Samsung AQV12NSAN Service Manual
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Samsung AQV12NSAN Service Manual

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AIR CONDITIONER
Refer to the service manual in the GSPN(see the rear cover) for the more information.
SPLIT-TYPE AIR CONDITIONER
Basic : AQV12NSAN
Model: AQV09UGAN
AQV12UGAN
Model Code : AQV09UGAN
AQV12UGAN
good' sleep Mode
Catechin Filter
Silver Nano Evaporator
Deodorizing Filter
Anti-Bacterial Cross Fan
AQV09UGAX
AQV12UGAX

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Summary of Contents for Samsung AQV12NSAN

  • Page 1 SPLIT-TYPE AIR CONDITIONER INDOOR UNIT OUTDOOR UNIT Basic : AQV12NSAN Model: AQV09UGAN AQV12UGAN Model Code : AQV09UGAN AQV09UGAX AQV12UGAN AQV12UGAX AIR CONDITIONER CONTENTS good' sleep Mode Catechin Filter Silver Nano Evaporator Deodorizing Filter Anti-Bacterial Cross Fan Refer to the service manual in the GSPN(see the rear cover) for the more information.
  • Page 2 E464 is displayed..............4-18 4-3-14 Comp Rotation error When E467 is displayed................ 4-19 4-3-15 Current sensor error When E468 is displayed................. 4-20 4-3-16 DC-Link voltage sensor error When E469 is displayed............4-21 4-3-17 OTP error When E471 is displayed....................4-22 Samsung Electronics...

  • Page 3: Table Of Contents

    ........................... 17. Wiring Diagram ..........................18. Schematic Diagram ........................8-1.PCB Circuit Description ........................8-1-1.Indoor Unit..............................8-1-2.Display ................................19. Reference Sheet ..........................9-1 Refrigerating Cycle Diagram ......................9-2 Index for Model Name ........................9-3 Distribution chart of the pressure....................... Samsung Electronics...

  • Page 4: Disassembly And Reassembly

    3. Disassembly and Reassembly Necessary Tools Item Remark +SCREW DRIVER MONKEY SPANNER Samsung Electronics...
  • Page 5 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. Samsung Electronics...
  • Page 6 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. Samsung Electronics...
  • Page 7 Procedure Remark 1) Unfasten the screw. 2) Cut the cable tie. 3) Loosen the terminal block wires. (Total 4EA: #N(T)-2EA, #2-TEA, #3-TEA) Caution: The terminal is locking type. So, when you separate terminals, pull pressing the button. Button Samsung Electronics...
  • Page 8 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. Button Samsung Electronics...
  • Page 9 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. Samsung Electronics...
  • Page 10 Operating Instructions and Installation Parts Procedure Remark 12) Take off the main PBA from the ASS’Y Control in. Caution: When you take off the PBA, don’t touch the components. Please hold the PBA both side. Samsung Electronics...
  • Page 11 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. Samsung Electronics...
  • Page 12 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. Samsung Electronics...
  • Page 13 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.) 3-10 Samsung Electronics...
  • Page 14 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.) Samsung Electronics 3-11...
  • Page 15 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.) 3-12 Samsung Electronics...
  • Page 16 2) Detach the Terminal Cover and detach the Connect Comp Wire from Compressor. 3) Disassemble the Felt Comp Sound. 4) Loosen the 3 bolts(CCW) at the bottom of Compressor like the picture on the right side. (Use Monkey Spanner.) Samsung Electronics 3-13...
  • Page 17 MEMO 3-14 Samsung Electronics...

  • Page 18: Exploded Views And Parts List

    Exploded Views and Parts List Operating Instructions and Installation 5. Exploded Views and Parts List 5-1 Indoor Unit Samsung Electronics...
  • Page 19 DB31-00371A MOTOR STEP DC12V,600gf.cm DB69-00839A CUSHION-TRAY RH EPS(30) DB63-02121A TRAY-STABILIZER HIPS DB94-01975A ASSY DRAIN-HOSE ASSY DB96-11360A ASSY EVAP TOTAL ASSY DB96-11359A ASSY EVAP TOTAL ASSY DB61-03650A HOLDER-EVAP HIPS DB94-01874A ASSY-CROSS FAN ASSY ; AS +GF20% DB31-00531A MOTOR FAN Samsung Electronics...

