) Loosen the 3 bolts at the bottom. 5) Detach the Compressor. Samsung Electronics 4-10...
  • Page 36: Exploded Views And Parts List

    Operating Instructions and Installation 5. Exploded Views and Parts List 5-1 Indoor Unit Samsung Electronics...
  • Page 37 GUARD-AIR FILTER DB97-02851B ASSY-PLATE HANGER SGCC,T0.6 DB61-01638B HOLDER-PIPE HIPS DB63-00844D COVER-TERMINAL HIPS DB93-03170Z ASSY REMOCON DB96-03149B ASSY EVAP-SUPPORT RH HIPS DB31-00219A MOTOR FAN 50/60Hz DB94-00456A ASSY-CROSS FAN ASSY DB97-02075A ASSY-BOLT SPECIAL DB94-00455A ASSY BEARING-RUBBER ASSY DB94-40007A ASSY BEARING Samsung Electronics...
  • Page 38 DB63-01591A GUARD-AIR FILTER DB97-02851B ASSY-PLATE HANGER SGCC,T0.6 DB61-01638B HOLDER-PIPE HIPS DB63-00844D COVER-TERMINAL HIPS DB93-03170Z ASSY REMOCON DB96-03149A ASSY EVAP-SUPPORT RH HIPS DB31-00219A MOTOR FAN 50/60Hz DB94-00456A ASSY-CROSS FAN ASSY DB97-02075A ASSY-BOLT SPECIAL DB94-00455A ASSY BEARING-RUBBER ASSY DB94-40007A ASSY BEARING 3-22 Samsung Electronics...
  • Page 39 GUARD-AIR FILTER DB63-01592B DB90-02738A ASSY-PLATE HANGER SGCC,T0.6 DB61-01981B HOLDER-PIPE HIPS DB63-01063C COVER-TERMINAL HIPS DB93-03170Z ASSY REMOCON DB96-03817A ASSY EVAP-SUPPORT HIPS DB31-00267A MOTOR FAN 50/60Hz DB94-01151B ASSY-CROSS FAN ASSY DB94-00456B DB97-02075A ASSY-BOLT SPECIAL DB94-00455A ASSY BEARING- ASSY RUBBER Samsung Electronics 3-23...
  • Page 40: Outdoor Unit

    5-2 Outdoor Unit 11-10 11-9 11-5 11-1 11-3 11-4 11-2 Samsung Electronics...
  • Page 41 DB65-10046A CLIP-CAPACITOR SGCC 11-4 DB95-01343B ASSY-TERMINAL BLOCK ASSY 11-5 2301-001375 C-FILM,LEAD-OTHER 1.5uF/450V, 11-6 DB61-03189A CASE CONTROL-OUT SGCC-M,0.6, G4A097JUAEP ROTARY COMPRESSOR: 220-240V,50HZ,1PH,R410 DB72-00741A SPONGE-COMP SIDE PVC+WOOL,- DB96-08337A ASSY COND ASSY DB96-08338C ASSY-VALVE 4WAY HP/R410A DB96-08726F ASSY TUBE CAPILLARY ASSY Samsung Electronics...
  • Page 42 Operating Instructions and Installation 14-4 14-2 14-3 14-1 14-7 14-6 14-5 Samsung Electronics...
  • Page 43 ASSY LEAD WIRE-COMP 14-6 DB61-00250A HOLDER-WIRE CLAMP 14-7 DB33-00050A SOLENOID-ASSY ASSY G4B124JXBEL ROTARY COMPRESSOR 220-240V,50HZ DB96-08744A ASSY COND ASSY DB96-05976B DB62-03859A INSULATION-SOUND FELT DB96-03858J ASSY TUBE CAPILLARY ASSY DB96-03858K DB96-08746A TUBE-4WAY VALVE ASSY DB96-06726B DB64-02088G SCREEN-COND BAR ASSY Samsung Electronics...
  • Page 44 Operating Instructions and Installation 14-4 14-2 14-3 14-1 14-7 14-6 14-5 Samsung Electronics...
  • Page 45 14-4 DB61-02184A CASE CONTROL-OUT SGCC-M,0.6, 14-5 DB39-01037G ASSY LEAD WIRE-COMP 14-6 DB39-01033B HOLDER-WIRE CLAMP 14-7 DB39-01035D SOLENOID-ASSY ASSY G4D185JUAEH ROTARY COMPRESSOR 220-240V,50HZ DB96-07128C ASSY COND ASSY DB62-03032A INSULATION-SOUND FELT DB96-08525A ASSY TUBE CAPILLARY ASSY DB99-00833A TUBE-4WAY VALVE ASSY Samsung Electronics...
  • Page 46 Operating Instructions and Installation 16-5 16-2 16-1 16-4 16-3 Samsung Electronics...
  • Page 47 ASSY VALVE CHECK ASSY DB93-04383B ASSY CONTROL OUT ASSY 15-1 3501-000305 RELAY-POWER 15-2 2501-001238 C-OIL 40uF,450V 15-3 DB65-00164A TERMINAL BLOCK 15-4 2301-001379 C-FILM,LEAD-OTHER 4uF450V 15-5 DB69-60008A PLATE-CLIP CAPACITOR SGCC-M,T0.8, DB72-00630C INSULATION-SOUND DB63-00692A GUARD COND ASSY DB61-03150A GUIDE-SCREEN ASSY Samsung Electronics...
  • Page 48: Ass'y Control In

