Samsung AM040FXMDEH Service Manual Download Page 60

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Samsung Electronics

PCB Diagram

①

CN101-AC INPUT

②

CN701-HOT GAS

③

CN702-4WAY VALVE 1

④

CN703-BASE HEATER

#1~#3 : 220~240Vac

⑤

CN704-4WAY VALVE 2

⑥

CN403- TEMP SENSOR

⑦

CN306-
MICOM DOWNLOAD

⑧

CN802-EEV 1

#1~#3 : 220~240Vac

#1 : OUT TEMP
#2,4,6,8: GND
#3 : COND TEMP
#5 : DISCHARGE TEMP
#7 : OLP SENSOR

#1~#10 : Micom down

#1~4 : EEV signal
#5,6 : DC 12V

⑨

CN806-E2P MODULE

⑩

CN002-HIGH P S/W

⑪

CN803-EEV 2

⑫

CN001-Flow S/W

#1 : INPUT
#2 : GND

#1~4 : EEV signal
#5 : DC 12V

#1 : INPUT
#2 : GND

⑬

CN804-EEV 3

⑭

CN406-

⑮

CN805-EEV 4

⑯

CN801-
EXTERNALCONTROL OUT

#1~4 : EEV signal
#5 : DC 12V

#1,3 : DC 12V
#2 : ERROR CHECK OUT
#4 : COM CHK OUT

⑰

CN305-COMM INV PBA

⑱

CN501- SELECT COOLING ONLY

⑲

CN401-LOW P SENSOR

⑳

CN401-HIGH P SENSOR

#2 : INPUT
#3 : GND
#4 : VCC

#1 : INPUT
#3 : GND
#4 : VCC

㉑

CN401-MID P SENSOR

㉒

CN302-COMM SUB PBA

㉓

CN303-
COM INDOOR UNIT

㉔

CN103-EARTH

#1 : INPUT
#2 : GND
#4 : VCC

Main PCB

(cont.)

Summary of Contents for AM040FXMDEH

Page 1: ...AIR CONDITIONER OUTDOORUNIT AM040FXMDEH AM050FXMDEH AM060FXMDEH AM040FXMDGH AM050FXMDGH AM060FXMDGH AM060KXMDGH AM040KXMDEC AM050KXMDEC Ŷ Product Specifications Ŷ Disassembly and Reassembly Ŷ Troubleshooting Ŷ PCB Diagram Ŷ Wiring Diagram Ŷ Reference Sheet Ŷ Check Operation Amount of Refregent Automatically Checking ...

Page 2: ...Comp down due to a discharge temperature sensor of a compressor Error Code E416 40 3 10 Reverse phase detection error 3Phase outdoor unit Error Code E425 41 3 11 ESC EEV open error Error Code E438 42 3 12 Refrigerant leakage error Error Code E439 43 3 13 Prohibition of the compressor operation due to outdoor temperature Error Code E440 441 44 3 14 Refrigerant leakage error during operation Error C...

Page 3: ...ide coated outdoor unit heat exchanger 䭓Anti corrosion erosion G Fin provide stable heat exchanging performanceation High efficient propeller fan 䭓Reduced noise on outdoor unit 䭓Improved heat exchange rate Company A Company A Diameter Ø8 Ø7 Heat transfer surface area 19 Evaporation 14 1 Condensation 10 3 Internal heat transfer performance 30 8 Pressure resistance Same ᇉ ᇉ ᇉ Pressure loss in heat e...

Page 4: ...ed system efficssiency and minimized noise from the refrigerant in the indoor unit t 5VSCP OUFS DPPMFS High performing shell tube type heat exchanger has been applied to secure cooling heating efficiency It has secured enough subcooling to acquire reliability on long piping and it also increased cooling heating efficiency Q Application of wide fin High efficient heat exchanger has been applied the...

Page 5: ... A Level difference between indoor units 15m High level difference 50m Longpiping 175m Equivalentlength Feature cont Q Reinforced corrosion resistance on the heat exchanger To prevent corrosion of the products which is installed in saline area corrosion resistance has been reinforced Q Long piping High level difference technology Longest piping length is allowed up to 175m equivalent length and Ma...

