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Samsung AM030RXMDEH/EU, Service Manual

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

AIR CONDITIONER

CONTENTS

SYSTEM AIR CONDITIONER

OUTDOOR UNIT

1.  Precautions

2.  Product Specifications

3.  Disassembly and Reassembly

4.  Troubleshooting

5.  PCB Diagram

6.  Wiring Diagram

7.  KEY OPTION

8.   Auto Commissioning & Management  

  System & Amount of Refrigerant  

  Check Function

9.  Index for Model Name

AM040KXMDEH/EU

AM050KXMDEH/EU

AM040KXMDEH/TK

AM050KXMDEH/TK

AM040KXMDCH/AZ

AM050KXMDCH/AZ

AM030RXMDEH/EU

Summary of Contents for AM030RXMDEH/EU

Page 1: ...RUNIT 1 Precautions 2 Product Specifications 3 Disassembly and Reassembly 4 Troubleshooting 5 PCB Diagram 6 Wiring Diagram 7 KEY OPTION 8 Auto Commissioning Management System Amount of Refrigerant Check Function 9 Index for Model Name AM040KXMDEH EU AM050KXMDEH EU AM040KXMDEH TK AM050KXMDEH TK AM040KXMDCH AZ AM050KXMDCH AZ AM030RXMDEH EU ...

Page 2: ...i chloride coated outdoor unit heat exchanger Anti corrosion erosion G Fin provide stable heat exchanging performanceation High efficient propeller fan Reduced noise on outdoor unit 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 Pressure loss in heat exc...

Page 3: ... system efficssiency and minimized noise from the refrigerant in the indoor unit Turbo Inter cooler 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 Application of wide fin High efficient heat exchanger has been applied therefor...

Page 4: ...vel difference between indoor units 15m High level difference 50m Longpiping 175m Equivalentlength 1 1 1 Feature cont Reinforced corrosion resistance on the heat exchanger To prevent corrosion of the products which is installed in saline area corrosion resistance has been reinforced Long piping High level difference technology Longest piping length is allowed up to 175m equivalent length and Maxim...

Page 5: ... compressor that applies double compression technology 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 Silent operation at nighttime When outdoor unit needs to operate more silently during nighttime silent mode can be set...

Page 6: ...270mm 135kg 998mm 76kg 44 6 hours Outdoor Fan RP M Night Night 12 hour s Indoorunit malfunction Based on 5HP model Refrigerant recoveringsss 1 1 1 Feature cont Reduced size and light weight Compare to conventional models size and weight of the product has been decreased while it performance is more or so the same Weight of the product is now 76kg which is 44 lighter than conventional model which m...

Page 7: ... pressure of system Outdoor temperature Discharge temperature of the compressor Condensing temperature Using the DIP switch on the outdoor unit PCB you can limit the running current of the system 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 o...

Page 8: ...ith 9kW or larger Flare type connection 1 1 1 Feature cont Convenient product installation Service valve is not exposed to keep the neat appearance and pipe can be connected in 4 different directions which provide flexible installation and maintenance services ...

Page 9: ...2 Gas Φ mm 15 88 15 88 Cable Main Power Below about 20m mm 4 H07RN 4 H07RN Communication mm VCTF0 75 1 5 2P VCTF0 75 1 5 2P Product size Net weight kg 940 x 998 x 330 940 x 998 x 330 ShippingWeight kg 1009 x 1124 x 419 1009 x 1124 x 419 Net dimension WxHxD mm 79 0 83 5 Shipping dimension WxHxD mm 84 5 89 0 Operating Temp Range Cooling 5 0 48 0 5 0 48 0 Heating 20 0 24 0 20 0 24 0 1 Regular Heating...

Page 10: ... 12 1 14 0 Kcal h 34 121 41 287 47 770 10 CHeating kW Power Operating current Cooling A 10 60 17 5 19 5 Heating A 10 20 14 0 16 5 Power consumption Cooling kW 2 20 3 6 4 0 Heating kW 2 10 2 9 3 4 Comp Type UG5T450FUEJX UG5T450FUEJX UG5T450FUEJX Piston cc REV 43 0 43 0 43 0 Output W Lubricant Type POE POE POE Charging cc 1 700 1 700 1 700 Refrigerant Type R410 R410 R410 FactoryCharging kg 2 0 2 0 2...

Page 11: ... Screw Driver Monkey Spanner Screw Driver Nipper Electric Motion Driver L Wrench Disassembly and reassembly of DVM MINI Refer to the product of the same structure This chapter only the product which is not duplicated in the other products listed 3 1 Necessary Tools ...

Page 12: ...move 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 3 2 AM040 050KXMDEHS AM040 050KXMDCHS AM030RXMDEHS ...

Page 13: ...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 14: ...g Electronics 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 15: ...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 16: ...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 17: ...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 18: ...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 19: ...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 20: ...Disassembly and Reassembly 20 Samsung Electronics 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 21: ...Troubleshooting Samsung Electronics 21 AM040 050KXMDEHS AM040 050KXMDCHS AM030RXMDEHS ERROR DISPLAY 4 Troubleshooting 4 1 Error Display ...

Page 22: ...control 14 E410 Compressor stop by low pressure protection control 15 E416 Compressor stop by discharge temperature protection control 16 E419 EEV open error 17 E425 Reverse phase detection error 18 E438 EVI EEV open error 19 E439 Refrigerant leakage error during stop status 20 E440 Prohibition of heating operation when the ambient temperature is over 30 C 21 E441 Prohibition of cooling operation ...

Page 23: ...blem find an indoor unit that hampers communication by making a connection to each unit and replace the indoor unit PCB after checking out lines 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 uni...

