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1. Abbreviation Name NV Inveter Compressor OFM Outdoor Fan Motor OHX Outdoor Heat Exchanger AC Accumulator OS Oil Separator IC Intercooler IPMC IPM Cooler CH Crank Case Heater HPS High Pressure Sensor LPS Low Pressure Sensor HPSW High Pressure Switch EM Main EEV E EV EVI EEV V ES EVI Sol Valve V EB EVI Bypass Valve V HG Hot Gas Bypass Valve V HG2 Hot Gas Bypass Valve 2 V AW 4Way Valve V AR Accumulator Oil Return Valve CV E EEV Bypass Check Valve CV D Discharge Check Valve CV MC MainCooling Check Valve TD Discharge Temperature Sensor TS Suction Temperature Sensor T 52 Suction Temperature Sensor 2 T CO Cond Out Temperature Sensor T E EVI In Temperature Sensor T EO EVI Out Temperature Sensor TL Liquid Pipe Temperature Sensor T CT Comp Top Temperature Sensor TA Ambient Temperature Sensor SV G Gas Pipe Service Valve SV LG Low P Gas Pipe Service Valve SV L Liquid Pipe Service Valve 7 6 AM160 180 200 220FXVAGR EU Abbreviation Name INV Inveter Compressor OFM Outdoor Fan Motor OHX Outdoor Heat Exchanger AC Accumulator OS Oil Separator IC Intercooler IPMC IPM Cooler CH Crank Case Heater HPS High Pressure Sensor LPS Low Pressure Sensor HPSW High Pressure Switch EM Main EEV E EV EVI EEV V ES EVI Sol Valve V EB EVI Bypass V
2. Maksi OR 2 6 2 1 4 Structure of product Heat Recovery 2 7 2 2 Product SSC nn la aaa abu 2 8 27 00 r r sajan R 2 8 2 3 Accessory and Option Specifications s 2 14 7 00 ii 2 14 3 Disassembly and Reassembiy 0000000000000000000000 0000000000000000 0000000000000000 000000000000 3 1 3 1 242 Disassembly and ReassermiblV usines 3 2 gada AMO80 100 T20FAV AA T P 3 2 777 11100 I T 3 12 3423 AM160 180 200 220FXV PURO as l rnnt etit anla 3 22 3 3 Caution at compressor exclhiarde siteqe ied Na nor RR ay bd 3 33 ui ii 3 35 SEEN lu NK A NENG 0 3 36 4 a l 4 1 Check up Window Description Uu adal biy p p tertio died ctt rti veis 4 1 4 00 eise Ncc 4 2 4 2 1 Special Operation asiste iem nd i n ae eaaa eee eaaa nean anan an anana aee ea anan nenen topic pU cH prt pere 4 2 4 2 2 DVM S Models EEPROM Code 2 s 4 7 4 2 3 Number Display Method Ra balana al 4 7 4 3 Appropriate Measures for Different Symptom
3. 4 12 4 3 1 Outdoor Unit Operation 4 12 4 3 2 Main PCB has no power 4 15 4 3 3 Communication Error between Indoor and Outdoor Units during Tracking 4 16 4 3 4 Communication Error between Indoor and Outdoor Units after Tracking 4 18 4 3 5 Communication error between main and sub Unit of outdoor unit or between outdoor nits y AAA etit sa as lied 4 19 4 3 6 Internal Communication error of the Outdoor Unit C Box 4 20 4 3 7 Internal PCB Communication error of the Outdoor Unit C Box 4 21 4 3 8 MCU branch part setup error inconsecutive connection vvith the use dneva aad 4 23 Contents 4 3 9 MCU branch part setup error Repeated setup for the same address over 3 times 4 24 4 3 10 MCU branch part setup error non installed address setup 4 25 4 3 11 Setup Error for MCU Branch part Setup Error for MCU Quantity Used 4 26 4 3 12 MCU branch part setup error Overlapping Indoor unit Address setup 4 27 4 3 13 MCU branch part setup error Set as being used without connection n hor t T 4 28 4 3 14 MCU branch part setup error Connect an ndoor unit to a branch part HOLL anaes 4
4. INSULATION Model Insu Code Binding Wire AM160 180 200 220FXVAGH DB62 04154J AAM160 180 200 220FXVAGH Samsung Electronics DB62 04154C 3 27 Disassembly and Reassembly Binding Wire 1 AM160 180 200 220FXVAGR VALVE amp SENSOR Valve amp Sensor 4WAY Valve High Pressure Sensor Suciton 1 Sensor Suciton 2 Sensor Main Cooling Valve EVI Bypass Valve EVI SOL Valve Model Insu Code Binding Wire AM160 180 200 220FXVAGR DB62 03808A AM160 180 200 220FXVAGR DB62 04154C VALVE amp SENSOR Main EEV Valve OD EEV Valve ARV Valve EV In Sensor Hot Gas 2 Valve EVI Out Sensor Hot Gas 1 Valve Liquid Sensor Insu Code Binding Wire AM160 180 200 220FXVAGR DB62 03808C AM160 180 200 220FXVAGR DB62 03808E AM180 200 220FXVAGR DB62 03808D AM160FXVAGR DB62 03808C 3 28 Samsung Electronics Binding VVire 2 AM160 180 200 220FXVAGR Samsung Electronics Disassembly and Reassembly VALVE amp SENSOR Valve amp Sensor Comp
5. Liquid Sensor INSULATION AM080 100 120FXVAGR Insu Code DB62 03808E Binding Wire AM080 100 120FXVAGR DB62 04154B AM080 100 120FXVAGR DB62 03808C 37 Disassembly and Reassembly Binding Wire 2 ll AM080 100 120FXVAGR 3 8 VALVE amp SENSOR Valve amp Sensor Low Pressure Sensor EVI EEV Valve VALVE amp SENSOR Valve amp Sensor Cond Out Sensor Outdoor Temperature Sensor VALVE amp SENSOR T Comp Top Sensor INSULATION No Model Insu Code Binding Wire EB AM080 100 120FXVAGH DB62 03808D Samsung Electronics Disassembly and Reassembly Binding Wire 3 lll AM080 100 1 20FXV kekek gt Comp Wire fix by Holder Wire Fix Comp Wire Core to Bracket Beam Control Box using large size Cable Tie 350mm 522 Di uc 77 b gt Separate double layer structure of C Box after remove 3 screws and connector Samsung Electronics 3 9 Disassembly and Reassembly Reference Sheet Pipe Welding Position ll AM080 100 120FXVAGH EU Front Welding Parts Rear Welding Parts 2 o Welding Position l Welding Position Comp Suction Cooling Subcooler Comp Discharge Subcooler EVI Bypass Comp Vapor Injection Accum 4Way Discharge Oil Sepa Accum Accum Oil Vavle 4Wa
6. abr lt m si 5 hz E Eli E amp m m amp n T jem a e m DHF FROM RUE PCR C 1 Check the voltage for L1 R L2 S phase L1 R L3 T phase L2 S L3 T phase 2 If there is any terminal without normal voltage then check the power outside the air conditioner and take the appropriate measures 3 If the 3 phase voltage is normal then use the 3 phase tester to display the phase of the power cable Change the power cable connection if reversed phase is displayed 4 Take the above measures press the reset key K3 and then check the power once more 5 Check the EMI PCB Fuse connection and wiring 6 If the same problem occurs after another check check the Inverter PCB 6 In case of wiring error N phase is changed with one of R S and T with the N phase will operate the power protection Une function display E425 or stop the power This is not a PCB power defect in this case before PCB replacement please check the power on Samsung Electronics 4 13 Troubleshooting lll Initial Tracking Communication Check up Display 22 for Problem 1 For the display module of the outdoor unit there are differences in the contents displayed depending on whether the relevant outdoor unit is a master unit or a sub unit 1 Master Unit e The outdoor unit Micom attempts communication with the indoor unit connected to the communication cable F1 F2 when the po
7. Add a refrigerant quantity deciding from step 5 Samsung Electronics Execute Auto Trial Operation after open SVC Valve 3 33 Disassembly and Reassembly lll Point to consider at compressor exchange 1 Oil color decision availability of that change compressor that is beside at the same time of compressor that broke down Decide that exchange all 2 that exchange side that broke down after judge state of oil by below photograph color extracting oil in compressor that broke down in case of exchange compressor ASTM exchange all 2 more than 3 cng to dni 5 adi that is beside nn Normalcy Clamping force of bolt that fix compressor is 3 0 5 N m 2 Weight of compressor and quantity of oil When compressor is shipped at factory oil of compressor unit standard 1100cc was filled up GBO52FAVA of weight of compressor including oil is 31 6kg and GBO66FAVA is 35 4kg Add oil to outdoor unit as much as relevant weight if is heavy than weight of compressor that weight of compressor that is changed to locality is changed newly Quantity kg of added oil Weight kg of compressor that broke down Weight kg of newly change compressor If quantity of calculated addition oil passes over 1kg quantity of add oil does by 1kg Problem of that is blocked in oil circulation of remaining oil of compressor that broke down below 0 3kg compressor if is light more than 0 8kg than weight of compressor
8. Type Propeller BLDC Propeller BLDC Propeller BLDC Motor Output 630 630 630 Airflow rate Piping Connections Installation Max Length Limitation Max Height Main Power Below about20m Cable Communication DS GBOS2FA DS GBO66FA DS GB066FA INV x1 INV x1 INV x1 470 5 80 5 80 FVC68D FVC68D FVC68D 3900 3 900 3 900 R410A R410A R410A 55 52 55 Propeller BLDC Propeller BLDC Propeller BLDC 400 400 400 173 173 210 9 52 9 52 12 70 3 8 3 8 1 2 19 05 22 22 28 58 3 4 7 8 11 8 15 88 19 05 19 05 5 8 3 4 34 E 200 220 200 220 200 220 b 110 7 110 40 110 40 40 40 VCTF 0 75 1 5 2P VCTF 0 75 1 5 2P 0 75 1 5 2 1 3 173 210 9 52 9 52 12 70 VCTF 075 1 5 2P VCTF 075 1 5 2P VCTF 075 1 5 2P Net Weight DVM S HP ki 190 0 190 0 DVM S HR 195 0 195 0 195 0 Set Shipping DVM S HP id 206 0 206 0 206 0 Dimension VVeight DVM S HR 211 0 211 0 211 0 Net Dimension WxHxD mm 880x1 695x765 880x1 695x765 880x1 695x765 880x1695x765 880x1695x765 880x1695x765 Gross Dimension WxHxD mm 948x1 657x832 948x1 657x832 948x1 657x832 948x1912x832 948x1912x832 948x1912x832 Operating Cooling Suna 7 7 5 0 48 5 0 48 0 5 0 48 0 DVM S HR C 15 0 48 0 15 0 48 0 15 0 48 0 Temp Range Heating 20 0 24 0 1 Proper form capacity standard of air conditioning Cooling capacity It is figures that a
9. ZPJ61KCE TFD ZPI61KCE TFD ZPJ61KCE TFD ZPI61KCE TFD ZPJ83KCE TFD ZPI83KCE TFD Type INV x1 INV x1 INV x1 DVI x1 FVI x1 DVI x1 FVI x1 x1 FVI x1 Compressor Output 4 70 5 80 5 80 4 36 4 36 4 36 4 36 5 87 5 87 Lubricant FVC68D FVC68D FVC68D Type 3MAF POE 3MAF POE 3MAF POE Charging 3 900 3 900 3 900 4 370 4 370 4 370 Type R410A R410A R410A R410A R410A R410A Refrigerant Factory Charging 5 5 5 2 5 5 50 5 0 5 0 Type ES BLDC opa BLDC m BLDC E BLDC 2 BLDC 2 BLDC FAN Piping Connections Installation Limitation Motor Output m n Omm mum Max Length E 200 220 2001 z 2001 220 MaxHeight m 110 40 110 4 11004 a ma a ooo mz 0 4 0 1s 25 0 Communication mm2 VCTF 075 1 SET VCTF 0 75 1 5 2P VCTF0 75 1 5 2P VCTF 0 75 1 5 2P VCTF 0 75 1 5 2P VC F0 75 1 SET Net Weight mu kg 7 ue 7 243 243 243 DVM S HR 195 0 195 0 195 0 Set Shippin DVM S HP 206 0 206 0 206 0 Dimension Weight DVMSHR 211 0 211 0 211 0 i 259 Net Dimension VVxHxD mm 880x1 695x765 880x1 695x765 880x1 695x765 880x1695x765 880x1695x765 880x1695x765 Gross Dimension VVxHxD mm 948x1 657x832 948x1 657x832 948x1 657x832 948x1912x832 948x1912x832 948x1912x832 Operating 1 Cooling 55 51 c 1 7 7 5 0 48 0 5 0 48 0 50 480 DVM S HR C 15 0 48 0 15 0 48
10. 6 Wiring Diagram POT 6 1 6 1 AM080 100 120 140 160 180 200 220F XVF RE 6 1 rea XIII z tT 7715010000 10 LE ngga saene aya apa gan bada dada nda adana niaga Baga bka eaaa daana haa nag aging Trans 7 1 2570 Ece bn 7 1 7 3 N1160 180 200 220 1 XV GEA a B tg anga pan apaa octo m kl 7 2 7 4 AM080 100 120FXVAGR EU m 7 2 Pd sinc EU m s Xn 7 3 7 6 160 180 200 1220 inochi ideassa 7 3 2750 operation M R Sore 7 4 7 8 Main cooling operatiori b aaa 7 5 7 9 Heating operation F R asl 7 6 7 10 Main heating operation H R asas NAN ANGGA 7 7 TEES EEEE UU AE AATA E A AAT 7 8 7 12 Heating operation a d o 7 9 7 13 Cycle Component Function Explanation usines diis Ute FOR Ua Frist Pete Hort GERE Er oye a 7 10 8 Key PH RS 881 8 1 Outdoor unit option switch Settlngs u ua qada 8 1 8 2 How to set the key function of the outdoor unit 8 2 8 3 How to check the view mode using a tact switch 8 4 EPIRI TT T D T E 9 1 Auto
11. C NTC ohm AD V Temperature C NTC ohm AD V ispla n INVERTER2 PCB 10 7 20 6000 233 Judgment IGBT module internal temperature 30 4000 203 Method 105 C more than E500 E400 40 3000 180 50 2000 147 Cooling Pin and the IGBT junction part assembly 60 1600 129 defective 70 1200 1 07 Cause of l l l 80 750 0 76 problem Refrigerant cooling heat sink and refrigerant piping m assembly defective Assembled bolt defective Cause of problem Enforce the discharge mode before Power Off K2 press the 6 times IPM IGBT module pin 8 9 Replace Inverter PCB Is it normally both end resistance value E500 Bottom E400 Top Yes IGBT module pin 8 9 Is the bolt of the heat sink fully tightened Tighten Bolt Screw check the foreign objects between the heat sink and IPM Remove foreign objects and apply the heat sink grease And then reassembly Did properly apply the heat sink grease Apply the heat sink grease and then reassembly Between the heat sink and the IPM Good No Good Samsung Electronics 4 73 Troubleshooting 4 3 55 Option setting error of outdoor unit Outdoor Unit Display Indoor Unit Display Q Operation x Reservation Blast x Filter x Defrost Judgment Method Refer to the judgment method below Option setting error of outdoor unit E2P option use of other model or set of the relevant outdoo
12. 010 30 Factory default 0 1 25 0 2 2 6 erab 0 3 27 Targeted high pressure MPa heating Main 012104 28 When low pressure value is set discharged air temperature 0 15 29 ofthe indoor unit will decrease 0 6 3 1 0 7 32 0 8 23 010 10096 Factory default 0 1 95 00 012 90 96 0 3 85 90 014 80 96 TEE LE When restriction option is set cooling and heating b performance may decrease 0 71 65 00 0 8 60 00 0 9 55 06 1 0 50 111 No restriction i 0 0 Factory default Oil collection interval Main 0 4 7 Shorten 1 by 172 Temperature to trigger NM aao default defrost operation Main 015 0 31 Apply setting when the product is being installed in humid area such as near river or lake Fan speed correction for individual Q0 6 010 Factory default outdoor unit 0 1 Increase fan speed Increase the outdoor unit s fan speed to maximum value 010 Disabled Factory default T 0 1 LEVEL1 vain 1237 012 LEVEL 2 Enable silent mode for night time 0 13 LEVEL 3 010 Disabled Factory default 011 Level 1 of height difference type 1 Indoor When outdoor unit is located 40 80m above the indoor High head condition unit is lower than outdoor unit unit setting Main 018 012 Level 2 of height difference type 1 Indoor When outdoor unit is located over 80m above the indoor unit is lower than outdoor unit unit 013 Height 77 type 2 Outdoor unit When indoor unit is over 30 m above the outdoor unit ow
13. 1 5 i 8 LI ic i nca m spre os v atl Samsung Electronics ASS Y PCB SUB DRIVER cont C W COMPW 1 COMPW 5 CN32 MAIN COMM 1 12V MAIN 2 IN SSMPS RELAY 3 COMMIN 4 GND MAIN 2 MANA 1 COMPU azas Na 1 REACTOR 2 REACTOR 3 V COMPV 1 COMPV 7 CN91 FAN DC 1 18V 2 GND 3 5V FAN 4 AD SELECT PCB Diagram and Parts List 4 CN22 DOWNLOAD 1 RX DOWN 2 TX DOWN 3 N TRST 4 TDO 5 TCK 6 TDI 7 TMS 8 9 GND 10 VCC CN15 FAN DC LINK 1 500V 2 GND 500V 9 Kek ere 1 AC 2 3 AC Samsung Electronics 5 8 5 4 ASSYPCBFAN 0206 y Oni ciu SES 172772772777 22 K CL 2 ldi 0201 R20 lean lu C214 A268 A R2 8875 C766 8241 Et C264 R24 b T a a TL L n704 OTT 101201 57755 02 01062A nu DB41 WATVI WI KAN US g ylld A000 Y 1 Et m 4 LA 4 lt 7 zT mo WHT FAN A Au 2 Mt1 SSP OWE Roe 369 0304 R303 C302 0307 R307 jm Rei 0001 Aoo 0003 V3 0 WARNING High Voltage CZLIMM d li 522 4 114 AOO M NI g O01 11 le LAY 5 WHT loom R204 55 3 HE DOWNLOAD eso HET FAN A AG uu pes IC Gu ae FAN B HALL IC hu x COCK 7777 pe oo Rode Lu oooo k t CI pa 99 mp p ey Rz L b C103 R102
14. 40 0 45 0 448 Capacity Current Input Nominal Cooling Heating Current Povver Cooling Consumption Heating 136 000 153 000 0 50 0 153 000 170 000 8 90 11 00 9 50 11 50 14 30 17 60 15 20 18 40 14 30 17 60 1520 1840 25 00 32 00 890 11 00 50 9 133 800 152 900 50 0 313 40 Nominal Cooling 449 Nominal Heating 474 ESEER HP 7 02 6 78 Compressor Model DS GBO66FA DS GB052FA 2 ZPI83KCE TFD 2 72 ZPI72KCE TFD Type INV x1 INV x2 x1 4 FVI x1 DVIx1 FVIx2 Output 5 80 4 7 x2 5 87 5 87 5 16 5 16 x2 Type FVC68D FVC68D 3MAF POE 3MAF POE Lubricant Charging 3 900 6 200 4370 6 540 Refrigerant FAN Type R410A R410A R410A R410A Factory Charging Type Ca Piping Connections Installation Limitation Max Height inch inch Max Length om 7 Propeller BLDC Propeller BLDC Propeller BLDC 7 0 7 0 Propeller BLDC 630x2 630x2 630x2 630x2 12 70 12 70 1 1 8 1 1 8 7 74 s 1 W 19 05 22 22 3 4 7 8 200 220 200 220 12 70 12 70 57 2222 40 50 2540 50 40 Main Power Below about20m 40 6 0 40 6 0 Communication VCTF
15. 9 1 9 1 1 Auto Trial Operation Synopsis Hep 9 1 9 1 2 Auto Trial Operation functions 9 3 9 1 3 How to troubleshoot of the Undetermined 9 4 9 1 4 Auto Trial Operation Error 9 13 9 2 Amount of refrigerant automatically checking 9 14 1 Precautions 1 1 Precautions for the Service Use the correct parts vvhen changing the electric parts Please check the labels and notices for the model name proper voltage and proper current for the electric parts Fully repair the connection for the types of harness when repairing the product after breakdown A faulty connection can cause irregular noise and problems When disassembling or assembling make sure that the product is laid down on a work cloth Doing so will prevent scratching to the exterior of the rear side of the product Completely remove dust or foreign substances on the housing connection and inspection parts when performing repairs This can prevent fire hazards for tracking short etc Please tighten the service valve of the outdoor unit and the valve cap of the charging valve as securely as possible by using a
16. N phase wiring error and EMI Fuse short Judgment Method E DCLink Overvoltage Low voltage occurs Check the input wiring EMI Fuse short Cause of problem 1 Cause of problem Is Inverter PCB CN15 and Fan PCB CN11 DCLink voltage connection Connection and then restart it wire accurately connected Replace Fan PCB Samsung Electronics 4 71 Troubleshooting 4 3 53 Hall IC Fan error Lice LE FAN PCB FAN1 display 1 R d j Outdoor unit FAN PCB FAN2 Judgment Fan rotation defective or vibration and noise of the defective operation Method Hall IC there is no signal input Connection status error Cause of prob Hall IC wire disconnection lem Defective circuit parts and defective manufacturing Fan Motor defective 1 Cause of problem Power Off Power Restart Did the error occurs Connection wire o HALL IC did confirmation No Verify that the wire folded or the connection is detached Yes No HALL IC on the PCB is connected correctly Yes Replace Fan PCB When the error is repeated replace the Fan Motor 4 72 End of Service Check the connecting wire and restart it Check the connecting wire and restart it Samsung Electronics Troubleshooting 4 3 54 Inverter Overheat error 1 Both end resistance values of IGBT module pin 8 9 pin unit NVERTER PCB Temperature
17. SYSTEM AIR CONDITIONER OUTDOOR UNIT AM080 100 120 140 160 180 200 220FXV c SERVIC Manual Mili AIR CONDITIONER CONTENTS 1 Precautions 2 Product Specifications 3 Disassembly and Reassembly 4 Troubleshooting 5 PCB Diagram and Parts List 6 Wiring Diagram 7 Cycle Diagram 8 Key Options 22 9 TestOperation Refer to the service manual in the GSPN see the rear cover for the more information Contents Mg un n n 181 1 1 Precautions for the Service esiti abadan l l q on inpr 1 1 1 2 Precautions for the Static Electricity and PL s 1 1 1 3 Precautions for the ea Pa babadan 1 1 1 4 Precautions for Handling Refrigerant for Air Conditioner 1 2 1 5 Precautions for Welding the Air Conditioner Pipe 1 2 1 6 Precautions for Additional Supplement of Air Conditioner Refrigerant 1 2 RE FEC E i m pU DO E I A A ANK A 1 2 2 2 1 The Feature OF PIOOUGE cantine aa 2 1 251 uc si m ll r 2 1 2 1 2 Changes in comparison to basic TTIOGQ scisimionannib imis b n eaaa Ero EH YU HH rH 2 3 2 1 3
18. Special Cause e Outdoor unit MCU setup and same address errors when connecting two or more MCUs 1 Inspection Method Check the Main PCB MCU quantity setting switch of the outdoor unit and check the installed MCU quantity matches Check whether each MCU PCB address switch was duplicated To use reset by pressing the K3 button of the outdoor unit after the reset is completed or reset after turning off the power and then turn it on again Example of MCU quantity setting error ex PCB MCU setting quantity of outdoor unit 2 MCU installed Quantity 3 Outdoor Unit PCB MCU Quantity of Quantity of Address 0 Indoor Unit MCU Indoor Unit 5 MCU Address 1 MCU Address 2 lt Example of MCU address setting error ex Two among three of MCU address was set to 0 Outdoor Unit PCB MCU PCB ADD REGS esses ese ee im ih Quantity of een of Indoor Unit MCU Indoor Unit MCU 3 BranchA 8 C 4 26 Samsung Electronics Troubleshooting 4 3 12 MCU branch part setup error Overlapping Indoor unit Address setup Tat Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo 24C Indoor unit display x 2 2 R o o x9 0N TFlash x OFF Criteria lt Occurs when an indoor un
19. Turbo 24C Indoorunit display o o F o o o o ON O Flash x OFF Judgment Method Referto the judgment method below Cause of problem Communication error between outdoor units 1 Causeof problem Reset error Key 3 Check the outdoor unit with error U200 U201 U202 U203 Is the power supply normal 15V 5V Check the power Check wiring of outdoor unit communication cable Change wiring or connect Check K13 and K14 setup options for outdoor unit Change settings Replace PCB Essential Requirements before Changing PCB in Case of Communication Error Refer to p 59 Samsung Electronics 4 19 Troubleshooting 4 3 6 Internal Communication error of the Outdoor Unit C Box Outdoor unit display Duct Cassette 1 2 VVay Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter 1 Operation Timer Turbo 24C Indoorunit display o o i R o o F o o x9 0N QO Flash x OFF Judgment Method Communication error between the C Box PCB 1 Causeof problem Restart operation after connecting the Inverter Did the Communication connector PCB2 CN31 when the Comp applied one break away f
20. 1 Refer to Figure1 and Table1 respectively the resistance value and diode voltage value measure 2 According to the criterion in Table 1 to determine whether the failure of IPM Measured Point Division Measure the resistance values Measure the diode voltage values oo ci Edi EE AE More than 3 MQ Measurement error can occur for reasons such as the initial measurement condenser discharge Measured over at least three times Table 1 R702 R704 0702 R706 Samsung Electronics Fan PCB 0703 x Hgure15 4 57 Troubleshooting 4 3 42 Fan lock error FAN PCB FANT Outdoor unit display FAN PCBIFANT FAN PCB FAN2 Judgment Method Is checked symptoms by phase current of Fan Motor Fan Motor connection error Cause of problem Defective Fan Defective PCB 1 Cause of problem Power On and then Auto Trial Operation Did the error occurs End of Service No Remove the foreign objects and restart Did you check the foreign objects on the Fan rotary wing Fan do rotate by hand Replace Fan Motor if you rotate the fan by hand the noise occurs Replace Fan Motor Connection wire of Fan Motor did confirmation Check the connection status of the Fan1 and Fan2 Check the connection status and then restart Replace Fan PCB 4 58 Samsung Electronics 4 3 43 Momentary Blackout error O