  • Page 20: Outdoor Unit

    Exploded Views and Parts List 5-2 Outdoor Unit Samsung Electronics...
  • Page 21 R410A,SANHUA,3/8” DB99-00968A ASSY-VALVE CHECK ASS’Y DB99-00968A ASSY-VALVE CHECK ASS’Y 21-2 DB62-02283A VALVE SERVICE R410A,SANHUA,1/4” DB93-07024C ASS’Y CONTROL OUT ASS’Y DB93-07024D ASS’Y CONTROL OUT ASS’Y DB64-02117B SCREEN COND BAR P.E.H 100% DB95-01358B THERMISTOR ASS’Y DB93-07548A CONNECT WIRE COMP ASS’Y Samsung Electronics...

  • Page 22: Ass'y Control Out

    Exploded Views and Parts List 5-3 Ass'y Control Out 0.002 0.002 Samsung Electronics...
  • Page 23 Exploded Views and Parts List Operating Instructions and Installation 5. Exploded Views and Parts List 5-1 Indoor Unit Samsung Electronics...
  • Page 24 DB31-00371A MOTOR STEP DC12V,600gf.cm DB69-00839A CUSHION-TRAY RH EPS(30) DB63-02121A TRAY-STABILIZER HIPS DB94-01975A ASSY DRAIN-HOSE ASSY DB96-11360A ASSY EVAP TOTAL ASSY DB96-11359A ASSY EVAP TOTAL ASSY DB61-03650A HOLDER-EVAP HIPS DB94-01874A ASSY-CROSS FAN ASSY ; AS +GF20% DB31-00531A MOTOR FAN Samsung Electronics...
  • Page 25 Exploded Views and Parts List 5-2 Outdoor Unit Samsung Electronics...
  • Page 26 R410A,SANHUA,3/8” DB99-00968A ASSY-VALVE CHECK ASS’Y DB99-00968A ASSY-VALVE CHECK ASS’Y 21-2 DB62-02283A VALVE SERVICE R410A,SANHUA,1/4” DB93-07024C ASS’Y CONTROL OUT ASS’Y DB93-07024D ASS’Y CONTROL OUT ASS’Y DB64-02117B SCREEN COND BAR P.E.H 100% DB95-01358B THERMISTOR ASS’Y DB93-07548A CONNECT WIRE COMP ASS’Y Samsung Electronics...
  • Page 27 Exploded Views and Parts List 5-3 Ass'y Control Out 0.002 0.002 Samsung Electronics...

  • Page 28: Pcb Diagram And Parts List

    6. PCB Diagram and Parts List 6-1. Block Diagram 6-1-1. Ass'y Control In : DB93-06996B Samsung Electronics...

  • Page 29: Indoor Main Pcb

    6-1-2. Indoor Main PCB : DB93-07430B Samsung Electronics...

  • Page 30: Indoor Display Pcb

    #8:MPI Display Control 6-1-4. Outdoor Main PCB AQV09UGAX : DB93-07108C AQV12UGAX : DB93-07108D Power N Wire Power L Wire AC FAN Wire Communication Wire 4 Way Valve Wire DIS/OUTDOOR/COND Temperatrue Sensor EEV Connector Download Connector Reactor Wire Compressor Wire Samsung Electronics...

  • Page 31: Outdoor Emi Pcb

    6-1-5 .Outdoor EMI PCB DB93-07050A POWER N WIRE POWER L WIRE EARTH WIRE POWER N WIRE POWER L WIRE Samsung Electronics...

