Samsung AR09HSFNBWKNET Service Manual
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Samsung AR09HSFNBWKNET 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
INDOOR
MODEL CODE AR09HSFNBWKNET AR09HSFNBWKXET
AR12HSFNBWKNET AR12HSFNBWKXET
AR09HSFSBWKNZE AR09HSFSBWKXZE
AR09HSFNBWKNZE AR09HSFNBWKXZE
AR12HSFSAWKNZE AR12HSFSAWKXZE
AR12HSFNBWKNZE AR12HSFNBWKXZE
AR12HSFSRWKNER AR12HSFSRWKXER
AR12HSFNRWKNER AR12HSFNRWKXER
AR09HSSDRWKNER AR09HSSDRWKXER
AR09HSFSBWKNET AR09HSFSBWKXET
BASIC CODE AR12HSFSAWKNET AR12HSFSAWKXET
CONTENTS
1
P .
e r
a c
t u
o i
s n
2. Product Specifications
3. Alignment and Adjustments
4. Disassembly and Reassembly
5. Disassembly WIFI
6. Electrical Parts List
7. Wiring Diagram
8. PCB Diagram
9. Operating Instructions
10. Troubleshooting
11. Block Diagram
12. Reference Sheet
OUTDOOR

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Summary of Contents for Samsung AR09HSFNBWKNET

  • Page 1 SPLIT-TYPE AIR CONDITIONER INDOOR OUTDOOR MODEL CODE AR09HSFNBWKNET AR09HSFNBWKXET AR12HSFNBWKNET AR12HSFNBWKXET AR09HSFSBWKNZE AR09HSFSBWKXZE AR09HSFNBWKNZE AR09HSFNBWKXZE AR12HSFSAWKNZE AR12HSFSAWKXZE AR12HSFNBWKNZE AR12HSFNBWKXZE AR12HSFSRWKNER AR12HSFSRWKXER AR12HSFNRWKNER AR12HSFNRWKXER AR09HSSDRWKNER AR09HSSDRWKXER AR09HSFSBWKNET AR09HSFSBWKXET BASIC CODE AR12HSFSAWKNET AR12HSFSAWKXET AIR CONDITIONER CONTENTS 2. Product Specifications 3. Alignment and Adjustments 4.

  • Page 2: Table Of Contents

    6. Electrical Parts List ························································································ 6-1 6-1 INDOOR MAIN PCB (DB92-02873A)············································································································· 6-2 OUTDOOR MAIN PBA(DB92-02866A) ····················································································· 6-3 ASSY WIFI PCB ·············································································································· ······ 6-11 7. Wiring Diagram······························································································ 7-1 7-1 Indoor Unit····························································································································································· 7-2 Outdoor Unit ························································································································································ 7-3 ASSY WIFI KIT ························································································································································ Samsung Electronics...
  • Page 3 12. Reference Sheet···························································································12-1 12-1 Low Refrigerant Pressure Distribution····································································································· 12-1 12-2 Pressure & Capacity mark······························································································································ 12-1 12-3 Q & A for Non-trouble····································································································································· 12-2 12-4 Cleaning /Filter Change································································································································· 12-5 12-5 Installation··························································································································································· 12-6 12-6 Installation Diagram of Indoor Unit and Outdoor Unit···································································· 12-7 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

    Never store or load the air conditioner upside down or sideways to prevent the damage to the compressor. Young children or infirm persons should be always supervised when they use the air conditioner. Max current is measured according to IEC standard for safety. Current is measured according to ISO standard for energy efficiency. Samsung Electronics...

  • Page 6: Product Specifications

    - Don’t worry about the trouble-shooting in your home Triple Protector Plus - Use longer without damage in unsuitable conditions Easy Installation - Secure the easy Installation of Indoor unit and pipe connection Easy Filter - Quick and easy to clean filter saves time and effort Samsung Electronics...

  • Page 7: Product Specifications

    -10 ℃ ~46 ℃ -10 ℃ ~46 ℃ -10 ℃ ~46 ℃ Operation condition range Heating -15 ℃ ~24 ℃ -15 ℃ ~24 ℃ -15 ℃ ~24 ℃ -15 ℃ ~24 ℃ -15 ℃ ~24 ℃ Samsung Electronics Samsung Electronics...
  • Page 8 -10 ℃ ~46 ℃ -10 ℃ ~46 ℃ -10 ℃ ~46 ℃ Operation condition range Heating -15 ℃ ~24 ℃ -15 ℃ ~24 ℃ -15 ℃ ~24 ℃ -15 ℃ ~24 ℃ -15 ℃ ~24 ℃ Samsung Electronics Samsung Electronics...