21. Did Communication Terminal block mount to PCB 2 4 Samsung Electronics Product Specifications Changes in comparison to basic mode cont IM PIPECOOLING Changed item and feature After changed Pipe Nevv Pipe Cooling for cooling of Unapplied Cooling inverter PCB Refrigerant cooling system It is cooling technology of inverter circuit that use refrigerating cycle technology Cooling of inverter circuit T Changed item and feature After changed HP After changed HR New inverter Tube cycle technology structure application New piping Samsung Electronics 2 5 Product Specifications 2 1 3 Structure of product Heat Pump Small size CONTROL BOX Heat exchanger 4 WAY V V Accumulator Intercooler i L Oil separator Gas pipe a Liquid pipe Compressor Large size 1 CONTROL Heat exchanger 4 VVAY VAV Accumulator Intercoaler Liquid pipe Oil separator Compressor 2 6 Samsung Electronics Product Specifications 2 1 4 Structure of product Heat Recovery Small size Heat exchanger CONTROL BOX 4 WAY V V Oil separator Intercooler Compressor Accumulator Riquich pipe Low Pressure Gas Pipe High Pressure Gas Pipe Large size SAMSUNG Heat exchanger CONTROL BOX 4 WAY V V Oil separator Accumulator Intercooler Compresso
22. Measure the temperature of the refrigerant discharged from the compressor Suction Temperature Sensor Measure the temperature of the refrigerant to the compressor suction Cond Out Temperature Sensor Measure the temperature of the outdoor heat exchanger of the air conditioning operation EVI In Out Temperature Sensor Measure the temperature of the refrigerant inlet and outlet of the Subcooler Liquid Pipe Temperature Sensor Measure the temperature of supercooling refrigerant in the outdoor unit of the air conditioning Comp Top Temperature Sensor Measure the temperature of compressor top cover Ambient Temperature Sensor Measure the outdoor temperature Samsung Electronics 8 Key Options 8 1 Outdoor unit option switch settings 00000 HE BB 9 ooo x x x mu A K K2 K3 K4 HH mm I o o o o o o o o o o o o o mmm NN SW02 TEN ONE Setting Setting Remarks Setting can be done from the main outdoor unit only sub unit setting is nnecessary Ex When 12 indoor units are installed SVV51 1 SW52 2 Setting total number of installed indoor unit SW51 Tens digit SW52 Units digit Enable maximum capacity restriction for cooling Restrict excessive capacity increase when operating indoor operation units with small capacity Disable maximum capacity restriction for cooling operation Selecting outdoor unit address Outdo
23. O OINI o utc BR Wl NN Oo OINI 0o MN BR Wl nun Pinch Pipe Oil Return Suction Accum Oil Return Valve 4 Suction Subcooler Subcooler In Samsung Electronics 2 Disassembly and Reassembly Reference Sheet Pipe Welding Position 4 IM AM160 180 200 220FXVAGR EU Front Welding Parts Rear Welding Parts 2 VVelding Position VVelding Position Comp Suction Cooling Subcooler In Comp Discharge Subcooler HEV Bypass Comp Vapor Injection Accum 4Way Discharge Oil Sepa Accum Suction 4VVay Oil Sepa Out 4Way Cond In Expansion Cond Out Accum Accum Oil Vavle Accum EVI Bypass Vapor Injection EVI Bypass Hot Gas Vavle Suction Hot Gas Vavle Oil Sepa Out Pinch Pipe 1 COI NI MW BI WI N O OINI o Uc BR Wl nun Accum Oil Return Valve Suction Subcooler Expansion Oil Return Suction LQD Ball Valve Subcooler 3 32 Samsung Electronics 3 3 Caution at compressor exchange ll Compressor exchange order Occasion that compressor is 1 inside outdoor unit Occasion that compressor is 2 inside outdoor unit Establish compressor to exchange by cutting Refrigerant release driving of applied outdoor unit X Refrigerant release driving enforces 1th necessarily Release driving that enforce contiguously can be responsible for compressor breakdown Lock all SVC val
24. ciel BREL exit SEI dH DC Samsung Electronics 3 9 ASSY PCB MAIN HUB cont m DC cont CN83 EVI EEV 1 RX DOVVN 2 TX DOWN 3 N TRST 4 TDO 35 TCK 46 TDI 7 TMS 8 9 GND 10 VCC 5 CN44 TEMP SENSOR 1 SUCCTION 2 SUCTION 3 EVI INLET 4 ENI INLET 5 ENI OUT 6 EVI OUT 9 CN96 MAIN HUBCOMM 1 CN12 2 INV_SMPS_RELAY 3 GOMMHN 4 GND 5 HIGH PRESSURE SENSOR 6 LOW PRESSURE SENSOR 7 ZERO CROSSING 8 GND 9 VCC Samsung Electronics 2 CNS1 EEVI 1 VCC 2 MODEO 3 RESET MAIN 5 F_SCLK 6 F_SDAT 7 GND 6 CN42I HIGH PRESSURE SENSOR 1 HIGH PRESSURE SENSOR 3 GND 4 VCC CN46 SUCT 1 SUCT2 2 SUCT2 3 CNA3 TEMP SENSOR 1 COMP1 DISACHRGE 2 COMP1 DISCHARGE 3 COMP1 TOP 4 COMP1 TOP 5 COND OUT 6 COND OUT 7 OUTDOOR TEMP 8 OUTDOOR TEMP D CN41 LOW PRESSURE SENSOR 2 LOW PRESSURE SENSOR 3 GND 4 VCC PCB Diagram and Parts List 4 CNA5 TEMP SENSOR 1 LIQUID 2 LIQUID 3 COMP2 DISCHARGE 4 COMP2 DISCHARGE 5 COMP2 TOP 6 COMP2 TOP CN97 TO FAN COMM 1 12V 2 INV SMPS 3 COMM OUT 4 GND 5 6 5 3 ASSY PCB INVERTER es b 25 22 omo ao Mayn ua a mean ey T ETE TL L l Aa QTA Ata m am tz HEIL EI m HU M d n TUE 1010 un um f mi a ee ee d m regen
25. seb eJnsseJd X UD H pinbi eunssaud 7 aunjyesadwa M0 seb e1nssaJd 79 aunjesadwa MOT D d m 7 6 7 10 Main heating operation H R v v oo evoe e oo T T pinbi eanssaJd 9 UDIH seb eJnsseJd X aunyesadwa ubiH pinbi ensseJd 79 MOT seb eJnssaJd 79 aunjeuadwal mol m Ss e m KAN TAN 4 A E WO AER RS 7 7 11 Cooling operation H P 7 pinbi eynssaJd 7 uDIH seb e1nsseJd X aunjesadwa UD MH pinbi aunssaud 79 aunjyesadwa M07 seb eJnssaJd 79 MOJ 7 8 12 Heating operation H P 7 pinbi inss ld X eJnje1eduue1 uDIH seb e1nsseJd X eJnjeuaduua1 UD MH pinbi aunssaud 79 aunjyesadwa MOT seb aunssaid 79 aunjejeduua1 MO 7 9 7 13 Cycie Component Function Explanation 9 20 21 22 23 7 10 Accumulator Separating the incoming liquid refrigerant to the compressor in order to prevent liquid refrigerant Oil Separator Separating the oil from the refrigerant discharged from the compressor and the separated oil is returned to the compressor Intercooler Supercooled liquid refrigerant through the heat exchanger and makes the medium pressure gas refrig
26. 0 15 0 48 0 Temp Range Heating 20 0 24 0 20 0 24 0 20 0 24 0 1 Proper form capacity standard of air conditioning Cooling capacity It is figures that appear in indoor 27 C DB 19 C WB outdoor 35 C DB length 7 5m of piping fall Om standard Heating capacity It is figures that appear in indoor 20 C DB outdoor 7 C DB length 7 5m of piping fall Om standard 2 If proper form heating capacity is outdoor temperature 7 C standard and outdoor temperature goes down by below zero heating capacity can drop according to temperature condition 3 Need special load calculation in case of use by main heating in the winter and please buy product for low temperature that heating effect excels at low temperature 4 Maximum length between outdoor and indoor units allows up to 200m Equivalent length 220m 5 If the indoor unit is below height length allows up to 110m If over 50m decide whether to install the PDM kit If the outdoor unit is below allowable height length is 40m Samsung Electronics 200 240 20 0 24 0 20 0 24 0 Product Specifications Outdoor Unit Continue Nevv Model Comparative Model x a A a bun ms Model AM140FXVAGR AM160FXVAGR RD140HRXG X RD160HRXG Mode HR HR HR HR Power 3 AC380 415 50 3 AC380 415 50 3 AC380 415 50 3 AC380 415 50 Capacity Horse Power 14 16 14 16
27. 16200 V po o lt n 102 7 xm PC51 5 52 y amp CHS ius zia 8 Bis V oo 0502 R504 v al CA o R909 R507 o R308 R506 WARNING High Voltage 38 37 d 101201 57755 02 wE DB41 01062A esum 11 07 26 DVM INVERTERF AN V R428 19 10 12 i mm Dal ne C E R804 0802 R426 o R427 435 R423 4421 TA C820 21 1 UT cO x m SEBESESE SRL 21 22 23 24 25 26 27 28 2 ololo olo 13 14 15 16 18 19 L1 C824 LJ WARNING High Voltage Samsung Electronics ASSY PCBFAN cont O CN22 DOWNLOAD 1 RX DOWN 82 TX DOWN 3 N TRST 4 TDO 5 TOK 6 TDI 7 TMS 8 9 GND 10 VCC 2 CN51 FANA HALL 1 HALL U 2 5V 3 HALL V 4 GND 5 HALL W 6 MT TEMP 7 GND 3 kalyan Nga Ni 1 HALL U 82 5 3 4 GND 5 HALL VV 6 MT TEMP 7 GND 4 PCB Diagram and Parts List CN11 POWER 1 500V 2 GND 500V 5 kapase ue No 1 18V 2 GND 83 COMM IN 4 GND MAIN 5 6 12 MAIN 7 IN SMPS RELAY 8 COMM OUT 9 GND MAIN Samsung Electronics 6 KANER 1 12 MAIN 2 IN SMPS RELAY 3 COMM OUT 4 GND MAIN 7 1 RX DOWN 2 TX DOWN 3 N TRST 4 TDO 5 TOK 6 TDI 7 TMS 8 9 GND 10
28. 171 900 191 000 210 000 171 900 191 000 56 7 63 0 69 3 56 7 630 193 500 215 000 236 000 193 500 215 000 Povver nput 12 80 15 19 17 35 Nominal Heating2 2 11 90 13 90 16 70 Current Input 20 70 24 40 27 80 Nominal Heating2 2 E 19 10 22 30 26 80 EE 2070 2440 27 80 31 30 32 80 Power Running zan 19 10 22 30 26 80 26 70 29 10 Max A 39 10 42 50 44 50 42 50 44 10 Povver Cooling kW 12 88 15 19 17 35 15 70 17 00 Consumption Heating kW 11 90 13 90 16 70 12 90 14 50 MCA MFA A 48 9 50 525773 525 75 E Nominal Cooling 3 91 3 69 3 55 R COP Nominal Heating 4 76 4 53 4 15 ESEER HP 6 59 6 56 6 25 Model DS GBO66FA DS GBO66FA DS GBO66FA ARN posi ZPI83KCE TFD ZPI83KCE TFD Type INV x2 INV x2 INV x2 DVI x1 FVI x2 DVI x1 FVI x2 Compressor Output 5 8 x2 5 8 x2 5 8 x2 5 87 5 87 x2 5 87 5 87 x2 ieee Type FVC68D FVC68D 3MAF POE 3MAF POE Charging 6 200 6 200 6 200 6 540 6 540 R410A R410A R410A R410A R410A Refrigerant Factory Charging 8 7 84 84 8 5 8 5 Type Propeller BLDC Propeller BLDC Propeller BLDC Propeller BLDC Propeller BLDC FAN Motor Output 630 x2 630 x2 630 x2 630 x2 630 x2 Airflow rate m min 270 275 280 270 275 liquid Qmm 15 88 15 88 15 88 ied inch 5 8 5 8 5 8 Piping c mm 28 58 28 58 28 58 2858 2858 Connections inch 11 8 11 8 11 8 is Dies Amm 2222 2858 2858 inch 7 8 1 1 8 1 1 8 Installation Max Length 200 220 200 220 200 220 200 200
29. 29 4 3 15 MCU branch part setup error Connect more Indoor units than what is della C r rr 4 30 4 3 16 MCU subcooler entrance exit sensor error Open Short 4 31 4 3 17 Outdoor Temperature Sensor 4 32 4 3 18 Cond Out Temperature Sensor Error Open Short 4 33 4 3 19 Outdoor Cond Out sensor breakway error 4 34 4 3 20 Compressor Discharge or TOP 1 2 Temperature sensor error 4 35 4 3 21 Compressor Discharge or TOP temperature sensor breakway error 4 36 4 3 22 E269 Suction Temperature sensor breakway error 4 37 4 3 23 High Pressure sensor error 4 38 4 3 24 Low Pressure sensor error Open Short 4 39 4 3 25 Suction Temperature sensor error Open Short 4 40 4 3 26 Liquid Pipe Temperature sensor error Open Shorf 4 41 4 3 27 EVI In Temperature sensor error Open Short 4 42 4 3 28 EVI Out T
30. APPLY HEAT RECOVERY APPLY 9 uu x NOTE1 1 1121314 5 6 7 11121314151617 8 9f0 DOWNLOAD DOWNLOAD AS PRO GMAN r 7 CH 2 MAIN INPUT POWER CER This Document can not be used without Samsung s authorization Samsung Electronics Samsung Electronics F102 s SXNOTE 3 1 O O 1H Ee 9 Tue pressure INVERTER SWITCH 1 BEK vo Zir 5 4WwAY V V Wiring Diagram 7 Cycle Diagram 7 1 AM080 100 120FXVAGH EU Abbreviation Name INV Inveter Compressor OFM Outdoor Fan Motor OHX Outdoor Heat Exchanger AC Accumulator OS Oil Separator IC Intercooler IPMC IPM Cooler CH Crank Case Heater HPS High Pressure Sensor LPS Low Pressure Sensor HPSW High Pressure Switch EM Main EEV E EV EVI EEV V ES EVI Sol Valve V EB EVI Bypass Valve V HG Hot Gas Bypass Valve V AW 4Way Valve V AR Accumulator Oil Return Valve CVE EEV Bypass Check Valve CV D Discharge Check Valve TD Discharge Temperature Sensor 15 Suction Temperature Sensor T CO Cond Out Temperature Sensor T El EVI In Temperature Sensor T EO EVI Out Temperature Sensor TL Liquid Pipe Temperature Sensor T CT Comp Top Temperature Sensor TA Ambient Tem
31. Box Use Screw driver 3 Power Compressor Valve Motor Sensor con nector connected to ASSY PCB remove 3 12 Samsung Electronics Disassembly and Reassembly Procedure Remark 4 2screws had fixed in terminal block cover when change power terminal block commu nication terminal block remove 5 2screws had fixed in terminal block after remove 4 screws had fixed to Cabinet for ter minal block protection remove 6 5screws had fixed to Front part remove Samsung Electronics 3 13 Disassembly and Reassembly No Parts Procedure Remark 3 14 7 6screws had fixed on side refrigerant cooling part outside remove A Do not separate Heat Sink pulling Assy Piping Cooling piping compulsorily Is responsible for parts damage 8 2 screvvs had fixed on side refrigerant cooling part inside remove Samsung Electronics Binding VVire 1 IM AM140FXVAGH Samsung Electronics Disassembly and Reassembly VALVE amp SENSOR Valve amp Sensor 4WAY Valve High Pressure Sensor EVI Bypass Valve INSULATION No Model Insu Code Binding Wire il AM140FXVAGH DB62 03808G VALVE amp SENSOR No Valve amp Sensor EM SOLValve 2 Low Pressure Sensor 3 HotGasValve INSULATION No Model Insu Code Binding Wire EB AM140FXVAGH DB62 0
32. CE EE EINEN a X Psion as ja aja ess Guantity Guantity m r Kd K2 K3 4 S n Eso M M ngk 222 noD jn umm c b 3 1 a a Um ERO m I Nm 220 00 qr PES Indoor Unit MCU Econ ed d s l Installed Installed DOWALOLD Oosunusuun UM TEST DOL Fea me d 3 m i ka i 9 l Ven mm PRU 1 e m im A Far FE erm cO we wul e M Indoor Unit Installation Quantity Setup Switch The following is an example of how to use the switch according to the number of indoor unit installations The maximum number of possible indoor unit con nections is 64 3Units Connected 17Units Connected 31Units Connected 64Units Connected 105 Digit 105 Digit 15 Digit 10sDigit 1sDigit 105Digit 1 s Digit bh S Quad 0 9 0 9 3 If the quantity of the indoor units configured with the indoor unit installation quantity setup switch does not match the quantity of the indoor units found during the tracking process E201 and U200 will be displayed in order on the display module 4 When you install more than one MCU set the quantity of installed MCU 4 14 Samsung Electronics Troubleshooting 4 3 2 Main PCB has no povver phenomenon Outdoor unit display Main PCB has no povver phenomenon 7 seg does not blink Judgment Method Hub PCB power and connection wire to detect HUB PCB connector wire
33. GRID 3 KEY4 CN45 OUTDOOR UNIT COMM 1 COM C 2 COM D 3 4 12V 5 GND CN13 POWER 5V 1 COMA 2 3 CN43 COMM TEST 1 12V 2 INVERTER INRUSH OUT 3 INVERTER COMM 4 GND 2 CN85 STATE CHECK 1 12V 2 ERROR CHECK OUT 13 12V 4 COMP CHECK OUT 1 CN44 INDOOR UNIT COMM 1 COM A 2 COM B 13 5V 4 AGND PCB Diagram and Parts List 4 CN3O01 EEPROM 1 GND 2 3 VCC 14 HEPROM SELECT 5 EEPROM SO 6 EEPROM SI 17 HEPROM CLOCK CN86 OUTSIDE CONTROLLER 1 CONTROL 2 GND 2 CN34 NONUSE COMM 1 COME 2 COMF F 5 2 5 2 ASSY PCB MAIN HUB m AC m y z 2 E 5 3 A A qEHVHO3H 33 Samsung Electronics PCB Diagram and Parts List ASS Y PCB MAIN HUB cont m AC cont C CN714 CCH1 2 CN713 CCH2 3 CN707 REF RECHARGE 4 CN704 HOTGASVALWVET 1 N 1 N 1 REF RECHARGE V V 1 N 2 CCH1 2 CCH2 2 N 2 HOTGAS BYPASS1 5 CN7O05 HOTGASVALVE2 6 CN711 OlL RETURN VALVE 7 CN708 4 WAY VALVE CN70 AC 1 HOTGAS BYPASS2 1 ACCUM OIL RETURN VALVE 1 4 VVAY VALVE 1 AC 2 N 2 N 2 N 2 AC 9 CN715 MAIN COOLING o CN705 HOTGAS BYPASS2 IEEE 1 EVIVN 1 1 AC I1 AC I1 AC 13 FVIV V 2 2 AC t2 AC 2 AC Samsung Electronics 5 4 PCB Diagram and Parts List ASSY PCB MAIN HUB cont 1H2H 57755 93 xr unie 4 0 5 6 D 9 3 uu 5 x LUAM
34. Limitation Max Height 110 40 110 40 110 40 50 40 50 40 CE Main Power Below about20m 10 0 10 0 10 0 6 0 10 0 Communication VCTF 0 75 1 5 2P VCTF 0 75 1 5 2P VCTF 0 75 1 5 2P VCTF 0 75 1 5 2P VCTF 0 75 1 5 2P DVM S HP 300 0 300 0 300 0 Net Weight 340 0 349 0 DVM S HR 306 0 306 0 306 0 Set Shipping 3190 3190 3190 Dimension Weight DVMSHR 3250 325 0 3250 77 77 Net Dimension WxHxD 1295x1695x765 1295x1695x765 1295x1695x765 1295x1695x765 1295x1695x765 Gross Dimension VVxHxD 1363x1857x832 1363x1857x832 1363x1857x832 1363x1912x832 1363x1912x832 DVM S HP 5 0 48 0 5 0 48 0 5 0 48 0 Operating Cooling 5 0 48 0 5 0 48 0 A DVM S HR 15 0 48 0 15 0 48 0 15 0 48 0 Heating 20 0 24 0 20 0 24 0 20 0 24 0 20 0 24 0 20 0 24 0 1 Proper form capacity standard of air conditioning Cooling capacity It is figures that appear in indoor 27 C DB 19 C WB outdoor 35 C DB length 7 5m of piping fall Om standard Heating capacity It is figures that appear in indoor 20 C DB outdoor 7 C DB length 7 5m of piping fall Om standard 2 If proper form heating capacity is outdoor temperature 7 C standard and outdoor temperature goes down by below zero heating capacity can drop according to temperature condition 3 Need special load calculation in case of use by main heating in the winter and please buy product for low temperature that heating effect excels at low temperature 4 Maximum lengt
35. Restart operation after replace the PCB Samsung Electronics 4 35 Troubleshooting 4 3 21 Compressor Discharge or Top temperature sensor breakavvay error 1 Outdoor unit display Compressor 1 Discharge Compressor 2 Discharge Compressor 1 Top Compressor 2 Top Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Wall mounted NeoForte Timer Turbo 24C x x Q Q Q x Q Q Q x x Q Q Q9 Flash x OFF Indoorunit display 1 Relevant compressor frequency of 60Hz or higher 3 Relevant discharge or Top temperature lt High pressure saturation temperature 4 In case of keep 30 minutes in state that satisfy all above conditions 1 2 3 Judgment Method Suction temperature gt Low pressure saturation temperature 10 C Cause of problem Compressor discharge or Top temperature sensor breakaway and defective Starting badness of compressor 1 Cause of problem Is the Discharge or Top temperature sensor and the Re insert sensor Re attach sensor holder sensor holder correctly attached Is the Discharge or Top temperature sensor resistance Defective sensor Replace sensor value reasonable Refer to E251 4 36 Samsung Electronics Troubleshooting Outdoor unit display Duct Cassette 1 2VVay Console Celing Casset
36. Samsung Electronics Troubleshooting 4 3 20 Compressor Discharge or Top 1 2 Temperature sensor error 3r Compressor 2 Discharge riri 4 a b 1 Disch L Outdoor unit display 2 5 Li Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Timer Turbo 24C Indoorunit display x o o o o o o o o X ON Flash x OFF Judgment Method Refer to the judgment method below ks i Compressor 1 Top La Compressor 2 Top Cause of problem Compressor Discharge or Top Temperature sensor defective Open Short 1 Causeof problem Did the Compressor Discharge or Top Temperature sensor connector break away from the PCB Restart operation after connecting the connector to PCB Resistance value Resistance value n x Temperature C Resistance KO After separating the Compressor Discharge or Top Temperature sensor connector from the PCB measure the resistance value between the two terminals 130 8 9 120 11 2 100 18 5 80 32 0 60 59 0 25 200 0 20 242 0 10 362 0 0 553 0 Did the resistance value significantly stray from the following temperature table Replace this part as it is the defective of the Compressor Discharge or Top Temperature sensor itself
37. Samsung Electronics Troubleshooting 4 3 28 EVI Out Temperature sensor error Open Short Outdoor unit display Duct Cassette 1 2 VVay Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Timer Turbo Q X x x x 9 x ON QO Flash x OFF Indoorunit display 1 Cause of problem EVI OUT Did the connector for the EVI Out Temperature sensor break away from the PCB R EC ex ES Restart operation after connecting the connector to PCB Resistance value measure part Temperature C Resistance KO Separate the connector of the Outdoor EVI Out Temperature sensor from the PCB and measure the resistance value between the 2 terminals 70 2 2 60 3 0 50 4 2 40 5 8 30 8 3 20 12 1 10 18 0 0 27 3 10 43 0 EVI OUT Did the resistance value significantly stray from the following temperature table Replace this part as it is the defective of the Outdoor EVI Out Temperature sensor itself Restart operation after replace the PCB Samsung Electronics 4 43 Troubleshooting 4 3 29 Suction 2 Temperature Sensor Error OPEN SHORT Outdoor Unit Display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation D
38. VCC 5 10 5 5 ASSY PCB EMI INVERTER 3 PHASE I ALAS DVM UN G F ae INVERTER EMI S AL 01149A 0 b da CERE He e AN Ww CL c g Wi qw PCB SIZE 130230 l T COPPER FOIL o iL 0 0 ARRAY PCB SIZE 1429220 Na LL c a cc YEL GEN d b a w NC E o o ux bun l 21 32 1 CN23 INVERTER 220V 1 AC 2 3 AC 2 1 R 2 5 3 T 5 11 CN21 FAN A 3 CN22 MAIN 220 1 AC 2 AC TIN S IN RIN RST RST INPUT Samsung Electronics 5 6 SUB COMM aba Dl r E g FL A EL Ze A ITE a e i 7 ee y 4 Er aa ni ns eli i Fo o 3 a WG WAN c b bu E N n 5 12 5 6 e si Samsung Electronics 6 Wiring Diagram 6 1 AM080 100 120 140 160 180 200 220FXV XX X EEPROM COMM CHK T 0 P 1121314151617 CN301 CN43 F103 c F102 c F101 o EMI FILTER 250V T2A DOWNLOAD 71 See AN aki zx sz WHT WHT CNB5 S EXTERNAL CON SEE SEH ower IT LT M REACTOR2 YEL GRN se lil over HON HE Hs zog WHT LLL NBD EXTERNAL CON a 7 CN12 Il su
39. defects and the connection is not Main PCB defective Hub PCB defective High pressure switch operation Cause of problem 1 Causeof problem Yes No Refrigerant overcharge Is a high pressure switch normal High pressure switch is defective Yes No Checkthe connection status of EMI PCB Checkthe short circuit of EMI PCB Fuse HUB PCB CN70 AC220V is connected Yes N Confirma blinking of Hub PCB LED o Checkthe short circuit of Hub PCB Replace Hub PCB Yes Did you check the connection status of the Main Hub connection wire i Connecting the communication wire CN96 Yes Replace Fan PCB Samsung Electronics 4 15 Troubleshooting 4 3 3 Communication Error between Indoor and Outdoor Units during Tracking Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Timer Turbo 24C x x 9 9 x x 9 9 x x x x ON Flash x OFF Indoorunit display Judgment Method Communication error between indoor and outdoor units Cause of problem Refer to the judgment method below 1 Causeof problem Indoor Unit Installation Quantity Setup Switch of Outdoor Unit Compare and check the set value and the actual number of indoor units instal