  • Page 32: Electrical Parts List

    R-CHIP 6.8Kohm,5%,1/10W,TP,1608 R301 2007-000090 R-CHIP 10Kohm,5%,1/10W,TP,1608 R302 2007-000090 R-CHIP 10Kohm,5%,1/10W,TP,1608 R406 2007-000090 R-CHIP 10Kohm,5%,1/10W,TP,1608 R501 2007-000090 R-CHIP 10Kohm,5%,1/10W,TP,1608 R6105 2007-000090 R-CHIP 10Kohm,5%,1/10W,TP,1608 R6602 2007-000090 R-CHIP 10Kohm,5%,1/10W,TP,1608 R361 2007-000097 R-CHIP 47Kohm,5%,1/10W,TP,1608 R362 2007-000097 R-CHIP 47Kohm,5%,1/10W,TP,1608 R0102 2007-000109 R-CHIP 1Mohm,5%,1/10W,TP,1608 Samsung Electronics...
  • Page 33 X0101 Samsung Electronics...
  • Page 34 VA71 Samsung Electronics...
  • Page 35 R-CHIP 330ohm,5%,1/10W,TP,1608 R303 2007-000077 R-CHIP 470ohm,5%,1/10W,TP,1608 R304 2007-000077 R-CHIP 470ohm,5%,1/10W,TP,1608 R323 2007-000077 R-CHIP 470ohm,5%,1/10W,TP,1608 R342 2007-000077 R-CHIP 470ohm,5%,1/10W,TP,1608 R207 2007-000080 R-CHIP 2Kohm,5%,1/10W,TP,1608 R208 2007-000080 R-CHIP 2Kohm,5%,1/10W,TP,1608 R104 2007-000082 R-CHIP 3.3Kohm,5%,1/10W,TP,1608 R413 2007-000082 R-CHIP 3.3Kohm,5%,1/10W,TP,1608 R305 2007-000084 R-CHIP 4.7Kohm,5%,1/10W,TP,1608 Samsung Electronics...
  • Page 36 Samsung Electronics...
  • Page 37 6-10 Samsung Electronics...
  • Page 38 Samsung Electronics 6-11...
  • Page 39 DB39-00961T CBF LEAD WIRE -,SH12BWH,-,120,10A,230V/50Hz,-,BRW,-,-,INVERTER DB39-00961U CBF LEAD WIRE -,SH12BWH,-,120,10A,230V/50Hz,-,BLU,-,-,INVERTER DB39-00998C CONNECT WIRE KFR-35(25)GW,-,-,2P,-,BRN/SKYBLU,-,-,-,-,220V,-,140,-,-,AC POWER WIRE DB41-00722A PCB SUB-EMI Forte 9K/12K(XSA),CEM-1,1,V1.0,T1.6,200*160,Q,5,EMI,-,- DB47-00016A POSISTOR DSA-332MA,2pF MAX,100MOhm,ASM-3500 DB67-00942A VIVALDI-P/J,SHP2,-,-,-,GREEN,SSEC FT00 DB98-17990A ASSY-EMI FILTER SH12BWH,LS615044 FT01 DB98-17990A ASSY-EMI FILTER SH12BWH,LS615044 6-12 Samsung Electronics...
  • Page 40 Check the distance between the product and the other electronic appliances such as TV, Video, and audio. It should be over 2m. - If not, it causes a bad picture quality or a noise. Repairing the products by consumer should be strictly prohibited. - There is a danger of electric shock or fire due to incorrect disassembly. Samsung Electronics...

  • Page 41: Precautions For The Safety

    - There is a danger of electric shock. In case the product will not be in use for a long time, the battery of remote control should be kept separately. - Leakage of inside fluid can cause break down of remote control. Samsung Electronics...

  • Page 42: Product Specifications

    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. Mode The Micro Plasma Ion mode creates strong purified zone in your room. Samsung Electronics...
  • Page 43 2-1-2 Modified items compared with Basic model Modified New contents New model New model part and characteristic AQV09UGA AQV12UGA Indoor Indoor Design changed Outdoor chassis changed Samsung Electronics...

  • Page 44: The Comparative Specifications Of Product

    D*L(mm) 9.52*5000 9.52*5000 pipe 6.35*5000 6.35*5000 Drain Hose D*L(mm) 18*2000 18*2000 Heat exchanger Φ7.0,2R*10(9)S*605 Φ9.52,1R*20S*757.6 Φ7.0,2R*10S*605 Φ9.52,1R*20S*757.6 Φ7.0,2R*4(3)S*575 Φ7.0,2R*4S*575 Refrigerant R410A, 850 R410A, 850 Freezer oil capacity Refrigerant Control unit CAPILLARY CAPILLARY Compressor G4C090LUDER G4C090LUDER Protection device(OLP) Samsung Electronics...
  • Page 45 Remote Control DB93-07073E Batteries for Remote Control DB47-90024A Indoor Unit User’s Manual DB98-29980A Installation Manual DB98-29786A Drain Plug DB67-20011A Outdoor Unit Rubber Leg DB73-20134A 2-3-2 Filter Image Part name Code no Remark DB63-02143A(Left) Pre-filter wash in water DB63-02144A(right) Samsung Electronics...