  • Page 9: The Comparative Specifications Of Product

    43(Sound Pressure)/56(Sound Power) 43(Sound Pressure)/56(Sound Power) Noise Outdoor Unit 53/(Sound Pressure)/62(Sound Power) 53/(Sound Pressure)/62(Sound Power) 53/(Sound Pressure)/62(Sound Power) 53/(Sound Pressure)/62(Sound Power) 53/(Sound Pressure)/62(Sound Power) Air Purifying System Filter FULL HDFILTER FULL HDFILTER FULL HDFILTER FULL HDFILTER FULL HDFILTER Samsung Electronics Samsung Electronics...
  • Page 10 41(Sound Pressure)/54(Sound Power) 41(Sound Pressure)/54(Sound Power) Noise Outdoor Unit 53/(Sound Pressure)/62(Sound Power) 53/(Sound Pressure)/62(Sound Power) 53/(Sound Pressure)/62(Sound Power) 51(Sound Pressure)/59(Sound Power) 51(Sound Pressure)/59(Sound Power) Air Purifying System Filter FULL HDFILTER FULL HDFILTER FULL HDFILTER FULL HDFILTER FULL HDFILTER Samsung Electronics Samsung Electronics...

  • Page 11: Accessory And Option Specifications

    User’s & Installation Manual Indoor unit case DB68-04211A 12 (03 frame) DB68-04212A DB68-04209A Wi-Fi Manual 12 (03 frame) DB68-04215A M4x10 Tapped Screws DB97-23032A M4 x 16 Tapped Screws DB97-11984A Drain Plug DB67-20011A Outdoor unit case Rubber Leg DB73-20134A Samsung Electronics...

  • Page 12: Alignment And Adjustments

    Because the teat 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 Note and must turn off the power of the air conditioner. Samsung Electronics...
  • Page 13 EEPROM Data Error (Main Micom Inv Micom) E474 Heatsink Sensor Error E483 Over Voltage Protection Error E484 PFC Over Load Error E485 Input Current Sensor Error E488 AC Input Voltage Sensor Error E500 Heatsink Over Temperature Error E554 Gas Leak Error Samsung Electronics...

  • Page 14: Outdoor Led Display Error And Check Method

    DC-Link Voltage Sensor Error AC Input Voltage Sensor Error AC Input I_Limit Trip Error Gas Leak Error EEV or Valve Close error-Self diagnosis Test Operation at Cooling Mode Test Operation at Heating Mode LED ON, LED OFF, LED BLINKING Samsung Electronics...

  • Page 15: Setting Option Setup Method

    1. Tack out the batteries of remote control. 2. Press the temperature button simultaneously and insert the battery again. 3. Make sure the remote control display shown as Step 2 Enter the Options Setup mode and select your options asscording to the following procedure. Samsung Electronics...
  • Page 16 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 input of option is completed. (If the deriving sound isn’t heard, try again pressing the ON/OFF button.) Samsung Electronics...
  • Page 17 Every time you push the button, the display panel reads . . . repeatedly. Push the Mode button to set the display panerl to 1. Every time you push the button, the display panel reads . . . repeatedly. Samsung Electronics...
  • Page 18 200000 300000 010005 156A37 272328 372534 034746 10474E AR12HSFSRWK/ER 200000 300000 010005 156A37 272328 372534 034746 10474E AR12HSFNRWK/ER 200000 300000 011345 156215 271920 372514 033D3E 102F3F AR09HSSDRWK/ER 200000 300000 010005 156A15 271921 372534 034040 103341 AR09HSFSBWK/ET 200000 300000 Samsung Electronics...
  • Page 19 4) Execute the Inverter Download program 5) Select COM Port and connect 4) CLICK 6) Open the file (*.src) 7) Click the Start button and reset the power Reset power Waiting down load Download 6) CLICK 5) CLICK 7) CLICK Samsung Electronics...
  • Page 20 PIN# 1:RXD, 2:TXD, 9:GND, 10:VCC 4) Execute the Inverter Download program 5) Select COM Port and connect 4) CLICK 6) Open the file(*.src) 7) Click the Start button Waiting down load Download 6) CLICK 5) CLICK 7) CLICK 3-10 Samsung Electronics...

  • Page 21: Disassembly And Reassembly

    4. Disassembly and Reassembly Necessary Tools Item Remark +SCREW DRIVER MONKEY SPANNER - SCREW DRIVER Samsung Electronics...