Page 6: ...S DPNQSFTTPS UIBU BQQMJFT EPVCMF DPNQSFTTJPO UFDIOPMPHZ If outdoor unit malfunction occurs diagnose and repair of the problem will be much quicker with the last 3 minutes worth of a data saved before the malfunction With the extra memory module 3 months worth of a data can be saved Q Silent operation at nighttime t When outdoor unit needs to operate more silently during nighttime silent mode can b...

Page 7: ...tion Refrigerant recoveringsss Feature cont Q System check through View mode t Through the window on outdoor unit PCB display you can check the main system data during operation t Shortened maintaining and inspection t Displaying 15 main data including high pressure of system Outdoor temperature Discharge temperature of the compressor Condensing temperature t Using the DIP switch on the outdoor un...

Page 8: ...e connected in 4 different directions which provide flexible installation and maintenance services Maximum 9 indoor unit connection Q Maximum 9 indoor unit connection You may connect up to 9 indoor units on a single outdoor unit It will allow more powerful and flexible air conditioning system and you can select refrigerant pipe length or number of indoor units depending on the needs for office com...

Page 9: ... 2 3 3 FAN Type Propeller Fan Propeller Fan Propeller Fan Motor Output W 125x2 125x2 125x2 Airflow rate CMM 95 C 100 H 95 C 100 H 95 C 100 H Pipe Piping connections Liquid ø mm 9 52 9 52 9 52 Gas ø mm 15 88 15 88 19 05 Installation Limitation Max Length M 300 300 300 Length M 150 150 150 Max Height M 50 50 50 Cable Main Power Below about 20m mm2 CV 2 5 4 0 CV 2 5 4 0 CV 4 0 6 0 Communication mm2 V...

Page 10: ...ory Charging kg 3 2 3 2 3 3 FAN Type Propeller Fan Propeller Fan Propeller Fan Motor Output W 125x2 125x2 125x2 Airflow rate CMM 95 C 100 H 95 C 100 H 95 C 100 H Pipe Piping connections Liquid ø mm 9 52 9 52 9 52 Gas ø mm 15 88 15 88 19 05 Installation Limitation Max Length M 300 300 300 Length M 150 150 150 Max Height M 50 50 50 Cable Main Power Below about 20m mm2 CV 2 5 4 0 CV 2 5 4 0 CV 4 0 6 ...

Page 11: ...gerant Type R410A R410A Factory Charging kg 2 0 2 0 FAN Type Propeller Fan Propeller Fan Motor Output W 125 125 Airflow rate CMM 64 64 Pipe Piping connections Liquid ø mm 9 52 9 52 Gas ø mm 15 88 15 88 Installation Limitation Max Length M 150 150 Length M 70 70 Max Height M 30 30 Cable Main Power Below about 20m mm2 CV 2 5 4 0 CV 2 5 4 0 Communication mm2 VCTF 0 75 1 5 VCTF 0 75 1 5 Set Size Net w...

Page 12: ...Samsung Electronics 11 Q Necessary Tools غ Disassembly and Reassembly Item Remark Screw Driver Monkey Spanner Screw Driver Nipper Electric Motion Driver L Wrench ...

Page 13: ... 1 Unscrew and remove 2 mounting screw in the Cabinet Front RH Use Screw Driver 2 Cabi Top 1 Unscrew and remove 9 screws on each side of the Cabinet Top Use Screw Driver 3 Cabi Install Front 1 Unscrew and remove 1 screw in the Cabinet Install Front Use Screw Driver Q AM040FXMDEH AM050FXMDEH AM060FXMDEH AM040FXMDGH AM050FXMDGH AM060FXMDGH ...

Page 14: ...rocedure Remark 4 Guard Cond 1 Pull the sensor from Guard Cond 2 Unscrew and remove 4 screws in the Guard Cond Use Screw Driver 5 Cabi Back RH 1 Pull the sensor from Cabi Back RH 2 Unscrew and remove 4 screws on each side of the Cabinet Back RH Use Screw Driver ...