40. error Outdoor unit FAN1 PCB display 5S FAN2 PCB Judgment IPM internal temperature more than 85 C E455 E355 Method Cause of prob Heat sink and IPM assembly defective lem Defective heat sink cooling 1 Causeof problem Did check the foreign objects between the heatsi Remove foreign objects pin Cold heat sink assembly defect occurs Is the bolt of the heat sink fully tightened Tighten Bolt Bid check the foreign objects between the heatsi Remove foreign objects and and IPM apply the heat sink grease And then reassembly Yes Samsung Electronics 4 61 Troubleshooting 4 3 46 Compressor starting error Outdoor unit display NVERTER1 PCB INVERTER2 PCB Startup and then if the speed increase is not normally J Meth 20 Detected by H W or S W Compressor connection error Cause of problem Defective Compressor Defective PCB 1 Cause of problem Power Off and then Restart Is Hot Gas Bypass Valve startup the initial power is applied Hub Replace PCB Hot Gas Bypass Valve initial startup does it work Replace Hot Gas Bypass Valve Is the resistance value between different phases of compressor U V V WW U less than 20 Replace Compressor Is the resistance between the body of Compressor and l Replace Compressor chassis MQ Does the Compressor connection wire properly con
41. monkey spanner Check whether the parts are properly and securely assembled after performing repairs These parts should be in the same condition as before the repair 1 2 Precautions for the Static Electricity and PL 6 Please carefully handle the PCB power terminal during repair and measurement when it is turned on since it is vulnerable to static electricity Please wear insulation gloves before performing PCB repair and measurement Check if the place of installation is at least 2m away from electronic appliances such as TV video players and stereos This can cause irregular noise or degrade the picture quality Please make sure the customer does not directly repair the product Arbitrary dismantling may result in electric shock or fire 1 3 Precautions for the Safety Do not pull or touch the power plug or the subsidiary power switch with wet hands This may result in electric shock or fire If the power line or the power plug is damaged then it must be changed since this is a hazard Do not bend the wire too much or position it so that it can be damaged by a heavy object on top This may result in electric shock or fire The use of multiple electric outlets should be prohibited This may result in electric shock or fire Ground the connection if it is necessary The connection must be grounded if there is any risk of electrical short due to water or moisture 6 Unplug the power or turn off the subsidia
42. mounted NeoForte Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Timer Turbo 24C Q Q Q X e ON Q Flash x OFF Indoorunit display Judgment Method Judgment Method Inspection when the value of low pressure sensor is 1 8kg am or less for air conditioning and 0 8kg cn for heating Refrigerant shortage Electronic expansion valve blocked Service valve blocked Cause of problem Low pressure sensor defective Leakage of compressor discharge check valve of not go end outdoor unit Error may be found when used in temperature range outside the conditions of use Operating outside temperature at 20 C or less for heating and operating outside temperature at 5 C or less for Cooling 1 Causeof problem Auto Trial Operation Connect S net and Manifold Gauge essential requirement No Are all service valves open Open the Service Valve Yes Is the S net estimated value and the Manifold Gauge value in range No Replace Low Pressure sensor No Yes Are the Indoor Unit and Outdoor Unit EEV normally operating Check the relevant FEV Yes Are there any blockage inside Yes the pipe filter etc Pipe inspection No Is there any leakage in He Liquid Pipe Valve or the discharge check valve ofthe not go end Outdoor Unit when only some Outdoor Units are operating Y
43. sensor Open Short error determination method 1 Identifies from when power is supplied or 2 minutes after RESET and only when set is stopped 2 An Open Short error will occur if the input voltage standard range of 0 5V 4 95V is exceeded 2 Inspection Method Did the High Pressure sensor connector get disconnected Please re inspect after connecting from the PCB the connector to the PCB Sthere refrigerant inside the set Please check by connecting the menu folder gauge to the service valve No Refill refrigerant after vacuum Yes Out ofthe PCB High Pressure sensor terminals is there voltage between pins 3 and 4 5V 2 Replace PCB Yes Replace High Pressure sensor The V markis the 1st pin on the PCB 4 38 Samsung Electronics Troubleshooting 4 3 24 Low Pressure sensor error Open Short Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter 1Operation Timer Turbo 24C Q x x Q x Q x X Q x x ON QO Flash x OFF Indoorunit display Judgment Method Refer to the judgment method below Cause of problem Disconnection or breakdown of relevant sensor 1 Low Pressure sensor Open Short error determination method 1 Identifies from when power is supplied or 2 minutes af
44. that weight of compressor that is changed to locality is changed newly inspects oil circulating system because possibility occurred is high 3 Checking of oil circulating system 1 Oil separator capillary tube or filter of block If filter or capillary tube of oil separator lower column is blocked by alien substance etc can become cause of compressor breakdown because oil is not collected Can doubt that is blocked if oil separator capillary tube temperature is low after refrigerant outlet temperature of compressor in driv ing rises x Compressor 2 individual occasion oil separator capillary tubes each other cross Confirm that is blocked in stationary state through nitrogen pressurization availability 2 Breakdown of Accum Oil Return Valve ARV Damage can become cause of compressor breakdown because oil is not collected if filter of valve front piping etc is blocked with ARV is closed Power connector of ARV confirms that was linked right Extract connector in vacuum mode or confirm whether when insert action sound of valve happens 3 When CCH is badness can become cause of compressor breakdown by oil foaming 3 34 Samsung Electronics 3 4 MCU Cabinet upper 1 Separate 2 fixing screvvs from the cabinet Use 4 Serew Driver 2 Separate cabinet from MCU Cabinet front 1 Separate 4 fixing screvvs from the cabinet Use Serew Driver 2 Separate 4 fixing screws from the brackets Use Sere
45. until Please wait for at least 15 minutes x fan error occurs the discharge mode may not work properly In particular E464 amp E364 is power devices can be damaged Therefore the discharge mode do not use Natural discharge until Please wait for at least 15 minutes 4 2 Samsung Electronics Troubleshooting Bl Auto Trial Operation gt After initial installation stable operation for a certain period of time limited to operation conditions Method of Entry K2Tact Switch twice K1Tact Switch twice Compressor Normal operation but the maximum frequency limit differ by model Indoor Unit Whole operation The set temperature 3 C Whole operation The set temperature 40 C Outdoor fan and valves Normally control conduct Operation time Min 60 minutes Max 10 hours Ftc Exceed the maximum operating time at stops and waits Protection and control self diagnosis is performed lll Refrigerant filling operation Operation to filling the refrigerant compressor was fixed at a certain frequency Cooling Heating Method of Entry K2 Tact Switch one time K1Tact Switch one time Compressor Starting frequency Mild Start frequency operation Indoor Unit Whole operation The set temperature 3 C Whole operation The set temperature 40 C Outdoor fan and valves Normally control conduct Operation time 60 minutes Ftc During the filling operation does not enter the special operatio
46. 0 48 0 Heating 5 0 48 0 5 0 48 0 20 0 24 0 20 0 24 0 1 Proper form capacity standard of air conditioning Cooling capacity It is figures that appear in indoor 27 C DB 19 C WB outdoor 35 C DB length 7 5m of piping fall Om standard Heating capacity It is figures that appear in indoor 20 C DB outdoor 7 C DB length 7 5m of piping fall Om standard 2 If proper form heating capacity is outdoor temperature 7 C standard and outdoor temperature goes down by below zero heating capacity can drop according to temperature condition 3 Need special load calculation in case of use by main heating in the winter and please buy product for low temperature that heating effect excels at low temperature 4 Maximum length between outdoor and indoor units allows up to 200m Equivalent length 220m 5 If the indoor unit is below height length allows up to 110m If over 50m decide whether to install the PDM kit If the outdoor unit is below allowable height length is 40m Samsung Electronics 20 0 24 0 20 0 24 0 Product Specifications Outdoor Unit Continue 0 uL AM180FXVAGH AM200FXVAGH AM220FXVAGH 18 20 3 AC380 415 50 3 AC380 415 50 3 AC380 415 50 3 AC380 415 50 Horse Power 18 20 56 0 61 6 504 56 0 Cooling Capacity
47. 0 75 1 5 2P VCTF 0 75 1 5 2P VCTF 0 75 1 5 2P VCTF 0 75 1 5 2P Set Dimension DVM S HP DVM S HR Net Weight 235 0 278 0 214 0 184 0 293 338 Shipping DVM S HP Weight DVM S HR 254 0 297 0 260 0 303 0 314 359 Net Dimension VVxHxD 1295x1695x765 1295x1695x765 1295x1695x765 1295x1695x765 Gross Dimension VVxHxD 1363x1857x832 1363x1857x832 1363x1912x832 1363x1912x832 Operating Temp Range DVMSHP DVM S HR Heating Cooling 1 Proper form capacity standard of air conditioning Cooling capacity It is figures that appear in indoor 27 C DB 19 C WB outdoor 35 C DB length 7 5m of piping fall Om standard Heating capacity It is figures that appear in indoor 20 C DB outdoor 7 C DB length 7 5m of piping fall Om standard 2 If proper form heating capacity is outdoor temperature 7 C standard and outdoor temperature goes down by below zero heating capacity can drop according to temperature condition 3 Need special load calculation in case of use by main heating in the winter and please buy product for low temperature that heating effect excels at low temperature 4 Maximum length between outdoor and indoor units allows up to 200m Equivalent length 220m 5 If the indoor unit is below height length allows up to 110m If over 50m decide whether to install the PDM kit If the outdoor unit is below allowable
48. 03808C AM080 100 120FXVAGH DB62 03808E Samsung Electronics 3 5 Disassembly and Reassembly Binding Wire 2 Bl M080 100 120FXVAGH E VALVE amp SENSOR No Valve amp Sensor Low Pressure Sensor VALVE amp SENSOR Valve amp Sensor Cond Out Sensor Outdoor Temperature Sensor VALVE amp SENSOR N Valve amp Sensor o Comp Top Sensor 2 Discharge Sensor 3 High Pressure Switch INSULATION No Model Insu Code Binding Wire EB AM080 100 120FXVAGH DB62 03808D 3 6 Samsung Electronics Binding VVire 1 lI AMO080 100 120FXVAGR Samsung Electronics VALVE amp SENSOR Disassembly and Reassembly Valve amp Sensor 4WAY Valve High Pressure Sensor Suciton 1 Sensor Suciton 2 Sensor EVI Out Sensor Main Cooling Valve EVI Bypass Valve EVI SOL Valve INSULATION AM080 100 120FXVAGR Insu Code DB62 03808B Binding Wire AM120FXVAGR DB62 03808G AM080 100 120FXVAGR VALVE amp SENSOR DB62 04154B No Valve amp Sensor Accum Return Valve Main EEV Valve OD EEV Valve EVI In Sensor Hot Gas 1 Valve Hot Gas 2 Valve
49. 1 9 times Vacuumig Outdoor unit address 3 K 4 BLANK 3 10 times Vacuumig Outdoor unit address 4 K 4 BLANK 4 11 times Vacuuming All outdoor units K 4 BLANK A 12times End Key operation Press and hold 1 time Auto Trial Operation K K BLANK BLANK K2 Number of press Key operation Display on segment Refrigerant charging in Cooling mode K 5 BLANK BLANK Trial operation in Cooling mode K 6 BLANK BLANK Pump down all units in Cooling mode K 7 BLANK BLANK H R Checking the pipe connection 4 times H P Automatic setting of operation mode Cooling Heating K 8 BLANK BLANK for trail operation 5 times Checking the amount of refrigerant dhah 577 Suec WO MOIS differ depending on the progress Discharge mode of DC link voltage K A BLANK BLANK 7 times Forced defrost operation K B BLANK BLANK 8 times Forced oil collection K C BLANK BLANK 9 times Inverter compressor 1 check K D BLANK BLANK 10times Inverter compressor 2 check K E BLANK BLANK 11 times Fan 1 check K F BLANK BLANK 12 times Fan 2 check K G BLANK BLANK 13 times End Key operation X nv1 amp Inv2 voltage during discharge mode are displayed alternately 3 Outdoor Power Off even when the Inverter PCB Fan PCB is a high DC voltage charging contacts at danger x When you run the repair and replacement of the PCB should work after the power is turned off the DC voltage discharge Natural discharge
50. 28 Compressor operation stop due abnormal compression ratio E 438 EVI ESC EEV leakage or internal leakage of intercooler or incorrect connector insertion of EVI ESC EEV E 439 Error due to refrigerant leakage E 440 Heating mode restriction due to high air temperature E 441 Cooling mode restriction due to low air temperature E 442 Refrigerant charing restriction in heating mode when air temperature is over 15 C E 443 Operation prohibited due to low pressure E 445 CCH is deatched E 446 Error due to operation failure of Fan1 E 447 Motor wire of Fan1 is not connected E 448 Lock error on Fan1 E 452 Error due to ZPC detection circuit problem or power failure E 453 Error due to overheated motor of outdoor unit s Fan1 Samsung Electronics Troubleshooting ll Diagnosis and Adjustment Error Code gt Error code related to the Communications Settings HW cont Error mode Cause E 455 Error due to overheated IPM of Fan1 E 461 Error due to operation failure of inverter compressor 1 E 462 Compressor stop due to full current control or error due to low current on CT2 E 464 Error due to over current of inverter compressor 1 E 465 V limit error of inverter compressor 1 E 466 Error due to over voltage low voltage of inveter PBA1 E 467 Error due to unconnected wire of compressor 1 E 468 Output current sensor error of inverter PBAT E 469 DC voltag
51. 4154D 77 AM140FXVAGH DB62 04154D 51741 3 15 Disassembly and Reassembly Binding Wire 2 M AM140FXVAGH VALVE amp SENSOR INSULATION W amonenn azo menwai ozonun B www como VALVE amp SENSOR Valve amp Sensor il Cond Out Sensor Outdoor Temperature Sensor VALVE amp SENSOR Valve amp Sensor Eg Comp Top Sensor Discharge Sensor INSULATION No Model Insu Code Binding Wire d AM140FXVAGH DB62 03808C 3 16 Samsung Electronics Disassembly and Reassembly Binding Wire 1 ll AM140FXVAGR VALVE amp SENSOR Valve amp Sensor AVVAY Valve High Pressure Sensor Suciton 1 Sensor Suciton 2 Sensor EVI Out Sensor Main Cooling Valve EVI Bypass Valve INSULATION Model Insu Code Binding Wire AM140FXVAGR DB62 03808G AM140FXVAGR DB62 04154C VALVE amp SENSOR No Valve amp Sensor EVI SOL Valve 2 3 Hot Gas Valve INSULATION No Model Insu Code Binding Wire AM140FXVAGR DB62 04154D EB AM140FXVAGR DB62 04154D 55 Samsung Electronics 3 17 Disassembly and Reassembly Binding Wire 2 M
52. B Fan PCB Hub PCB defective 1 Causeof problem E206 C001 Connection wire of Hub PCB Main PCB did confirmation Replace Connection wire Verify the broken wire Replace Hub PCB E206 C002 N Lighting of Fan 041 did confirmation E Check the connection status CN12 connector Yes Is Fan PCB CN13 connector accurately connected No Fan PCB CN13 connection Yes Replace Fan PCB Fan PCB TX part Breakage Samsung Electronics 4 21 Troubleshooting internal PCB Communication error of the Outdoor Unit C Box cont E206 003 004 N Lighting of NV PCB LD11 did confirmation i Yes No Is INV PCB CN32 connector accurately connected Yes Replace INV PCB INV PCB TX part Breakage 4 22 Checkthe connection status CN91 connector CN32 connector connection Samsung Electronics Troubleshooting 4 3 8 MCU branch part setup error inconsecutive connection with the use of 2 branch parts Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter 1 Operation Timer Turbo 24C 27C Indoor unit display 0 o X x x Q x x ON QO Flash x OFF Criteria e When 2 branch parts are used for one indoor unit without connecting them consecutively
53. Cause of problem Branch part assembly error 1 Howto check Find an MCU that is composed as the following picture to carry out assembly of branch part again After completing the re setting press K3 button on the button to reset or turn it off to restart MCU BOX 40 address setup ON OFF HHHH D Branch part use setup Setting error Indoor unit address Samsung Electronics 4 23 Troubleshooting 4 3 9 MCU branch part setup error Repeated setup for the same address over 3 times Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Timer Turbo 24C Indoor unit display x x 9 Oo x x 9 9 x x X Q Q QO Flash x OFF Criteria e The same indoor unit address was setup more than 3 times in MCU Cause of problem e MCU indoor unit address setting error 1 Hovv to check Find an MCU that is composed as the follovving picture to carry out assembly of branch part again After completing the re setting press K3 button on the button to reset or turn it off to restart Outdoor Unit PCB Quantity of Quantity of Indoor Unit MCU Indoor Unit 3 MCU 1 4 24 Samsung Electronics Troubleshooting 4 3 10 MCU branch part setup error non installed address setup Outdoor unit displa
54. Check Valve CV D Discharge Check Valve TD Discharge Temperature Sensor TS Suction Temperature Sensor T_CO Cond Out Temperature Sensor T H EVI In Temperature Sensor T EO EVI Out Temperature Sensor TL Liquid Pipe Temperature Sensor T_CT Comp Top Temperature Sensor T_A Ambient Temperature Sensor SV_G Gas Pipe Service Valve SV_L Liquid Pipe Service Valve 7 4 AM080 100 120FXVAGR EU Abbreviation Name 7 2 INV Inveter Compressor OFM Outdoor Fan Motor OHX Outdoor Heat Exchanger AC Accumulator os Oil Separator IC Intercooler IPMC IPM Cooler CH Crank Case Heater HPS High Pressure Sensor LPS Low Pressure Sensor HPSW High Pressure Switch EM Main EEV E EV EVI EEV V ES EVI Sol Valve V EB EVI Bypass Valve V HG Hot Gas Bypass Valve V HG2 Hot Gas Bypass Valve 2 V AW 4Way Valve V AR Accumulator Oil Return Valve CV E EEV Bypass Check Valve CV D Discharge Check Valve CV MC MainCooling Check Valve TD Discharge Temperature Sensor TS Suction Temperature Sensor T S2 Suction Temperature Sensor 2 T CO Cond Out Temperature Sensor TH EVI In Temperature Sensor T FO EVI Out Temperature Sensor TL Liguid Pipe Temperature Sensor T_CT Comp Top Temperature Sensor TA Ambient Temperature Sensor SV_G Gas Pipe Service Valve SV_LG Low P Gas Pipe Service Valve SV_L Liquid Pipe Service Valve Samsung Electronics 7 5 AM140FXVAGR EU
55. Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Timer Turbo 24C Indoorunit display o x X X o x x Q Q x ON D Flash x OFF Judgment Method Refer to the judgment method below Cause of problem 1 Judgment Method 1 No inspection for Cooling operation Outdoor Cond Out sensor breakaway defective relevant path blocked 2 For heating operation Each of the conditions below needs to be satisfied for more than 20 minutes High pressure average 5 25kg cm Low pressure average lt 8 5kg cm Teva out Tair in x 3 C Teva in Tair in x 2 C Tcond out Tair out 0 C NO Every compressor is in operation amp indoor unit operation and Thermo On OK Error Content 2 Cause of problem Is the Cond Out sensor and the sensor holder correctly attached Yes Is the Cond Out sensor resistance value reasonable Refer to E231 Yes Arethere any changes nthe value ofthe sensor when operating from stop to heating Yes Complete 4 34 No No No Outdoor Cond Out sensor breakaway error Re insert sensor Re attach sensor holder Defective Sensor Replace Sensor Blocked Sensor Path Change heat exchanger Assy
56. H 20K 2 When opened Main EEV opening Compressor suction degree of overheat is high status 3 Main EEV Refer to the Service Manual Pressure sensor abnormal symptoms Refer to the Service Manual 9 8 Samsung Electronics Test Operation 6 Abnormal operation of the Compressor m Inspection item Operation current of Outdoor Unit Compressor m Error code None The resulting report Undetermined m Determine the status of the operating current of the each Outdoor Unit Compressor m If the judgment of operation current of Outdoor Unit Compressor is Undetermined Checking in accordance with the following order Is Outdoor Unit Power supply specifications and wiring Confirmation and Measures status normal When Outdoor Unit is stopped state Is current CT value of Compressor 0 Replace Inverter PCB Is resistance between the phase of compressor normal Restart Auto Trial Operation after current meter installation Is the current measurement results of the compressor and CT Replace Inverter PCB sensor have the same value s refrigerant in the system properly Is Compressor current CT value normal Adjusts the refrigerant Addition Emitted Ils operation current of Compressor normal Replace Compressor Samsung Electronics 9 9 Test Operation 7 Cycle status m Inspection item Cycle status of Outdoor Unit m Error code None Th
57. I AM140FXVAGR VALVE amp SENSOR No Valve amp Sensor Main EEV Valve OD EEV Valve Accum Return Valve EVI In Sensor Hot Gas 2 Valve EVI EEV Valve Liquid Sensor INSULATION AM140FXVAGR DB62 03808C AM140FXVAGR DB62 03808E AM140FXVAGR DB62 04154B Valve amp Sensor Cond Out Sensor Outdoor Temperature Sensor VALVE amp SENSOR Valve amp Sensor Comp Top Sensor Discharge Sensor High Pressure Switch INSULATION Model Insu Code Binding Wire AM140FXVAGR DB62 03808C AM140FXVAGR DB62 03808D Samsung Electronics Disassembly and Reassembly Binding Wire 3 IM AM140FXV kekek Comp Wire fix by Holder Wire Fix Comp Wire Core to Bracket Beam Control Box using large size Cable Tie 350mm gt Separate double layer structure of C Box after remove 3 screws and connector Samsung Electronics 3 19 Disassembly and Reassembly Reference Sheet Pipe Welding Position ll AM140FXVAGH EU Front Welding Parts Rear Welding Parts 2 VVelding Position VVelding Position Comp Suction Cooling Subcooler In Comp Discharge Subcooler EVI Bypass Comp Vapor Injection Accum 4Way Discharge Oil Sepa Accum Suction 4Way Oil Sepa Out 4Way Cond In Expansion Cond O
58. No Compressor Inspection Check the refrigerant s current of compressor normally Yes 4 50 Samsung Electronics Troubleshooting 4 3 36 EVI EEV Open error Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Timer Turbo 24C 27C Indoorunit display R Q o Q x x x Q x e ON x OFF Judgment Method DSH lt 10 C EVI Out in amp frequency 65Hz 40 minutes maintaining EV EEV and Intercooler leakage excessive refrigerant amount Outdoor Check Valve inserted opposite Cause of problem P Indoor Unit EEV leakage direct connection between Indoor Liquid Pipe and the Gas Pipe x Indoor Unit EEV leakage confirmation In case it is normal the EVA In and Out temperatures for the blast may rise Operate cooling in one room any ofthe selected indoor unit Remainder Indoor Unit can confirm simply at the blast operation n case it is normal the EVA IN OUT temperature of indoor unit that is on blast operation within 5 minutes is ascending to value that approaching in indoor temperature 3X Setting as opposed to the indoor unit blast operation and cooling operation functions of the indoor unit and then check again X If cooling operation is operated for low tempe