    5-3 Ass'y Control In DB93-05732L A-TYPE B-TYPE Samsung Electronics...
  • Page 49 12 DB91-00309A ASSY-SCREW TAPPING WW-INV,M3*20,PH,+,ZPC(YEL) 13 DB93-01 549F ASSY POWER CORD NO PLUG,EXPORT,250V/20A,2340mm,13mm,N, MG630591,WHITE,NO,H05VV-F 3*2.5,WW2-PJT,H05VV-F 3*2.5 14 DB93-0 5744 A ASSY PCB MAIN WW2-P/J,EXP,MAIN ,SSEC 15 DB93-0 5745A ASSY PCB SUB POWER W-P/J?H/P?25A,POWER,SSEC 16 DB97-02418A ASSY-SCREW TAPPING SS-P/J,TH,M4*L14 Samsung Electronics 5-10...
  • Page 50 DB93-05771E A-TYPE B-TYPE 5-11 Samsung Electronics...
  • Page 51 ASSY-SCREW TAPPING WW-INV,M3*20,PH,+,ZPC(YEL) 13 DB93-01 549 C ASSY POWER CORD NO PLUG,EXPORT,250V/20A,2340mm,13mm,N, MG630591,WHITE,NO,H05VV-F 3*2.5,WW2-PJT,H05VV-F 3*2.5 14 DB93-0 5744 A ASSY PCB MAIN WW2-P/J,EXP,MAIN ,SSEC 15 DB93-0 5745A ASSY PCB SUB POWER W-P/J?H/P?25A,POWER,SSEC 16 DB97-02418A ASSY-SCREW TAPPING SS-P/J,TH,M4*L14 Samsung Electronics 5-12...
  • Page 52 Exploded Views and Parts List DB93-04193P 5-13 Samsung Electronics...
  • Page 53 DB68-02809A LABEL BAR CODE -,-,-,-,W170,L115,-,-,-,FOR PACKING CASE DB91-00309A ASSY-SCREW TAPPING WW-INV,M3*20,PH,+,ZPC(YEL) 10 DB93-01638D ASSY POWER CORD HO5VV-F,-,250V 20A,2,000 ? 20,-,-,-,Gray,- ,3G*2.5,WW2,SSEC 11 DB93-04128D ASSY PCB-PAWER WW2-P/J?C/O?0-STEP,POWER,SSEC FORTE 12 DB93-04181A ASSY PCB MAIN WW2-P/J,EXP,MAIN ,SSEC 13 DB97-02418A ASSY-SCREW TAPPING SS-P/J,TH,M4*L14 Samsung Electronics 5-14...
  • Page 54: Electrical Parts List