Page 15: ...4 Samsung Electronics No Parts Procedure Remark 6 Cabi Install Back 1 Unscrew and remove 1 screw in the Cabinet Install Back Use Screw Driver 7 Cabi Front LF 1 Unscrew and remove 10 screws in the Cabinet Front LF Use Screw Driver ...

Page 16: ...Disassembly and Reassembly Samsung Electronics 15 No Parts Procedure Remark 8 Fan 1 Turn 2 mounting nuts as shown in the picture and remove it Use L Wrench or Monkey Spanner or Socket Wrench ...

Page 17: ...Procedure Remark 9 Motor 1 Separate the Fan Propeller 2 Unscrew and remove the 8 Motor mounting screws Use Screw Driver 3 Disconnect the Motor wire from Ass y Control Out 10 Bracket Motor 1 Unscrew and remove 2 mounting screws in Bracket Motor Use Screw Driver ...

Page 18: ...assembly Samsung Electronics 17 No Parts Procedure Remark 11 Control Out 1 Disconnect 9 Connectors from Ass y control Out 2 Unscrew and remove 1 mounting screw in Control Out Use Screw Driver 3 Separate Ass y Control Out ...

Page 19: ...welder When removing the compressor Heat Exchanger and Pipe purge the refrigerant inside the Compressor completely and remove the pipe with a welding flame 13 Ass y Tube Suction 1 Separate 2 parts of the pipe using a welder 14 Ass y Tube 4Way 1 Unscrew and remove 2 mounting screws in Oil Separator Use Screw Driver 2 Separate 2 parts of the pipe using a welder ...

Page 20: ...edure Remark 13 Compressor 1 Unscrew and remove 1 mounting nut in bottom of the cover Use Adjustable Wrench 2 Separate the Compressor Felt 3 As shown in the picture unscrew and remove 3 mounting screws from the bottom Use L Wrench or Monkey Spanner or Socket Wrench ...

Page 21: ...Disassembly and Reassembly 20 Samsung Electronics No Parts Procedure Remark 16 Cond Out 1 Unscrew and remove 3 screws on each side of the Ass y Cond Out Use Screw Driver ...

Page 22: ...assembly 1 Remove the 2 mounting screw in the Cabinet Front RH and separate it Use Screw Driver 2 Cabi Top 1 Remove the 9 screws on each side of the Cabinet Top and separate it Use Screw Driver 3 Cabi Install front part 1 Remove the 1 screw in the Cabinet Install Front part and separate it Use Screw Driver AM040KXMDEC AM050KXMDEC ...

Page 23: ...cedure Remark 4 Outdoor Unit Guard 1 Pull the sensor from Outdoor Unit Guard 2 Remove the 4 screws in the Outdoor Unit Guard and separate it Use Screw Driver 5 Cabi Back RH 1 Remove the 4 screws on each side of the Cabinet Back RH and separate it Use Screw Driver ...

Page 24: ...lectronics 23 No Parts Procedure Remark 6 Cabi Install Back 1 Remove the 1 screw in the Cabinet Install Back and separate it Use Screw Driver 7 Cabi Front LF 1 Remove the 10 screws in the Cabinet Front LF and separate it Use Screw Driver ...

Page 25: ...Disassembly and Reassembly 24 Samsung Electronics No Parts Procedure Remark 8 Fan 1 Turn 2 mounting nuts as shown in the picture and remove it Use L Wrench or Monkey Spanner or Socket Wrench ...

Page 26: ...e the Fan Propeller 2 Remove the 8 Motor mounting screws and separate it Use Screw Driver 3 Disconnect the Motor wire from Assy Control Out Motor connection part Can be different according to model 10 Bracket Motor 1 Remove the 2 mounting screws in Bracket Motor and separate it Use Screw Driver ...

Page 27: ...Remark 11 Control Out 1 Disconnect 4 Connectors from Assy Control Out Number of connectors that can be disconnected may different depending on the model From 4 8 2 Remove the 1 mounting screw in Control Out and separate it Use Screw Driver 3 Separate the Assy Control Out ...

Page 28: ...dure Remark 12 ASS Y TUBE VALVE 1 Priority refrigerant remove 2 Using welding machine with picture 5 places of a pipe disjoint When remove Compressor Heat Exchanger a pipe remove perfectly refrigerant of Compressor inside first and disjoint a pipe by welding machine ...