  • Page 22: Indoor Unit

    2) Detach FILTER PRE from the PANEL FRONT. 3) Cover Panel is assembled on bottom of indoor unit as shown in the figure. Remove the Cap Screw as shown on the right side and then remove the screw and separate the Cover Panel. Samsung Electronics...
  • Page 23 5) Separate the hook after pushing both end of Cover Panel as shown in the figure. (Watch out for the damage of the hook) 6) Raise front part upward obliquely as shown in the figure and then remove the hooks. Samsung Electronics...
  • Page 24 Assembly of Cover Panel after service end. - Reassembly is in the reverse order of the removal. - Piping and drain hose must be careful not to damage and Progress must be done with both hands. Hook (Side) Hook (Center) Screw Cap Screw Samsung Electronics...
  • Page 25 4 HOOK Structures. When separate the hook : Use the (-) screw Driver. (-)Screw Driver Insert the hook and then pull the hook as shown on the right side. (Watch out for the damage of the hook) Samsung Electronics...
  • Page 26 Parts Procedure Remark 9) Remove the Panel Frame from the Main Frame as shown on the right side. 10) Remove the WIFI KIT connector. WIFI KIT connector is located of Panel Front. (For model with WIFI KIT) Samsung Electronics...
  • Page 27 7) Loosen the terminal block wires. Caution: When you separate the connector, pull pressing the locking button. 8) Loosen the Thermistor wire connector, Display wire connector. Caution: When you separate the connector, pull pressing the locking button. Samsung Electronics...
  • Page 28 9) Take off the CASE-CONTROL from the main frame after loosen the remaining connector. Caution: When you separate the connector, pull pressing the locking button. TRAY DRAIN 1) To detach TRAY-DRAIN from the main frame, pull the bottom of the TRAY-DRAIN towards you. Samsung Electronics...
  • Page 29 2) Unfasten the screw at the left side. (use + Screw Driver) 3) Unfasten the screw at the right side. (use + Screw Driver) 4) To detach Evaporator from the main frame, pull the bottom of the Evaporator towards you. Samsung Electronics...
  • Page 30 FAN MOTOR 1) Unfasten the screw. (use + Screw Driver) & CROSS FAN 2) Detach the FAN Motor case. 3) Unfasten the screw a little. (use + Screw Driver) 4) Pull the CROSS-FAN to the left side. 4-10 Samsung Electronics...
  • Page 31 - Confirm Seal of backside necessarily after replace of Assy SPI Lamp. - Seal should be close adhesion to SPI Lamp. - Measure as shown on the right side since replace. (If the seal is not close adhesion perfectly : Defectiveness can happen) Samsung Electronics 4-11...

  • Page 32: Outdoor Unit

    4-2. Outdoor Unit (12K) Parts Common Work 1) Loosen each screws and detach the Cabi Top Cover. 2) Loosen screws of the Cabi Front and detach it. 4-12 Samsung Electronics...
  • Page 33 3) Remove the 4 Cond Bar from the holder of outdoor unit cabinet. 4) Loosen fixing screws from the Cabi Front Lh and detach it. 5) Loosen fixing screws from the Cabi Side Rh and detach it. Samsung Electronics 4-13...
  • Page 34 2) Detach the Fan Propeller. 3) Loosen 4 fixing screws to detach the Motor. (Use Monkey Spanner.) 4) Disconnect the wire between Ass’y Control Out and Motor. 8) Loosen 2 fixing bolts and detach the Bracket Motor 4-14 Samsung Electronics...
  • Page 35 3) Detach several connectors from the PCB of Ass’y Control Out. Heat Exchanger 1) Release the refrigerant at first. 2) Loosen fixing screw on both sides. 3) Disassemble the pipes in both inlet and outlet with welding torch. 4) Detach the Heat Exchanger. Samsung Electronics 4-15...
  • Page 36 Parts Procedure Remark Compressor 1) Loosen the fixing nut and detach the Compressor Lead Wire. (Use Monkey Spanner.) 2) Loosen the bolts at the bottom of Compressor like the picture on the right side. (Use Monkey Spanner.) 4-16 Samsung Electronics...

  • Page 37: Disassembly Wifi

    CASE from Case-WIFI Button Separate Case-WIFI Top BUTTON from Case-WIFI Button Detach Assy Connector Wire from Case-WIFI Button WIRE *Caution When you separate the connector , pull press -ing the locking button Separate PBA WIFI from Case-WIFI Button Samsung Electronics...

  • Page 38: Assy Control In

    DB92-02873A MAIN PBA STD4 DB92-02861A POWER PBA STD11W WIRE-SADDLE DB71-50021A WIRE-SADDLE DB93-14208A ASSY CONNECTOR WIRE-DC power-main(310V 19V) DB95-05163A ASSY THERMISTOR IN sensor 1room，2evap DB93-14221A ASSY CONNECTOR WIRE-DC main-power(SMPS IN) DB93-14202A ASSY CONNECTOR WIRE-DC DB93-14211A ASSY CONNECTOR WIRE-DC main-Wifi Samsung Electronics...
  • Page 39 TH,M4,L10,ZPC(WHT),SWRCH18A  6002-000231 SCREW M4,L12,ZPC(WHT),SWRCH18A  HOLDER-WIRE CLAMP DB61-05871A HOLDER-WIRE CLAMP DB92-02873A MAIN PBA STD4 DB92-02861A POWER PBA STD11W WIRE-SADDLE DB71-50021A WIRE-SADDLE DB93-14208A ASSY CONNECTOR WIRE-DC power-main(310V 19V) DB95-05163A ASSY THERMISTOR IN sensor 1room，2evap DB93-14202A ASSY CONNECTOR WIRE-DC main-power(SMPS IN) Samsung Electronics...
  • Page 40 HOLDER-WIRE CLAMP DB61-05871A HOLDER-WIRE CLAMP DB92-02873A MAIN PBA STD4 DB92-02861A POWER PBA STD11W WIRE-SADDLE DB71-50021A WIRE-SADDLE DB93-14208A ASSY CONNECTOR WIRE-DC power-main(310V 19V) DB95-05163A ASSY THERMISTOR IN sensor 1room，2evap Step-main(Left) DB93-14205A ASSY CONNECTOR WIRE-DC main-power(SMPS IN) DB93-14202A ASSY CONNECTOR WIRE-DC Samsung Electronics...