59. Open E 346 Error due to operation failure of Fan2 E 347 Motor wire of Fan2 is not connected E 348 Lock error on Fan2 of outdoor unit E 353 Error due to overheated motor of outdoor unit s Fan2 E 355 Error due to overheated IPM of Fan2 E 361 Error due to operation failure of inverter compressor 2 E 364 Error due to over current of inverter compressor 2 E 365 V limit error of inverter compressor 2 E 366 Error due to over voltage low voltage of inverter PBA2 E 367 Error due to unconnected wire of compressor 2 E 368 Output current sensor error of inverter PBA2 E 369 DC voltage sensor error of inverter PBA2 E 374 Heat sink temperature sensor error of inverter PBA2 E 378 Error due to overcurrent of Fan2 E 385 Error due to input current of inverter 2 E 386 Over voltage low voltage error of Fan2 E 387 Hall IC connection error of Fan2 E 389 V limit error on Fan2 of compressor E 393 Output current sensor error of Fan2 E 396 DC voltage sensor error of Fan2 E 399 Heat sink temperature sensor error of Fan2 E 400 Error due to overheat caused by contact failure on IPM of Inverter PBA2 E 407 Compressor operation stop due to high pressure protection control E 410 Compressor operation stop due to low pressure protection control or refrigerant leakage E 416 Compressor operation stop due to discharge temperature protection control E 425 Phase reversal or phase failure 30 outdoor unit wiring R S T N connection error on 3 phase Input E 4
60. R signal input Lr Lr Lr mo ro TI Temperature conditions satisfied Temperature conditions satisfied Check the amount of refrigerant Check the amount of refrigerant Judge the amount of refrigerant Judge the amount of refrigerant Excessive of Deficiency of Deficiency T esee ener Normal refrigerant refrigerant Normal Excessive Deficiency Undetermined Arad H T Over cooling AN Caution e f escape the warranty temperatures can not get the accurate results Indoor 20 30 C Outdoor 5 43 C e If operation cycle is not stable Checking the amount of refrigerant can be forced to shut down e f did not operation for a long time or when running the heating operation the accuracy may be lower Therefore carried out for more than 30 minutes cooling operation e Depending on the installation environment system protection operation is performed in this case the check result may be inaccurate How to troubleshoot the judged results e Excessive of refrigerant amount After the 596 emissions of calculated total refrigerant amount retry Checking the amount of refrigerant e Deficiency of refrigerant amount After the 596 addition of calculated total refrigerant amount retry Checking the amount of refrigerant e Deficiency of Over cooling After the 1096 addition of calculated total refrigerant amount retry Checking
61. Top 1 Sensor Comp Top 1 Sensor Discharge 1 Sensor Discharge 2 Sensor High Pressure Switch 2 INSULATION No Model Insu Code Binding Wire m AM200 220FXVAGR DB62 03808D AM160 180FXVAGR DB62 03808C AM180 200 220FXVAGR DB62 03808D AM160FXVAGR DB62 03808C VALVE amp SENSOR Valve amp Sensor Cond Out Sensor Outdoor Temperature Sensor VALVE amp SENSOR D wes INSULATION Insu Code Binding Wire 3 29 Disassembly and Reassembly Binding Wire 3 IM AM160 180 200 220FXVAGH gt Comp Wire fix by Holder Wire gt Fix Comp Wire Core to Bracket Beam Control Box using large size Cable Tie 350mm gt Separate double layer structure of C Box after remove 3 screws and connector 3 30 Samsung Electronics Disassembly and Reassembly Reference Sheet Pipe Welding Position 4 M M160 180 200 220FXVAGH EU Front Welding Parts Rear Welding Parts z 2 VVelding Position VVelding Position Comp rSuction Cooling Subcooler In Comp Discharge Subcooler EVI Bypass Comp Vapor Injection Accum 4Way Discharge Oil Sepa Accum Suction 4Way Oil Sepa Out 4Way Cond In Expansion Cond Out Accum Accum Oil Vavle Accum EVI Bypass Vapor Injection EVI Bypass Hot Gas Vavle Suction Hot Gas Vavle Oil Sepa Out Expansion Cooling
62. UnPrepared Trial Operation available If the Auto Trial Operation is not completed UP is displyed UnPrepared Prior to starting the air conditioning operation after the ini tial installation and Auto Trial Operation is carried out This process the stable operation to protect the system and verify the defect of the product 1 Tracking is complete and after the initial installation if you do not have a history of Auto Trial Operation is completed UP will be dis played 2 Execute the Auto Trial Operation by Tact Switch 3 UP display disappears after Auto Trial Operation is complete normal operation is possible 4 Auto Trial Operation is completed if there is a history normal opera tion execution 4 12 Samsung Electronics Troubleshooting lll Reversed Phase No Phase Check Outdoor Unit with 3 Phase power Display 475 for Problem 1 When the power is on check the status of the power from the inverter Three phase L1 R L2 S L3 T order regardless of the power connection on the inverter does not phase power no phase can occur In this case E425 or E466 E366 is displayed and then air conditioner will then maintain normal conditions However N phase must be connected properly ul OBARA nnnm ninni mmn 2000 oo 0 n 2009 oo 0 0 D t 0 6 oo amp 65 6 IE unu pee eee ak 90 ed E425 Table part eue ZAZA RESET KEY eit Ter EF TES m ien di Qg
63. V 4 95V is exceeded 2 Inspection Method Did the Pressure sensor connector Please re inspect after connecting get disconnected from the PCB the connector to the PCB s there refrigerant inside the set Please check by connecting the menu Refill refrigerant after vacuum folder gauge to the service valve uE g wm F m 1 Out of the PCB Pressure sensor terminals is there voltage between pins 3 and 4 5V The V markisthe 1st pin on the PCB Replace Pressure sensor 4 52 Samsung Electronics Troubleshooting 4 3 38 Prevention of heating cooling operation due to outdoor temperature Outdoor unit Prevention of heating operation due to high temperature of outdoor displa m Prevention of cooling operation due to lovv temperature of outdoor Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo 24C Indoor Unit Display x x Q x x x ON QO Flash x OFF Judgment Heating operation When the outdoor temperature is more than 30 C Method Cooling operation When the outdoor temperature is less than 15 C Cause of problem System protection operation status Is not breakdown Samsung Electronics 4 53 Troubleshooting 4 3 39 Prevention of heating refrigerant cha
64. VAGR EU DB82 01331A AM120FXVAGR EU DB82 01332A AM140FXVAGR EU DB82 01333A AM160FXVAGR EU DB82 01334A AM180FXVAGR EU DB82 01335A 1 AM200FXVAGR EU DB82 01336A 5 16 AM220FXVAGR EU DB82 01337A 2 3 4 5 6 7 4 2 3 Number Display Method Outdoor Unit MCU Cable remote control wall mount etc ll How to Display Integrated Error Code gt Meanings of First Alphabetical Character Number of Error Code Displayed alphabet Explanation When displaying Error 101 700 When displaying Error 701 800 Displays address of subordinate within the set C001 HUB C002 FAN C003 INV1 C004 INV2 Displays address of MCU Ex C100 MCU address C101 MCU address 1 C102 MCU address 2 When E206 occurs When MCU error occurs When displaying outdoor unit address Ex U200 Outdoor unit 1 U201 Outdoor unit 2 U202 Outdoor unit 3 U203 Indoor unit 4 When displaying indoor unit address Ex A000 Indoor unit adress 0 A001 Indoor unit address 1 A002 Indoor unit address 2 gt Order of Error Display Display method for error that occurred in Error Number gt Indoor unit address E471 gt A002 E471 gt A002 indoor unit Error Number repeat display Display method for error that occurred in outdoor unit Error Number gt Outdoor unit address gt E471 gt U200 gt E471 gt U200 and other methods of error display Error Number repeat display E206 gt C001
65. Yes IN Caution If the Outdoor Unit with a history of operation Auto Trial Operation inclusion Must be carried out Auto Trial Operation after 1 hour from final operation stopped Samsung Electronics 9 5 Test Operation 3 High Lovv pressure sensor Module installed m High Lovv Pressure sensor of each of the outdoor unit that module is installed m Error code of High Pressure sensor E505 The resulting report Undetermined Error code of Lovv Pressure sensor E506 The resulting report Undetermined m Determine the status of the High Lovv Pressure sensor of the each Outdoor Unit installed before the compressor start m If the judgment of Outdoor Unit High Low Pressure sensor is Undetermined Checking in accordance with the following order Vacuum mode All of the Outdoor Unit X Check the Pressure sensor breakdown after the saturation pressure Check the Pressure sensor breakdown of the outdoor temperature or connect the manifold gauge to check the pressure Is Service Valve open state of installed module Each Outdoor Unit Service Valve opening of the Outdoor Unit Is Pressure sensor connector properly connect Confirmation and Measures Is voltage 5V between 3 4 pin of PCB Pressure sensor terminal Replace PCB Is deviation of outdoor unit as following High pressure Max Replace Pressure sensor Min deviation less than 2 Yes Off the vacuum mode All of th
66. ain after complete discharge mode Restart after K3 key to Reset or Power Reset Samsung Electronics 4 5 Troubleshooting ll Forced defrost operation gt Forced defrost operation Is operation when Frost Formation occurs in the outdoor When carried out the service Method of Entry K2 Tact Switch 7 times Heating Trial Operation pattern Defrost start It is after 10 minutes which Safety Start finishes Defrost off General defrost operation conditions are the same as Defrost shut down and stop the normal pattern of the outdoor unit stop lll Forced oil recovery operation gt Forced oil recovery operation Oil recovery in the outdoor unit for the purpose of moving installation if necessary Method of Entry K2 Tact Switch 8 times Start pattern Outdoor temperature is more than 10 C Cooling Auto Trial Operation Outdoor temperature is less than or equal to 10 C Heating Auto Trial Operation Oil recovery start Oil recovery start It is after 10 minutes which Safety Start finishes Oil recovery shut down and stop the normal pattern of the outdoor unit stop 4 6 Samsung Electronics Troubleshooting 4 2 2 DVM S Models EEPROM Code Table o Model Name EEP Code AMO80FXVAGH EU DB82 01358A AM100FXVAGH EU DB82 01359A AM120FXVAGH EU DB82 01360A AM140FXVAGH EU DB82 01361A AM160FXVAGH EU DB82 01362A AM180FXVAGH EU DB82 01363A AM200FXVAGH EU DB82 01364A AM220FXVAGH EU DB82 01365A AMOSOFXVAGR EU DB82 01330A AM100FX
67. al 1 11 screws that is fixing CABINET remove Use equipment Part Screw driver 2 Remove 4 screvvs that is fixing and separate Cover Control Box Use Screw driver 3 Povver Compressor Valve Motor Sensor con nector connected to ASSY PCB remove 3 22 Samsung Electronics Disassembly and Reassembly m Tn PT NG 4 2 screws had fixed in terminal block cover when change povver terminal block communication terminal block remove 5 2 screws had fixed in terminal block after remove 4 screws had fixed to Cabinet for termi nal block protection remove 6 5 screws had fixed to Front part remove Samsung Electronics 3 23 Disassembly and Reassembly NO Parts Procedure Remark 7 6 screws had fixed on side refrigerant cooling part outside remove A Do not separate Heat Sink pulling Assy Piping Cooling piping compulsorily Is responsible for parts damage 8 2 screws had fixed on side refrigerant cooling part inside remove 3 24 Samsung Electronics No Parts c Reference 5 Heat Sink Samsung Electronics Procedure To Heat Sink Thermal Grease Spread service vvork Spread enough Thermal Grease evenly on Plate Heat Sink back whole using roller or brush Reassemble Plate Heat Sink in reverse order of disassembly Disassembly and Reassembly 3 25 Disassembly and Reassembly Binding Wire 1 IM AM160 180 200 220FXVAGH VALVE am
68. alve V HG Hot Gas Bypass Valve V HG2 Hot Gas Bypass Valve 2 V AW 4Way Valve V AR Accumulator Oil Return Valve CV E EEV Bypass Check Valve CV D Discharge Check Valve CV MC MainCooling Check Valve TD Discharge Temperature Sensor TS Suction Temperature Sensor T 52 Suction Temperature Sensor 2 T CO Cond Out Temperature Sensor T E EVI In Temperature Sensor T EO EVI Out Temperature Sensor TL Liquid Pipe Temperature Sensor T CT Comp Top Temperature Sensor TA Ambient Temperature Sensor SV G Gas Pipe Service Valve SV LG Low P Gas Pipe Service Valve SV L Liquid Pipe Service Valve Samsung Electronics 7 7 Cooling operation H R T v pet Rees ie z m Jado buneeu ure uoneJedo buljeay Jado Dullo02 ure A e O6 90 uoneJedo Sulloo2 pinbi aunssaid 79 UD H seb eJnsseJd X UD H pinbi eunsseJd 7g aunjesadwa MOJ seb eJnssaJd 79 aunjesadwea MOT 7 4 7 8 Main cooling operation H R v T 93s ado buneeu ure uoneJedo Dune H Jado Dullo02 ute A pinbi ainssaid 79 UD H seb aJnsseJd 79 UD H pinbi ainssaid 7g aunjesadwa MOJ seb aunssaid 79 MOT m Lone A HS x 7 5 H R ion t 51 9 Heat 7 Jado bureau ule soo T oo o oo pinbi ensseJd 79 UD H
69. apped Communication error occurs if the indoor unit Remove the communication cable that connects addresses are overlapped the outdoor unitto the indoor nit and measure n this case the communication error will occur in every indoor unit 2 or more units with the address incorrectly set the 2 outdoor unit cables with a scope l 7 if there is no peculiarity in the address check the communication cable and change the indoor unit PCB Is the voltage between the 2 cables a square wave with DC 0 7V or more as shown in the image below Checkthe communication cable and the connector for the outdoor unit PCB Connectthe communication cable again to and change the PCB connect the outdoor unit to the indoor unit Remove all the communication connectors on the PCB of the indoor unit and connect them one by one to find the indoor unit which interferes with the communication to checkand change the indoor unit PCB Case of Communication Error Refer to p 50 Essential Requirements before Changing PCB in illi T JUUL O 7V c trm HIP eme Jaleka 4 18 Samsung Electronics Troubleshooting 4 3 5 Communication error between main and sub Unit of outdoor unit or between outdoor units Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPl Operation Defrost Timer Filter 1Operation Timer
70. as it is the defective of the Liquid Pipe Temperature sensor itself Restart operation after replace the PCB Samsung Electronics 4 41 Troubleshooting 4 3 27 EVI In Temperature sensor error Open Short Outdoor unit display Indoorunit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Operation Timer Turbo 24C o X X Q X o X o X X o xX ON OQ Flash x OFF Refer to the judgment method below Judgment Method Disconnection or breakdown of relevant sensor Cause of problem 1 Causeof problem Did the connector for the EVI In Temperature sensor break away from the PCB Restart operation after connecting the connector to PCB Resistance value measure part Temperature C Resistance KQ Separate the connector of the Outdoor EVI In pua n A PIE 70 22 Temperature sensor from the PCB and measure 60 3 0 the resistance value between the 2 terminals s 50 4 2 40 5 8 30 8 3 20 12 1 10 18 0 0 273 10 43 0 Did the resistance value significantly stray from the following temperature table Replace this part as it is the defective of the Outdoor EVI In Temperature sensor itself Restart operation after replace the PCB 4 42
71. connector connected to PCB Replace EVI EEV Is the compressor Top temperature sensor fixed in correct position Fix the compressor Top temperature sensor in correct position Is CCH resistance normal No 500 7000 infinite for disconnection Change CCH Does the E445 error occur even after the outdoor unit power is put back in Normal Operation Change PCB Samsung Electronics 4 55 Troubleshooting 4 3 41 Fan starting error FAN PCB FAN1 Outdoor unit display FAN PCB FAN2 Startup and then if the speed increase is not normally Jud t Meth 20 Detected by H W or S W Compressor connection error Cause of problem Defective Compressor Defective PCB 1 Cause of problem Power Off and then Restart Is the resistance value between different phases of an Motor UeVVeW W U Replace Fan Motor less than 1007 Is the resistance between the body of Fan Motor and chassis MO Replace Fan Motor Does the Compressor connection wire properly connect Check the connection wire Replace Fan PCB 4 56 Samsung Electronics Troubleshooting IPM breakdovvn diagnostics FAN PCB 1 Preparations before checking 1 Povver Off 2 PM failure discharge mode may not work properly Therefore wait more than 15 minutes after the Power Off 3 Remove all of the Fan PCB connectors Comp connector included 4 Prepare the digital multi tester 2 Inspection Method
72. cs 2 1 2 Changes in comparison to basic mode Changed item and feature Product Specifications After dhanged CABINET Change the color TOUCH GRAY gt EARTH BROWN Wire Harness installation part change LOGO change M Control Box amp PCB Changed part Changed item and feature After changed Control Box structure Monolayer structure gt Double Layer Structure Inverter technology integration Inverter control circuit composition C Box volume maximum use Built in type Controller embodi ment Integrated power supply control unit Piping service easiness Samsung Electronics 2 3 Product Specifications Changes in comparison to basic mode cont Changed part Changed item and feature Basic After dhanged Main PCB Change Main PCB Separation for load control Option resistance delete by model standardization When do PCB replace need option download Hub PCB Hub PCB newly application Separation for load control Enhanced fixing of load sensor wire FAN PCB Use controller of 3 phase power Prevented phase unbalance Temperature protection of IPM Inverter PCB Compressor Control PCB Applied inverter Compressor Refrigerant cooling method Magnet S W Did Power Relay mount to PCB EMI PCB 3 phase power EMI PCB Fuse mount Communication Terminal block
73. ctifier diode of the inverter PCB is normal No ISEMIPCBCN21 connector and Inverter PCB accurately m connected Yes Replace Inverter PCB Samsung Electronics 4 49 Troubleshooting 4 3 35 4 H Suspension of starting by abnormal compression ratio Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Timer Turbo 24C 27C Indoorunit display x x 0 o o x x x Q ON Q9 Flash x OFF Compression ratio High pressure 1 03 Low pressure 1 03 less than 1 5 and lasts for 10 minutes or more Judgment Method 9 Differential pressure high pressure low pressure less than 0 4 MPa g and lasts for 10 minutes or more Indoor and Outdoor EEV breakdown 4Way Valve breakdown Cause of problem High and Low pressure sensor defective Refrigerant shortage 1 Cause of problem Auto Trial Operation Connect S net and Manifold Gauge essential requirement s the S net estimated value and the No Manifold Gauge value in range Replace defective sensor Yes Are the 4Way Valve normally No operating Check the 4Way Valve Yes Are the Indoor Unit and Outdoor No Unit EEV normally operating Check the relevant EEV No
74. ction item Main EEV of Outdoor Unit Auto Trial Operation Heating only m Error code None The resulting report Undetermined m Determine the Main EEV operation status of the each Outdoor Unit m If the judgment of Main EEV is Undetermined Checking in accordance with the following order Auto Trial Operation results is Valve and Pressure sensor normal No Check the Valve and Pressure sensor Is Main EEV connector normal Confirmation and Measures Is Main EEV coil normal Resistance vvire breaking operation impossible etc Replace Coil Is PCB Output signal normal Replace Hub PCB Yes Replace Main EEV Xx Main EEV coil resistance value based Measured temperature is 20 C Operating Resistance of Main EEV Coil Voltage between the VDC phase Q Re Wh Er Ye Br Bl 150215 9 1 4 Auto Trial Operation Error Code Division Error Code Service Valve is closed Refer to Service Valve Dedicated Error Code High pressure sensor breakdovvn Refer to High Lovv pressure sensor Lovv pressure sensor breakdovvn Module installed X Other error codes Refer to Service Manual Samsung Electronics 9 13 9 2 Amount of refrigerant automatically checking Through the detect operation is the ability to verify automatically for the amount of refrigerant K2 Tact Switch Press the 5 times Signal input S CHECKE
75. d lll Piping Inspection Operation gt Operation mode to check the status of the piping between the MCU and the indoor unit gt HeatPump Model Outdoor temperature is more than 15 C Cooling Auto Trial Operation start Outdoor temperature is less than 15 C Heating Auto Trial Operation start ll Discharge Mode Operation Outdoor power is turned off the Inverter PCB and Fan PCB charging a high DC voltage so dangerous to touch To replace the PCB first turn off the power and the begin if DC voltage is discharged If not use the discharge mode the discharge time of about 15 minutes takes If an error occurs the discharge mode may not properly run Wait until natural discharge In particular E 464 E364 power devices may be damaged therefore do not use the discharge mode Natural discharge until Please wait for at least 15 minutes gt Block the Inverter PCB 3 phase relay after connected the power and through compressor DC voltage is discharging INV1 and INV2 DC voltage during discharge mode are displayed alternately Discharge mode Display Rotate the three page display as shown below K A gt DC Link Volt1 For example 120 V 0 1 2 0 display DCLinkVolt2 For example 120 V 0 1 2 0 display K A gt DC Link Volt gt Discharge is complete the power of the Inverter PCB and Fan PCB is being blocked communication function is blocked E206 will occur gt f want operation ag
