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Samsung AR18HSFNBWKNEU, Service Manual

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AIR CONDITIONER

CONTENTS

SPLIT-TYPEAIR CONDITIONER

s

n

o

i

t

u

a

c

e

r

P

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1

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

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

INDOOR

OUTDOOR

INDOOR

OUTDOOR

MODEL NAME

AR18HSFNBWKNEU AR18HSFNBWKXEU BASIC MODEL AR18HSFSAWKNEU AR18HSFSAWKXEU
AR24HSFNBWKNEU AR24HSFNBWKXEU

AR24HSFSAWKNEU AR24HSFSAWKXEU

AR18HSSDBWKNEU AR18HSSDBWKXEU

AR24HSFSAWKNEU AR24HSFSAWKXEU

AR24HSSDBWKNEU AR24HSSDBWKXEU

AR24HSFSAWKNEU AR24HSFSAWKXEU

AR24HSFSRWKNER AR24HSFSRWKXER

AR24HSFSAWKNEU AR24HSFSAWKXEU

AR24HSFNRWKNER AR24HSFNRWKXER

AR24HSFSAWKNEU AR24HSFSAWKXEU

AR18HSFSRWKNER AR18HSFSRWKXER

AR18HSFSAWKNEU AR18HSFSAWKXEU

AR18HSFNRWKNER AR18HSFNRWKXER

AR18HSFSAWKNEU AR18HSFSAWKXEU

Summary of Contents for AR18HSFNBWKNEU

Page 1: ...e More information INDOOR OUTDOOR INDOOR OUTDOOR MODEL NAME AR18HSFNBWKNEU AR18HSFNBWKXEU BASIC MODEL AR18HSFSAWKNEU AR18HSFSAWKXEU AR24HSFNBWKNEU AR24HSFNBWKXEU AR24HSFSAWKNEU AR24HSFSAWKXEU AR18HSSDBWKNEU AR18HSSDBWKXEU AR24HSFSAWKNEU AR24HSFSAWKXEU AR24HSSDBWKNEU AR24HSSDBWKXEU AR24HSFSAWKNEU AR24HSFSAWKXEU AR24HSFSRWKNER AR24HSFSRWKXER AR24HSFSAWKNEU AR24HSFSAWKXEU AR24HSFNRWKNER AR24HSFNRWKXE...

Page 2: ...gnment and Adjustments 3 1 3 1 Test Mode 3 1 3 2 Outdoor LED Display Error and Check Method 3 2 3 3 Setting Option Setup Method 3 5 3 4 Setting Option Setup Method 3 9 4 Disassembly and Reassembly 4 1 4 1 Indoor Unit 4 2 4 2 Outdoor Unit 4 12 5 Disassembly WIFI 5 1 5 1 WIFI Case 5 1 5 2 ASSY CONTROL IN 5 2 5 3 Assy Control Out 5 4 6 Electrical Parts List 6 1 6 1 INDOOR MAIN PCB DB92 02873A 6 1 6 4...

Page 3: ...ng 10 1 10 1 Items to be checked first 10 1 10 2 Communication Error 10 2 10 3 PCB Inspection Method 10 37 10 4 ASSY WIFI KIT Inspection Method 10 39 11 Block Diagram 11 1 11 1 Indoor unit 11 1 11 2 Outdoor unit 11 2 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 Installati...

Page 4: ...a hazard O 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 form the power supply must be incorporated in the fixed wiring with a contact opening of 3mm O Do not extend an electric cord to the air conditioner O The air conditioner must be plugged in after you complete the installation...

Page 5: ...tacts with your skin it can cause skin injury O The package of the air conditioner should be recycled or disposed of properly for environmental reasons 1 5 Others O Never store or load the air conditioner upside down or sideways to prevent the damage to the compressor O Young children or infirm persons should be always supervised when they use the air conditioner O Max current is measured accordin...

Page 6: ...ance your life and home 䒲 Smart Wi Fi Control air conditioner anytime and anywhere 䒲 Smart Installation Get the confidence that it s perfectly installed 䒲 Smart Installation Get the confidence that it s perfectly installed 䒲 Smart Check Don t worry about the trouble shooting in your home 䒲 Triple Protector Plus Use longer without damage in unsuitable conditions 䒲 Easy Installation Secure the easy ...

Page 7: ...turn cc g NONE 10 ć 46 ć 15 ć 24 ć HERMETIC R410 1500 6 35 1 4 inch 15 88 5 8 inch 550 20 UG4T200FUAE4 3 62 1phase 220 240V 50Hz 0 49 2 06 2 8 0 43 2 21 3 65 2 6 9 0 12 5 2 3 10 8 16 5 10 ć 46 ć 15 ć 24 ć AR24HSFSRWK ER 2 2 6 8 8 0 1 9 8 0 10 0 15 66 88 15 74 100 3 3 UG4T200FUAE4 HERMETIC R410 2 3 10 8 16 5 75 90 95 75 90 95 6 35 1 4 inch 15 88 5 8 inch 550 20 3 4 3 62 75 90 95 75 90 95 0 49 2 0 2...

Page 8: ...ERMETIC R410 1500 NONE 3 3 3 62 1phase 220 240V 50Hz 2 6 10 5 12 5 2 3 10 7 16 5 75 90 95 75 90 95 6 35 1 4 inch 15 88 5 8 inch AR24FSFNAWKNFA 1 6 5 0 6 0 1 2 6 0 8 2 15 62 72 15 73 100 46 57 1 6 5 0 6 0 1 2 6 0 8 2 15 62 72 15 73 100 MODEL ITEM AR18HSFSRWK ER AR18HSFNRWK ER Type Performance Capacity 1 6 5 0 6 0 1 2 6 0 8 2 Running Frequency 15 62 72 Noise dB H L Energy Efficiency Ratio W W Std 3 ...

Page 9: ...6 14 06 14 06 14 06 Outdoor Unit 52 4 52 4 52 4 52 4 Indoor Unit 1123 354 384 1123 354 384 1123 354 384 1123 354 384 Outdoor Unit 1023 904 413 1023 904 413 1023 904 413 1023 904 413 Indoor Unit 51 60 46 58 51 62 51 Outdoor Unit 62 67 57 65 60 67 60 Air Purifying System Filter FULL HDFILTER FULL HDFILTER FULL HDFILTER FULL HDFILTER Outer Dimension Noise MODEL ITEM Net Weight Design Develop Model ...

Page 10: ...t 52 4 43 5 43 5 43 5 52 36 Indoor Unit 1123 354 384 1123 354 384 1123 354 384 1123 354 384 1123 354 384 Outdoor Unit 1023 904 413 1023 760 413 1023 760 413 1023 760 413 1023 904 413 Indoor Unit 51 46 46 46 Sound Pressure 58 Sound Power 51 Outdoor Unit 60 57 57 57 Sound Pressure 65 Sound Power 60 Air Purifying System Filter FULL HDFILTER FULL HDFILTER FULL HDFILTER FULL HDFILTER FULL HDFILTER Net ...

Page 11: ...0 07731A 1 Remote controller 1 Batteries for Remote controller 4301 000121 2 Wi Fi Manual 1 M4x10 Tapped Screws DB97 23032A 2 M4 x 16 Tapped Screws DB97 11984A 2 Drain Plug DB67 20011A 1 Outdoor unit case Rubber Leg DB73 20134A 4 18 24 05 frame 1 18 24 05 frame DB93 14195A Manual Users Manual install DB68 04211A DB68 04212A 18 24 05 frame DB68 04215A 18 24 05 frame ...

Page 12: ...n Error 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 Turbo Because the teat mode operate the cool mode by force not related to the set temperature indoor temperature c...