Page 29: ...mark 13 Compressor 1 Fixed 1 screw of cover end part remove Use Hexagonal Wrench or Monkey Spanner or Hexagonal Socket 2 Remove the Compressor felt 3 Like picture remove the 3 screws fixed on bottom and separate it Use Hexagonal Wrench or Monkey Spanner or Hexagonal Socket ...

Page 30: ...Disassembly and Reassembly Samsung Electronics 29 No Parts Procedure Remark 14 Assy Cond Out 1 Remove the 3 screws that is fixing each side of Assy Cond Out and separate it Use Screw Driver ...

Page 31: ...30 Samsung Electronics غ Troubleshooting 1 Error Display ...

Page 32: ...ntrol 13 E410 Compressor stop by low pressure protection control 14 E416 Compressor stop by discharge temperature protection control 15 E419 EEV open error 16 E425 Reverse phase detection error 17 E438 EVI EEV open error 18 E439 Refrigerant leakage error during stop status 19 E440 Prohibition of heating operation when the ambient temperature is over 30 C 20 E441 Prohibition of cooling operation wh...

Page 33: ...ndanindoorunit thathamperscommunicationbymakingaconnectionto eachunitandreplacetheindoorunitPCB aftercheckingoutlines At that time is the power between the 2 lines a squire wave with DC 0 7V Is the number of actual indoor units installed and the number of setting values of setup switch for the number of indoor unit installed identical Set the correct number of indoor units on the outdoor unit swit...

Page 34: ...efromtheoutdoorunit toindoorunitsthenremoveallcommunicationconnectors ontheindoorunitPCBthenfindanindoorunitthat hamperscommunicationbymakingaconnectiontoeach unitandreplaceindoorunitPCBaftercheckingoutlines After 2 minutes find an indoor unit than shows a communication error then check if PCB address setup has overlapped If an indoor unit s address is overlapped communication error occurs In that...

Page 35: ...s No Yes Turn off the power and turn it on again after 30 seconds Change the outdoor unit inverter or main PBA 1 If the 7 segment on the outdoor unit main PBA shows E203 error change the PBA o outdoor unit main PBA is normal 2 When the LED on the outdoor unit inverter is shown as following Red On Green On Orange Blinking and if the 7 segment on the outdoor unit main PBA does not display anything c...

Page 36: ...service Is the temperature sensor connector properly connected If the resistance value measure on temperature sensor similar to the values on the table on the right side Connect the temperature sensor connector Change the temperature sensor o Turn on the power o Check if everything is normal and end service Ex Resistance value for temperatures measured by Cond Sensor outdoor temperature sensor E23...

Page 37: ...l occur if the input voltage standard exceeds 0 5V 4 95V range 2 How to check Replace high low pressure sensor Please re inspect after connecting the connector to the PCB No Yes Did the high low pressure connector get disconnected from the PCB Refill refrigerant after vacuum No Yes Is there refrigerant inside the set Please check by connecting the manifold gauge to the service valve Refill refrige...

Page 38: ...ck the indoor heat exchanger IN OUT sensor 4 Check if the indoor air inlet blocked 2 How to check Is the indoor fan motor working properly Is the sensor on indoor heat exchanger shows the temperature correctly Is the indoor EEV working properly Check for indoor air inlet blockage Check the relevant indoor fan No Yes Yes Yes No No Check the relevant EEV Refer to temperature sensor error section to ...

Page 39: ...and Manifold gauge correspond Does indoor outdoor EEV operate well Is there any clogged place in the piping ex filter Check the amount of refrigerant Test operation Open the service valve Replace a high pressure sensor Check the relevant EEV Check the piping Yes Yes Yes No Are service valves open Connect S net and Manifold gauge Mandatory No No No Yes ...

Page 40: ...logged place in the piping ex filter Check the amount of refrigerant Isthereany leakageinliquidpipevalveor dischargecheckvalveofthestop sideoutdoor unitwhenseveraloutdoorunitsarein operation Test operation Open the service valve Replace a high pressure sensor Check the relevant EEV Check the piping Replace the relevant components Yes Yes Yes No Are service valves open Connect S net and Manifold ga...