76. e m nspection item Outdoor Unit Service Valve is open closed m Error code E503 The resulting report Undetermined m Determine the status of the Service Valve open closed of the each Outdoor Unit m If the judgment of Outdoor Unit Service Valve is Undetermined Checking in accordance with the following order Is Service Valve open state Service Valve opening Is 4Way Valve Main EEV Pressure sensor normal Check the 4Way Valve Main EEV Pressure sensor Adjusts the refrigerant Addition Emitted Is refrigerant in the system properly Yes IN Caution If the judgment of Service Valve Undetermined Display the error to corresponding Outdoor Unit and then Auto Trial Operation is exited Stop the overall system If inspect service valve Check the Liquid pipe and Gas pipe Service Valve If the frost formation of Outdoor Heat exchanger continue Trial Operation until defrost operation begins And then complete after add more than 1 hour operation after end of defrost operation Execute checking of 4Way Valve and Main EEV together AWay Valve abnormal symptoms 1 Strange noise of compressor to operate 2 Indoor unit EVA In Out maintain the temperature below zero Less than 0 C 3 4Way Valve Refer to the Service Manual Main EEV abnormal symptoms 1 When closed Main EEV opening Compressor suction degree of overheat impossible to ensure and less than DS
77. e The resulting report Undetermined m Determine the status of the Temperature sensor of the Indoor Unit installed before the compressor start m f the judgment of Indoor Unit temperature sensor is Undetermined Checking in accordance with the following order Is deviations of the Yes Is Indoor temperature of No Does Temperature sensor Yes Is Outdoor Unit Yes Check the breakaway of sensor or replace PCB Is deviations of the Indoor Unit Temperature sensors less than 10 C No Yes A Caution Blast operation for more than 10 minutes Indoor Unit Temperature sensors more than 10 C the Indoor Unit by wired remote control setting connection wire of Outdoor Unit properly connect Temperature sensor resistance value normal Yes No No Indoor Temperature sensor setting Remote control gt indoor unit Confirmation and Measures Replace sensor If the Outdoor Unit with a history of operation Auto Trial Operation inclusion Must be carried out Auto Trial Operation after 1 hour from final operation stopped If the Indoor temperature setting by wired remote control Carried out the Auto Trial Operation after setting the Temperature sensor of Indoor Unit X Resistance measurement method After separating the Temperature sensor connector from the PCB measure the resistance value between the two terminals Discharge Tempe
78. e Outdoor Unit Caution If the judgment of Pressure sensor Undetermined Display the error to all of the Outdoor Unit and then Auto Trial Operation is exited Stop the overall system 9 6 Samsung Electronics Test Operation 4 Pressure sensor Independent installation m Inspection item High Lovv Pressure sensor of the independent installed Outdoor Unit m Error code None The resulting report Undetermined m Determine the status of the Pressure sensor of the independent installed Outdoor Unit before the compressor start m If the judgment of Outdoor Unit Pressure sensor is Undetermined Checking in accordance with the following order Vacuum mode of Outdoor Unit Check the pressure sensor breakdown X Check the Pressure sensor breakdown after the saturation pressure of the outdoor temperature or connect the manifold gauge to check the pressure Is Pressure sensor connector properly connect Confirmation and Measures Is voltage 5V between 3 4 pin of PCB Pressure sensor terminal Replace Hub PCB Is deviation of outdoor unit as following High pressure Max Min deviation less than 2 Replace PCB Off the vacuum mode of Outdoor Unit Complete D n IN Caution If the Outdoor Unit with a history of operation Auto Trial Operation inclusion Maintain the vacuum mode for more than 5 minutes Samsung Electronics 9 7 Test Operation 5 Service Valv
79. e resulting report Undetermined m Determine the Cycle status of the each Outdoor Unit m If the judgment of Cycle status is Undetermined Checking in accordance with the following order Auto Trial Operation results Check the corresponding Valve is Valve and Pressure sensor normal p g Sensor and Compressor XX Resistance measurement method After separating the Temperature sensor Inspection and measures of connector from the PCB measure Is Discharge Temperature sensor of corresponding Outdoor Unit Discharge Temperature sensor 10Uv7 0007 nomial Assembly status connector the two terminals resistance etc Discharge Temperature sensor resistance value Temperature C Resistance KQ When Auto Trial Operation does maintain Thermo On status of Indoor ventilation Indoor Unit Adjusts the refrigerant Is refrigerant in the system properly Addition Emitted Samsung Electronics Test Operation 8 4VVay Valve m Inspection item 4VVay Valve of Outdoor Unit m Error code None The resulting report Undetermined m Determine the 4VVay Valve operation status of the each Outdoor Unit m If the judgment of 4VVay Valve is Undetermined Checking in accordance with the following order Auto Trial Operation results is Valve and Pressure sensor normal No Check the corresponding Pressure sensor Is 4VVay Valve connector properly connect Confi
80. e sensor error of inver PBA1 E 474 Heat sink temperature sensor error of inverter PBA1 E 478 Error due to overcurrent of Fan E 485 Error due to input current of inverter 1 E 486 Error due to over voltage low voltage of Fan E 487 Hall IC error of Fan E 489 V limit error on Fan1 of compressor E 493 Output current sensor error of Fan1 E 496 DC voltage sensor error of Fan E 499 Heat sink temperature sensor error of Fan1 E 500 Error due to overheat caused by contact failure on IPM of Inverter PBA1 E 503 Error due to alert the user to check if the service valve is closed E 504 Error due to self diagnosis of compressor operation E 505 Error due to self diagnosis of high pressure sensor E 506 Error due to self diagnosis of low pressure sensor E 560 Outdoor unit s option switch setting error when iinappropriate option switch is on E 563 Error due to module installation of indoor unit with old version Micom version needs to be checked E 573 Error due to using single type outdoor unit in a module installation E 702 Error due to closed EEV of indoor unit 1st detection E 703 Error due to opened EEV of indoor unit 1st detection UP Auto Trial Operation incompleted UnPrepared Samsung Electronics 4 11 4 3 Appropriate Measures for Different Symptom 4 3 1 Outdoor Unit Test Operation Flovv Preilminary check for the Test Operation Execute the Auto Trial Operation Was Auto Trial Operation Completed LED display the UP
81. efrost Timer Filter 1Operation Timer Turbo 24C Indoor Unit Display o X X x x x Q x x Q ON O Flash x OFF Judgment Method Refer to the judgment method below Special Cause Disconnection or breakdown of relevant sensor 1 Inspection Method Did the connector for the Suction 2 sensor break away from the PCB Restart operation after connecting the connector to PCB Resistance value measure part Temperature C Resistance KO 70 2 2 60 3 0 50 42 40 5 8 30 8 3 20 12 1 10 18 0 0 27 3 10 43 0 Separate the connector of the Suction 2 sensor from the PCB and measure the resistance value between the two terminals Did the resistance value significantly stray from the following temperature table Change this part as it is the fault of the outdoor Suction 2 sensor itself Restart operation after changing PCB 4 44 Samsung Electronics Troubleshooting 4 3 30 Measures of other outdoor unit error d mu amp mal mal mal FAN2 wire unconnected error FAN2 PBA IPM temperature sensor error Lut m Outdoor unit FAN1 wire unconnected error FAN1 PBA IPM temperature sensor error COMP 2 vvire unconnected error Inverter PBA2 IGBT temperature sensor error 1 display Sey ey Nez Num d 008 P9 l l m m COMP 1 wire unconnected error Inverter PBA1 IGBT temperature sensor
82. emperature sensor error Open Short 4 43 4 3 29 Suction 2 Temperature Sensor Error Open Short 4 44 4 3 30 Measures of other outdoor unit error 4 45 4 3 31 E407 Comp Down due to High Pressure Protection Control 4 46 4 3 32 E410 Comp Down due to Low Pressure Protection Control 4 47 4 3 33 E416 Suspension of starting due to Compressure discharge temperature sensor Top temperature sensor 4 48 4 3 34 3 phase Input Wiring 2 4 49 4 3 35 E428 Suspension of starting by abnormal compression ratio 4 50 2 3 39 EVI EEV OPen GIOT 4 51 4 3 37 Refrigerant leakage 4 52 4 3 38 Prevention of heating cooling operation due to outdoor temperature 4 53 4 3 39 Prevention of heating refrigerant charge due to outdoor temperature 4 54 4 3 40 CH wire breaking Corab aaa 4 55 217 OLU a a s sasani 4 56 27000 Ora d m 4 58 4 3 43 Momentary Blackout error a a amad a
83. en BLU Z RED U x 3 oPT1 WT 5 MAIN PCB WHT S ODE CH BLK wo gt 01 5V e k CN33 T B L REDZIE ONN F101 140A 690V CN34 T GRAY E El x I El N YEL GRN o m Ma m Q m zi x d e e jn Q S S EY S TU T40A 690V F103 c REACTOR1 F101 o N31 3 wHT COMM_OUT REDI u 009 0 1 RETURN V V r 71 T 99 To EEV V V X NOTE4 770 EV BYPASS1 V V r 1 T 9 HOTGAS2 V k NOTE 4 770 HOTGAS1 V V e F101 T BRN T paye HUB PCB DOWNLOAD DOWNLOAD 2 EN PRESSURE EER PERERA SOR RED SENSOR ez WHT eer IoTE3 EVI OUT 10K 9 71 EVI IN 10K h min SUCT 10N1 aoo gn y gah go 000 700 EVI V V 1 000 EVI V V 2 NOTE X NOTE1 777 RESTOTANCE VALUE Ar a a X NOTE I px NOTE3 Ec x NOTE2 To rop2c200K TANG CZ 4 DIS2 200K L7 43 nia LIQUID 10K kami 1FAN DOES NOT APPLY 2FAN APPLY 2 NO ICOMP DOES NOT APPLY 0 00 0d e 200M sx APPLY conp 10k V He X NOTE4 TOP1 200K pd ORG HEAT PUMP DOES NOT
84. er than indoor unit i si condition 0 0 Disabled Factory default When equivalent length of farthest indoor unit from the setting Setting is Mai 0 9 0 1 LEVEL 1 d itis b 100 170 unnecessary if high head i 7 Matha rm condition is set 012 LEVEL2 When iud 7 7 7 unit from the 1 0 0 Disabled Factory default Energy saving setting Main 1 0 0l Enabled Energy saving mode triggers when the room temperature reaches desired temperature while operating in heating mode 0 0 Disabled Factory default Rotation defrost HR only Main 1 1 011 Enabled When enabled continuous heating operation is possible but heating performance will decrease during rotation defrost operation Band L Y 1 0 0 Disabled Factory default temperature range for Main 1 9 When enabled continuous cooling operation is possible cooling operation 0 1 Enabled even in low temperature condition up to 15 C but noise of the MCU will increase AJU Automatic setting Factory default Address for classifying the product from upper level Channel address mall 0 15 Manual setting for channel 0 15 controller DMS S NET 3 etc Snow accumulation 0 0 Enabled Factory default During snow accumulation prevention the fan may prevention control Man 1 4 Disabled spin even when the unit is not in operation Samsung Electronics 8 3 8 3 How to check the view mode using a tact switch K3 Number of press Intialize Reset se
85. erant injected into the compressor IPM Cooler IPM Intelligent Power Module by cooling to prevent overheating High Low Pressure Sensor Measure high low Pressure of system High Pressure Switch Suspend immediately for protection of system if high pressure of system exceeds setting value Outdoor EEV Main EEV Adjust the incoming refrigerant to the outdoor heat exchanger during heating operation EVI EEV By adjusting the amount of refrigerant passing through the Subcooler to obtain the degree of supercooling and adjust the amount of gas refrigerant entering to the compressor 4Way Valve Change the direction of flow of the refrigerant to the cooling heating operation ARV Accumulator Oil Return Valve Remaining at the bottom of the Accumulator recovered oil to the compressor MainCooling Valve In the main cooling operation sending the high pressure refrigerant to indoor unit in heating mode Outdoor EEV Valve In the main cooling operation It s closed so that the Outdoor EEV Valve can control the amount of the refrigerant Hotgas Valve Sending the high pressure gas to low pressure pipe in order to protect low pressure Hotgas Valve 2 In the cooling operation changing high pressure pipe to low pressure pipe EVI SOLV This valve opens when using the vapor Injection EVI BYPASS V This valve opens in the sub cooling control It s closed when using the vapor injection Discharge Temperature Sensor
86. eration Defrost Fan Defrost Filter Operation Indoorunit display o o Q X x ON QO Flash x OFF Judgment Method Value of the high pressure sensor is detected at 40kg cm or more Cooling Operation Outdoor unit fan motor problem constrained defective Motor driver defective or wire is cut Outdoor heat exchanger is contaminated Cause of problem Service valve locked Fill refrigerant Heating Operation Outdoor unit fan motor problem constrained defective Motor driver defective or wire is cut Service valve locked Excessive refrigerant 1 Causeof problem Auto Trial Operation Connect S net and Manifold Gauge essential requirement No Are all service valves open Open the Service Valve Yes Is the S net estimated value and the Manifold No Galige vauelnwange Replace High Pressure sensor Yes Are the Indoor Unit No and Outdoor Unit EEV normally Check the relevant EEV operating Yes Are there any blockage inside Yes the pipe filter etc Arethe Outdoor Fan N operating normally for the cooling and the Indoor Replace relevant component Fan operating normally for the heating motor or fan Yes Checkthe refrigerant amount 4 46 Samsung Electronics Troubleshooting Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4VVay VVall
87. error s Un wy mal Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Timer Turbo 24C 27C Indoor Unit Display x x x Q x x ON QO Flash x OFF Judgment Method Refer to the measures code below Cause of problem Refer to the measures code below 1 Measures by code Error Measures Check the connection of Fan motor and PBA Replace PBA if there is no anomaly Check the connection of Fan motor and PBA Replace PBA if there is no anomaly Check the connection of COMP and Inverter PBA Replace PBA if there is no anomaly Check the connection of COMP and Inverter PBA Replace PBA if there is no anomaly FAN2 vvire unconnected error FAN1 vvire unconnected error COMP 2 wire unconnected error COMP 1 wire unconnected error FAN2 PBA IPM temperature sensor error Replace FAN PBA FAN1 PBA IPM temperature sensor error Replace FAN PBA Inverter PBA2 IGBT temperature sensor error Replace Inverter PBA Inverter PBA1 IGBT temperature sensor error Replace Inverter PBA Samsung Electronics 4 45 Troubleshooting 4 3 31 2 H Comp Down due to High Pressure Protection Control Outdoor unit display Cassette 4 Mini4 Way Wall mounted NeoForte Op
88. es Replace relevant component No Check the refrigerant amount Samsung Electronics 4 47 Troubleshooting 4 3 33 EY Lh Suspension of starting due to Compressor discharge temperature sensor Top temperature sensor Outdoor unit display 7 m Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo 24C x x o Q Q x Q Q x x Q Indoorunit display x ON D Flash x OFF Judgment Method When value of Compressor discharge temperature sensor Top temperature sensor is checked at 120 or more Refrigerant shortage Electronic expansion valve is blocked Service valve blocked Cause of problem Defective discharge temperature sensor TOP temperature sensor defective Blocked pipe and defective Leakage of compressor discharge check valve of not go end outdoor unit 1 Cause of problem s the resistance value normal for the ompressor discharge Temperature sensor Top temperature sensor Refer to E251 Replace Compressor discharge temperat ure sensor Top temperature sensor Auto Trial Operation Connect S net and Manifold Gauge essential requirement No Open the Service Valve Are all service valves open Yes Arethe Indoor Unit and Ou
89. f each Outdoor Unit Cond Out EVI In Out Suction Liquid Pipe Temperature sensor Outdoor Unit High Pressure sensor amp Low Pressure sensor Outdoor Unit Service Valve judgment of the Open Closed Outdoor Unit Compressor Judgment of the operation current Cycle state judgment of the Outdoor Unit Outdoor Unit 4Way Valve Judgment of the operation Outdoor Unit EVI EEV Judgment of the operation Xx The operation mode of the Auto Trial Operation Heating only if the detection 5 Warranty Coverage of the Auto Trial Operation As follows in order to accurately measure Indoor Outdoor temperature conditions in the Auto Trial Operation is carried out s 86 E Cooling Heating Outdoor Temperature C 8 2 5 10 15 20 25 30 35 40 45 Indoor Temperature C Heating Cooling mode is automatically selected of Auto Trial Operation Oblique line marked area in the during operation of the system can be protection control Auto Trial Operation of normal judgment can be difficult by the protection control operation If out of warranty coverage and the boundary area Auto Trial Operation judgment accuracy may be reduced 9 2 Samsung Electronics Test Operation 9 1 2 Auto Trial Operation functions 1 Preliminary checking and Auto Trial Operation flovv chart 1 Preliminary checking Check the installation status Outdoor and Indoor Unit piping Commun
90. gt E206 C002 Samsung Electronics 4 7 Troubleshooting M Diagnosis and Adjustment Error Code gt Error code related indoor unit CODE Explanation E 101 Indoor unit communication error Indoor unit can not receive any data from outdoor unit E 102 Communication error between indoor unit and outdoor unit Displayed in indoor unit E 108 Error due to repeated address setting When 2 or more devices has same address within the network E 121 Error on indoor temperature sensor of indoor unit Short or Open E 122 Error on EVA IN sensor of indoor unit Short or Open E 123 Error on EVA OUT sensor of indoor unit Short or Open E 128 EVA IN temperature sensor of indoor unit is detached from EVA IN pipe E 129 EVA OUT temperature sensor of indoor unit is detached from EVA OUT pipe E 130 Heat exchanger in out sensors of indoor unit are detached E 135 RPM feedback error of indoor unit s cleaning fan E 149 Error due to AHU master indoor unit sensor setting E 151 Error due to opened EEV of indoor unit 2nd detection E 152 Error due to closed EEV of indoor unit 2nd detection E 153 Error on floating switch of indoor unit 2nd detection E 154 RPM feedback error of indoor unit E 161 Mixed operation mode error of indoor unit When outdoor unit is getting ready to operate in cooling or heating and some of the indoor unit is trying to operate in heating o
91. h between outdoor and indoor units allows up to 200m Equivalent length 220m 5 If the indoor unit is below height length allows up to 110m If over 50m decide whether to install the PDM kit If the outdoor unit is below allowable height length is 40m Samsung Electronics Outdoor Unit Continue Nevv Model Product Specifications Comparative Model E m s l gt ur Model AMOSOFXVAGR AM100FXVAGR AM120FXVAGR RD100HRXG RD120HRXG K Mode HR HR HR HR HR HR Power 3 AC380 415 50 3 AC380 415 50 3 AC380 415 50 3 AC380 415 50 3 AC380 415 50 3 AC380 415 50 Horse Power 8 10 12 8 10 12 Capacity Capacity 224 28 0 224 28 0 33 6 76 400 95 500 114 600 76 400 95 500 114 600 Heating Power Input Nominal Running Current Current Input Nominal MCA MFA 25 2 31 5 86 000 107 500 129 000 Cooling 1 ri 6 80 Heating 2 6 70 870 Cooling 1 10 90 13 50 Heating 2 10 70 14 00 ong A an 109 1330 Heating 82 1020 1400 EE 1800 21 10 25 00 Power Cooling Consumption T 225 30 299 40 EZ 86 000 107 500 129 000 qunun sunsun L5 99 99 Nominal Cooling 448 4 12 4 00 Nominal Heating 494 470 434 ESEER HP 7 85 7 25 7 03 Model DS GB052FA DS GBO66FA DS GBO66FA
92. he items of Undetermined and then restart the Auto Trial Operation 4 Check the following as Trial Operation Heating Cooling Check the Cooling and Heating operation is progressing well Individual Indoor Unit control check the wind direction wind speed Check the Indoor and Outdoor abnormal noise Check the drainage of the Indoor Unit cooling operation More operation Checking status by using the S NET 5 Refer to manual and explain air conditioner usage to user Samsung Electronics 9 1 Test Operation X If out of warranty coverage and bounds installation operation according to the conditions the some of items displayed as Undetermined and judgment is not Ex system that module installed If the outdoor unit is not operation by the load on the indoor and outdoor corresponding Sub Outdoor Unit does not judge the inspection entries However Indoor Outdoor Temperature sensor and Pressure sensor judgment is available Xx Operation must close the upper and lower cabinets on the front of the Outdoor Unit If the cabinet opened while operation Can cause damage to the product and can not get the exact S NET data 4 Inspection item of the Auto Trial Operation During the Auto Trial Operation of the DVM S defect check items are as follows Indoor Unit Temperature sensor Indoor temperature of each Indoor Unit EVA In Out Temperature sensor Outdoor Unit Temperature sensor Outdoor temperature o
93. heckthe 3 phase sensing circuit part Did the EMI PCB Fuse is short Yes Replace Fuse if the rectifier diode of the inverter PCB is normal Samsung Electronics 4 67 Troubleshooting 4 3 49 DC Link voltage sensor error x re 1 INVERTER PCB 1 1 INVERTER2 PCB urun 44 p 1 1 1 OUTDOOR FAN 1 PCB Li OUTDOOR FAN 2 PCB Outdoor unit display Judgment Method DC voltage detection Judged as an error if the detected value is more than 2 8V or 02V less than Input voltage defective AC Power wiring error Cause of problem Momentary Overvoltage Low voltage occurs PCB voltage sensing circuit defective 1 Cause of problem Is Power connection accurately connected Power Cable re connection Is Reactor accurately connected Checkthe Reactor connection Did the Fuse is short Replace Fuse Is EMI PCB and Inverter PCB accurately connected Power Off and then re connection The case of E396 E498 Is Inverter PCB and Fan PCB DC Link voltage connection wire Replace Fan PCB accurately connected j Replace Inverter PCB The case of E396 E498 4 68 Samsung Electronics Troubleshooting 4 3 50 Fan Motor Overcurrent error FAN PCB FAN1 Outdoor unit display FAN PCB FAN2 Occurs when overcurrent flows in the IPM Jud t Meth 20 Detected by H W or S W Installation error Connector error Cause of problem Defective Comp Defect
94. height length is 40m 2 12 5 0 48 0 5 0 48 0 15 0 48 0 15 0 48 0 5 0 48 0 5 0 48 0 20 0 24 0 20 0 24 0 20 0 24 0 20 0 24 0 Samsung Electronics Outdoor Unit Continue Capacity Capacity Nevv Model Product Specifications Comparative Model AM180FXVAGR HR 3 AC380 415 50 171 900 AM200FXVAGR HR 3 AC380 415 50 191 000 AM220FXVAGR HR 3 AC380 415 50 210 000 RD180HRXG X RD200HRXG K 3 AC380 415 50 3 AC380 415 50 18 20 22 504 560 616 kW 171 900 191 000 P w 650 Heating 193 500 215 000 236 000 193 500 215 000 Power Input Cooling 1 12 80 15 19 17 35 Nominal Heating 2 11 90 13 90 16 70 Current nput Cooling 1 20 70 24 40 27 80 Nominal Heating 2 19 10 22 30 26 80 l Cooling 20 70 2440 27 80 32 80 Running Heating 19 10 22 30 26 80 29 10 Current Max 39 10 42 50 44 50 44 10 Power Cooling 12 88 15 19 1735 17 00 Consumption Heating 11 90 13 90 16 70 14 50 MCA MFA 48 9 50 525 75 525175 Nominal Cooling Nominal Heating 65 6577 65 3 91 3 69 3 55 2 ZPI83KCE TFD ZPJ83KCE TFD Model DS GBO66FA DS GBO66FA DS GBO66FA m 58x2 58x2 58x2 uma sl so acp 6 200 6200 6200 ewe Lo RATOA RATOA We e Propeller BLDC Propeller BLDC P