Page 13: ... Temperature Over Error E422 EEV or Valve Close error Self diagnosis E440 Prohibit Operation Condition Error Heating E441 Prohibit Operation Condition Error Cooling E458 Fan Error Outdoor E461 Comp Starting Error E462 AC Input I_Limit Trip Error E464 IPM Over Current O C Error E465 Comp V_limit I_limit Error E466 DC Link Voltage Under Over Error E467 Comp Wire Missing Error E468 Current Sensor Err...

Page 14: ...r DIS TH Discharge Temperature Sensor Error Current Sensor Error Heatsink Sensor Error Input Current Sensor Error Comp V_limit I_limit Error Heatsink Over Temperature Error CON TH Cond Temperature Sensor Error Time out Comm Inv Micom Main Micom Fan Error Outdoor EEPROM Data Error Main Micom Inv Micom Comp Wire Missing Error Prohibit Operation Condition Error Heating Prohibit Operation Condition Er...

Page 15: ...tep 1 Enter the Option Setup mode 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 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 SEG25 SEG26 SEG27 SEG28 SEG29 SEG30 SEG31 SEG32 SEG33 SEG34 SEG35...

Page 16: ... isheard andtheOPERATIONICON lampofthedisplayisflickeringatthesametime thentheinputofoptioniscompleted Ifthederivingsoundisn theard tryagainpressingtheON OFFbutton PresstheMode Selectionkeytosetthedisplaypartandcheckthedisplaypart ThedisplaypartshowslikebelowwheneachtimeyoupressModebutton Step3 Uponcompletionoftheselection checkyoumaderightselections ...

Page 17: ...Mode button to set the display panerl to 2 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 Step 5 Enter the Options Setup mode and select your options asscording to the following procedure ...

Page 18: ... Error mode 1 If all lamps of indoor unit are flickering Plug out plug in power plug again and press ON OFF key to retry 2 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 ƶ Option Items Model 1 6 7 12 13 18 19 24 25 30 31 36 37 42 43 48 AR18HSFNBWK EU 010005 176A0A 27323C 372634 034A40...

Page 19: ... off 2 Take off the side cover 3 Connect PC Download Jig PBA F1 F2 2pin F1 F2 2pin RS 232 to 485 Converter 4 Execute the Inverter Download program 4 CLICK 5 Select COM Port and connect 6 Open the file src 7 Click the Start button and reset the power Waiting down load Download Reset power 6 CLICK 7 CLICK 5 CLICK ...

Page 20: ...ute the Inverter Download program 4 CLICK 5 Select COM Port and connect 6 Open the file src 7 Click the Start button Waiting down load Download 6 CLICK 7 CLICK 5 CLICK Download connector 10pin Black 1 DB41 01010A CN201 2 DB41 01129A CN201 3 DB41 01023A CN512 4 DB41 01081B CN37 PIN 1 RXD 2 TXD 9 GND 10 VCC Download connector 20pin Black 1 DB41 01227A CN201 2 DB41 01228A CN201 PIN 1 RXD 2 TXD 9 GND ...

Page 21: ...Samsung Electronics 4 1 4 Disassembly and Reassembly Q Necessary Tools Item Remark SCREWDRIVER MONKEYSPANNER SCREWDRIVER ...

Page 22: ...ONT 1 Stopthedrivingofairconditionerandshutoff mainpowersupply 2 DetachFILTERPREfromthePANELFRONT 3 CoverPanelisassembledonbottomofindoor unitasshowninthefigure RemovetheCapScrewasshownontheright sideandthenremovethescrewandseparate theCoverPanel 4 1 Indoor Unit ...

Page 23: ...fixedtobodybyHookincenter areaandsidearea 5 Separatethehookafterpushingbothendof CoverPanelasshowninthefigure Watchoutforthedamageofthehook 6 Raisefrontpart upwardobliquelyasshownin thefigureandthenremovethehooks Center area Side area Side area HOOK 9 12K 18 24 30K ...

Page 24: ...edure Remark Caution AssemblyofCoverPanelafterserviceend 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 ...

Page 25: ...NEL FRONTfromthemain frame unfasten2screwsatthebottom use ScrewDriver 8 TodetachtheCOVER PANELfromthemain frame loosen4HOOKStructures Whenseparatethehook Usethe screwDriver ScrewDriverInsertthehookandthenpullthe hookasshownontherightside Watchoutforthedamageofthehook ...

Page 26: ...4 6 Samsung Electronics No Parts Procedure Remark 9 RemovethePanelFrame fromtheMain Frameasshownontherightside 10 RemovetheWIFIKITconnector WIFIKITconnectorislocatedofPanelFront FormodelwithWIFIKIT ...

Page 27: ... 6 LoosenMOTORWire Caution Whenyouseparatetheconnector pullpressingthelockingbutton 7 Loosentheterminalblockwires Caution Whenyouseparatetheconnector pullpressingthelockingbutton 8 LoosentheThermistorwireconnector Displaywireconnector Caution Whenyouseparatetheconnector pullpressingthelockingbutton ...

Page 28: ...mark 5 EVAPORATOR 9 TakeofftheCASE CONTROLfrom themainframeafterloosentheremaining connector Caution Whenyouseparatetheconnector pullpressingthelockingbutton 3 TRAYDRAIN 1 TodetachTRAY DRAINfromthemainframe pullthebottomoftheTRAY DRAINtowards you ...

Page 29: ...arts Procedure Remark 4 Evaporator 1 DetachtheHOLDERPIPE 2 Unfastenthescrewattheleftside use ScrewDriver 3 Unfastenthescrewattherightside use ScrewDriver 4 TodetachEvaporatorfromthemainframe pullthebottomoftheEvaporatortowards you ...

Page 30: ... 10 Samsung Electronics No Parts Procedure Remark 5 FANMOTOR CROSSFAN 1 Unfastenthescrew use ScrewDriver 2 DetachtheFANMotorcase 3 Unfastenthescrewalittle use ScrewDriver 4 PulltheCROSS FANtotheleftside ...

Page 31: ...p 1 RemovetheAssySPILampfromtheBack Bodyasshownontherightside Caution ConfirmSealofbacksidenecessarilyafter replaceofAssySPILamp SealshouldbecloseadhesiontoSPILamp Measureasshownontherightsidesince replace Ifthesealisnotcloseadhesionperfectly Defectivenesscanhappen ...

Page 32: ...4 8 Samsung El ectronics ...

Page 33: ...4 9 JTBTTFNCMZ BOE 3FBTTFNCMZ P 1BSUT 1SPDFEVSF 3FNBSL PPTFO GJYJOH TDSFXT 8 PG UIF BCJOFU SPOU PPTFO TDSFXT 8 GJYFE PO UIF VJEF POEFOTFS Samsung Electronics ...

Page 34: ...VU MBOHF MJLF UIF QJDUVSF PO UIF SJHIU TJEF 5VSO DMPDLXJTF CFDBVTF UIF TDSFX JT MFGU IBOEFE FUBDI UIF BO 1SPQFMMFS PPTFO GJYJOH TDSFXT 8 UP EFUBDI UIF PUPS JTDPOOFDU UIF XJSF CFUXFFO TT Z POUSPM 0VU BOE PUPS PPTFO GJYJOH TDSFXT 8 BOE EFUBDI UIF SBDLFU PUPS Samsung Electronics ...

Page 35: ...SPM 0VU 1VMM VQ UIF TT Z POUSPM 0VU FBU YDIBOHFS 3FMFBTF UIF SFGSJHFSBOU BU GJSTU PPTFO GJYJOH TDSFX 8 BOE EFUBDI UIF TUFFM CBS JTBTTFNCMF UIF QJQFT JO CPUI JOMFU BOE PVUMFU XJUI XFMEJOH UPSDL FGPSF ZPV EJTBTTFNCMF UIF QJQFT BOE POEFOTFS CF TVSF UIBU UIFSF TIPVME CF OP SFGSJHFSBOU SFNBJOFE JO UIF VOJU PPTFO GJYJOH TDSFX 8 BOE EFUBDI UIF FBU YDIBOHFS Samsung Electronics ...