    RY72 3501-001154 RELAY-MINIATURE 12Vdc,200mW,3000mA,1FormA,10mS, 10mS RY73 3501-001154 RELAY-MINIATURE 12Vdc,200mW,3000mA,1FormA,10mS, 10mS RY74 3501-001154 RELAY-MINIATURE 12Vdc,200mW,3000mA,1FormA,10mS, 10mS RY71 3501-001268 RELAY-POWER 12V,0.9W,25000mA,SPST,20mS,10mS SS71 3502-000115 SSR 12Vdc,-,2A,1mS,1mS F701 3601-000263 FUSE-CARTRIDGE 250V,3.15A,TIME-LAG,GLASS,5x20mm F702 3601-001209 FUSE-RADIAL LEAD 250V,1A,TIME-LAG,-,8.5x8mm CN72 3711-000262 HEADER-BOARD TO 1WALL,3P,1R,7.92MM,STRAIGHT,SN, CABLE Samsung Electronics...
  • Page 55 ,RED,-,175022-1 (AMP),ST780400 (KET),TP,220V/50Hz,4mm,160mm,-,- ,TUBE?SSEC 4-WAY DB39-01270G CONNECT WIRE WW2-P/J,#1015 18 AWG,-,1P,- ,BLK,-,175022-1 (AMP),ST780400 (KET),TP,220V/50Hz,4mm,160mm,-,- ,TUBE?SSEC FAN(L) DB39-01270H CONNECT WIRE WW2-P/J,#1015 18 AWG,-,1P,- ,BLU,-,175022-1 (AMP),ST780400 (KET),TP,220V/50Hz,4mm,160mm,-,- ,TUBE?SSEC DB41-00495A PCB-POWER WW2-P/J,FR-1,ONE- LAYER,VERSION1,T1.6,-,-,-,-,SSEC F701 DB61-00924A HOLDER-FUSE -,FH-51B,-,-,-,-,SSEC DB62-03085A HEAT SINK -,A6063,25,15,15,-,-,SSEC Samsung Electronics...
  • Page 56 RY72 3501-001154 RELAY-MINIATURE 12Vdc,200mW,3000mA,1FormA,10mS, 10mS RY74 3501-001154 RELAY-MINIATURE 12Vdc,200mW,3000mA,1FormA,10mS, 10mS RY71 3501-001268 RELAY-POWER 12V,0.9W,25000mA,SPST,20mS,10mS SS71 3502-000115 12Vdc,-,2A,1mS,1mS F701 3601-000263 FUSE-CARTRIDGE 250V,3.15A,TIME-LAG,GLASS,5x20mm F702 3601-001209 FUSE-RADIAL LEAD 250V,1A,TIME-LAG,-,8.5x8mm CN72 3711-000262 HEADER-BOARD TO 1WALL,3P,1R,7.92MM,STRAIGHT,SN, CABLE CN73 3711-003845 HEADER-BOARD TO BOX,11P,1R,2mm,STRAIGHT,SN,WHT CABLE Samsung Electronics...
  • Page 57 ,BLU,-,175022-1 (AMP),ST780400 (KET),TP,220V/50Hz,4mm,170mm,-,- ,TUBE?SSEC FAN(H) DB39-01270F CONNECT WIRE WW2-P/J,#1015 18 AWG,-,1P,- ,RED,-,175022-1 (AMP),ST780400 (KET),TP,220V/50Hz,4mm,160mm,-,- ,TUBE?SSEC FAN(L) DB39-01270H CONNECT WIRE WW2-P/J,#1015 18 AWG,-,1P,- ,BLU,-,175022-1 (AMP),ST780400 (KET),TP,220V/50Hz,4mm,160mm,-,- ,TUBE?SSEC DB41-00495A PCB-POWER WW2-P/J,FR-1,ONE- LAYER,VERSION1,T1.6,-,-,-,-,SSEC F701 DB61-00924A HOLDER-FUSE -,FH-51B,-,-,-,-,SSEC DB62-03085A HEAT SINK -,A6063,25,15,15,-,-,SSEC Samsung Electronics...
  • Page 58 250V,1A,TIME-LAG,-,8.5x8mm CN72 3711-000262 HEADER-BOARD TO 1WALL,3P,1R,7.92MM,STRAIGHT,SN, CABLE CN73 3711-003845 HEADER-BOARD TO BOX,11P,1R,2mm,STRAIGHT,SN,WHT CABLE 3812-001283 WIRE-NO SHEATH CU TCWA,300V,52mm(TAPING),1/ 0.6mm,-,- 3812-001283 WIRE-NO SHEATH CU TCWA,300V,52mm(TAPING),1/ 0.6mm,-,- 3812-001283 WIRE-NO SHEATH CU TCWA,300V,52mm(TAPING),1/ 0.6mm,-,- 3812-001283 WIRE-NO SHEATH CU TCWA,300V,52mm(TAPING),1/ 0.6mm,-,- 3-40 Samsung Electronics...