95. ication Power Amount of refrigerant added etc 2 Auto Trial Operation methods UP DISPLAY Pressing the K1 Tact Switch for a long time Auto Trial Operation Does error happen Refer to How to troubleshoot of the Undetermined Refer to Service Manual Resulting report of Auto Trial Operation will be issued Auto Trial Operation restart and then resulting report of Automatic Commissioning will be issued Does display the Undetermined Does display the error or Undetermined Yes Complete Installation specialty store Service inquiries If the problem of more than one components at the same time occurs accurate decisions can be difficult 3 Other Precautions If stop the Sub outdoor during the Auto Trial Operation by load conditions in status of module combination Outdoor Unit does not judge Undetermined If the Outdoor Unit with a history of operation Auto Trial Operation inclusion Must be carried out Auto Trial Operation after 1 hour from final operation stopped In this case the vacuum mode of the air must maintain for more than 5 minutes Restart of Auto Trial Operation after troubleshoot the item that Undetermined Samsung Electronics 9 3 Test Operation 9 1 3 Hovv to troubleshoot of the Undetermined 1 Indoor Unit Temperature sensor m Inspection item Indoor temperature of each Indoor Unit EVA In Out Temperature sensor m Error code Non
96. iciently 3 Check before applying power voltage and phase using a phase tester and voltmeter R S T N Terminal Check the between the wire 380V R S S T T R phase to phase 220V R N S N T N 4 Power on perform the tracking Outdoor Unit inspects Indoor Unit and optional 5 Card to verify the installation of the control box front must be record the installation details x Necessarily turn on the power 6 hours before to start the Auto Trial Operation 3 How to use the Auto Trial Operation 1 If does not complete the Auto Trial Operation normal operation is prohibited Display Li l If does not complete the Auto Trial Operation Display the UP Unprepared on the LED after checking communication Compressor to operate normal operation is prohibited x UP Mode will be turned off automatically at finished the Auto Trial Operation Auto Trial Operation is carried out by the operating conditions From 20 minutes to maximum 2 hours During Auto Trial Operation due to the valve check the noise can be generated Sustained abnormal noise occurs check it 2 When an error occurs during the Auto Trial Operation check the error code in the product and then service it 3 Shut down the Auto Trial Operation resulting report will be issued using the S NET or S CHECKER The resulting report of the Undetermined item troubleshoot the accordance with the service manual Troubleshoot all t
97. it address setup switch in MCU has been overlapped Cause of problem Repeated indoor unit address 1 Howto check Check the setup switch for the number of indoor units in MCU After completing resetting press the outdoor unit s K3 button to reset or turn off to restart MCU BOX 40 MCU address setup MCU PCB 0 OFF HHH Branch part ise setup Indoor unit address MCU BOX 1 MCU address setup MCU PCB 1 ON OFF HH RES Branch part use setup Indoor unit address Samsung Electronics 4 27 Troubleshooting 4 3 13 MCU branch part setup error Set as being used without connection to an Indoor unit Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Timer Turbo 24C Indoor unit display p R D Flash x OFF Criteria Occurs when MCU PIPE is set as being used yet not connected to an indoor unit Cause of problem e Pipe is not installed to the indoor unit with assigned address on MCU 1 Howto check Adjust the Dip switch that sets up the use of MCU branch part to Not Used After completing resetting press the outdoor unit s K3 button to reset or turn off to restart MCU PCB OFF Eu n Ni CD Q 2 9 0 9 4 28 Samsung E
98. ive Motor Defective PCB 1 Cause of problem Is the outdoor unit installed properly Reinstall after removing obstacle Is the resistance value between different phases of Fan Motor U V VW W U less than 100 No Outdoor Fan Motor Yes Is the resistance between the body of Fan Motor and chassis MO No Outdoor Fan Motor Yes Does the Fan Motor connection vvire Check the connection wire properly connect to the compressor Check the status of the connection UVW FAN Replace PCB Samsung Electronics 4 69 Troubleshooting 4 3 51 Input Output Current sensor error INVERTER1 PCB Input Current sensor INVERTER2 PCB Input Current sensor MET INVERTER1 PCB Output Current sensor Outdoor unit display UP INVERTER 2 PCB Output Current sensor OUTDOOR FAN PCB FAN1 Output Current sensor wf 4 41 OUTDOOR FAN PCB FAN2 Output Current sensor Judgment Method Sensor Output detection Judged as an error if the detected value is more than 2 8V or 0 2V less than Input voltage defective Cause of problem P PCB voltage sensing circuit defective 1 Cause of problem s Povver connection accurately connected Power Cable re connection Yes E485 or E385 E468 or E368 E493 or E393 Replace Inverter PCB Replace Fan PCB 4 70 Samsung Electronics Troubleshooting 4 3 52 Outdoor Fan PCB Overvoltage Low voltage error Outdoor unit display
99. lectronics Troubleshooting 4 3 14 MCU branch part setup error Connect an ndoor unit to a branch part not being used Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Fan Filter MPI Operation Defrost Operation Indoor unit display o o i o x 9 0N QO Flash x OFF Criteria e Occurs when MCU PIPE is turned off yet an indoor unit is registered Cause of problem e Indoor unit connection to the unused branch part 1 How to check Check the actual use of the branch part If it is used turn on the Dip switch for branch part setup After completing resetting press the outdoor unit s K3 button to reset or turn off to restart w 60 2 Co 5 9 Indoor unit Samsung Electronics 4 29 Troubleshooting 4 3 15 MCU branch part setup error Connect more Indoor units than what is actually set up in MCU Outdoor unit display i Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo 24C Indoor unit display o o o o y 7 o o OQ Flash x OFF Criteria Occurs when the number of indoor unit installed exceeds that setting in MCU Cause of problem e Number of indoor u
100. led Are the number of actual installed indoor units and the set value for the installation quantity setup switch the same Correctly set the indoor unit installation quantity setup switch of the outdoor unit and press the reset key K3 ofthe outdoor PCB to re execute tracking Press the reset key K3 of the outdoor PCB and check the display module to check for the quantity of indoor units that respond to the tracking Is there no sign of the indoor response on the display during tracking No Yes After 2 minutes find the indoor unit which displays the communication error for the indoor units and check for overlaps in the PCB address setup Remove the communication cable which connects If the indoor unit addresses are overlapped the outdoor unit to the indoor unit and measure the 2 2 then a communication error will occur cables of the outdoor unit with a scope n this case a communication error will occur in every indoor unit two or more units with the address incorrectly set Is the voltage between the 2 cables a square wave with DC 0 7V or more No Change the indoor unit PCB after checking the communication cable when there is no peculiarity with the address Yes Check the communication cable which connects the outdoor unit to the indoor unit If there is no peculiarity then connect the indoor units one by one mu tofind the indoor unit that is inte
101. links and enters the tracking mode and the option value is saved e As described above if you do not normal shutdown the option settings can not be saved X Press for along time if you want to go back to the settings before the entry while setting the option to cancel the setting x Ifyou want the factory settings option in the setting mode press K4 for a long time K4 switch is pressed for a long time all options settings return to the factory settings but the settings are saved is not K2 switch is pressed for a long time 7 Segment enters the tracking mode and the settings will be saved 8 2 Samsung Electronics How to set the key function of the outdoor unit cont Key Options Optional item Input unit SEG1 SEG2 SEG3 5264 Function of the option Remarks Emergency operation for Individual Q 0 c 7 gut E560 will occur when all the compressors are set as compressor malfunction ee 7 5171 malfunction state 2 Set compressor 2 as malfunction state 010 1 9 Factory default 0 1 5 7 Capacity correction for 0 2 9 11 Targeted evaporation temperature C in Main 00110013 1 10 12 When low temperature value is set discharged air 9 0141 11 13 temperature of the indoor unit will decrease 015 12 14 0 6 13 15
102. n such as oil recovery defrost Samsung Electronics 4 3 Troubleshooting M Heating Pump Out gt Operation for the repair of the Individual outdoor unit the outdoor unit refrigerant emissions to the indoor part gt Liquid pipe service valve and the gas pipe service valve operation the operator manually need to close gt Observe low pressure using View Mode of K4 button if compressor operate If low pressure goes down below about 0 2 MPa g Immediately lock the gas side service valve Pump Out operation is shut down Pump out operation shut down K1 button once more press or K3 button one time press gt f operation of low pressure goes down below 0 1 MPa g Will be stopped automatically for the protection of the compressor Howto lnitiate K1 Tact Switch 3 times 6 times Whole Operation The set temperature 40 C ON Heating Mode Operation side 700 Step Stop side 0 step Protection Control Conductthe discharge temperature high pressure control Low pressure protection control is not carried out Low pressure is outside normal limits Operation is shut down after gas pipe manually closed Etc Entry after safety start Only the corresponding Outdoor Unit operation To pump out more than 2 Except communication between Outdoor Unit of relevant set after working for one remainder set makes Pump Out add ll Cooling Pump Down Recover the refrigerant of Indoor Unit and Piping to outdoor side Liquid
103. nana anan HUNE vr tUm nama namnaman aaa ana anana 4 59 4 3 44 Outdoor Fan Motor overheating y aaa ya as n Het 4 60 4 3 45 Fan IPM Overheat 4 61 4 3 46 Compressor starting Ti o od eee ee 4 62 4 3 47 Inverter Overcurrent 4 64 4 3 48 Overvoltage Low voltage CFLOM ssssssccssssssssssssscsssssssssssesssssssscsssssscssssscesssnsccsssnscesssssscessesesssnecsessness 4 67 4 3 49 DC Link voltage sensor 4 68 4 3 50 Fan Motor Overcurrent elToOr 0000eeee0000000 asan das 4 69 4 3 51 Input Output Current Sensor 4 70 4 3 52 Outdoor Fan PCB Overvoltage Low voltage error 4 71 20 Hari Fan Ca aaa R 4 72 4 3 54 Inverter Overheat 4 73 4 3 55 Option setting error of outdoor unit 4 74 4 3 56 Model mismatching of Indoor unit 4 75 4 3 57 Error due to using single type outdoor unit in a module installation 4 76 Contents 5 PCB Diagram and Parts 1156 BM 5 1 77777 MAN RUD a b 5 3 BEDA VIN ii a b d l 5 7 50 PAD JEPANG saanane s b r 5 9 507 i c s s 5 11 205011 b 5 12
104. nect to the compressor No Check the connection wire Yes 4 62 Samsung Electronics Starting error cont m Compressor applied one Continue Replace Inverter PCB Samsung Electronics m Compressor applied two Power Off and then Restart Did the error occurs Yes Inverter1 Compressor2 Inverter2 Compressor to the wiring change Restart Before change After change Error depending on the situation replace the Compressor or PCB Before change After change Troubleshooting End of Service Measure Error of No 1 Compressor Error of No 1 Compressor Error of No 1 Compressor Error of No 2 Compressor Replace No 1 Compressor Replace No 1 Inverter PCB Error of No 2 Compressor Error of No 2 Compressor Replace No 2 Compressor Error of No 2 Compressor Error of No 1 Compressor Replace No2 Inverter PCB 4 63 Troubleshooting 4 3 47 Inverter Overcurrent error LL ng NE n n 1 27 2 mE mM 1 men INVERTER1 PCB Outdoor unit display Z INVERTER2 PCB Will occur if the overcurrent flowing in the IPM Meth Au Detected by H W or S W Installation defective Connection wire error Cause of problem Comp defective Motor defective PCB defective 1 Cause of problem Is the outdoor unit installed properly Remove the obstacles and check the status of the installation s temperature sensor l
105. ng single type outdoor unit non modular model in a module installation 1 Causeof problem Is outdoor unit single type exclusive use model non modular model Is the outdoor unit EEPROM accurately Connect outdoor unit EEPROM connected to connector and then reset Is the outdoor unit by module installed Outdoor unit single type exclusive use Download relevant model EEPROM model non modular model can not bel and then reset module installation X Execute automatic commissioning single type only installation for UP cancellation after EEPROM download 4 76 Samsung Electronics 5 PCB Diagram and Parts List 5 1 ASSY PCB MAIN Kd we ER LJ t G m amp m 060 Frou Puf Pte 5 1 iz p s EPEC DS OSE S L Samsung Electronics ASSY PCB MAIN cont C CN22 PC DOWN LOADER PART 1 RX DOVVN 2 TX DOWN 3 N TRST 4 TDO 5 TOK 6 TDI 7 TMS 8 9 GND 10 VCC 5 CN42 HUBCOMMUNICATION 11 12V 2 1NVERTER INRUSH OUT 33 1NVERTER COMM 4 GND 5 HIGH PRESSURE SENSOR 6 LOW PRESSURE SENSOR 7 ZERO CROSS NG 8 GND 9 VCC 9 CN12 TRANSMITTER DC POWER 12V 1 12V 2 GND CN33 INDOOR UNIT COMM REDUNDANCY 3 1 2 Samsung Electronics 22 CN21 ASPRO DOWN LOADER PART 1 VCC 2 MODEO 3 RESET MAIN 4 5 F_SCLK 6 F_SDAT 7 GND 6 OPTI MODE SELECTOR 1 KEY3 2
106. nits exceeds number of indoor units entered on MCU setting 1 Howto check Check the number of indoor units connected to MCU then readjust the switch for the number of units After completing resetting press the outdoor unit s K3 button to reset or turn off to restart Example of MCU indoor unit setting DIP switch error ex Indoor unit No 5 was connected to branch part C but DIP switch No 3 branch part C is off Outdoor Unit PCB Quantity of Quantity of Indoor MCU Branch A 2 Indoor Unit 4 MCU 1 4 30 Samsung Electronics Troubleshooting 4 3 16 MCU subcooler entrance exit sensor error Open Short 1 1 Outdoor unit display PAN EOE E L FAN PCB FAN2 Duct Cassette 1 2 Way Console Celing Defrost Filter MPl Operation Cassette 4 Mini4 Way Defrost Wall mounted NeoForte Turbo 24C Operation Timer Fan Timer Filter Operation Timer Indoor Unit Display o x x o x o x X Q X X Q ON Flash x OFF Fanrotation defective or vibration and noise of the defective operation Judgment Method r Hall IC there is no signal input Connection status error Cause of Hall IC wire disconnection problem Defective circuit parts and defective manufacturing Fan Motor defective 1 Causeof problem Did the connector break away from the PCB Restart ope
107. ocation and the measurement value normally Power Off and then replacement or correction of the sensor location Is the resistance value between phase of Compressor wire U V V W W U less than 20 No Replace Compressor Is the resistance between the body of Compressor and chassis MO No Replace Compressor Does the Compressor connection wire properly connect to the compressor Checkthe connection wire Check the status of the connection UVW Yes 4 64 Samsung Electronics Troubleshooting Inverter Overcurrent error cont m Compressor applied one m Compressor applied two Inverter1 Compressor Before change After change Measure Inverter2 Compressor1 to the wiring change Error of No 1 Error of No 1 Replace No 1 Compressor Compressor Compressor Error of No 1 Error of No 2 Replace No 1 Compressor Compressor Inverter PCB Error of No 2 Error of No 2 Replace No 2 Restart Compressor Compressor Compressor Error of No 2 Error of No 1 Replace No 2 Compressor Compressor Inverter PCB Before change After change Error depending on the situation replace the Compressor or PCB Samsung Electronics 4 65 Troubleshooting IPM IGBT breakdown diagnostics Inverter PCB 1 Preparations before checking 1 Power Off 2 IPM failure discharge mode may not work properly Therefore wait more than 15 minutes after the Power Off 3 Removeall of the Inverter PCB connect
108. om the PCB and measure the resistance value between the 2 terminals Did the resistance value significantly stray from the following temperature table Replace this part as it is the defective of the Outdoor Suction sensor itself Restart operation after replace the PCB 4 40 Samsung Electronics Troubleshooting 4 3 26 Liquid Pipe Temperature sensor error Open Short 14 14 Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Operation Timer Turbo 24C Indoorunit display x x x x x x x ON Flash x OFF Judgment Method Refer to the judgment method below Cause of problem Disconnection or breakdown of relevant sensor 1 Causeof problem connector for the Liquid Pipe Temperature seriser break away from the PCB Restart operation after connecting the connector to PCB Resistance value measure part Pis Temperature C Resistance KO Separate the connector of the Liquid Pipe Temperature sensor from the PCB and measure the resistance value between the 2 terminals 70 22 60 3 0 50 4 2 40 5 8 30 8 3 12 1 18 0 273 43 0 LIQUID Did the resistance value significantly stray from the following temperature table Replace this part
109. oor 7 C DB length 7 5m of piping fall Om standard 2 If proper form heating capacity is outdoor temperature 7 C standard and outdoor temperature goes down by below zero heating capacity can drop according to temperature condition 3 Need special load calculation in case of use by main heating in the winter and please buy product for low temperature that heating effect excels at low temperature 4 Maximum length between outdoor and indoor units allows up to 200m Equivalent length 220m 5 If the indoor unit is below height length allows up to 110m If over 50m decide whether to install the PDM kit If the outdoor unit is below allowable height length is 40m Samsung Electronics 20 0 24 0 20 0 24 0 20 0 24 0 20 0 24 0 2 3 Accessory and Option Specifications 2 3 1 Accessories Picture Classification Model Name Remark MXJ YA1509M 15 0 kW and below MXJ YA2512M Over 15 0 kW 40 6 kW and below MXJ YA2812M Over 40 6 kW 464 kW and below Y Joint MXJ YA2815M Over 46 4 kW 69 6 kW and below MXJ YA3419M Over 69 6 kW 98 6 kW and below MXJ YA4119M Over 98 6 kW 139 2 kW and below MXJ YA4422M Over 1392 kW MXJ YA1500M 23 2 kW and below Yeleint MXJ YA2500M Over 23 2 kW 69 6 kW and below MXJ YA3100M Over 69 6 kW 139 2 KW and below MXJ YA3800M 139 2 kW and below Distribution header MXJ HA2512M MXJ HA3115M 46 4 kW and below for 4 rooms 69 6 kW and below for 8 room
110. or unit address No 1 Main unit Outdoor unit address No 2 Sub unit 1 Outdoor unit address No 3 Sub unit 2 Outdoor unit address No 4 Sub unit 3 Setting can be done from Main unit only Setting total number of connected MCU Ex When 3 MCUs are installed SW57 3 When 10 MCUs are installed SW57 A Samsung Electronics 8 1 8 2 Hovv to set the key function of the outdoor unit 9999 BR BR oooll6 ooo T K2 K3 K4 L Goo HP eg m HE Be Ki K K3 KA Tact switch installation and options of how to set up and functional description m Options of how to set up 1 Entry by pressing the K2 for a long time Hovvever the operation is only possible during the stop Upon entering the following is displayed If the compressor is set truncation 1 or 2 is displayed in Seg4 Displays the number of the currently selected option Seg1 Seg2 Displays the set value of the currently selected option Seg3 Seg4 2 After entering the option briefly press the K1 switch will change the value of Seg1 Seg2 and then select the option to change Option Seg numbers see the table on page 39 H L H 3 Press the switch briefly to the option you want to change the items of K2 will change the value of Seg3 Seg4 and then select the option to change g l b bili 4 K2 switch is pressed for 2 seconds after the option is selected 7 Segment entire b
111. ors and wire that is fixed as screw Include wire that is fixed to compressor and DC Reactor 4 Prepare the digital multi tester 2 Inspection Method 1 Refer to Figure1 and Tablet respectively the resistance value and diode voltage value measure 2 According to the criterion in Table 1 to determine whether the failure of IPM n Measured Point uM Division pO E Criterion PJGBT PJGBT Measure P IGBT the resistance values U More than 3 MQ V Measurement error can occur for reasons s W uch as the initial measurement condenser U V discharge Measured over at least three times Measure the diode W voltage values N IGBT N HGBT N HGBT Table 1 Inverter PCB ib pao XE saa R P ME 1 BENE 57 O 0 0 6 7 W V U 1 S NC AN WARNING x Figure 1 gt 4 66 Samsung Electronics Troubleshooting 4 3 48 Overvoltage Lovv voltage error UL h 1111 INVERTER1 PCB 7 445A Outdoor unit display 11 INVERTER2 PCB N phase wiring error and EMI Fuse short Judgment Method E DCLink Overvoltage Low voltage occurs Check the input wiring f Cause of problem EMI Fuse short 1 Causeof problem 380V isthe voltage No between terminal blocks Power R S T N wire voltage check and restart it R ST wire Yes No Replace Inverter PCB and then restart it C
112. outdoor unit C Box communication cable error E 206 E206 C001 HUB PBA communication error E206 C002 FAN PBA communication errorE206 C003 INV1 PBA communication error E206 C004 INV2 PBA communication error E 211 When single indoor unit uses 2 MCU ports that are not in series E 212 If the rotary switch on the MCU for address setting of the indoor unit has 3 or more of the same address E 213 When total number of indoor units assigned to MCU is same as actual number of installed indoor units but there is indoor unit that is not installed even though it is assigned on MCU When number of MCU is not set correctly on the outdoor unit or when two or more MCU was E 214 installed some of them have the same address E 215 When two different MCU s have same address value on the rotary switch E 216 When indoor unit is not installed to a MCU port but the switch on the port is set to On hen indoor unit is connected to a MCU port but indoor unit is assigned to a MCU and the switch E 217 on the port is set to Off When there s at least one or more actual number of indoor unit connection compared to number E 218 l of indoor units assigned to MCU E 219 Error on temperature sensor located on MCU intercooler inlet Short or Open E 220 Error on temperature sensor located on MCU intercooler outlet Short or Open E 221 Error on outdoor temperature sensor of outdoor unit Short or open E 231 Error on COND OUT temperature sensor of main outdoor unit Short o