Page 36: ... 1SPDFEVSF 3FNBSL PNQSFTTPS JTBTTFNCMF UIF FMU PNQ 4PVOE PPTFO UIF GJYJOH OVU 8 BOE EFUBDI UIF PNQSFTTPS FBE 8JSF PPTFO UIF CPMUT 8 BU UIF CPUUPN PG PNQSFTTPS MJLF UIF QJDUVSF PO UIF SJHIU TJEF Samsung Electronics ...

Page 37: ...Samsung Electronics 4 17 No Parts k r a m e R e r u d e c o r P 1 Common Work 1 Loosen each screws and detach the Cabi Top Cover 2 Loosen screws of the Cabi Front and detach it Outdoor Unit ...

Page 38: ...4 18 Samsung Electronics No Parts Procedure Remark 3 Loosenthe4screwsanddetachthecondbar 4 LoosenfixingscrewsfromtheCabiFrontLh anddetachit 5 LoosenfixingscrewsfromtheCabiSideRh anddetachit ...

Page 39: ...elikethepictureon therightside Turnclockwisebecausethe screwisleft handed UseMonkeySpanner 2 DetachtheFanPropeller 3 Loosen4fixingscrewstodetachtheMotor UseMonkeySpanner 4 DisconnectthewirebetweenAss yControl OutandMotor 5 Loosen2fixingboltsanddetachthe BracketMotor UseMonkeySpanner ...

Page 40: ...wsufficientspaceasshownonthe rightsideandthenremovethescrew 2 DetachseveralconnectorsfromtheAss y ControlOut 3 DetachseveralconnectorsfromthePCBofAss y ControlOut 4 HeatExchanger 1 Releasetherefrigerantatfirst 2 Loosenfixingscrewonbothsides 3 Disassemblethepipesinbothinletand outletwithweldingtorch 4 DetachtheHeatExchanger ...

Page 41: ...Electronics 4 21 No Parts Procedure Remark 5 Compressor 1 Loosenthefixingnutanddetachthe CompressorLeadWire UseMonkeySpanner 2 LoosentheboltsatthebottomofCompressor likethepictureontherightside UseMonkeySpanner ...

Page 42: ...rom Case WIFI Button 2 BUTTON Separate Case WIFI Top from Case WIFI Button 3 WIRE Detach Assy Connector Wire from Case WIFI Button Caution When you separate the connector pull press ing the locking button 4 PBA Separate PBA WIFI from Case WIFI Button 5 Disassembly WIFI 5 1 WIFI Case ...

Page 43: ... B main power 1 21 DB93 14447A T B main 485 1 22 DB93 14245A ASSY CONNECTOR WIRE EARTH 1 23 DB91 00309A M3 L25 ZPC WHT SWRCH18A 1 24 6002 000231 M4 L12 ZPC WHT SWRCH18A 3 25 6009 001001 TH M4 L10 ZPC WHT SWRCH18A 3 26 DB61 05871A HOLDER WIRE 1 27 DB68 02809A LABEL BAR CODE 1 28 DB98 33292A ASSY LABEL CAUTION 1 29 DB98 33293A ASSY LABEL CAUTION 1 30 DB71 50021A WIRE SADDLE 1 WIRE SADDLE ASSY LABEL ...

Page 44: ...Y CONNECTOR WIRE EARTH 1 23 DB91 00309A M3 L25 ZPC WHT SWRCH18A 1 24 6002 000231 M4 L12 ZPC WHT SWRCH18A 25 6009 001001 TH M4 L10 ZPC WHT SWRCH18A 3 26 DB61 05871A HOLDER WIRE 1 27 DB68 02809A LABEL BAR CODE 1 28 DB98 33292A ASSY LABEL CAUTION 1 29 DB98 33293A ASSY LABEL CAUTION 1 30 DB71 50021A WIRE SADDLE 1 31 D B 93 14221A FJM 1 32 D B 93 14211A main Wifi 1 ASSY CONNECTOR WIRE DC WIRE SADDLE AS...

Page 45: ...SY LABEL ASSY LABEL 1 15 SCREW M3 L25 ZPC WHT SWRCH18A嘅 1 16 PLATE PLATE 1 17 SCREW TH M4 L10 ZPC WHT SWRCH18A嘅 3 18 SCREW M4 L12 ZPC WHT SWRCH18A嘅 2 19 HOLDER WIRE CLAMP HOLDER WIRE CLAMP 1 20 MAIN PBA STD4 1 21 POWER PBA STD11W 1 22 WIRE SADDLE WIRE SADDLE 1 23 ASSY CONNECTOR WIRE DC power main 310V 19V 1 24 ASSY THERMISTOR IN sensor 1roomˈ2evap 1 25 ASSY CONNECTOR WIRE DC FJM 1 26 ASSY CONNECTO...

Page 46: ...308P 1 PC 9 ASSYCOVERCONTROL UP DB90 07729A 1 PC 㒘ӊ 10 ASSYCASECONTROL DB90 07833A 1 PC 11 ASSY SCREWMACHINE DB91 00933A 4 PC 12 ASSYPCBSUB DB92 02836A 0 PC 13 ASSYMODULE DB92 02862A 1 PC 14 ASSYPCBMAIN DB92 02866A 1 PC 15 ASSYCONNECTORWIRE DB93 09493C 1 PC 16 ASSYCONNECTORWIRE DB93 09497E 1 PC 17 ASSYCONNECTORWIRE POWER DB93 14275A 1 PC AC 18 ASSYCONNECTORWIRE DCSIGN DB93 14276A 1 PC 19 ASSYCONNE...

Page 47: ...68 02809A 1 PC 9 ASSY CASE CONTROL OUT DB90 06309M 1 PC 10 ASSY SCREW MACHINE DB91 00933A 4 PC 11 ASSY SCREW MACHINE DB91 00933A 2 PC 12 ASSY MODULE DB92 02862A 1 PC 13 ASSY PCB MAIN DB92 02867A 1 PC 14 ASSY CONNECTOR WIRE 4W DB93 10821C 1 PC 15 ASSY CONNECTOR WIRE DB93 10987A 1 PC 16 ASSY CONNECTOR WIRE DB93 10988E 1 PC 17 ASSY CONNECTOR WIRE P DB93 14275A 1 PC 18 ASSY CONNECTOR WIRE D DB93 14276...

Page 48: ...4 04097A ASSY PCB AUTO 1 0501 000362 Q801 TR SMALL SIGNAL 1 1404 001194 PTC2 THERMISTOR PTC 1 3601 001765 F701 FUSE ETC 1 3711 000024 CN76 HEADER BOARD TO CABLE 1 3711 000941 CN81 HEADER BOARD TO CABLE 1 3711 000998 CN77 CONNECTOR HEADER 1 3711 000999 CN61 HEADER BOARD TO CABLE 1 DB94 04098A ASSY PCB SMD 1 0202 001459 SOLDER CREAM SOLDER CREAM 0 32 0402 001741 D701 DIODE RECTIFIER 1 0406 001204 CD...

Page 49: ...40 R538 R CHIP 1 2007 000140 R545 R CHIP 1 2007 000140 R806 R CHIP 1 2007 000140 R901 R CHIP 1 2007 000143 R511 R CHIP 1 2007 000143 R512 R CHIP 1 2007 000143 R513 R CHIP 1 2007 000148 R502 R CHIP 1 2007 000148 R503 R CHIP 1 2007 000148 R504 R CHIP 1 2007 000148 R505 R CHIP 1 2007 000148 R506 R CHIP 1 2007 000148 R507 R CHIP 1 2007 000148 R510 R CHIP 1 2007 000148 R521 R CHIP 1 2007 000148 R522 R ...