  • Page 41: Assycontrolout

    DB90-06308P 9 ASSYCOVERCONTROL-UP DB90-07729A 组件 10 ASSYCASECONTROL DB90-07833A 11 ASSY-SCREWMACHINE DB91-00933A 12 ASSYPCBSUB DB92-02836A 13 ASSYMODULE DB92-02862A 14 ASSYPCBMAIN DB92-02866A 15 ASSYCONNECTORWIRE DB93-09493C 16 ASSYCONNECTORWIRE DB93-09497E 17 ASSYCONNECTORWIRE-POWER DB93-14275A 18 ASSYCONNECTORWIRE-DCSIGN DB93-14276A 19 ASSYCONNECTORWIRE-DCSIGN DB93-14277A 20 ASSYCONNECTORWIRE-DCSIGN DB93-14278A Samsung Electronics...

  • Page 42: Electrical Parts List

    IC11 IC-VOLTAGE COMP. 1203-006245 IC03 IC-VOL. DETECTOR 1203-007526 IC02 IC-POSI.FIXED REG. 2007-000029 R850 R-CHIP 2007-000029 R851 R-CHIP 2007-000067 R713 R-CHIP 2007-000072 R717 R-CHIP 2007-000076 R601 R-CHIP 2007-000076 R602 R-CHIP 2007-000076 R716 R-CHIP 2007-000078 R703 R-CHIP 2007-000078 R706 R-CHIP Samsung Electronics...
  • Page 43 R529 R-CHIP 2007-000148 R530 R-CHIP 2007-000148 R531 R-CHIP 2007-000148 R532 R-CHIP 2007-000148 R533 R-CHIP 2007-000148 R534 R-CHIP 2007-000148 R543 R-CHIP 2007-000148 R544 R-CHIP 2007-000148 R807 R-CHIP 2007-000148 R808 R-CHIP 2007-000148 R810 R-CHIP 2007-000148 R824 R-CHIP 2007-000148 R903 R-CHIP Samsung Electronics...
  • Page 44 C522 C-CER,CHIP 2203-005249 C529 C-CER,CHIP 2203-005249 C530 C-CER,CHIP 2203-005249 C531 C-CER,CHIP 2203-005249 C533 C-CER,CHIP 2203-005249 C702 C-CER,CHIP 2203-005249 C704 C-CER,CHIP 2203-005249 C710 C-CER,CHIP 2203-005249 C712 C-CER,CHIP 2203-005249 C713 C-CER,CHIP 2203-005249 C802 C-CER,CHIP 2203-005249 C803 C-CER,CHIP 2203-005249 C805 C-CER,CHIP Samsung Electronics...

  • Page 45: Indoor Main Pcb (Db92-02873A)

    C804 C-CER,CHIP 2203-007486 C808 C-CER,CHIP 2402-000120 C706 C-AL,SMD 2402-001145 C701 C-AL,SMD 2402-001145 C703 C-AL,SMD 2802-001211 X501 RESONATOR-CERAMIC DB41-01221A PCB MAIN PCB MAIN DB91-01550A IC04 ASSY MICOM 0903-001864 IC-MICROCONTROLLER DB98-31449A ASSY-LABEL MICOM ASSY-LABEL MICOM DC68-02310A LABEL-BAR CODE LABEL-BAR CODE Samsung Electronics...

  • Page 46: Outdoor Main Pba(Db92-02866A)