113. p SENSOR No Valve amp Sensor AWAY Valve High Pressure Sensor EVI Bypass Valve EVI SOL Valve Suction Sensor INSULATION n AM160 180 200 220FXVAGH DB62 03808A M VALVE amp SENSOR Valve amp Sensor M Expansion Valve EVI EEV Valve Accum Oil Return Valve High Pressure Switch 1 EVI Out Sensor EVI In Sensor INSULATION n AM160 180 200 220FXVAGH DB62 041548 A AM160 180 200 220FXVAGH DB62 03808D El AM160 180 200 220FXVAGH DB62 03808E 4 AM160 180 200 220FXVAGH DB62 03808C 3 26 Samsung Electronics Binding VVire 2 ll M160 180 200 220FXVAGH VALVE amp SENSOR Valve amp Sensor H Comp Top 1 Sensor Disassembly and Reassembly Comp Top 1 Sensor EB Discharge 1 Sensor INSULATION A Discharge 2 Sensor 5 High Pressure Switch 2 Model Insu Code Binding Wire a AM160 180 200 220FXVAGH DB62 03808A AM160 180 200 220FXVAGH DB62 03808C AM160 180 200 220FXVAGH DB62 03808D 7 7 a AM160 180 200 220FXVAGH DB62 03808D VALVE amp SENSOR Valve amp Sensor Cond Out Sensor Outdoor Temperature Sensor
114. perature Sensor SV G Gas Pipe Service Valve SV_L Liquid Pipe Service Valve 7 2 AM140FXVAGH EU Abbreviation Name INV Inveter Compressor OFM Outdoor Fan Motor OHX Outdoor Heat Exchanger AC Accumulator os Oil Separator IC Intercooler IPMC IPM Cooler CH Crank Case Heater HPS High Pressure Sensor LPS Low Pressure Sensor HPSW High Pressure Switch EM Main EEV E EV EVI EEV V ES EVI Sol Valve V EB EVI Bypass Valve V HG Hot Gas Bypass Valve V AW 4Way Valve V AR Accumulator Oil Return Valve CV E EEV Bypass Check Valve CV D Discharge Check Valve TD Discharge Temperature Sensor T_S Suction Temperature Sensor T_CO Cond Out Temperature Sensor T El EVI In Temperature Sensor TEO EVI Out Temperature Sensor TL Liguid Pipe Temperature Sensor T CT Comp Top Temperature Sensor TA Ambient Temperature Sensor SV G Gas Pipe Service Valve SV L Liquid Pipe Service Valve Samsung Electronics 7 3 AM160 180 200 220FXVAGH EU Abbreviation Name NV nveter Compressor OFM Outdoor Fan Motor OHX Outdoor Heat Exchanger AC Accumulator 05 Oil Separator IC Intercooler IPMC IPM Cooler CH Crank Case Heater HPS High Pressure Sensor LPS Low Pressure Sensor HPSW High Pressure Switch EM Main EEV E EV EVI EEV V ES EVI Sol Valve V EB EVI Bypass Valve V HG Hot Gas Bypass Valve V AW 4Way Valve V AR Accumulator Oil Return Valve CV E EEV Bypass
115. pipe service valve and the gas pipe service valve operation the operator manually need to close If the installation of the long pipe Any refrigerant into the outdoor unit can not be recovered therefore should use a separate container Observe low pressure using View Mode of K4 button if compressor operate If low pressure goes down below about 0 2 MPa g Immediately lock the gas side service valve Pump Out operation is shut down Pump out operation shut down K1 button once more press or K3 button one time press gt f operation of low pressure goes down below 0 1 MPa g Will be stopped automatically for the protection of the compressor Y TT How to Initiate K2Tact Switch 3 times Compressor Address No 1 Outdoor Unit 60Hz Other Outdoor Unit COMP OFF Indoor Unit Whole Operation The set temperature 3 C 4Way Valve OFF 77 Mode Main EEV Operation side 2000 Step Stop side 2000 step Etc Does not conduct the operation of the special operation and protection control Pressure and temperature is outside normal limits Operation is shut down after gas pipe manually closed 4 4 Samsung Electronics Troubleshooting ll Vacuum Operation gt Operation to facilitate vacuum to open the valve after the Outdoor Unit repair KI Tact Switch 7 imes 11 times Indoor Unit Outdoor Fan OFF 4Way Valve OFF Valves Open all valves maximum Etc If not turn off the vacuum mode the start of normal operation is prohibite
116. ppear in indoor 27 C DB 19 C WB outdoor 35 C DB length 7 5m of piping fall Om standard Heating capacity It is figures that appear in indoor 20 C DB outdoor 7 C DB length 7 5m of piping fall Om standard 2 If proper form heating capacity is outdoor temperature 7 C standard and outdoor temperature goes down by below zero heating capacity can drop according to temperature condition 3 Need special load calculation in case of use by main heating in the winter and please buy product for low temperature that heating effect excels at low temperature 20 0 24 0 20 0 24 0 4 Maximum length between outdoor and indoor units allows up to 200m Equivalent length 220m 5 If the indoor unit is below height length allows up to 110m If over 50m decide whether to install the PDM kit If the outdoor unit is below allowable height length is 40m 20 0 24 0 20 0 24 0 20 0 24 0 Samsung Electronics Product Specifications Outdoor Unit Continue New Model TA Model AM140FXVAGH AM160FXVAGH HP HP Povver 400 450 392 448 Capaci Capacity 136000 153 000 133 800 152 900 kW m OKW 450 500 441 500 i 153 000 170 000 150 500 172 000 Comparative Model Ponerinput cooing 89 no Nominal 1 Heating 2 9 50 Current nput Cooling 1 14 30 Nominal Heating 2 15 20 Povver Running Hea
117. r Liquid pipe Low Pressure Gas Pipe High Pressure Gas Pipe Samsung Electronics 2 7 2 2 Product Specifications 2 2 1 Outdoor Unit Nevv Model Comparative Model a un NER Model AMO80FXVAGH AM100FXVAGH AM120FXVAGH RD080HHXG RD100HHXG RD120HHXG Mode HP HP HP HP HP HP Power 3 AC380 415 50 3 AC380 415 50 3 AC380 415 50 3 AC380 415 50 3 AC380 415 50 3 AC380 415 50 Horse Power 8 10 12 8 10 12 Cooli Capacity 5 224 28 0 33 6 22 4 28 0 33 6 76 400 95 500 114 600 76 400 95 500 114 600 Heating 25 2 31 5 37 8 25 2 31 5 37 8 86 000 107 500 129 000 86 000 107 500 129 000 Power Input Nominal Running Current Power Cooling Consumption Heating MCA MFA Nominal Cooling Nominal Heating 5 00 6 80 2513 299 40 nae LL EE GAMME 1 ESEER HP 7 25 Model ZPJ61KCE TFD ZPI61KCE TFD ZPJ61KCE TFD ZPI61KCE TFD ZPJ83KCE TFD ZPI83KCE IFD Type DVI x1 4 FVI x1 DVI x1 FVI x1 DVI x1 FVI x1 Compressor P Output 4 36 4 36 4 36 4 36 5 87 5 87 Type 3MAF POE 3MAF POE 3MAF POE Lubricant Charging 4 370 4 370 4 370 Type R410A R410A R410A Refrigerant 2 Factory Charging 5 0 5 0 5 0
118. r Open E 241 COND OUT sensor is detached E 251 Error on discharge temperature sensor of compressor 1 Short or Open E 257 Error on discharge temperature sensor of compressor 2 Short or Open E 262 Discharge temperature sensor of compressor 1 is detached from the sensor holder on the pipe E 263 Discharge temperature sensor of compressor 2 is detached from the sensor holder on the pipe E 266 Top sensor of compressor 1 is detached E 267 Top sensor of compressor 2 is detached E 269 Suction temperature sensor is detached from the sensor holder on the pipe E 276 Error on top sensor of compressor 1 Short or Open E 277 Error on top sensor of compressor 2 Short or Open E 291 Refrigerant leakage or error on high pressure sensor Short or Open E 296 Refrigerant leakage or error on low pressure sensor Short or Open E 308 Error on suction temperature sensor Short or Open Samsung Electronics 4 9 Troubleshooting M Diagnosis and Adjustment Error Code gt Error code related to the Communications Settings HW cont 4 10 Error mode Cause E 311 Error on temperature sensor of double layer pipe liquid pipe sub heat exchanger Short or Open E 321 Error on EVI ESC IN temperature sensor Short or Open E 322 Error on EV ESC OUT temperature sensor Short or Open E 323 Error on suction sensor 2 Short or
119. r System DSC System DSI System DVI variable DVI constant speed Dual Smart Inverter SSC SSC AC Motor BLDC Inverter Motor 20 160Hz driving 3 tion V Injecti 2 generation Vapor Injection Performance maximization of lovv temperature heating d r 3 generation 3 generation Vapor In jection Lu Vapor Injection NB AY a m neuem Medium Pressure verter 010 Digital base Refrigerant Inlet IM Dual SSC System Technology When load changes capacity amendment that is soft by continuous operation of Dual Inverter is available Capacity Variable m Compressor driving When load changes is variable by fast inverter frequency m Amenities elevation 0 5 C Samsung Electronics 2 1 Product Specifications Feature cont M Inverter circuit refrigerant cooling technology Applied high efficiency refrigerant cooling circuit Secured stable Inverter PCB cooling performance Air cooling method When natural convection electric heat performance is low and is high load efficiency is fallen Refrigerant cooling system Forced circulation electric heat performance is high and control of thermal conductivity is 10 times higher than air load is available Refrigerant cooling system It is cooling technology of inverter circuit that use refrigerating cycle technology Cooling of inverter circuit 2 2 Samsung Electroni
120. r cooling mode E 162 EEPROM error of MICOM Physical problem of parts circuit E 163 Indoor unit s remote controller option input is Incorrect or missing Outdo or unit EEPROM data error E 180 Simultaneous opening of cooling heating MCU SOL V V 1st detection E 181 Simultaneous opening of cooling heating MCU SOL V V 2nd detection E 185 Cross wiring error between communication and power cable of indoor unit E 186 Connection error or problem on SPi E 190 No temperature changes in EVA IN during pipe inspection or changes in temperature is seen in indoor unit with wrong address E 191 No temperature changes in EVA OUT during pipe inspection or changes in temperature is seen in indoor unit with wrong address E 198 Error due to disconnected thermal fuse of indoor unit 4 8 Samsung Electronics Troubleshooting M Diagnosis and Adjustment Error Code gt Error code related to the Communications Settings HW cont Error mode Cause Communication error between indoor and outdoor units installation number setting error E 201 i a repeated indoor unit address indoor unit communication cable error E 202 Communication error between indoor and outdoor units Communication error on all indoor unit outdoor unit communication cable error E 203 Communication error between main and sub outdoor units E 205 Communication error on all PBA within the
121. r unit compressor breakdown Special Cause 1 Causeof problem ls the Compressor breakdown Set the compressor breakdown setting value as not set setting value is not set X When setting breakdown for repair and replace of compressor Change the setting after replace the outdoor unit EEPROM accurately connecte connector 4 Connect outdoor unit FEPROM and then reset Download relevant model EEPROM and then reset X Execute automatic commissioning for UP cancellation after EEPROM download 4 74 Samsung Electronics Troubleshooting 4 3 56 Model mismatching of Indoor unit Outdoor unit display 5 Judgment Method Prior to July 2011 if the software version ofthe indoor unit Prior to July 2011 if the software version ofthe indoor unit Check the software version of the indoor unit Cause of problem Check whether the support of the indoor unit 1 Cause of problem Does connected indoor unit become compatible with DVMINV No Replace the indoor unit that is compatible with the DVM INV Yes s software version of indoor unit since July 2011 No Software upgrade Yes Replace indoor unit PCB Samsung Electronics 4 75 Troubleshooting 4 3 57 Error due to using single type outdoor unit in a module installation Outdoor Unit Display Indoor Unit Display Judgment Method Refer to the judgment method below Special Cause Usi
122. ration after connecting the connector to PCB Temperature C Resistance KO 70 2 2 60 3 0 50 4 2 40 5 8 30 8 3 20 12 1 10 18 0 0 27 3 10 43 0 Separate the connector from the PCB and measure the resistance value between the 2 terminals Did the resistance value significantly stray from the following temperature table Replace this part as it is the defective itself Restart operation after replace the PCB Samsung Electronics 4 31 Troubleshooting 4 3 17 Outdoor Temperature Sensor Error Outdoor unit display Indoorunit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo 24C o X X Q x o x Q X o X X Q x ON D Flash x OFF Judgment Method Refer to the judgment method below Cause of problem Outdoor temperature sensor Open Short is defective 1 Causeof problem Did the outside temperature sensor connector break away from the PCB Restart operation after connecting the connector to the PCB Resistance value measure part After separating the outdoor temperature sensor connector from the PCB measure the resistance value between the terminals Temperature C Resistance KO Did the resis
123. rature sensor resistance value Resistance KQ Temperature C Indoor Unit of outdoor air introduction Will be excluded from the Indoor air temperature EVA In Out Temperature sensor checking Samsung Electronics Test Operation 2 Outdoor Unit Temperature sensor m Inspection item Outdoor temperature of each Outdoor Unit Cond Out EVI In Out Suction Liquid pipe temperature sensor m Error code None The resulting report Undetermined m Determine the status of the Temperature sensor of the each Outdoor Unit installed before the compressor start m If the judgment of Outdoor Unit Temperature sensor is Undetermined Checking in accordance with the following order Must wait more than 1 hour Is deviations of the each Outdoor Unit Temperature sensors more than 10 C No X Resistance measurement method After separating the Temperature sensor connector from the PCB measure the resistance value between the two terminals Discharge Temperature sensor resistance value Resistance KQ Temperature C Is Temperature sensor properly assembled Confirmation and Measures Yes Is Temperature No sensor connector properly connect Confirmation and Measures Yes No Is Temperature sensor resistance value normal Replace sensor Yes Check the breakaway of sensor or replace PCB Is deviations of the each No b Outdoor Unit Temperature sensors less than 10 C
124. rature with excessive refrigerant amount then the DSH may descend 1 Causeof problem No Is EVI EEV connector accurately connected to PCB Reconnect connector Is EEV coil accurately installed Reassemble coil Check the EVI EEV leakage Replace EVI EEV Breakdown Check the Intercooler leakage Normal Replace Intercooler Breakdown Check the Indoor Unit EEV leakage Normal Replace Indoor Unit EEV Check the connection for Indoor Unit Pipe Connect liquid pipe gas pipe directly Reinstall pipe Check the refrigerant Samsung Electronics 4 51 Troubleshooting 4 3 37 Refrigerant leakage error Outdoor unit Refrigerant leakage judgment before starting display When start refrigerant leakage judgment Judgment Before starting Before compressor starting after system halt 2 minutes High amp low pressure sensor Open Short error occurs and 1kg cm2 or less Method When start When the high pressure sensor value cooling 3 1kg cm heating 2 2kg cm is detection continuously for 3 seconds Cause of Refrigerant leakage and shortage problem Disconnection or breakdown of high amp low pressure sensor 1 Pressure sensor Open Short error determination method 1 Identifies from when power is supplied or 2 minutes after RESET and only when set is stopped 2 An Open Short error will occur if the input voltage standard range of 0 5
125. re posing a danger to workers Please remove the oxide produced inside the pipe during the welding with nitrogen gas Using another gas may cause harm to the product or others 1 6 Precautions for Additional Supplement of Air Conditioner Refrigerant Precisely calculate the refrigerant by using a scale and S net and proceed with the test operation Excessive supplement can cause harm to the product since it can cause an inflow of the liquid refrigerant into the compressor Do not heat the refrigerant container for a forced injection This may cause harm to the product or others since the refrigerant container may burst Do not operate the product after removing the product safety pressure switch and sensor If the product is blocked inside then this may cause harm to the product or others due to the excess pressure increase of the refrigerant gas 1 7 Other Precautions 6 There should be no leakage of the pipes after installation When withdrawing the refrigerant the compressor should be stopped before removing the connecting pipe If the compressor is operating while the refrigerant pipe is not correctly connected and the service valve is opened then air and other substances can enter the pipe The interior of the refrigerant cycle may then build up excessive high pressure resulting in explosion and damage Samsung Electronics 2 Product Specifications 2 1 The Feature of Product 2 1 1 Feature M Dual Smart Inverte
126. re low with tens of Q One or both of them is open Samsung Electronics d l THp Transmitter communication fem E Outdoor unit communication between _ EET Outdoor Unit Troubleshooting J Display IC No 1 pin i cic h mm m m KA d P 1 E E hy y H id 4 n ssn l ah a 1 a a LE an ore eyn i BAT RI 5 m I Troubleshooting 4 3 4 Communication Error between Indoor and Outdoor Units after Tracking Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Timer Turbo 24C Indoorunit display x x x X Q X x x 9 X ON O Flash x OFF Judgment Method Outdoor unit is unable to communicate for two minutes during operation no reception of relocation Cause of problem Communication error between indoor and outdoor units and setup error of indoor unit installation quantity setup switch 1 Causeof problem Press the reset key K3 of the outdoor unit PCB and checkthe display module Is there no indoor unit response at all from the display module during the tracking After two minutes find the indoor unit which displays the communication error and check if the PCB address settings are overl
127. rfering with the communication for Check the communication cable and the connector inspection and change the indoor unit PCB of the outdoor unit PCB and change the PCB 4 16 Samsung Electronics X Essential Requirements before PCB Changes in Case of Communication Error Occurrence 1 Findthe communication IC near the communication terminal e Indoor Unit Above Red Connector Communication IC between indoor and outdoor units Above Blue Connector Communication IC for cable remote control e Outdoor Unit When there is module communication as in PLUS Il and PLUS III Above Red Connector of Main Unit Communication IC between indoor and outdoor units When there is no module communication as in PLUS Il and PLUS III Above Yellow Connector of Each Unit Communication IC between outdoor units Other Outdoor Unit Above Communication Connector Communication IC between indoor and outdoor unit Indoor Unit 2 Measure the resistance of the communication IC e Measurement Method Measure the No 5 No 6 Pin resistance Measure the No 5 No 7 Pin resistance Measure the No 5 No 8 Pin resistance 3 Normal and defective judgment is tested for communication IC by using measured resistance e Judging as Normal Each resistance value should be measured in tens of KO to hundreds of kO Difference between the two resistance values should be of some number of kO e Judging as defective One or both a
128. rge due to outdoor temperature Outdoor Unit Display Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Filter MPI Operation Defrost Filter Operation Indoor Unit Display 2 x x x x ON OQ Flash x OFF Judgment Method When the heating refrigerant charge If the outdoor temperature is more than 15 C Special Cause e System protection operation status Is not breakdown 4 54 Samsung Electronics Troubleshooting 4 3 40 CH vvire breaking error Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Timer Turbo 24C 27C x x o o o x x Q9 o o X e ON O Flash x OFF Judgment Method Refer to the judgment method below Indoorunit display Cause of problem CCH Connector PCB is not connected Compressor Top sensor breakaway Own problem of CCH 1 Judgment Method D Current compressor Top temperature Tini lt 2 C Tini Power on or temperature of initial compressor Top after reset 2 Current compressor Top temperature Outdoor temperature lt 2 C 3 Outdoor temperature lt 30C 4 UP state X Ifthe above condition is satisfied at the same time Mark the CCH wire breaking error E445 Is the CCH
129. rmation and Measures Is 4Way Valve coil normal Wire breaking operation impossible etc Replace Valve coil Yes No Is PCB Output signal normal Replace PCB Yes Replace 4Way Valve Body Retry the Auto Trial Operation If the continuous Undetermined is displayed Samsung Electronics 9 11 Test Operation 9 EVI EEV m Inspection item EVI EEV of Outdoor Unit m Error code None The resulting report Undetermined m Determine the EVI EEV operation status of the each Outdoor Unit m If the judgment of EVI EEV is Undetermined Checking in accordance with the following order 9 12 Auto Trial Operation results is Valve and Sensor normal Check the Valve and Sensor s EVI In Out Temperature sensor normal Assembly status Confirmation and Measures connector resistance etc Is EVI EEV connector normal Confirmation and Measures Is EVI EEV coil normal Resistance wire breaking operation impossible etc Replace Coil Is PCB Output signal normal Replace Hub PCB Yes Replace Main EEV X Main EEV coil resistance value based Measured temperature is 20 C Operating Resistance of EEV Wiring Diagram Voltage between the VDC phase Q Blue Orange orange Blue Red id Blue Yellow pel los E kisel 1222 0 Blue Black Elis 9217 4 Samsung Electronics Test Operation 10 Main EEV m Inspe
130. rom the PCB Inverter PCB1 connector Check the 3 4 Pin short Service after turn off the Main Power Two Comp applied to the model Restart operation after checking the Inverter Is Inverter PCB1 CN32 and Inverter PCB PCB2 CN31 and PCB2 CN32 Communication CN31 connector accurately connected wire Connector 3 4 Pin Short Service after turn off the Main Power 1 Checkthe Inverter PCB1 CN32 CN91 and Fan PCB CN12 Communication wire Connector 2 Restart operation after connecting the Hub PCB CN97 and Fan PCB CN13 connector Service after turn off the Main Power Is Inverter PCB1 CN32 and Fan PCB CN12 connector accurately connected 1 Checkthe Main PCB Main PCB TX circuit Confirm a blinking of Fan PCB LD22 32 inspection 2 Checkthe Hub PCB Hub PCB TX circuit inspection Service after turn off the Main Power Replace Main PCB 4 20 Samsung Electronics Troubleshooting 4 3 7 Internal PCB Communication error of the Outdoor Unit C Box Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Timer Turbo 24C Indoorunit display o o i o o p o o X ON x OFF Judgment Method PCB does not respond to the invoked Main PCB Cause of problem C Box internal Inverter PC