Page 50: ...313 R402 R CHIP 1 2007 007313 R403 R CHIP 1 2007 009922 R301 R CHIP 1 2007 009922 R302 R CHIP 1 2007 009922 R303 R CHIP 1 2203 000257 C705 C CER CHIP 1 2203 000257 C801 C CER CHIP 1 2203 000438 C508 C CER CHIP 1 2203 000438 C516 C CER CHIP 1 2203 000438 C520 C CER CHIP 1 2203 000438 C901 C CER CHIP 1 2203 000440 C711 C CER CHIP 1 2203 000440 C715 C CER CHIP 1 2203 001071 C519 C CER CHIP 1 2203 005...

Page 51: ... CER CHIP 1 2203 007486 C523 C CER CHIP 1 2203 007486 C526 C CER CHIP 1 2203 007486 C528 C CER CHIP 1 2203 007486 C551 C CER CHIP 1 2203 007486 C552 C CER CHIP 1 2203 007486 C804 C CER CHIP 1 2203 007486 C808 C CER CHIP 1 2402 000120 C706 C AL SMD 1 2402 001145 C701 C AL SMD 1 2402 001145 C703 C AL SMD 1 2802 001211 X501 RESONATOR CERAMIC 1 DB41 01221A PCB MAIN PCB MAIN 1 DB91 01550A IC04 ASSY MIC...

Page 52: ...0K TO 92M TP 1 0504 001080 Q902 TR DIGITAL KRC246S NPN 200mW 2 2K 10Kohm SOT 23 TP 1 1 0 0 0 1 T S 6 1 P O S W 1 7 N P N 3 0 0 2 Y A R R A R T 1 6 0 C I 5 7 1 0 0 0 6 0 5 0 1 0 0 0 1 T S 6 1 P O S W 1 7 N P N 3 0 0 2 Y A R R A R T 1 0 7 C I 5 7 1 0 0 0 6 0 5 0 1 0 0 0 1 T S 6 1 P O S W 1 7 N P N 3 0 0 2 Y A R R A R T 2 0 7 C I 5 7 1 0 0 0 6 0 5 0 0601 002423 LED801 LED SMD REVERSE RED 3 2x1 6mm 63...

Page 53: ...0 0 0 0 7 0 0 2 1 8 0 6 1 P T W 0 1 1 5 m h o K 1 P I H C R 9 0 5 R 8 7 0 0 0 0 7 0 0 2 1 8 0 6 1 P T W 0 1 1 5 m h o K 1 P I H C R 5 1 5 R 8 7 0 0 0 0 7 0 0 2 1 8 0 6 1 P T W 0 1 1 5 m h o K 1 P I H C R 9 2 5 R 8 7 0 0 0 0 7 0 0 2 1 8 0 6 1 P T W 0 1 1 5 m h o K 1 P I H C R 0 3 5 R 8 7 0 0 0 0 7 0 0 2 1 8 0 6 1 P T W 0 1 1 5 m h o K 1 P I H C R 6 5 5 R 8 7 0 0 0 0 7 0 0 2 1 8 0 6 1 P T W 0 1 1 5 ...

Page 54: ...P T W 6 1 1 5 m h o K 7 4 P I H C R 6 2 2 R 3 4 1 0 0 0 7 0 0 2 1 5 0 0 1 P T W 6 1 1 5 m h o K 7 4 P I H C R 7 2 2 R 3 4 1 0 0 0 7 0 0 2 1 5 0 0 1 P T W 6 1 1 5 m h o K 7 4 P I H C R 8 2 2 R 3 4 1 0 0 0 7 0 0 2 1 5 0 0 1 P T W 6 1 1 5 m h o K 7 4 P I H C R 9 2 2 R 3 4 1 0 0 0 7 0 0 2 1 5 0 0 1 P T W 6 1 1 5 m h o K 7 4 P I H C R 0 3 2 R 3 4 1 0 0 0 7 0 0 2 1 5 0 0 1 P T W 6 1 1 5 m h o K 7 4 P I ...

Page 55: ... V 0 5 5 F n 1 0 P I H C R E C C 1 2 4 C 6 3 2 0 0 0 3 0 2 2 1 8 0 6 1 P T R 7 X V 0 5 0 1 F n 0 1 P I H C R E C C 2 2 2 C 7 5 2 0 0 0 3 0 2 2 1 8 0 6 1 P T R 7 X V 0 5 0 1 F n 0 1 P I H C R E C C 3 2 2 C 7 5 2 0 0 0 3 0 2 2 1 8 0 6 1 P T R 7 X V 0 5 0 1 F n 0 1 P I H C R E C C 4 2 2 C 7 5 2 0 0 0 3 0 2 2 1 8 0 6 1 P T R 7 X V 0 5 0 1 F n 0 1 P I H C R E C C 5 2 2 C 7 5 2 0 0 0 3 0 2 2 1 8 0 6 1 P...

Page 56: ...C R E C C 4 2 4 C 9 4 2 5 0 0 3 0 2 2 1 8 0 6 1 P T R 7 X V 0 5 0 1 F n 0 0 1 P I H C R E C C 0 6 4 C 9 4 2 5 0 0 3 0 2 2 1 8 0 6 1 P T R 7 X V 0 5 0 1 F n 0 0 1 P I H C R E C C 3 0 5 C 9 4 2 5 0 0 3 0 2 2 1 8 0 6 1 P T R 7 X V 0 5 0 1 F n 0 0 1 P I H C R E C C 9 0 5 C 9 4 2 5 0 0 3 0 2 2 1 8 0 6 1 P T R 7 X V 0 5 0 1 F n 0 0 1 P I H C R E C C 1 1 5 C 9 4 2 5 0 0 3 0 2 2 1 8 0 6 1 P T R 7 X V 0 5 ...

Page 57: ...mm 1 3711 000015 CN203 HEADER BOARD TO CABLE BOX 2P 1R 2 5MM STRAIGHT SN WHT 1 3711 000024 CN202 HEADER BOARD TO CABLE BOX 3P 1R 2 5MM STRAIGHT SN WHT 1 3711 000177 CN301 HEADER BOARD TO CABLE 1WALL 2P 1R 3 96MM STRAIGHT SN RED 1 3711 000203 CN030 HEADER BOARD TO CABLE 1WALL 2P 3P 1R 7 92mm STRAIGHT SN WHT 1 3711 000296 CN901 HEADER BOARD TO CABLE 1WALL 6P 1R 3 96MM STRAIGHT SN WHT 1 3711 000760 C...

Page 58: ...680nF 10 275V BK 31x11x21mm 1 2301 001949 C003 3300nF 10 275V BK 31x21x31mm 1 2306 000123 C055 100nF 5 630V BK 26x16 5x8 5mm 1 2306 000123 C413 100nF 5 630V BK 26x16 5x8 5mm 1 2401 004929 CE053 390uF 20 400V BK 10mm 1 2401 004929 CE054 390uF 20 400V BK 10mm 1 2401 004929 CE055 390uF 20 400V BK 10mm 1 2401 004929 CE056 390uF 20 400V BK 10mm 1 3501 001154 RY001 12V 200mW 3000mA 1FormA 10ms 10ms 1 35...

Page 59: ...0uF 20 25V WT TP 10x16 5mm 1 2401 001838 CE153 470uF 20 25V WT TP 10x16 5mm 1 2401 002438 CE902 47uF 20 50V WT TP 6 3x11 5mm 1 2401 003224 CE152 470uF 20 16V WT TP 8X11 5 5mm 1 2401 003585 CE901 220uF 20 35V WT TP 8x11 5mm 5 1 3711 000015 CN203 BOX 2P 1R 2 5MM STRAIGHT SN WHT 1 3711 000024 CN200 BOX 3P 1R 2 5MM STRAIGHT SN WHT 1 3711 000879 CN152 BOX 3P 1R 2 5mm STRAIGHT SN BLU 1 3711 000880 CN153...