    TSSOP,TR,14P,5x4.4x1.2mm,100,5.5V,- 1201-002946 IC451 IC-OP AMP 40to+85C,63dB,1,1nA,1nA,1.7mV 1203-002835 IC154 IC-POSI.FIXED REG. 7805,3P,6.6x6.1mm,PLASTIC,4.8V/5.2V,1.3W,-40to+85,1A,TP 1203-002986 IC155 IC-POSI.FIXED REG. 7812,3P,6.6x6.1mm,PLASTIC,11.5/12.5V,1.3,150C,1A,TP KIA7042AT,TSM,3P,2.9x1.6mm,PLASTIC,4.2V,350mW,- 1203-004967 IC502 IC-VOL. DETECTOR 30to+75C,20mA,-,- 1405-000154 VA002 VARISTOR 560V,460Vdc,4500A,17.5x7.5mm,BK,920V,600pF 1405-000154 VA003 VARISTOR 560V,460Vdc,4500A,17.5x7.5mm,BK,920V,600pF 1405-001239 VA001 VARISTOR 680V,560Vdc,6000A,17x7.3mm,BK,1120V,350pF 1405-001239 VA401 VARISTOR 680V,560Vdc,6000A,17x7.3mm,BK,1120V,350pF Samsung Electronics...
  • Page 47 OUTDOOR MAIN PBA(DB92-02866A) Q'TY Samsung Electronics...
  • Page 48 OUTDOOR MAIN PBA(DB92-02866A) Q'TY Samsung Electronics...
  • Page 49 OUTDOOR MAIN PBA(DB92-02866A) Q'TY 2201-000540 C425 C-CERAMIC,DISC 4.7nF,20%,2000V,Y5U,12x5mm,10mm 2201-002002 C004 C-CERAMIC,DISC 4.7nF,20%,400V,Y5U,16x6mm,10mm 2201-002002 C005 C-CERAMIC,DISC 4.7nF,20%,400V,Y5U,16x6mm,10mm 2201-002002 C012 C-CERAMIC,DISC 4.7nF,20%,400V,Y5U,16x6mm,10mm 2201-002002 C013 C-CERAMIC,DISC 4.7nF,20%,400V,Y5U,16x6mm,10mm 2201-002427 C901 C-CERAMIC,DISC 2.2nF,K(10%),2000V,Y5P,12.5x5mm,7.5mm Samsung Electronics...
  • Page 50 OUTDOOR MAIN PBA(DB92-02866A) Q'TY Samsung Electronics...
  • Page 51 C I - SUPPORT- DB61-05916A SUPPORT-PCB XS01_V2MD,HIPS,S834S1,15.5g,BLACK Soc 1Phase PF2,PF3,PF4,PF6,STM-125F-OA, HART-I910, 64LQFP, ROM DB91-01517A IC501 ASSY MICOM 64KB HART-I910,LQFP,64Z30,12x12mm,8MHz,5V,600mW,- 0903-001843 IC-MICROCONTROLLER 40to+85C,12KB,64KB,Inverter SOC,Inverter SOC RAC A3050 Outdoor Micom,STM-130C-OS, S3FM02G, 128TQFP, ROM DB91-01534A IC201 ASSY MICOM 384KB 4 - , 6-10 Samsung Electronics...

  • Page 52: Assy Wifi Pcb

    6-4 ASSY WIFI PCB ASSY WIFI PCB CONVERTER PBA Samsung Electronics 6-11...
  • Page 53 1 - nRST 2 - GND 3 - 5V 4 - UART RX 5 - UART TX FLASH SDRAM RF IC CONVERTER CONNECTOR LABEL 6-12 Samsung Electronics...

  • Page 54: Wiring Diagram

    7. Wiring Diagram 7-1 Indoor Unit DB68-04014A-1 Samsung Electronics...

  • Page 55: Outdoor Unit

    7-2 Outdoor Unit Samsung Electronics...

  • Page 56: Assy Wifi Kit

    7-3 ASSY WIFI KIT CONVERTER RX(Wi - Fi) TX(MAIN) TX(Wi - Fi) RX(MAIN) CON TO MAIN PBA CON TO Wi-Fi PBA 5V OUT 12V IN CONVERTER BLOCK Samsung Electronics...

  • Page 57: Pcb Diagram

    #2 : N.C #1 : DC 5V #1 : DC 310V~340V #9 : GND #2 : GND #2,#3 : N.C #10 : DC 12V #3 : DC 12V #4 : DC 19V~27V #5 : AGND CN31 - DOWNLOAD DOWNLOAD Samsung Electronics...

  • Page 58: Outdoor Pcb

    #4 : DC 15V #5 : FAN RPM #6 : FAN FEEDBACK CN002 - POWER-L CN003 - EARTH CN150 - SMPS AC CN402 - COMP #1 : W #1 : L #1 : EARTH #1,#3 : AC220~240V #3 : U Samsung Electronics...

  • Page 59: Wire Connecting The Indoor Unit Terminal Blocks

    If not, there exists a possibility of fire which can be caused by electric heat in the connecting part. : Good Bad : Ring terminal is connected reversely Bad : Not clamped Screw Bad : In the gap between Ring terminal & Screw Bad : Unused Ring Terminal Samsung Electronics...

  • Page 60: Operating Instructions

    Filter Reset indicator( Temperature / Indicador Power Auto clean indicator( ) / DRED(Demand Response Enabling Indicador de Cronómetro/Limpeza Devices) indicator( , , ) Automática Botão Power (Ligar/Desligar)/ Receptor do controlo remoto Power button Indicador Single User Wi-Fi indicator Timer indicator Samsung Electronics...

  • Page 61: Wireless Remote Control-Buttons And Display

    Switch the function of the button on the remote controller. Filter Reset Reset the Filter Clean reminder Usage Display the amount of power consumption for few seconds on the indoor unit display: To silence the beep sound when pressing the button. Samsung Electronics...