  • Page 59 RY-3 6042-001009 EYELET ID1.8,OD2.2,L3,-,BRASS RY-4 6042-001009 EYELET ID1.8,OD2.2,L3,-,BRASS ST11 DB26-00066A TRANS POWER -,WW2-VE,-,8-PIN,230V/AC,16.5V/ DC,400mA,-,50hz,-,-,-,-,-,SSEC POWER(N) DB39-01270A CONNECT WIRE WW2-P/J,#1015 18 AWG,-,1P,- ,BLU,-,175022-1 (AMP),ST780400 (KET),TP,220V/50Hz,4mm,170mm,-,- ,SSEC DB41-00495A PCB-POWER WW2-P/J,FR-1,ONE- LAYER,VERSION1,T1.6,-,-,-,-,SSEC F701 DB61-00924A HOLDER-FUSE -,FH-51B,-,-,-,-,SSEC DB62-03085A HEAT SINK -,A6063,25,15,15,-,-,SSEC Samsung Electronics 3-41...
  • Page 60 RY71 3501-001268 RELAY-POWER 12V,0.9W,25000mA,SPST,20mS,10mS F701 3601-000263 FUSE-CARTRIDGE 250V,3.15A,TIME-LAG,GLASS,5x20mm F702 3601-001209 FUSE-RADIAL LEAD 250V,1A,TIME-LAG,-,8.5x8mm CN72 3711-000262 HEADER-BOARD TO 1WALL,3P,1R,7.92MM,STRAIGHT,SN, CABLE CN73 3711-003845 HEADER-BOARD TO BOX,11P,1R,2mm,STRAIGHT,SN,WHT CABLE 3812-001283 WIRE-NO SHEATH CU TCWA,300V,52mm(TAPING),1/ 0.6mm,-,- 3812-001283 WIRE-NO SHEATH CU TCWA,300V,52mm(TAPING),1/ 0.6mm,-,- 3-42 Samsung Electronics...
  • Page 61 ,BLU,-,175022-1 (AMP),ST780400 (KET),TP,220V/50Hz,4mm,170mm,-,- ,SSEC FAN(H) DB39-01270B CONNECT WIRE WW2-P/J,#1015 18 AWG,-,1P,- ,PINK,-,175022-1 (AMP),ST780400 (KET),TP,220V/50Hz,4mm,170mm,-,- ,SSEC 4-WAY DB39-01270C CONNECT WIRE WW2-P/J,#1015 18 AWG,-,1P,- ,BLK,-,175022-1 (AMP),ST780400 (KET),TP,220V/50Hz,4mm,170mm,-,- ,SSEC DB41-00495A PCB-POWER WW2-P/J,FR-1,ONE- LAYER,VERSION1,T1.6,-,-,-,-,SSEC F701 DB61-00924A HOLDER-FUSE -,FH-51B,-,-,-,-,SSEC DB62-03085A HEAT SINK -,A6063,25,15,15,-,-,SSEC Samsung Electronics 3-43...
  • Page 62 2203-000444 C-CER,CHIP 1nF,10%,50V,X7R,2012 C906 2203-000444 C-CER,CHIP 1nF,10%,50V,X7R,2012 C909 2401-003107 C-AL 47uF,20%,16V,GP,TP,5x7,5 X501 2802-001198 RESONATOR-CERAMIC 10MHZ,0.5%,BK,8X3X5.5MM SWO1 3404-001220 SWITCH-TACT 12V,50mA,160gf,6.1x6.1x5.0mm,SPST CN61 3711-000992 HEADER-BOARD TO BOX,5P,1R,2.5MM,ANGLE,SN,WHT CABLE CN43 3711-004067 HEADER-BOARD TO BOX,4P,1R,2mm,ANGLE,SN,NTR CABLE CN44 3711-005319 HEADER-BOARD TO BOX,3P,1R,2.5MM,ANGLE,TIN,BLU CABLE 3-44 Samsung Electronics...
  • Page 63 Electrical Parts List MAIN PCB : DB93-04181A(cont.) Location No. Code No. Description Specification Q’TY SA/SNA Remark IC04 DB09-00516A IC MICOM S3C848AXZZ-QT8A,- ,64P,+5V,10MHz,STM-0648-OA, ROM Size: 48K bytes,8BIT,8BIT,QFP,QFP,- ,8BIT,-40~+85 DB41-00510A PCB-MAIN WW2-P/J,FR-4,TWO- LAYER,VERSION1,T1.6,65*80,-,-,- ,VE,SSEC CN02 DB93-04187A ASSY-CONNECT WIRE WW2,,26AWG,12-PIN,250mm Samsung Electronics 3-45...
  • Page 64: Wiring Diagram