Page 41: ... Test operation Are service valves open Do the values of S net and Manifold gauge correspond Does indoor outdoor EEV operate well Check the amount of refrigerant Replace discharge temperature sensor Open the service valve Replace a high pressure sensor Check the relevant EEV Connect S net and Manifold gauge Mandatory No No No Yes Yes 예 Yes No Is there any clogged place in the piping ex filter Chec...

Page 42: ...ill display E425 and the air conditioner will stop operating 1 Check the voltage on L1 R L2 S phase L1 R L3 T phase L2 S L3 T phase 2 When there is any terminal that does not have normal voltage check the external power of the air conditioner and take appropriate measures 3 If 3 phase power is normal check the phase of the power line using 3 phase tester If it shows reverse phase please change the...

Page 43: ...r correctly connected to the PBA Yes No Check and assemble the coil Is EEV coil correctly connected Yes Failure Change the sub cooler Check the leakage on sub cooler Normal Check the leakage on indoor unit EEV Failure Change the indoor unit EEV Normal Re install the pipe Check the piping connection Connect liquid gas pipe Failure Change the ESC EEV Check the leakage on ESC EEV Normal ...

Page 44: ...ssure sensors are exceeded 3 Will occur if the measured value of both high low pressure sensors is 1kgf cm2G 2 How to check Replace the high low pressure sensor Replace the high low pressure sensor No Yes Did the high low pressure connector get disconnected from the PCB Refill refrigerant after vacuum No Yes Isthere refrigerantinsidetheset Pleasecheckbyconnectingthemanifold gaugetotheservicevalve ...

Page 45: ...despite a condition that does not belong to any of the above diagnosis methods read the temperature sensor value of the outdoor inlet air with View Mode or S net and if the actual outdoor temperature is different please replace the temperature sensor 3 14 Refrigerant leakage error during operation Error Code E443 1 How to check Is high pressure sensor correctly connected to PCB Replace the high pr...

Page 46: ...c fan control voltage 16Vdc 3 Is the fan command control normal Normal 2Vdc fan command voltage 5Vdc Turn off the power before inspection Turn on the power and check if everything is normal o end service Proper connection of the connector with 2 outdoor fans Proper connection of the connector with single outdoor fan 1 3 DC_Link voltage Between DC_link GND 280Vdc 360Vdc 4 3 DC voltage Between DC15V...

Page 47: ...eration Are service valves open Dothevaluesof S netandManifoldgauge correspond Does indoor outdoor EEV operate well Isthereanycloggedplace inthepiping ex filter Change the OLP sensor Open the service valve Replace a high pressure sensor Check the relevant EEV Connect S net and Manifold gauge Mandatory No No No Yes Yes Yes Yes No Check the amount of refrigerant Check the piping ...

Page 48: ...r Yes 1 Changethecompressor Whentheresistance valuebetweenphasesofthecompressoris differento Turnthepowerono Checkfor normaloperationo Endservice 2 Reassemblewire Whenthewireconnection ofthecompressoriswrongo Turnthe powerono Checkfornormaloperationo Endservice 3 Changethecompressor Whenloud abnormalnoisegenerates suchasmetal grinding orseverevibration No Check the compressor and wire assembly for...

Page 49: ...COMP 2 Is the terminal within the compressor wire housing firmly assembled 3 Is there any problem such as disconnected housing or cut on some of the compressor wire Yes Yes Cont Change the outdoor unit PBA and check for normal operation o End service W V U W V U Do not change the EMI outdoor unit main Indoor unit main PBA when E461 E467 error occurs o It is Compressor inverter PBA related error th...

Page 50: ... o Check for normal operation o End service 1 Check for wire disconnection related to outdoor unit inverter PBA 2 Remove the obstacles on outdoor unit air inlet and secure enough space 3 Remove the obstacles on outdoor unit air outlet and secure enough space Check the indoor unit installation and environment o Check for normal operation o End service 1 Remove obstacles on air inlet and secure enou...