  • Page 62: Troubleshooting

    HEAT mode, and indoor fan and out- Indoor fan and outdoor fan stop operation door fan do not operate intermittently for within 20% intermittently in a HEAT mode. of the total heater operation. Samsung Electronics 10-1...

  • Page 63: Communication Error

    Is the power is normal? Exchange the PBA of no power unit (check the LED Lamp) Exchange the indoor unit PBA. Is the communication error occurred again? Terminate the service. Exchange the outdoor unit PBA. 10-2 Samsung Electronics...
  • Page 64 Is the connection of power cable supply power and measure the voltage of #1-#2 in and communication cable normal? the connector Exchange the indoor PBA Below 0.5V or Over 4.5V? Micom error or connector check Exchange the indoor PBA Samsung Electronics 10-3...
  • Page 65 Is the connection of power cable supply power and measure the voltage of #3-#4 and communication cable normal? and #5-#6 in the connector Exchange the indoor PBA Below 0.5V or Over 4.5V? Micom error or connector check Exchange the indoor PBA 10-4 Samsung Electronics...
  • Page 66 Is the connected louver wire? Does operation start when swing button of the Normal remote control unit pushed? Is the voltage changeable at the pin#2~#5 of CN61, Exchange the PBA CN62, CN63 (louver connector)? Up/Down louver motor is faulty. Samsung Electronics 10-5...
  • Page 67 Is the voltage of CN72 Exchange the Indoor PBA #3-#5 and #3-#6 with in 1Vdc~15Vdc during the operation? PBA problem or Motor problem Change the PBA first and check the operation Exchange the Fan motor 10-6 Samsung Electronics...
  • Page 68 Is the connection of power cable supply power and measure the voltage of "B"in the connector and communication cable normal? Exchange the Outdoor PBA Below 0.5Vdc or Over 4.5Vdc? Micom error or connector check Exchange the Outdoor PBA Samsung Electronics 10-7...
  • Page 69 Is the connection of power cable supply power and measure the voltage of "B"in the and communication cable normal? connector Exchange the Outdoor PBA Below 0.5Vdc or Over 4.5Vdc? Micom error or connector check Exchange the Outdoor PBA 10-8 Samsung Electronics...
  • Page 70 Is the connection of power cable supply power and measure the voltage of "B"in the and communication cable normal? connector Exchange the Outdoor PBA Below 0.5Vdc or Over 4.5Vdc? Micom error or connector check Exchange the Outdoor PBA Samsung Electronics 10-9...
  • Page 71 Restart after power off Is the discharge over temperature Terminate the service sensor error appeared again? Download the EEPROM data Is the discharge over temperature Terminate the service sensor error appeared again? Exchange the Outdoor PBA Exchanged the Compressor 10-10 Samsung Electronics...
  • Page 72 Is the voltage of "A" #3-#5 and Exchange the Outdoor PBA #3-#6 with in 1Vdc~15Vdc during the operation? PBA problem or Motor problem Change the PBA first and check the operation Exchange the Fan motor Samsung Electronics 10-11...
  • Page 73 Is the connection of compressor wire is normal? Connect the comp wire normally Download the EEPROM data Is the restart error occurred again? Terminate the service Is the compressor body and interphase Exchange the Outdoor PBA resistance insulated? Exchange the compressor 10-12 Samsung Electronics...
  • Page 74 Is the connection of compressor wire is normal? Connect the comp wire normally (PBA and Compressor) Is the restart error occurred again? Terminate the service Is the compressor body and Exchange the Outdoor PBA interphase resistance insulated? Exchange the compressor Samsung Electronics 10-13...
  • Page 75 Connect the comp wire normally Is the O.C error occurred again? Terminate the service Is the condition of indoor/outdoor temperature Restart after returning to the normal load normal load? Is the O.C error Terminate the service occurred again? 10-14 Samsung Electronics...
  • Page 76 Is the position of Correct the sensor position or temperature sensor and sensing exchange the sensor value normal? Is the compressor body and interphase resistance Exchange the Outdoor PBA insulated? Exchange the compressor Samsung Electronics 10-15...
  • Page 77 ("A") is normal in operation mode? Normal range(280Vdc~320Vdc) Is the DC_link Exchange the Outdoor PBA sensing voltage("B") is normal in operation mode? Normal range (0.2Vdc~4.8Vdc) Exchange the Outdoor PBA Is the reactor insulation damaged? Exchange the Reactor 10-16 Samsung Electronics...
  • Page 78 Start the operation (cooling mode or heating mode) Is the DC_link sensing voltage("B") is normal in operation mode? Exchange the Outdoor PBA Normal range (0.2Vdc~4.8Vdc) Exchange the Outdoor PBA Is the reactor insulation damaged? Exchange the Reactor Samsung Electronics 10-17...
  • Page 79 Check the input power in the powercord. Normal range(180Vac ~ 270Vac) Restart after power off. Start the operation (cooling mode or heating mode) Is the DC_link voltage ("A") is normal in operation mode? Check the input power Normal range(280Vdc~320Vdc) 10-18 Samsung Electronics...