Page 60: ...6 ST 1000 1 0601 002423 LED801 SMD REVERSE RED 3 2x1 6mm 639nm 3 2x1 6x1 1mm 1 0601 002955 LED803 SMD REVERSE YEL 1 6x1 5mm 588nm 3 2x1 6x1 1mm 1 0601 002956 LED551 SMD REVERSE GRN 1 6x1 5mm 3 2x1 6x1 1mm 1 0601 002956 LED802 SMD REVERSE GRN 1 6x1 5mm 3 2x1 6x1 1mm 1 0604 001172 PC151 TR 150 300 200mW SOP TP 1 0604 001172 PC351 TR 150 300 200mW SOP TP 1 0604 001172 PC352 TR 150 300 200mW SOP TP 1 ...

Page 61: ...8 R307 1Kohm 5 1 10W TP 1608 1 2007 000078 R308 1Kohm 5 1 10W TP 1608 1 2007 000078 R351 1Kohm 5 1 10W TP 1608 1 2007 000078 R354 1Kohm 5 1 10W TP 1608 1 2007 000078 R503 1Kohm 5 1 10W TP 1608 1 2007 000078 R504 1Kohm 5 1 10W TP 1608 1 2007 000078 R505 1Kohm 5 1 10W TP 1608 1 2007 000078 R508 1Kohm 5 1 10W TP 1608 1 2007 000078 R509 1Kohm 5 1 10W TP 1608 1 2007 000078 R515 1Kohm 5 1 10W TP 1608 1 ...

Page 62: ...000090 R301 10Kohm 5 1 10W TP 1608 1 2007 000090 R302 10Kohm 5 1 10W TP 1608 1 2007 000090 R304 10Kohm 5 1 10W TP 1608 1 2007 000090 R305 10Kohm 5 1 10W TP 1608 1 2007 000090 R445 10Kohm 5 1 10W TP 1608 1 2007 000090 R446 10Kohm 5 1 10W TP 1608 1 2007 000090 R528 10Kohm 5 1 10W TP 1608 1 2007 000090 R532 10Kohm 5 1 10W TP 1608 1 2007 000090 R533 10Kohm 5 1 10W TP 1608 1 2007 000090 R551 10Kohm 5 1...

Page 63: ...R437 4 7Kohm 1 1 10W TP 1608 1 2007 000869 R440 4 7Kohm 1 1 10W TP 1608 1 2007 000869 R441 4 7Kohm 1 1 10W TP 1608 1 2007 000872 R801 4 7Kohm 5 1 8W TP 2012 1 2007 000872 R802 4 7Kohm 5 1 8W TP 2012 1 2007 000872 R803 4 7Kohm 5 1 8W TP 2012 1 2007 000924 R059 470Kohm 1 1 4W TP 3216 1 2007 000924 R060 470Kohm 1 1 4W TP 3216 1 2007 000924 R061 470Kohm 1 1 4W TP 3216 1 2007 000924 R106 470Kohm 1 1 4W...

Page 64: ...08 1 2203 000440 C510 1nF 10 50V X7R TP 1608 1 2203 000440 C512 1nF 10 50V X7R TP 1608 1 2203 000440 C523 1nF 10 50V X7R TP 1608 1 2203 000440 C904 1nF 10 50V X7R TP 1608 1 2203 001634 C406 33nF 10 50V X7R TP 1608 1 2203 002002 C432 0 033nF 5 50V NP0 TP 1608 1 2203 002002 C433 0 033nF 5 50V NP0 TP 1608 1 2203 002002 C434 0 033nF 5 50V NP0 TP 1608 1 2203 002002 C515 0 033nF 5 50V NP0 TP 1608 1 2203...

Page 65: ...R TP 1608 1 2203 005249 C702 100nF 10 50V X7R TP 1608 1 2203 005249 C703 100nF 10 50V X7R TP 1608 1 2203 005249 C704 100nF 10 50V X7R TP 1608 1 2203 005249 C705 100nF 10 50V X7R TP 1608 1 2203 005249 C706 100nF 10 50V X7R TP 1608 1 2203 005249 C903 100nF 10 50V X7R TP 1608 1 2203 006158 C201 100nF 10 16V X7R TP 1005 0 5T 1 2203 006158 C203 100nF 10 16V X7R TP 1005 0 5T 1 2203 006158 C204 100nF 10 ...

Page 66: ... STM 125F OA HART I910 64LQFP ROM 64KB 1 0903 001843 HART I910 LQFP 64Z30 12x12mm 8MHz 5V 600mW 40to 85C 12KB 64KB Inverter SOC Inverter SOC 1 DB98 31449A ASSY LABEL MICOM QFP 64P WHT 9 9 1 DB91 01534A IC201 RAC A3050 Outdoor Micom STM 130C OS S3FM02G 128TQFP ROM 384KB 1 DB09 00596A S3FM02G 128P DC3V TQFP 40 85 384K 1 DB98 31449A ASSY LABEL MICOM QFP 64P WHT 9 9 1 DB94 04315A IC154 A3050 7805 DB92...

Page 67: ...Samsung Electronics 6 20 6 4 ASSY WIFI PCB ASSY WIFI PCB CONVERTER PBA ...

Page 68: ...6 21 Samsung Electronics 1 nRST 2 GND 3 5V 4 UART RX 5 UART TX ANT RF IC FLASH MPU SDRAM CONVERTER CONNECTOR LABEL ...

Page 69: ...Samsung Electronics 7 1 7 Wiring Diagram 7 1 Indoor Unit DB68 04014A 1 ...

Page 70: ...7 2 Samsung Electronics 7 2 Outdoor Unit AR18HSFNBWK EU AR18HSFNBWK EU AR18HSFSRWK ER AR18HSFNRWK ER ...

Page 71: ...7 2 Samsung Electronics 7 2 Outdoor Unit D B 6 8 0 4 2 7 3 A 0 AR24HSFNBWK EU AR18HSSDBWK EU AR24HSSDBWK EU AR24HSFSRWK ER AR24HSFNRWK ER ...

Page 72: ...Samsung Electronics 7 3 7 3 ASSY WIFI KIT CONVERTER 1 2 3 4 5 6 5 4 3 2 1 12V GND RST TX MAIN RX MAIN RST GND 5V RX Wi Fi TX Wi Fi 12VIN 5VOUT CON TO Wi Fi PBA CON TO MAIN PBA CONVERTERBLOCK ...

Page 73: ...TURE SENSOR 1 2 ROOMSENSOR 3 4 EVAMIDSENSOR 5 6 EVAINSENSOR CN21 COMMUNICATION 1 2 485COMMSIGNAL CN72 BLDC FAN MOTOR 1 DC310 340V 2 N C 3 AGND 4 DC15V 5 FANRPM 6 FANFEEDBACK CN32 FJM NASA 1 7 11 14 FJM NASASIGNAL 8 DC5V 9 GND 10 DC12V 䆣 CN75 SMPS POWER IN 1 3 AC220 240V 2 N C 䆤 CN76 SMPS DC OUT 12V GND 5V 1 DC5V 2 GND 3 DC12V 䆥 CN77 SMPS DC OUT 19V GND 310V 1 DC310V 340V 2 3 N C 4 DC19V 27V 5 AGND...