Page 51: ... environment o Check for normal operation o End service 1 Check for wire disconnection related to outdoor unit inverter PBA 2 Remove the obstacles on outdoor unit air inlet and secure enough space Check the indoor unit installation and environment o Check for normal operation o End service 1 Remove obstacles on air inlet and secure enough space 2 Remove obstacles on air outlet and secure enough sp...

Page 52: ...rn the power on o Check for normal operation o End service 2 Reassemble wire When the wire connection of the compressor is wrong o Turn the power on o Check for normal operation o End service 3 Change the compressor When loud abnormal noise generates such as metal grinding or severe vibration No Checkthecompressor 1 Isresistancevaluebetweenphasesof thecompressorsame Ul V UlW VlW 2 Isthewireconnect...

Page 53: ...he compressor wire assembled infollowing color U RED V BLU W YEL o Check for wire disconnection on PBA and COMP 2 Is the terminal within the compressor wire housing firmly assembled 3 Is there any problem such as disconnected housing or cut on some of the compressor wire Change the PCB Cont Yes Do not change the EMI outdoor unit main Indoor unit main PBA when E464 error occurs o It is Compressor i...

Page 54: ...e power wire assembly 2 Check procedure Yes Re connect the power cable No Is the power cable connected properly 1 Correctly connect the wire between the reactor l outdoor unit inverter PBA o Check for normal operation o End service 2 Change the reactor o Check for normal operation o End service No Turn off the power Check list for AM0 XMDGH series Common Power joint connection failure Check list f...

Page 55: ...terminal cabinet o Check for normal operation o End service Change the fuse Yes Yes No Change the outdoor unit inverter PBA and check for normal operation o End service Check the terminal block and the power terminal cabinet 1 Is screw on the terminal block firmly assembled 2 Is power cable and terminal on the power terminal cabinet firmly assembled Is EMI PBA fuse disconnected AM0 XMDEH series Co...

Page 56: ...Does error occur again 1 Change the compressor When the resistance value between phases of the compressor is different o Turn the power on o Check for normal operation o End service 2 Reassemble wire When the wire connection of the compressor is wrong o Turn the power on o Check for normal operation o End service 3 Change the compressor When loud abnormal noise generates such as metal grinding or ...

Page 57: ...or Error Code E554 cont Open the valve Yes Re connect the sensor connector No No Is the EVA sensor correctly connected Yes Charge the refrigerant No Is the refrigerant charged Is the refrigerant charged Cont Yes Yes Is the service valve completely open ...

Page 58: ...not normal DC LINK VOLTAGE 280 320V Check the value of DC link when error occurs and check the reactor disconnection 5 Heat sink temperature error E474 E500 Error occurs when heat sink of the inverter PBA exceeds rated range Clean and remove any dust and other foreign substances on the outdoor unit and then check the connection between heat sink and inverter PBA Make sure grease is applied properl...

Page 59: ...Samsung Electronics 58 غ PCB Diagram غ Outdoor Unit PCB Main PCB 1 2 4 5 6 7 10 11 13 14 15 16 17 18 19 20 21 22 23 24 3 8 9 12 ...

Page 60: ...Micom down 1 4 EEV signal 5 6 DC 12V CN806 E2P MODULE CN002 HIGH P S W CN803 EEV 2 CN001 Flow S W 1 INPUT 2 GND 1 4 EEV signal 5 DC 12V 1 INPUT 2 GND CN804 EEV 3 CN406 CN805 EEV 4 CN801 EXTERNALCONTROLOUT 1 4 EEV signal 5 DC 12V 1 4 EEV signal 5 DC 12V 1 3 DC 12V 2 ERROR CHECK OUT 4 COM CHK OUT CN305 COMM INV PBA CN501 SELECTCOOLINGONLY CN401 LOWPSENSOR CN401 HIGHPSENSOR 2 INPUT 3 GND 4 VCC 1 INPU...

Page 61: ...ctor A2 BLK Reactor B2 BLK 1 RXD 2 TXD 3 GND 4 DC 5V 5 DC 12V 6 INV SMPS signal 1 RXD_ATARO 2 TXD_ATARO 3 8 N C 4 7 DATA signal 9 GND 10 DC 5V CN21 DAC ENCODER CN91 FAN2 CN90 FAN1 CN71 COMP For S W engineer debugging 1 DC 360V 2 N C 3 GND 4 DC 15V 5 FAN RPM 6 FAN RPM feedback 1 DC 360V 2 N C 3 GND 4 DC 15V 5 FAN RPM 6 FAN RPM feedback 1 COMP U phase RED 2 COMP V phase BLU 3 COMP U phase YEL ...