  • Page 46: Reference Sheet

    9-1 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 47: Index For Model Name

    (4) (5) Capacity 208~230V,60Hz Neo Forte 9,000 Btu 200~220V,50Hz Prism 12,000 Btu 220~240V,50Hz Vivaldi Smart 18,000 Btu Forte Smart(SSEC) 24,000 Btu Tiffany 30,000 Btu Vivaldi (Standard) (7-1) indoor/outdoor 36,000 Btu Vivace Indoor unit Outdoor unit Forte Smart (TSE) Tsar Samsung Electronics...

  • Page 48: Distribution Chart Of The Pressure

    DB21/WB15 DB27/WB19 DB32/WB23 DB21/WB15 DB27/WB19 DB32/WB23 7.12 8.43 10.0 7.41 8.43 10.2 11.4 8.16 10.9 10.7 12.0 AQV09UG* Indo o r Temperature 3 2 Outdoor Temperature [ ] AQV12UG* Indo o r Temperature 3 2 Outdoor Temperature [ ] Samsung Electronics...
  • Page 49 Asia http://asia.samsungportal.com Mideast & Africa http://mea.samsungportal.com This Service Manual is a property of Samsung Electronics Co., Ltd. © Samsung Electronics Co., Ltd. Sep. 2008. Any unauthorized use of Manual can be punished under applicable Code No. DB98-29945A(1) International and/or domestic law.

  • Page 50: Schematic Diagram

    8. Schematic Diagram 8-1-1 Indoor Unit Samsung Electronics...

  • Page 51: Display

    8-1-2.Display Samsung Electronics...
  • Page 52 DISPLAY DRIVING PART SWITCH PART REMOCON SIGNAL RECEIVING PART MPI DISPLAY DRIVING PART LED LAMP PART...
  • Page 53 8-2.Outdoor Unit Samsung Electronics...
  • Page 54 SMPS PART BLDC FAN CONTROL ZERO CROSSING PART TEMPERATURE SENSOR COMMUNICATION PART INVERTER PART Samsung Electronics...
  • Page 55 8. Schematic Diagram 8-1-1 Indoor Unit Samsung Electronics...
  • Page 56 8-1-2.Display Samsung Electronics...
  • Page 57 DISPLAY DRIVING PART SWITCH PART REMOCON SIGNAL RECEIVING PART MPI DISPLAY DRIVING PART LED LAMP PART...
  • Page 58 8-2.Outdoor Unit Samsung Electronics...
  • Page 59 SMPS PART BLDC FAN CONTROL ZERO CROSSING PART TEMPERATURE SENSOR COMMUNICATION PART INVERTER PART Samsung Electronics...

  • Page 60: Setting Option Setup Method

    Every time you push the button, the display panel reads ..repeatedly. Push the button to Push the button to set the display panel to . Every time you push the button, the display panel reads ..repeatedly. Samsung Electronics...
  • Page 61 If all lamps of indoor unit are flickering, Plug out, plug in power plug again and press ON/OFF key to retry. 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 62 OPTION ITEMS REMOCON SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 MODEL AQV9UGA AQV12UGA Samsung Electronics...
  • Page 63 - Check the assembling status of Fan connector(CN01) the outdoor PCB - Check the wire color of fan connector When it occur first, it shows Error. Outdoor Fan error Continue 4-3-10 After 10 minutes, it can be operating. Samsung Electronics...
  • Page 64 - Check the refrigerant of compressor shows Error. capacity miss - Reset remote-control option code Continue 4-3-20 match DC-Link voltage it operates after 3 minutes. under/over error Operation If outside temperature come back within Continue Condition Error the normal range, it operates. Samsung Electronics...
  • Page 82 Exchange the one of them according to the exact outdoor unit model spec Re-set the option code again at indoor unit Is the capacity miss match error appeared Terminate the service again? Exchange the outdoor unit’s PBA Samsung Electronics 4-23...
  • Page 83 Is the resistance for the Exchange the OUTDOOR PCB. detection of DC Link voltage normal? Is the resistance value of Exchange the OUTDOOR PCB. DC Link discharge normal? Is the reactor insulation damaged? Exchange the OUTDOOR PCB. Exchange the reactor. 4-24 Samsung Electronics...
  • Page 91 MEMO 4-32 Samsung Electronics...

  • Page 92: Wiring Diagram

    7. Wiring Diagram Samsung Electronics...
  • Page 93 Samsung Electronics...

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