131. ropeller BLDC Motor Output W 630 x2 630 x2 Airflow rate m min 270 275 TOT M r 1588 1588 Piping Connections Gas inch 28 58 Dis Gas 11 8 11 8 28 58 Installation Limitation Max Length 200 220 200 220 200 220 200 Max Height 110 40 110 40 110 40 50 40 Main Power Below about20m 10 0 10 0 10 0 6 0 10 0 Communication VCTF 0 75 1 5 2P VCTF 0 75 1 5 2P VCTF 0 75 1 5 2P VCTF 0 75 1 5 2P VCTF 0 75 1 5 2P Net Weight DVM S HP DVM S HR 300 0 300 0 300 0 306 0 306 0 306 0 349 355 Set Shipping DVMSHP Dimension VVeight DVMSHR Net Dimension VVxHxD 319 0 319 0 319 0 325 0 1295x1695x765 325 0 1295x1695x765 325 0 1295x1695x765 369 1295x1695x765 376 1295x1695x765 Gross Dimension VVxHxD 1363x1857x832 1363x1857x832 1363x1857x832 1363x1912x832 1363x1912x832 DVM S HP Operating Cooling DVM S HR Temp Range Heating 5 0 48 0 5 0 48 0 5 0 48 0 15 0 48 0 15 0 48 0 15 0 48 0 5 0 48 0 5 0 48 0 20 0 24 0 1 Proper form capacity standard of air conditioning Cooling capacity It is figures that appear in indoor 27 C DB 19 C WB outdoor 35 C DB length 7 5m of piping fall Om standard Heating capacity It is figures that appear in indoor 20 C DB outd
132. ry power switch when changing or repairing electrical parts Doing so will prevent electric shock 6 Explain to workers that the battery for the remote control needs to be separated for storage purposes when the product will not be used for a long time This can cause a problem for the remote control since battery fluid may trickle out Samsung Electronics 1 1 1 4 Precautions for Handling Refrigerant for Air Conditioner Environmental Cautions Air pollution due to gas release Safety Cautions If liquid gas is released then body parts that come into contact vvith it may experience frostbite blister numbness If a large amount of gas is released then suffocation may occur due to lack of oxygen If the released gas is heated then noxious gas may be produced by combustion Container Handling Cautions Do not subject container to physical shock or overheating Flowage is possible while moving within the regulated pressure 1 5 Precautions for Welding the Air Conditioner Pipe Dangerous or flammable objects around the pipe must be removed before the welding If the refrigerant is kept inside the product or the pipe then remove the refrigerant prior to welding If the welding is carried out while the refrigerant is kept inside the welding cannot be properly performed This will also produce noxious gas that is a health hazard This leakage will also explode with the refrigerant and oil due to an increase in the refrigerant pressu
133. s MXJ HA3819M Over 69 6 kW for 8 rooms MXJ TA3819M 139 2 kW and below Y Joint Outdoor Unit MXJ TA4422M 145 kW and below Y loint MXJ TA3100M 139 2 kW and below Only H R Outdoor Unit MXJ TA3800M 145 kW and Over MCU S6NEETN 6 ROOM MCU Mode Control Unit MCU SANEETN 4 ROOM MCU SANEE2N 4 ROOM EEV KIT 1 Room MEV E245A MEV E32SA EEV KIT 2 Room MXD E24K132A MXD E24K200A MXD E32K200A MXD E24K232A EEV KIT 3 Room 2 14 MXD E24K132A MXD E24K300A MXD E32K224A MXD E32K300A Applty to products without EEV Wall mount amp Ceiling Samsung Electronics 3 Disassembly and Reassembly 3 1 Necessary Tools SCREW DR VER MONKEY SPANNER SCREVV DR VER NIPPER ELECTRIC MOTION DR VER L WRENCH 6 For disassembly and assembly DVM PLUS IV indoor unit please refer to the products with the same structures Only those products that are not specified elsewhere are described here Samsung Electronics 3 1 3 2 Disassembly and Reassembly 3 2 1 AM080 100 120FXVX Electrical 1 14 screws that is fixing CABINET remove Use equipment Part Screw driver 2 Remove 4 screws that is fixing and separate Cover Control Box Use Screw driver 3 Power Compressor Valve Motor Sensor con nector connected to ASSY PCB remove 3 2 Samsung Electronics Disassembly and Reassembly No Part
134. s Procedure Remark 4 2 screws had fixed in terminal block cover when change power terminal block commu nication terminal block remove 5 2screws had fixed in terminal block after remove 4 screvvs had fixed to Cabinet for ter minal block protection remove 6 5 screvvs had fixed to Front part remove Samsung Electronics 3 3 Disassembly and Reassembly Procedure Remark 7 6screws had fixed on side refrigerant cooling part outside remove A Do not separate Heat Sink pulling Assy Piping Cooling piping compulsorily Is responsible for parts damage 8 2screws had fixed on side refrigerant cooling part inside remove Samsung Electronics Disassembly and Reassembly Binding Wire 1 ll AM080 100 120FXVAGH P i VALVE amp SENSOR Valve 6 Sensor 4WAY Valve High Pressure Sensor Suction Sensor EVI Out Sensor INSULATION Model Insu Code Binding Wire n AM080 100 120FXVAGH DB62 04154C AM080 100 120FXVAGH DB62 03808B AM080 100 120FXVAGH DB62 03808C VALVE amp SENSOR No Valve amp Sensor Expansion Valve EVI EEV Valve Accum Oil Return Valve 4 EVI n Sensor INSULATION No Model Insu Code Binding Wire H AM080 100 120FXVAGH DB62
135. tance value significantly stray from the following temperature table Replace this since it is the defective of the outdoor temperature sensor itself Restart operation after replace the PCB 4 32 Samsung Electronics Troubleshooting 4 3 18 Cond Out Temperature Sensor Error Open Short Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4VVay VVall mounted NeoForte Operation Defrost Timer Fan Filter MPlI Operation Defrost Timer Filter 1Operation I Timer Turbo 24C Indoorunit display o 7 7 o o xX ON OQ Flash x OFF 1 Cause of problem Did the outdoor Cond Out sensor connector break avvay from the PCB Restart operation after connecting the connector to the PCB Resistance value measure part Temperature C Resistance KO 70 2 2 After separating the outdoor Cond Out 60 3 0 sensor connector from the PCB measure the resistance value between the two terminals 50 4 2 40 5 8 30 8 3 12 1 18 0 27 5 43 0 Did the resistance value significantly stray from the following temperature table Replace this part as it is the defective of the outdoor Cond Out sensor itself Restart operation after replace the PCB Samsung Electronics 4 33 Troubleshooting 4 3 19 Outdoor Cond Out sensor breakaway error Outdoor unit display E i Duct Cassette 1 2 Way
136. tdoor Unit EEV normally operating yal No Checkthe relevant FEV Yes Are there any blockage inside the pipe 2 seen filteretc 2 Yes Pipe inspection No Checkthe refrigerant amount 4 48 Samsung Electronics Troubleshooting 4 3 34 3 phase Input Wiring error Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Timer Turbo 24C Indoorunit display o o o X X x Q Q x e ON O Flash x OFF When turn on the power and check the status of the power from the inverter If the phase does not connect the power no phase E425 or E466 E366 is displayed Air conditioner to maintain the normal state Judgment Method However N phase must be properly connected Check the input wiring f Cause of problem EMI Fuse short 1 Cause of problem Did the Main No Power BOX Terminal Check the phase to phase Terminal Block 7 R TNis 7 connection 380V of the R S T and then restart connected properly sue N phase must be properly connected Yes Did the Reactor N ls a h Yes ma S E i No Low voltage error during this initial charge Did the EMI PCB Fuse is short Replace Fuse if the re
137. te 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo 24C Indoorunit display 0 o o x X ON QO Flash x OFF Judgment Method Difference of suction temperature of compressor starting verge and suction temperature that is on present Judgment Method operation If less than 2 C for 30 minutes to keep Judgment at heating operation only Cause of problem Suction temperature sensor breakaway defective 1 Cause of problem Is Suction sensor v and sensor Holder accurately Re insertthe sensor attached Re attach the sensor holder Yes Is Suction sensor No resistance value reasonable Defective Sensor Replace Sensor Refer to 231 Eu Yes Samsung Electronics 4 37 Troubleshooting 4 3 23 High Pressure sensor error Open Short Outdoor unit display Duct Cassette 1 2 VVay Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Timer Turbo 24C Indoorunit display o x x x x x x x 0 X e ON O Flash x OFF Judgment Method Refer to the judgment method below Cause of problem Disconnection or breakdown of relevant sensor 1 High Pressure
138. ter RESET and only when set is stopped 2 An Open Short error will occur if the input voltage standard range of 0 5V 4 95V is exceeded 2 Inspection Method Did the Low Pressure sensor connector Please re inspect after connecting get disconnected from the PCB the connector to the PCB sthere refrigerant inside the set Please check by connecting the menu folder gauge to the service valve No Refill refrigerant after vacuum Yes Out ofthe PCB Low Pressure sensor terminals is there voltage between pins 3 and 4 5V Replace PCB Yes Replace Low Pressure sensor The V markis the 1st pin on the PCB Samsung Electronics 4 39 Troubleshooting 4 3 25 Suction Temperature sensor error Open Short Outdoor unit display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter 1Operation Timer Turbo 24C Indoorunit display o 5 o o o 9 o o ON QO Flash x OFF Judgment Method Refer to the judgment method below Cause of problem Disconnection or breakdown of relevant sensor 1 Causeof problem Did the connector for the Outdoor Suction sensor break away from the PCB Restart operation after connecting the connector to PCB Separate the connector of the Outdoor Suction sensor fr
139. the amount of refrigerant e Undetermined Checking the amount of refrigerant confirms that is performed in warranty temperatures area Ensure that there is no other problems in the system by Test Operation 9 14 Samsung Electronics ELECTRONICS GSPN GLOBAL SERVICE PARTNER NETWORK Area Web Site Europe CIS Mideast amp Africa gspn1 samsungcsportal com Asia North amp Latin America gspn2 samsungcsportal com gspn3 samsungcsportal com China china samsungportal com This Service Manual is a property of Samsung Electronics Co Ltd O Samsung Electronics Co Ltd May 2013 Any unauthorized use of Manual can be punished under applicable Printed in Korea International and or domestic law Code No AC 00003E 1
140. ting 15 20 Current Max 25 00 Power Cooling 8 90 Consumption Heating 9 50 MCA MFA 31 3 40 Nominal Cooling 4 49 G P Nominal Heating 4 74 ESEER HP 7 02 ZPJ83KCE TFD 2 72 77777 7777 ZPI83KCE TFD ZPI72KCE TFD 1 aa ee eee Output ubi LPS FC BMAFPOE G3MFPE O 4370 6540 zu y Charging g Type EM Propeller 4 BLDC Propeller 4 BLDC Propeller 4 BLDC Propeller 4 BLDC EN 630x2 630x2 630x2 630x2 m Airflow rate 226 250 min 226 250 Pipe Set Dimension Piping Connections 12 70 12 70 mm inch uid 1 2 1 2 12 70 12 70 mm 28 58 28 58 inch 1 1 8 1 1 8 19 05 22 22 3 4 7 8 Gas Dis Gas 110 40 110 40 Installation Max Length 200 220 200 220 Limitation MaxHeight m Main Povver Belovv about20m 40 6 0 Communication Net Weight Shipping VVeight VCTF 0 75 1 5 2P VCTF 0 75 1 5 2P DVMSHP 235 0 2780 DVM S HR 2140 1840 DVM S HP 254 0 297 0 DVMSHR 260 0 303 0 Net Dimension WxHxD 1295x1695x765 1295x1695x765 Gross Dimension VVxHxD m m m 1363x1857x832 1363x1857x832 25 40 28 58 200 50 40 40 VCTF 0 75 1 5 2P 280 301 200 50 40 60 VCTF 0 75 1 5 2P 329 350 1295x1695x765 1363x1912x832 1295x1695x765 1363x1912x832 Operating Temp Range DVM S HP 5 0 48 0 5 0 48 0 Cooling DVMSHR C 15 0 48 0 15
141. tting Same as initial state 3tims Orderfequenyyofthecompesor2 3 120Hz2120 4times Hi hpressure MPa 4 879 13MP2152 Discharge temperature Compressor 1 6 72 908 7 IPM temperature Compressor 1 8 X 8779087 02 Ot me IPMtemperature Compressor 9 87C9087 08000 Time Tsensorvalue Compressor B 0 2A2020 1356 CONDOUTtmpraute 0000 0580117 4269442 14 imes Temperatureofliquidpipe E 4202 42 ji5tims TOPtemperature Compressor F 8769087 0 Jl tims TOPtempeate Compesor2 G 8 C9087 20 1705 Ovudootemprtue B 2 42 C95 42 1826 EMinettemprture oo 4267 4223 0 1986 EVioutlettemperature oo 4269 4212 2016 1 1 WManEVisep 8 2007200 2025 MainEEV2stp 0200720072 22tmes 2 23030 EBMEVsep M 9300930012 Ames fawtpGSRoBQ 0 BSIPAQLS O O 7 unu 7 e 07 e 6times o rrentfrequenoy Compressor 0 ___120H21 2 0 27 times Suction 2 temperature HR Only 42 C gt 4 2 Master indoor Unit Address E master indoor unit not selected BLANK N D if indoor unit no 1 is selected as the master unit 0 0 1 When you install the product optional function for o
142. ut Accum Accum Oil Valve Accum EVI Bypass Vapor Injection EVI Bypass Hot Gas Valve Suction Hot Gas Valve Oil Sepa Out Oil Return Suction Expansion rSubcooler 0 NI AD UT BSU 0 IL OY UT BSU Pinch Pipe Accum Oil Return Valve Suction Liquid Ball Valve Subcooler In NO Subcooler Subcooler In 3 20 Samsung Electronics Reference Sheet Pipe Welding Position M AM140FXVAGR EU Front Welding Parts Disassembly and Reassembly Rear Welding Parts Z o VVelding Position o VVelding Position Comp Suction Subcooler EVI Bypass Comp Discharge Accum 4Way Comp Vapor Injection Accum 4Suction Discharge Oil Sepa Accum Accum Oil Valve 4Way Oil Sepa Out Accum EVI Bypass 4Way Cond In Vapor Injection EVI Bypass Expansion Cond Out Hot Gas Valve Suction Pinch Pipe Hot Gas Valve Oil Sepa Out OI INI AD BTW IN Accum Oil Return Valve Suction v COI NI AD BR WN Oil Return Suction Subcooler rSubcooler n LQD Valve Subcooler In Expansion rSubcooler Cooling Subcooler In NO LOD Ball Valve Subcooler In Samsung Electronics 3 21 Disassembly and Reassembly 3 2 3 AM160 180 200 220FXV LEE NENNEN M Electric
143. utdoor unit display 11 42 Troubleshooting Indoorunit display Judgment Method Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo 24C X X Q o Q X Q o o X X o Q ON Flash Momentary stop of compressor due to momentary blackout x OFF Cause of problem Momentary stop of compressor due to momentary blackout 1 Precautions Replace Hub PCB or Main Hub Connection wire Samsung Electronics 4 59 Troubleshooting 4 3 44 Outdoor Fan Motor overheating Outdoor unit FAN PCB FAN1 display Z 22 FAN PCB FAN2 Judgment Overheating due to the internal sensor of the Fan Motor Method Defective connection wire Cause of prob Defective Fan Motor lem Defective PCB Defective installation conditions 1 Cause of problem Power Off Power Restart Did the error occurs End of Service Connection wire o Fan Motor did confirmation Verify that the wire folded or the connection is detached No Check the connecting wire and restart it Is there anything strange in appearance Fan Motor Replace Fan PCB Replace Fan Motor 4 60 Samsung Electronics Troubleshooting 4 3 45 Fan IPM Overheat
144. utdoor unit must be set in compliance with installation conditions Press and hold the K4 button for 5 seconds to check the SW version and address of the indoor units Information will be displayed in following order Main Hub INV1 INV2 FAN1 FAN2 EEP Automatically assigned address Manually assigned address Display method of automatically assigned addresses in K4 View mode Ex AUTO gt A001 AUTO gt A002 AUTO A003 53 SEGI SEG2 SEG34 Indoor unit A Indoor unit 0 MCU C MCU 1 Address No 1 gt 0 1 Display method of manually assigned addresses in K4 View mode Ex MANU gt A004 MANU A005 MANU A006 5 SEG2 SEG3 4 8 4 Samsung Electronics 9 Test Operation 9 1 Auto Trial Operation 9 1 1 Auto Trial Operation Synopsis 1 What is the Auto Trial Operation DVM S main components defective check and check the status of the installation provide guidelines that can promptly and accurately resolve the problems that may occur in the field If does not end the Auto Trial Operation normal operation is impossible to enter it should protect the system from the abnormal state UP 2 Auto Trial Operation Preliminary checking 1 Check the Power cable of Indoor Outdoor Unit and communication wire 2 Turn on the power 6 hours before to start the Auto Trial Operation Crankcase heater to be heated suff
145. ve of liquid pipe and gas pipe Enter in vacuum mode and establish as all EEV and Valve open Reclaim refrigerant of outdoor unit using Recovery Unit X When there is no Recovery Unit refer to below contents 1 If refrigerant release driving is enforced refrigerant remaining amount of outdoor unit inside is about 1 5kg ordinarily Temperature can remain more refrigerant because refrigerant fills to Accumulator in the winter day 2 Refer to factory charging refrigerant had registered to Label of outdoor unit 3 Can get help that decide an addition refrigerant quantity if use refrigerant quantity decision function that use S Checker Turn off the power linked by outdoor unit Separate compressor that broke down from outdoor unit X Confirm through manifold gauge whether refrigerant of outdoor unit was reclaimed all necessarily before use welding machine for replace of compressor Measure quantity of broke down oil of compressor Confirm state and color of compressor oil that broke down When is judged that oil was polluted compressor beside ASTM more than 3 measures quantity of replace and oil Decide quantity of oil to pour in addition according to sheep of changing oil of compressors Change by new compressor Add oil according to sheep of oil that pour decided addition before Establish again by vacuum mode after connect power Execute leakage examination using nitrogen gt vacuum work
146. w Driver Cabinet front 1 Separate front cabinet from MCU Control box cover 1 Separate 2 fixing screws from the control box cover Use Serew Driver 2 Separate control box cover from MCU Samsung Electronics 3 35 3 5 EEV KIT Parts Procedure Remark 3 36 Cabinet front Control parts 1 Separate 1 fixing screw from EEV kit Use Serew Driver 2 Separate cabinet from EEV kit 1 Separate 2 fixing screws from EEV kit Use Serew Driver 2 Separate control part from EEV kit Samsung Electronics 4 Troubleshooting 4 1 Check up Window Description a or HH pEi z IAE E JE B A SIMA Function 1 Function CN22 download PC SMW200 10 black Set up the number of connected outdoor units MICOM download AS PRO For checking indoor unit communication SMW200 07P white YW396 02P red Transmitter 12V ERROR DISPLAY YW396 02P blue State Check SMW250 04P red Outdoor Unit Tact Switch EEPROM SOCKET Outdoor Unit Dip Switch Samsung Electronics 4 1 4 2 Service Operation 4 2 1 Special Operation gt Key input of the outdoor unit when the service enters the operation mode K1 Number of press Key operation Display on segment 1 time Refrigerant charging in Heating mode K 1 BLANK BLANK 2times Trial operation in Heating mode K 2 BLANK BLANK 3times Pump out in Heating mode Outdoor unit address 1 K 3 BLANK
147. wer is turned on e Basic segment display Step Display content Display l Checkingsegment 5661 SEG2 SEGI SEG4 At initial povver input display g g g g G2 b C e d G2 b C e d While setting SEGI SEG2 SEG3 4 SEG3 4 communication Number of between indoor and connected indoor m Number of communicated units outdooru units A d Refer to View Mode for Addressing communication address After communication SEGI SEG2 SEG3 4 SEG3 4 1 Tra nsm it un setting Reception address U A VU 0 Reception address usual occasion MCU C MCU 1 in decimal number SEGI SEG2 SEG3 SEG4 VU Indoor unit Outdoor Unit Display Parts e If the number of indoor units set by the outdoor unit is not in accordance with the number of indoor units that succeeded with communication then the four displaying parts will display can F 2 Sub Slave Unit e The two left hand displays show its own address and the two right hand displays show the outdoor unit s address Main address C8 Sub1 address C9 Sub2 address CA Sub3 address CB 2 The number of the indoor Units Connected to the outdoor unit can be configured by using the indoor unit installation quantity setup switch DVM INVERTER MAIN V4 2 o wnn nninm mmmm mmmm O S000 4 d dd m 662020 sil ooo o lo oo o o oo el rz s m ra ooo mz z
148. y Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo 24C Indoor unit display p 2 3 z X ON OQ Flash x OFF Criteria e f there is an indoor unit that is not installed among MCU registered indoor units Cause of problem e Indoor unit with the assigned address on MCU not installed 1 Hovv to check Find an MCU that is composed as the follovving picture to carry out assembly of branch part again After completing the re setting press K3 button on the button to reset or turn it off to restart MCU MEAT address setup MCU PCB Q0 Q0 Q2 D Samsung Electronics 4 25 Troubleshooting 4 3 11 Setup Error for MCU Branch part Setup Error for MCU Quantity Used Outdoor Unit Display Duct Cassette 1 2 Way Console Celing Cassette 4 Mini4 Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPl Operation Defrost Timer Filter Timer Turbo 24C Indoor Unit Display s x x x 9 x x x Q Q9 x ON QO Flash x OFF e Occurs when the quantity of MCU is incorrectly set by the outdoor unit Judgment Method 9 Occurs when same addresses are found when two or more MCU are connected
149. y Oil Sepa Out Oil Return Suction Accum EVI Bypass Vapor Injection EVI Bypass Hot Gas Vavle Oil Sepa Out 4Way Cond In Expansion Cond Out Hot Gas Vavle Suction Expansion rSubcooler 0 Y UT BSU II OY UT SU Pinch Pipe Accum Oil Return Valve Suction Liquid Ball Vavle Colling NO Accum Suction 3 10 Samsung Electronics Disassembly and Reassembly Reference Sheet Pipe Welding Position ll 4M080 100 120FXVAGR EU Front Welding Parts Rear Welding Parts Z o Z o Welding Position Welding Position Comp Suction Cooling Subcooler Comp Discharge Subcooler EVI Bypass Comp Vapor Injection Accum 4Way Discharge Oil Sepa Accum Accum Oil Vavle 4Way Oil Sepa Out 4Way Cond In Expansion Cond Out Accum EVI Bypass Vapor Injection EVI Bypass Hot Gas Vavle Oil Sepa Out Oil Return Suction LOD Ball Valve Subcooler Pinch Pipe OINI BR WN 100 ND MT B UCU N Accum Oil Return Valve Suction Subcooler Expansion LOD Ball Valve Cooling Accum Suction Samsung Electronics 3 11 Disassembly and Reassembly 3 2 2 AM140FXVXX 1 Electrical 1 11 screws that is fixing CABINET remove Use equipment Part Screw driver 2 Remove 4 screws that is fixing and separate Cover Control

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