Page 62: ...K 1 3 AC 220 240V 1 RXD 2 TXD 3 GND 4 DC 5V 5 DC 12V 6 INV SMPS signal 1 RXD_ATARO 2 TXD_ATARO 3 8 N C 4 7 DATA signal 9 GND 10 DC 5V CN21 DAC ENCODER CN91 FAN2 CN90 FAN1 CN800 COMP For S W engineer debugging 1 DC 360V 2 N C 3 GND 4 DC 15V 5 FAN RPM 6 FAN RPM feedback 1 DC 360V 2 N C 3 GND 4 DC 15V 5 FAN RPM 6 FAN RPM feedback 1 COMP U phase RED 2 COMP V phase BLU 3 COMP U phase YEL CN600 REACTOR ...

Page 63: ...Samsung Electronics 62 PCB Diagram Outdoor Unit PCB cont EMI PCB 1Phase 3 1 2 L1 AC POWER L phase N1 AC POWER N phase CN01 AC POWER L1 BRN N1 SKY BLU 1 3 AC 220 240V ...

Page 64: ...63 Samsung Electronics PCB Diagram Outdoor Unit PCB cont EMI PCB 3Phase 2 1 RST AC POWER 3phase CN100 AC POWER R AC 380 400V WHT S AC 380 400V BRN T AC 380 400V BLK 1 3 AC 220 240V ...

Page 65: ...64 Samsung Electronics غ Wiring Diagram غ 1 Phase This Document can not be used without Samsung s authorization ...

Page 66: ...Samsung Electronics 65 Wiring Diagram غ 3 Phase This Document can not be used without Samsung s authorization ...

Page 67: ...arator Tair T t j G o G w U V BLDC Motor Filter Low Press S Comp Hot gas Tcout Tdis Filter Filter Top Accumulator Tsuc Sensor D bl i pressor Hot gas bypass V V ESC EEV Tsc Main EEV Accumulator Filt A Double pipe out tube temperature Service V V 9 52 Filter Name AM040 XMD H AM050 XMD H AM060 XMD H A Service V V 15 88 19 05 Highpressure switch Connectionpipe15 88 Connectionpipe9 52 غ AM040KXMDEC AM0...

Page 68: ...20V 240V 50Hz F F 208V 230V 60Hz 3Ф G G 380V 415V 50Hz 3Ф H H 380V 60Hz 3Ф J J 460V 60Hz 3Ф K K 220V 240V 50 60Hz 1Ф M M 127V 50Hz N N 380V 415V 50 60Hz 3Ф ProductNotation K DVM PLUS OUTDOOR V DVM Inverter OUTDOOR L DVM SLIM OUTDOOR G DVM GHP OUTDOOR M DVM MONO OUTDOOR W DVM WATER OUTDOOR C DVM GEO GEOTHERMAL OUTDOOR D DVM PLUS3 OUTDOOR X DVM PLUS2 OUTDOOR H H H EU BUYER ProductNotation K DVM PLUS...

Page 69: ...eck operation 3 How to use the Check operation 1 Check operation use the Key Mode Pressing the K1 Tact Switch for a long time IfdoesnotcompletetheCheck operation Displaythe UP Unprepared ontheLEDaftercheckingcommunication Compressortooperategeneraloperationisprohibited UPModewillbeturnedoffautomaticallyatfinishedtheCheck operation Check operationiscarriedout bytheoperatingconditions From30minutest...

Page 70: ...utdoorUnitTemperaturesensor Outdoor temperature of each Outdoor Unit Cond_Out Suction Liquid Pipe Temperature sensor OutdoorUnitHighPressuresensor LowPressuresensor OutdoorUnitCompressor Judgmentoftheoperationcurrent CyclestatejudgmentoftheOutdoorUnit OutdoorUnit4WayValve Judgmentoftheoperation OutdoorUnitMAINEEV Judgmentoftheoperation TheoperationmodeoftheAutomaticCommissioning Heating onlyifthed...