  • Page 80 Is the DC_link sensing Exchange the Outdoor PBA voltage("D")is normal in operation mode? Normal range (0.2Vdc~4.0Vdc) Exchange the Outdoor PBA Is the reactor insulation damaged? Exchange the Reactor Samsung Electronics 10-19...
  • Page 81 Is the position of Correct the sensor position or temperature sensor and the sensing exchange the sensor value normal? Is the connection cable for the compressor and power Correct the cable connection terminal normal? Exchange the Outdoor PBA 10-20 Samsung Electronics...
  • Page 82 IC451 DB92-02867A R063,R064,R065 R408,R409,R410 IC451 Restart after power off. Is the PFC shunt and IPM Exchange the Outdoor PBA shunt resistance value correct? Is the current sensor error appeared again? Terminate the service Exchange the Outdoor PBA Samsung Electronics 10-21...
  • Page 83 4) Is the cover assembly in control-box normal? 2. Troubleshooting procedure Restart after power off. Are there screws in PBA-heatsink? Fastening the screw (4 screws) Check the fan connection Is the fan operation normal? Change the Fan motor Exchange the Outdoor PBA 10-22 Samsung Electronics...
  • Page 84 Is the Comp Vlimit error occurred again? Terminate the service Is the condition of indoor/outdoor temperature Restart after returning to the normal load normal load? Is the O.C error Terminate the occurred again? service Samsung Electronics 10-23...
  • Page 85 Is the position of Correct the sensor position or temperature sensor and sensing exchange the sensor value normal? Is the compressor body and interphase resistance Exchange the Outdoor PBA insulated? Exchange the compressor 10-24 Samsung Electronics...
  • Page 86 2. Troubleshooting procedure MODEL "A" DB92-02866A CN501 DB92-02867A CN202 power off and download EEPROM data (or. Insert the service EEPROM IC) Restart after power off Terminate the service Is the error appeared again? Exchange the Outdoor PBA Samsung Electronics 10-25...
  • Page 87 * Heating mode * * Cooling mode * Is the outdoor temperature over 40 or Is the outdoor temperature under -7 under -30 ? The temperature condition is too poor to operate. Wait until temperature is changed 10-26 Samsung Electronics...
  • Page 88 Terminate the service. Check the EEV valve operation. Is the EEV valve connection normal? Connect the EEV valve. Is the EEV valve is operation? Check the sound of EEV valve Change the EEV valve. after power on. Samsung Electronics 10-27...
  • Page 89 Check the pipe crack. Is the pressure of refrigerant normal? Fill up the refrigerant. Exchange the Indoor PBA Exchange the Outdoor PBA 10-28 Samsung Electronics...
  • Page 90 Check the fuse open or not? (F001) Exchange the Main PBA Restart after power off. Is the power normal? Check the power source. Is AC power is normal for SMPS? Exchange the Main PBA CN150 : 220Vac~240Vac Check SMPS wire connection Samsung Electronics 10-29...
  • Page 91 DC wire (3PIN RED, 3PIN BLU) with Main PBA Connector CN151, CN152, Check the DC voltage in Exchange the Main PBA Main PBA. Is the voltage is normal in Main PBA? (Main : CN151,CN152 Check) Exchange the Main PBA, SMPS PBA 10-30 Samsung Electronics...
  • Page 92 "G" Main 15V : 14Vdc ~ 15Vdc Is the SMPS is normal? Exchange the SMPS PBA "G" Main 12V : 11Vdc ~ 13Vdc Is the SMPS is normal? Exchange the SMPS PBA "H" Main 5V : 4.5Vdc ~ 5.5Vdc Exchange the PBA Samsung Electronics 10-31...
  • Page 93 1) Check the power condition at customer's house (Is there any power noise?) 2) Have been there power failure? 2. Troubleshooting procedure MODEL Error display DB92-02866A/2867A Restart after power off Is the AC line zero cross signal error appeared again? Terminate the service Exchange the Outdoor PBA 10-32 Samsung Electronics...
  • Page 94 Reset the option code again at indoor unit Is the capacity miss match error appeared again? Terminate the service Download the EEPROM data Is the capacity miss match error appeared again? Terminate the service Exchange the Outdoor PBA Exchange the Indoor PBA Samsung Electronics 10-33...
  • Page 95 2) Check the battery in remote control 3) All the lights out and check again : Change electronic typed to a fluorescent light 4) Put the set in operation and check the voltage of display PBA 5) Replace the display PBA 10-34 Samsung Electronics...
  • Page 96 Is the EEV valve is operation? Change the EEV valve. Check the sound of EEV valve after power on. Check the pipe crack. Is the pressure of refrigerant normal? Fill up the refrigerant. Exchange the Indoor PBA Exchange the Outdoor PBA Samsung Electronics 10-35...
  • Page 97 - Discharge temperature and the indoor [Execute the troubleshooting] temperature measurements confirm Check the refrigerant leaks. that the difference is more than 10 . Check the PCB Relay. - Fill up perfectly refrigerant after re-vacuum. Execute the related trouble- shooting. 10-36 Samsung Electronics...