Page 74: ...S 5 EEP_SO MICOM RX 6 EEP_SI_MICOM_TX 7 EEP CLK ļ CN701 EEV A 1 4 EEV SIGNAL 5 12V Ľ CN152 SMPS MAIN 1 12V 2 GND 3 5V ľ CN301 COMMUNICATION 1 F1 2 F2 Ŀ CN901 FAN 1 DC 310 340V 2 N C 3 AGND 4 DC 15V 5 FAN RPM 6 FAN FEEDBACK CN401 REACTOR 1 REACTOR1 2 REACTOR2 CN030 4WAY 1 3 AC220 240V CN001 POWER N 1 N CN002 POWER L 1 L CN003 EARTH 1 EARTH CN150 SMPS AC 1 3 AC220 240V CN402 COMP 1 W 2 V 3 U 8 2 Out...

Page 75: ...R 1 DC 310 340V 2 N C 3 AGND 4 DC 15V 5 FAN RPM 6 FAN FEEDBACK 6 CN251 TEMP SENSOR 1 2 OUT SENSOR 3 4 DISCHARGE SENSOR 16 CN301 COMMUNICATION 1 F1 2 F2 CN152 SMPS IN 1 12V 2 GND 3 5V U V W COMP U U V V W W CN503 EEV 1 4 EEV SIGNAL 5 12V CN201 DOWNLOAD MAIN 1 10 DOWNLOAD CN551 DOWNLOAD INV 1 10 DOWNLOAD Outdoor PCB 10 11 15 17 12 CN551 DOWNLOAD INV CN153 SMPS IN 15V 13 ...

Page 76: ... Is inverted Terminalhasbeencut 2 There shall be no empty space between Ring terminal and Screw after Clamp If not there exists a possibility of fire which can be caused by electric heat in the connecting part 䆚 䆛 Good 䆜 Bad Ring terminal is connected reversely 䆝 Bad Not clamped Screw 䆞 Bad In the gap between Ring terminal Screw 䆟 Bad Unused Ring Terminal ...

Page 77: ...perature sensor Air intake Filter Reset indicator Temperature Auto clean indicator DRED Demand Response Enabling Devices indicator Timer indicator Wi Fi indicator Power button Indicador Single User Indicador de Cronómetro Limpeza Automática Indicador Power BotãoPower Ligar Desligar Receptor do controlo remoto AR18HSFNBWK EU AR24HSFNBWK EU AR18HSSDBWK EU AR24HSSDBWK EU AR24HSFSRWK ER AR24HSFNRWK ER...

Page 78: ...l air swing automatically up and down Horizontal air swing Has no this function Mode Set one of the 5 operating modes see pages 15 16 for instructions Quiet Reduce noise generated from an indoor unit during operation Power p m e T Increase Decrease the temperature by 1ć d light Cool Has no this function Set the mode on Fast Comfort Select Fast function or Comfort function Virus Doctor Has no this ...

Page 79: ...justed 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...

Page 80: ...and outdoor unit connected correctly 2 Isn t the power cable and communication cable cross 2 Troubleshooting procedure YES ExchangetheoutdoorunitPBA ExchangetheindoorunitPBA NO NO NO NO ExchangethePBAofnopowerunit Terminatetheservice Terminatetheservice Correct thewrongcable YES YES Isthecommunicationerroroccurredagain Is theconnectionofpowercableand communicationcablenormal YES Restartafterpowero...

Page 81: ...2 Troubleshooting procedure YES ExchangetheindoorPBA YES ExchangetheindoorPBA NO NO Isthesensorresistancevalue 10kohm 3 attheroomtemperature of25 C YES DetachtheassembledsensorfromthePBAsensor connectorandmeasurethesensorresistancewith ohmmeter tester Istheconnectionofpowercable andcommunicationcablenormal Ass ySensorReplace Sensorresistancevalue 20 C 12 09kohm 30 C 8 31kohm 35 C 6 94kohm 40 C 5 8...

Page 82: ...alue in accordance with temperature 2 Troubleshooting procedure YES ExchangetheindoorPBA YES ExchangetheindoorPBA NO NO Isthesensorresistancevalue 3 4and 5 610kohm 3 attheroom temperatureof25ఁ YES DetachtheassembledsensorfromthePBAsensor connectorandmeasurethesensorresistancewith ohmmeter tester Istheconnectionofpowercable andcommunicationcablenormal SensorReplace Sensorresistancevalue 20 C 12 09k...

Page 83: ...d with the connector CN61 CN62 CN63 2 Troubleshooting procedure NO YES ExchangethePBA Normal YES NO NO NO Istheconnectedlouverwire Isthelampblinking YES YES ConnectthewirePBAtolouvermotor Checktheasintheprocedure Nopower Isthevoltagechangeableatthepin 2 5ofCN61 CN62 CN63 louverconnector Doesoperationstartwhenswingbuttonofthe remotecontrolunitpushed Up Downlouvermotorisfaulty Unplugthepowercordandp...

Page 84: ...rocedure NO YES PoweroffandSeparatetheFanmotorwire fromCN72onIndoorPBA ExchangetheFan motor YES YES NO YES YES Doesthefanrotate Isthefanerrorappearedagain Isthereshortamong eachpin 1 6 IsthevoltageofCN72 1 3over250Vdc IsthevoltageofCN72 3 5and 3 6within1Vdc 15Vdcduring theoperation Restartafterpoweroff Reassemblethefanwireandinputthepoweragain PBAproblemorMotorproblem ChangethePBAfirstandchecktheo...

Page 85: ...value of sensor connection pull up correct 2 Troubleshooting procedure YES Exchange the Outdoor PBA YES Exchange the Outdoor PBA NO NO NO Is the sensor resistance value B 10kohm 3 at the room temperature of 25 Is the sensor connector A connected correctly in accordance with a color YES YES Is the connection of power cable and communication cable normal Sensor Replace Sensor resistance value 20 12 ...

Page 86: ...istance value of sensor connection pull up correct 2 Troubleshooting procedure YES Exchange the Outdoor PBA YES Exchange the Outdoor PBA NO NO NO Is the sensor resistance value B 10kohm 3 at the room temperature of 25 Is the sensor connector A connected correctly in accordance with a color YES YES Is the connection of power cable and communication cable normal Sensor Replace Sensor resistance valu...

Page 87: ...Is the resistance value of sensor connection pull up correct 2 Troubleshooting procedure YES Exchange the Outdoor PBA YES Exchange the Outdoor PBA NO NO NO Is the sensor resistance value B 200kohm 3 at the room temperature of 25 Is the sensor connector A connected correctly in accordance with a color YES YES Is the connection of power cable and communication cable normal Sensor Replace Sensor resi...

Page 88: ... or gas leak 3 Download the EEPROM data 2 Troubleshooting procedure Restart after power off The condition is too poor for air conditioner to operate Wait until discharge temperature is decreased Restart after power off Download the EEPROM data Exchange the Outdoor PBA Exchanged the Compressor Is the discharge over temperature sensor error appeared again Is the discharge over temperature sensor err...

Page 89: ... surrounding of motor and propeller 2 Troubleshooting procedure NO YES Power off and Separate the Fan motor wire from A on Outdoor PBA Exchange the Fan motor YES YES NO YES YES Does the fan rotate Is the fan error appeared again Is there short among each pin 1 6 Is the voltage of A 1 3 over 250Vdc Is the voltage of A 3 5 and 3 6 with in 1Vdc 15Vdc during the operation Restart after power off Reass...

Page 90: ...r wire is connected clockwise U RED V BLU W YEL 3 Is the interphase resistance of compressor normal 2 Troubleshooting procedure Restart after power off Download the EEPROM data Exchange the compressor Is the restart error occurred again Is the connection of compressor wire is normal Is the restart error occurred again Is the compressor body and interphase resistance insulated NO NO NO NO Terminate...

Page 91: ...connection of cable for the compressor 2 Is the compressor wire is connected clockwise U RED V BLU W YEL 3 Is the interphase resistance of compressor normal 2 Troubleshooting procedure Restartafterpoweroff Exchangethecompressor Istherestarterroroccurredagain Isthe connectionof compressorwireisnormal PBAandCompressor Istherestarterroroccurredagain Isthecompressorbodyand interphaseresistanceinsulate...