Page 71: ...an 10 minutes Yes Indoor Temperature sensor setting Remote control indoor unit No Is deviations of the Indoor Unit Temperature sensors more than 10 No No Is Indoor temperature of the Indoor Unit by wired remote control setting Check the breakaway of sensor or replace PCB Does Temperature sensor connection wire of Outdoor Unit properly connect Yes Is Outdoor Unit Temperature sensor resistance value...

Page 72: ...carriedoutAutomaticCommissioning after1 hourfromfinaloperationstopped Yes Must wait more than 1 hour No Is deviations of the Indoor Unit Temperature sensors more than 10 No No Is Temperature sensor properly assembled Check the breakaway of sensor or replace PCB Is Temperature sensor connector properly connect Yes Is Temperature sensor resistance value normal Yes Is deviations of the Indoor Unit Te...

Page 73: ...ollowing order Yes No Yes No Yes No Caution IftheOutdoorUnitwithahistoryofoperation Automaticcommissioninginclusion Maintainthevacuummodeformorethan5minutes Vacuum mode of Outdoor Unt Check the pressure sensor breakdown Is Pressure sensor connector properly connect Is voltage 5V between 3 4 pin of PCB Pressure sensor terminal Is deviation of outdoor unit as following High pressure Max Min deviatio...

Page 74: ...ollowing order Yes No Yes No Yes No Yes No No Yes Yes No Yes No Is Outdoor Unit Power supply specifications and wiring status normal When Outdoor Unit is stopped state Is current CT value of Compressor 0 Confirmation and Measures Replace Inverter PCB Replace Inverter PCB Is resistance between the phase of compressor normal Restart Automatic Commissioning after current meter installation Isthecurre...

Page 75: ...emperaturesensorof correspondingOutdoorUnitnormal Whencommissioning doesmaintain ThermoOnstatusofIndoorUnit Yes Is refrigerant in the system propely Yes Complete Discharge Temperaturesensor resistancevalue Temperature Resistance Ku 13 12 10 80 60 25 20 10 0 89 0 112 0 185 0 320 0 590 0 2000 0 2402 0 3602 0 5503 0 Resistance measurement method After separating the Temperature sensor connector from ...

Page 76: ...ve is Undetermined Checking in accordance with the following order Yes No Yes No Yes No Yes No Commissioning results is Valve and Pressure sensor normal Is 4Way Valve connector properly connect Is 4Way Valve coil normal Wire breaking operation impossible etc Is PCB Output signal normal Replace 4Way Valve Body Retry the Automatic Commissioning If the continuous Undetermined is displayed Complete Ch...

Page 77: ...s ChecktheValveandPressuresensor Yes No Commissioningresults isValveand Pressuresensornormal IsMainEEVconnectornormal ReplaceHubPCB Yes IsMainEEVcoilnormal Resistance wirebreaking operationimpossible etc PCBOutputsignalnormal ReplaceMainEEV Complete Yes No ConfirmationandMeasures No ReplaceCoil No Main EEV Coil Voltage VDC between the phase Ω 1 3 Automatic Commissioning Error Code Division Error C...

Page 78: ...e result of refrigerant amount detection may not be accurate t G FTDBQF UIF XBSSBOUZ UFNQFSBUVSFT DBO OPU HFU UIF BDDVSBUF SFTVMUT Indoor 20 30 C Outdoor 5 43 C Actions to take after the detection result t YFTTJWF BNPVOU PG SFGSJHFSBOU Discharge 5 the detected amount of refrigerant and restart the refrigerant amount detection operation t OTVGGJDJFOU BNPVOU PG SFGSJHFSBOU Add 5 of the detected amou...

Page 79: ...able International and or domestic law Samsung Electronics Co Ltd December 2016 Printed in Korea Code No AC 00028E_2 GSPN GLOBAL SERVICE PARTNER NETWORK Area Web Site Europe CIS Mideast Africa gspn1 samsungcsportal com Asia gspn2 samsungcsportal com North Latin America gspn3 samsungcsportal com China china samsungportal com ...

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