  • Page 98: Pcb Inspection Method

    2) The fan motor of the indoor unit . Fan motor connector(CN72) is faulty. 1. Fan speed(high) doesn't run. 2. Continuous Operation 3) The power voltage between terminal #1-#3 of the . PBA is faulty. connector(CN72) is 0V. Samsung Electronics 10-37...
  • Page 99 (There is no problem with Main PBA in this case) - In the above case, the change of all-in-one Terminal Block will make Main PBA operate again. Circuit Block 3. Measurement method of fair/defective thermal fuse Fail Defective 10-38 Samsung Electronics...

  • Page 100: Assy Wifi Kit Inspection Method

    10-4 ASSY WIFI KIT Inspection Method 10-4-1 Status-LED Blinking with interval 0.5s Check Wireless AP whether connect to internet or not (Connect to www.samsung.com with Smart Phone) Internet OK? Contact to Internet service provider. Contact to Wireless AP maker. Samsung Electronics 10-39...
  • Page 101 Connect Indoor unit and ASSY WIFI KIT on?? Retry WiFi setting with Smart Phone Is the problem Terminate the service occurred again? Exchange ASSY WIFI KIT Is the problem Terminate the service occurred again? Contact to Wireless AP maker 10-40 Samsung Electronics...
  • Page 102 Indoor unit Power Plug in Plug in?? Connection between Indoor & WIFI KIT Connect Indoor unit and ASSY WIFI KIT. OK?? Exchange ASSY WIFI KIT Is the problem Terminate the service. occurred again? Exchange the indoor unit PBA Samsung Electronics 10-41...

  • Page 103: Block Diagram

    · BUZZER DRIVE ON,OFF TIMER · STEPPING MOTOR SELECT(UP/DOWN) - BLDAE CONTROL(H/V) TEMP/HUMI SELECT DC12V DC5V BEEP ON/OFF SELECT DISPLAY ON/OFF SELECT SMPS POWER BLOCK WPS MODE SELECT DC5V AP MODE SELECT DC12V DC15V AC230V AC INPUT Samsung Electronics 11-1...

  • Page 104: Outdoor Unit

    Download Comm. Main Sensor - Inv Control Main Inverter Current 4Way V/V Micom Micom Sensing Inverter Compressor Download ZCP OVP DC LINK Communi Comm. In - out cation Converter POWER SMPS Filter Reactor SMPS - PBA SMPS 11-2 Samsung Electronics...
  • Page 105 2) The fan motor of the indoor unit . Fan motor connector(CN72) is 1. Fan speed(high) doesn't run faulty 2. Continuous Operation 3) The power voltage between terminal #3-#5 of the . PBA is faulty connector(CN72) is 0V Samsung Electronics 11-3...
  • Page 106 1) Normal : RED on, GRN blink, YEL off 2) Abnormal . F1,F2 wire wrong wiring Check the LED lamp display - All off : check no power . Outdoor PBA is faulty - abnormal display : check error mode 11-4 Samsung Electronics...

  • Page 107: Reference Sheet

    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 3.9302x10 0.029885 0.21616 745.7 178.11 641.19 2,544.4 76.04 9.8067 2.3423 8.4322 33.462 0.013151 7.233 1.3558 0.32383 1.0658 4.6262 0.0018182 0.13826 Samsung Electronics 12-1...

  • Page 108: 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 109 Also, the remote con- troller may mot work under intensive light from a 3-wave length lamp or a neon sign due to the EMI. In this case, take the remote controller closer to the receiver. Samsung Electronics 12-3...
  • Page 110 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 111: Cleaning /Filter Change

    Clean the Air filter with a vacuum cleaner or soft brush. If dust is too heavy, rinse it with running water. Insert the air filter back in its original position. Dry the Air filter in a ventilated area. it once a week. Samsung Electronics 12-5...

  • Page 112: 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. 12-6 Samsung Electronics...

  • Page 113: 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 12-7...
  • Page 114 7) Close the cap of each valve. Relocation of the air conditioner entering. At this time, cover the valve of the outdoor unit and the other pipe using a cap or vinyl plug to avoid foreign material entering. 12-8 Samsung Electronics...
  • Page 115 12-7.Reference Sheet Index for Model Name 10th 11th 12th 13th 14th Project Capacity Sell Feature Series Color Export Unit Item Reference 3TH 4TH ITEM Item Item Export 12Year INVERTER HP Export 13Year INVERTER CO Export 14Year Export 15Year Export 16Year Item2 9TH DIGIT Item1...
  • Page 116 . l North & Latin America gspn3.samsungcsportal.com c . l This Service Manual is a property of Samsung Electronics Co., Ltd. © Samsung Electronics Co., Ltd. August. 2013. Any unauthorized use of Manual can be punished under applicable Code No. AC-00045K_1...

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