    7. Wiring Diagram   H/P This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 65   C/O This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 66: Schematic Diagram

    Operating Instructions and Installation 8. Schematic Diagram 8-1. Main PCB This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 67 Operating Instructions and Installation 8-2. Power PCB This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 68: Circuit Descriptions

    9. Circuit Descriptions 9-1 PCB Circuit Descriptions 9-1-1 Main PCB This Document can not be used w Samsung Electronics...
  • Page 69 INDOOR TEMPERATURE SENSOR INPUT PART STEP MOTOR CONTROL PART REMOTE RECEIVER PART DISPLAY CONTROL PART MOTOR RPM FEEDBACK without Samsung's authorization.
  • Page 70 PCB Circuit Descriptions 9-1-2 Power PCB This Document can not be used w Samsung Electronics...
  • Page 71 PCB Circuit Descriptions INDOOR FAN CONTROL PART AC/DC PART ZERO CROSSING PART LOAD DRIVE RELAY PART BUZZER DRIVE PART without Samsung's authorization.
  • Page 72: Refrigerating Cycle Diagram

    9-2 Refrigerating Cycle Diagram Outdoor Unit Indoor Unit ※Note Capillary tube Check valve 2 way valve Liquid side Capillary tube Heat Heat Exchanger Exchanger (Evaporator) (Condenser) Gas side 3 way valve 4 way valve Cooling Heating Compressor Gas Leak Check Point Samsung Electronics...
  • Page 73: Pcb Diagram

    10. PCB Diagram The red number connecter is not used. Motor RPM Feedback Temperature Sensor BLADE-H Step Motor MAIN PBA CONNECTOR Indoor Fan Motor Samsung Electronics 10-1...
  • Page 74: Operating Instructions

    The design and shape are subject to change according to the model. Air Inlet Temperature sensor Power(On/Off) button Air filter Air flow blades (under the grille) (outlet) Operation indicator (GREEN) Timer indicator (GREEN) Turbo indicator (RED) Power(On/Off) button 11-1 Samsung Electronics...
  • Page 75 11-1-2 Outdoor Unit Air Inlet(Rear) Air Outlet Connection Valve Samsung Electronics 11-2...
  • Page 76: Main Function

    Automatic (rotated :   Medium High Maximum Dry Mode Press the button on the remote control until is displayed. Fan Mode Press the button on the remote control until is displayed. 11-3 Samsung Electronics...
  • Page 77 After 30 minutes, the air conditioner is reset automatically to the previous setting. • You can select the Turbo function in the Auto, Cool and Heat mode. If you select this function in the Dry or Fan mode, the mode changes to the Auto mode. Samsung Electronics 11-4...
  • Page 78: Wireless Remote Control-Buttons And Display

    Turbo button mode indicator Fan speed adjustment button Fan speed indicator Swing button Air flow direction On Timer indicator On Timer button Off Timer indicator Off Timer button Battery discharge indicator On/Off & Timer Set/Cancel button button 11-5 Samsung Electronics...
  • Page 79: Troubleshooting

    The compressor stops intermittently in a COOL mode or The compressor stops intermittently or the fan speed of the DRY mode, and fan speed of the indoor unit decreases. indoor unit decreases to prevent inside/outside air frozen depending on the inside/outside air temperature. Samsung Electronics 12-1...
  • Page 80: Trouble Check In The Initial Status

    AC200V ~ AC240V Problem with the outdoor unit or PCB outdoor unit remote control. • In 3 minutes, check the voltage No power source Problem with the relay (RY71) or PCB between the indoor unit terminal displayed. block N1 and 1. 12-2 Samsung Electronics...
  • Page 81: Breakdown Diagnosis By Symptoms

    1) Is input voltage normal? 2) Is AC power linked correctly? 3) Is input voltage of DC regulator IC KA7812 (IC01) normal? (11.8VDC-12.2VDC) 4) Is output voltage of DC regulator IC KA7805 (IC02) normal? (4.5VDC-5.5VDC) 2. Troubleshooting procedure Samsung Electronics 12-3...
  • Page 82: Block Diagram

     4 WAY VALVE DRIVE*  S TEPPING MOTOR DRIVE STEPPING MOTOR  B UZZER DRIVE : BLADE UP/DOWN FLAP DC5V ON, OFF TIMER VOLTAGE REGULATOR SELECT TEMPERATURE SELECT(UP/DOWN) DC12V SMPS POWER BLOCK GOOD MORNING OPERATION AC INPUT 13-1 Samsung Electronics...
  • Page 83 Block Diagram DISPLAY PART REMOTECONTROL PART INDOOR FAN CONTROL PART AC/DC PART CONNECT C/W MAIN ZERO CROSSING PART BUZZER CONTROL PART Samsung Electronics 13-2...
  • Page 84: Reference Sheet