Page 92: ...ing temperature abnormal overload 3 Is there any problem as like the temperature sensor separation or measurement value error 4 Is the interphase resistance of compressor normal 2 Troubleshooting procedure Restartafterpoweroff IstheO Cerroroccurred Isthe connectionofcompressorwireisnormal IstheO Cerroroccurredagain Istheconditionofindoor outdoortemperature normalload NO NO NO NO Terminatetheservic...

Page 93: ...ics 10 15 Exchangethecompressor Isthepositionof temperaturesensorandsensing valuenormal Isthecompressorbody andinterphaseresistance insulated NO NO Correctthesensorpositionor exchangethesensor ExchangetheOutdoorPBA YES ...

Page 94: ... Is the DC_link resistor B value is normal Outdoor PBA 2 Troubleshooting procedure YES YES YES YES Is the connected of reactor wire PBA Reactor Is the DC_link voltage A is normal in operation mode Normal range 280Vdc 320Vdc Is the DC_link sensing voltage B is normal in operation mode Normal range 0 2Vdc 4 8Vdc Is the reactor insulation damaged Restart after power off Start the operation cooling mo...

Page 95: ...2 Is the reactor wire connected 3 Is the PFC resistor A value is normal Outdoor PBA 2 Troubleshooting procedure YES YES YES Is the connected of reactor wire PBA Reactor Is the DC_link sensing voltage B is normal in operation mode Normal range 0 2Vdc 4 8Vdc Is the reactor insulation damaged Restart after power off Start the operation cooling mode or heating mode Exchange the Reactor NO NO NO Connec...

Page 96: ...he DC_link capacitor A assembled in accordance the specification Outdoor PBA 5 Is the DC_link resistor B value is normal Outdoor PBA 6 Is the PFC resistor C value is normal Outdoor PBA 2 Troubleshooting procedure YES YES YES Is the connected of reactor wire PBA Reactor Is the the input voltage is nomal Normal range 180Vac 270Vac Is the DC_link voltage A is normal in operation mode Normal range 280...

Page 97: ...g Electronics 10 19 YES YES IstheDC_linksensing voltage D isnormalinoperationmode Normalrange 0 2Vdc 4 0Vdc Isthereactorinsulationdamaged Exchangethe Reactor NO NO ExchangetheOutdoorPBA ExchangetheOutdoorPBA ...

Page 98: ...ture sensor separation or measurement value error 4 Is the interphase resistance of compressor normal 2 Troubleshooting procedure MODEL A DB92 02866A R410 R411 R412 DB92 02867A R408 R409 R410 Restart after power off Exchange the Outdoor PBA 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 c...

Page 99: ...Shunt A resistance value correct Check the resistor is opened 2 Is the IPM Shunt B resistance value correct Check the resistor is opened 3 Is there no short or open around C 2 Troubleshooting procedure MODEL A B C DB92 02866A R426 R425 R410 R411 R412 IC451 DB92 02867A R063 R064 R065 R408 R409 R410 IC451 Restart after power off Exchange the Outdoor PBA Is the PFC shunt and IPM shunt resistance valu...

Page 100: ...ensor error O Heatsink Over Temperature Error O LED ON LED BLINKING LED OFF 1 Checklist 1 Are there screws assembly in PBA heatsink 2 Is the gap PBA heatsink 3 Is the fan operation normal 4 Is the cover assembly in control box normal 2 Troubleshooting procedure Restartafterpoweroff Exchangethe OutdoorPBA AretherescrewsinPBA heatsink 4screws Isthefan operationnormal NO NO Fasteningthescrew Checkthe...

Page 101: ...like the tempera ture sensor separation or measurement value error 4 Is the interphase resistance of compressor normal 2 Troubleshooting procedure MODEL A DB92 02866A R410 R411 R412 DB92 02867A R408 R409 R410 YES YES YES YES Is the O C error occurred Is the connection of compressor wire is normal Is the Comp Vlimit error occurred again Is the condition of indoor outdoor temperature normal load Res...

Page 102: ...tronics YES NO Isthepositionof temperaturesensorandsensing valuenormal Isthecompressor bodyandinterphaseresistance insulated Exchangethecompressor NO YES Correctthesensorpositionor exchangethesensor ExchangetheOutdoorPBA ...

Page 103: ...OTP errorEEPROM Data Error Main Micom Inv Micom LED ON Ƽ LED BLINKING LED OFF 1 Checklist 1 Is there a short around micom 2 Is there a short around A 3 Did you download or insert EEPROM IC after changing outdoor PBA 2 Troubleshooting procedure power off and download EEPROM data or Insert the service EEPROM IC Exchange the Outdoor PBA Restart after power off Is the error appeared again NO Terminate...

Page 104: ...utdoor display O Operation condition secession O LED ON LED BLINKING LED OFF 1 Checklist 1 Check the temperature around the outdoor unit 2 Troubleshooting procedure Restartafterpoweroff Thetemperatureconditionistoopoortooperate Waituntiltemperatureischanged Istheoperationconditionsecession errorappearedagain Heatingmode Istheoutdoortemperatureover40ఁor under 30ఁ Coolingmode Istheoutdoortemperature...

Page 105: ...ion A in Outdoor unit 4 Check the refrigerant was charged 2 Troubleshooting procedure MODEL A DB92 02866A CN701 DB92 02867A CN701 Restart after power off Is the position of indoor eva _in sensor normal Is the gas leak error appeared again Is the EEV valve connection normal Is the EEV valve is operation Check the sound of EEV valve after power on NO NO NO NO Indoor sensor take the normal position T...

Page 106: ...10 28 Samsung Electronics ExchangetheIndoorPBA ExchangetheOutdoorPBA Isthepressureof refrigerantnormal NO Checkthepipecrack Filluptherefrigerant YES ...

Page 107: ...PBA CN150 normal 6 Is the voltage of SMPS DC in Main PBA CN151 CN152 normal 2 Troubleshooting procedure Unplug the power cord Restart after power off Check SMPS wire connection Is the power cable from terminal block to PBA is correct L CN002 N CN001 EARTH CN003 Is the power normal Check the fuse open or not F001 Is AC power is normal for SMPS CN150 220Vac 240Vac NO NO NO NO Reconnect the power wir...

Page 108: ...ConnectorCN151 CN152 Check theDCvoltageinSMPSPBA Isthevoltageis normalinSMPSPBA SMPS CN002 CN003Check AfterconnectSMPS DCwire 3PINRED 3PINBLU withMainPBA ConnectorCN151 CN152 ChecktheDCvoltagein MainPBA IsthevoltageisnormalinMain PBA Main CN151 CN152Check NO NO Exchangethe SMPSPBA ExchangetheMainPBA YES YES ...

Page 109: ... B N C EARTH D Is the power normal Is the SMPS is normal G Main 12V 11Vdc 13Vdc Check the fuse open or not E Is the SMPS is normal H Main 5V 4 5Vdc 5 5Vdc Unplug the power cord Restart after power off Exchange the PBA NO NO NO NO NO NO Reconnect the power wire correctly Check the power source Exchange the SMPS PBA Exchange the PBA Exchange the SMPS PBA Exchange the SMPS PBA MODEL A B C D DB92 0286...

Page 110: ...play Ƽ AC zero cross signal error LED ON Ƽ LED BLINKING LED OFF 1 Checklist 1 Check the power condition at customer s house Is there any power noise 2 Have been there power failure 2 Troubleshooting procedure Restart after power off Exchange the Outdoor PBA Is the AC line zero cross signal error appeared again NO Terminate the service YES MODEL Error display DB92 02866A 2867A O ...