    : Only for "XAP", "XAX", "GEM" Buyer. ③ : Use the "③" digit for classification between indoor and outdoor. Indoor  "N" & Outdoor  "X". ④ : Use the “④” digit for KD models. "CKD"  "1" & "SKD"  "2". 14-1 Samsung Electronics...
  • Page 85 Note : • Please measure the refrigerant pressure after the air conditioner operates on testing cooling mode during more than 10 minutes. □ Indoor Temp. Variation : 20°C ~ 32°C □ Outdoor Temp. Variation : -5°C ~ 45°C Low Refrigerant Pressure Distribution **09** **12** Samsung Electronics 14-2...
  • Page 86 □ Indoor Temp. Variation : 20°C ~ 32°C □ Outdoor Temp. Variation : -5°C ~ 45°C Low Refrigerant Pressure Distribution **18** Indoor Temperature 32℃ 29℃ 27℃ 24℃ 21℃ Outdoor Temperature[℃] **24** Indoor Temperature 32℃ 29℃ 27℃ 24℃ 21℃ Outdoor Temperature[℃] 14-3 Samsung Electronics...
  • Page 87: Pressure & Capacity Mark

    0.001341 0.10197 0.73756 4.1868 14.286 0.0056146 0.42693 3.088 1.163 0.27778 3.9683 0.0015596 0.11859 0.85778 0.29307 0.06999 0.252 0.029885 0.21616 3.9302x10 2,544.4 745.7 178.11 641.19 76.04 9.8067 2.3423 8.4322 33.462 0.013151 7.233 1.3558 0.32383 1.1658 4.6262 0.0018182 0.13826 Samsung Electronics 14-4...
  • Page 88: Q & A For Non-Trouble

    It occurs when the drain pump is plugged out or it is out of order. Check the power of the drain pump and the position of the drain hose, and when the pump is faulty, contact the drain pump manufacturer. Samsung Electronics do not manufacture drain pumps. So, we are not able to correct the drain pump problems.
  • Page 89 Set up a sun blind over the outdoor unit and clear the neighboring obstacles from the outdoor unit to provide good ventilation. When it goes off frequently during a heat wave, it would prevent the turn-off and increase the cooling capacity cleaning the outdoor unit or spraying some water to the heat exchanger. Samsung Electronics 14-6...
  • Page 90 There is a cost table. But, our service engineer needs to visit to total up the cost correctly. When you move in, make sure to contact Samsung Electronics Service Center or Authorized Service Agent in advance to streamline the process.
  • Page 91: Cleaning/Filter Change

    Note : • If you have not used the air conditioner for a long period of time, set the fan going for three to four hours to dry the inside of the air conditioner thoroughly. • To close the upper front grille completely after cleaning filters, turn on and turn off the air conditioner. Samsung Electronics 14-8...
  • Page 92 3. Wash the filters with clean water, then dry them in the shade. Bio Filter 4. Insert the filters into the original position. Note : • You can change the position of filters with each other. 5. Close the front grille. 14-9 Samsung Electronics...
  • Page 93: Installation

    Electric and earth work shall meet the "Electric Facility Technology Standard" and the "Internal Wire Regulation" of the Electric Business Laws.  Inspection & Trial Run Upon completion of the tests, you shall make a trial run while you explain the main functions of the air conditioner to finish the installation. Samsung Electronics 14-10...
  • Page 94: Installation Diagram Of Indoor Unit And Outdoor Unit

    3 way valve. And mount the service port cap to 3 way valve. Valve stem Stem cap 7) Check for gas leakage. (gas) - At this time, especially check for gas leakage from the 3 way valve's stem nuts, and from the service port cap. (liquid) Samsung Electronics...
  • Page 95 • Make sure you do not bend the connection pipes in the middle and store together with the cables. • Move the indoor and outdoor units to a new location. • Remove the mounting plate for the indoor unit and move it to a new location. Samsung Electronics 14-12...
  • Page 96: Samsung Electronics

    Mideast & Africa http://mea.samsungportal.com © Samsung Electronics Co., Ltd. Dec. 2007. This Service Manual is a property of Samsung Electronics Co., Ltd. Printed in China. Any unauthorized use of Manual can be punished under applicable International and/or domestic law.

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