Page 111: ...the indoor unit option and outdoor unit EEPROM data 2 Troubleshooting procedure Reset the option code again at indoor unit Download the EEPROM data Exchange the Outdoor PBA Exchange the Indoor PBA Is the rated Btu between indoor unit and outdoor unit Is the capacity miss match error appeared again Is the capacity miss match error appeared again NO NO NO Exchange the one of them according to the ex...

Page 112: ...ng 1 Checklist 1 Check if the connector was normally assembled 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 ...

Page 113: ...e refrigerant was charged 2 Troubleshooting procedure Restart after power off Check the EEV valve operation Exchange the Indoor PBA Exchange the Outdoor PBA Is the position of indoor eva_in sensor normal Is the gas leak error appeared again Is the EEV valve connection normal Is the EEV valve is operation Check the sound of EEV valve after power on Is the pressure of refrigerant normal NO NO NO NO ...

Page 114: ...A is normally If the PBA is defective replace 2 Troubleshooting procedure NO NO NO YES YES YES YES YES YES YES Did stop valve of the low pressure valve open perfectly Among compressor operation does cold air come out from the indoor unit Connect the manifold gauge to the service port of low pressure side service valve and then measure the refrigerant pressure Does measurement pressure include in 1...

Page 115: ...er circuit of SMPS PFC control circuit 4way circuit communication circuit OPTION EEV control circuit temperature sensing circuit 10 3 3 Indoor detailed inspection procedure No procedure Inspection Method Cause 1 Plug out and pull the PCB out of the control box Check the PCB fuse 1 Is 1st fuse disconnected 2 Is 2nd fuse disconnected Over current Indoor Fan motor short AC part and pattern short of I...

Page 116: ... and Main PBA 2 Thermal Fuse is opened when internal temperature of Terminal Block goes to a certain point due to Tracking caused by a defective connection of indoor and outdoor units When Thermal Fuse is opened Main PBA DC12V is turned off and the indoor unit does not operate 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 PB...

Page 117: ...Y WIFI KIT Inspection Method 10 4 1 Status LED Blinking with interval 0 5s NO InternetOK YES CheckWirelessAPwhether connecttointernetornot Connecttowww samsung comwithSmartPhone ContacttoInternetserviceprovider ContacttoWirelessAPmaker ...

Page 118: ...th interval 3s NO NO NO WirelessAPPower on Istheproblem occurredagain Istheproblem occurredagain YES YES YES ConnectIndoorunitandASSYWIFIKIT Terminatetheservice Terminatetheservice RetryWiFisettingwithSmartPhone ExchangeASSYWIFIKIT ContacttoWirelessAPmaker ...

Page 119: ...cted with INTERNET 3 LED Blinking Interval of 3s Not connected with AP 4 LED OFF Not connected with Air Conditioner 10 4 3 Status LED OFF NO NO NO IndoorunitPower Plugin Connectionbetween Indoor WIFIKIT OK Istheproblem occurredagain YES YES YES Plugin ConnectIndoorunitandASSYWIFIKIT Terminatetheservice ExchangeASSYWIFIKIT ExchangetheindoorunitPBA ...

Page 120: ... HEAT EXCHANGER SENSOR H V BLADE CONTROL INDOOR FAN MOTOR CONTROL OUTDOOR COMMUNICATION TEMPERATURE CONTROL HUMIDITY CONTROL TIMER BUZZER CONTROL WIFI MODEM COMMUNICATION DISPLAY CONTROL SPI OSCILLATION CIRCUIT CONTROLLER IC MCU HUMIDITY SENSOR STEPPING MOTOR CONTROL SIGNAL SPI CONTROL SIGNAL BUZZZER CONTROL SIGNAL STEPPING MOTOR DRIVE SPI DRIVE BUZZER DRIVE ZERO VOLTAGE DETECT PWM CONTROL SIGNAL ...

Page 121: ...PS PBA Inverter PBA Sensor Comm In out POWER Filter Converter PFC ZCP OVP DC LINK Download 4Way V V EEV Reactor Compressor DRED FAN LED Comm Main Inv SMPS Main Micom Current Sensing SMPS Communi cation Inverter Micom Inverter Fan Control Download ...

Page 122: ...ontrol circuit 4way circuit communication circuit OPTION EEV control circuit temperature sensing circuit 11 2 3 Indoor detailed inspection procedure No Procedure Inspection Method Cause 1 Plug out and pull the PCB out of the control box Check the PCB fuse 1 Is 1st fuse disconnected 2 Is 2nd fuse disconnected Over current Indoor Fan motor short AC part and pattern short of Indoor PBA 2 Supply power...

Page 123: ...able Wiring 2 Is the C006 voltage 200Vac 240Vac Fuse open L N F1 F2 wire wrong wiring Terminal Block PBA 2 Is the CN150 voltage 200Vac 240Vac Power circuit is faulty Load short 4 Is the PFC050 26 27 voltage 200Vac 240Vac after 3 minutes later Fuse open L N F1 F2 wire wrong wiring Terminal Block PBA PTC020 open RY021 RY022 is faulty Outdoor Micom IC201 error 5 Is the CE101 voltage 280Vdc 320dc afte...

Page 124: ...C 32 C Outdoor Temp Variation 5 C 45 C 12 2 Pressure Capacity mark Power Heat W cal s kcal h Btu h HP kg m s Ib m s 1 0 23885 0 85985 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 3...

Page 125: ...sired temperature lower Leakage Q It 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 ...

Page 126: ...s 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 the ro...

Page 127: ... angle iron 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 1 st 2005 The exhaust pipe of a cooling or ventilation facility installed i...

Page 128: ... air filter captures large particles from the air The filter is cleaned with a vacuum or by hand washing Remove the air filter from the main body Insert the air filter back in its original position Dry the Air filter in a ventilated area Clean the Air filter with a vacuum cleaner or soft brush If dustistooheavy rinseitwithrunningwater t MFBO UIF JS öMUFS FWFSZ XFFLT MFBOJOH UFSN NBZ EJòFS EFQFOEJO...

Page 129: ...ace 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 inset 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 into t...

Page 130: ...essure side of manifold gauge to the packed valve having a service port 3 8 Packed valve as shown at the figure 3 Open the valve of the low pressure side of manifold gauge counter clockwise 4 Purge the air from the system using vacuum pump for about 30 minutes After that please recheck that pressure is stabilized Close the valve of the low pressure side of manifold gauge clockwise Remove the hose ...

Page 131: ...U 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 t BLF TVSF ZPV EP OPU CFOE UIF DPOOFDUJPO QJQFT JO UIF NJEEMF BOE TUPSF UPHFUIFS XJUI UIF DBCMFT t PWF UIF JOEPPS BOE PVUEPPS VOJUT UP B OFX MPDBUJPO t 3FNPWF UIF NPVOUJOH QMBUF GPS UIF JOEPPS VOJU BOE NPWF JU UP B OFX MPDBUJPO 4 Turn the 3 way valve clockwise to close...

Page 132: ...rus doctor in these models Item 1 Item 2 Item 3 8TH 9TH Export RAC FMC FLG Best 1ST MODEL F Export RAC FMC DLX Better 1ST MODEL D Export RAC FMC STD Good1 1ST MODEL S Export RAC FMC ENT Good2 1ST MODEL N Export 1st MODEL A Export 2nd B Export 3rd MODEL C Export 4th MODEL D Export 5th MODEL E 9TH DIGIT Division Series Project Color Name Division component Sinkeolreo code 10TH 11TH Remark F Best Twi...

Page 133: ...er applicable International and or domestic law Samsung Electronics Co Ltd August 2013 Code No AC 00045K_1 GSPN GLOBAL SERVICE PARTNER NETWORK Area Web Site Europe CIS Mideast Africa gspn1 samsungcsportal com Asia gspn2 samsungcsportal com North Latin America gspn3 samsungcsportal com China china samsungportal com ...

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