Page 24: ...or unit to indoor units then remove all communication connectors on the indoor unit PCB then find an indoor unit that hampers communication by making a connection to each unit and replace indoor unit PCB after checking out lines 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...

Page 25: ...door unit inverter or main PBA 1 If the 7 segment on the outdoor unit main PBA shows E203 error change the PBA 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 change the main PBA Outdoor unit inverter PBA is normal Check list for model which ...

Page 26: ...Sensor Discharge sensor E320 E251 Current Temp C Resistance kΩ Current Temp C Resistance kΩ 70 4 20 10 60 5 10 20 50 6 0 30 40 7 10 40 30 8 Current Temp C Resistance kΩ Current Temp C Resistance kΩ 80 40 30 180 70 50 20 220 60 60 10 320 50 90 0 550 40 110 Check the CN43 connection Check the CN44 connection Is the temperature sensor connector properly connected Ex Temperature 26 C Resistance 10 28k...

Page 27: ...HORT error will occur if the input voltage standard exceeds 0 5V 4 95V range 2 How to check Replace high middle low pressure sensor Please re inspect after connecting the connector to the PCB No Yes Did the high middle 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 ...

Page 28: ...eck 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 29: ...t 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 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 30: ...place in the piping ex filter Check the amount of refrigerant Is there any leakage in liquid pipe valve or discharge check valve of the stop side outdoor unit when several outdoor units are in operation Test operation Open the service valve Replace low 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 Ma...

Page 31: ...nce of the compressor normal refer to E251 Test operation Are service valves open Does indoor outdoor EEV operate well Is there any clogged place in the piping ex filter Replace discharge temperature sensor Open the service valve Check the relevant EEV Check the piping Connect S net and Manifold gauge Mandatory No No No Yes Yes Yes Yes No Check the amount of refrigerant ...

Page 32: ...will 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 th...

Page 33: ...re with excessive refrigerant amount then the DSH may descend 1 How to check Check the amount of refrigerant No Check and connect the connector Is the ESC EEV connector correctly connected to the PBA Yes No Check and assemble the coil Is EEV coil correctly connected Yes Failure Replace the sub cooler Check the leakage on sub cooler Normal Check the leakage on indoor unit EEV Failure Replace the in...

Page 34: ... sensors are exceeded 3 Will occur if the measured value of both high low pressure sensors is 1kgf cm G 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 Is there refrigerant inside the set Please check by connecting the manifold gauge to the servic...

Page 35: ...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 RD040 050 060SSSS 1 How to check Is high pressure sensor correctly connected to PCB Replace t...

Page 36: ... 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 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 GN...

Page 37: ...on Are service valves open Do the values of S net and Manifold gauge correspond Does indoor outdoor EEV operate well Is there any clogged place in the piping 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 38: ...e the compressor When the resistance value between phases of the compressor is different Turn the power on Check for normal operation End service 2 Reassemble wire When the wire connection of the compressor is wrong Turn the power on Check for normal operation End service 3 Change the compressor When loud abnormal noise generates such as metal grinding or severe vibration No Check the compressor a...

Page 39: ...mpressor 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 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 It is Compressor inverter PBA related error therefore it is not related to above PBA M...

Page 40: ... for normal operation 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 Check for normal operation End service 1 Remove obstacles on air inlet and secure enough space 2 Rem...

Page 41: ... and environment Check for normal operation 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 Check for normal operation End service 1 Remove obstacles on air inlet and secure enough space 2 Remove obstacles on air outlet and secure enough space ...

Page 42: ...power on Check for normal operation End service 2 Reassemble wire When the wire connection of the compressor is wrong Turn the power on Check for normal operation End service 3 Change the compressor When loud abnormal noise generates such as metal grinding or severe vibration No Check the compressor 1 Is resistance value between phases of the compressor same U V U W V W 2 Is the wire connected to ...

Page 43: ...llowing color U RED V BLU W YEL 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 Replace the PCB Cont Yes Do not change the EMI outdoor unit main Indoor unit main PBA when E464 error occurs It is Compressor inverter PBA related error therefore ...

Page 44: ...sembly 2 Check procedure Yes Re connect the power cable No Is the power cable connected properly 1 Correctly connect the wire between the reactor outdoor unit inverter PBA Check for normal operation End service 2 Change the reactor Check for normal operation End service No Turn off the power Check list for model which uses 3 phase power Common Power joint connection failure Check list for model wh...

Page 45: ...rmal operation End service Replace the fuse Yes Yes No Change the outdoor unit inverter PBA and check for normal operation 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 Check list for model which uses 1 phase power Cont Ye...

Page 46: ...ce No Does error occur again 1 Change the compressor When the resistance value between phases of the compressor is different Turn the power on Check for normal operation End service 2 Reassemble wire When the wire connection of the compressor is wrong Turn the power on Check for normal operation End service 3 Change the compressor When loud abnormal noise generates such as metal grinding or severe...

Page 47: ...ror 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 Replace the INVERTER PCB Cont Yes Yes Is the service valve completely open ...

Page 48: ...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 49: ...PCB Diagram 49 1 2 4 5 6 7 10 11 13 14 15 16 17 18 19 20 21 22 23 24 3 8 9 12 MAIN PCB AM040 050KXMDEHS AM040 050KXMDCHS AM030RXMDEHS 5 PCB Diagram 5 1 Outdoor Unit PCB ...

Page 50: ...2V 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 EXTERNALCONTROL OUT 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 INPUT 3 GND 4 VCC CN401 MID P SENSOR ...

Page 51: ... TXD_ATARO 3 8 N C 4 7 DATA signal 9 GND 10 DC 5V 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 Reactor A1 B1 Reactor A2 B2 CN31 2PIN RED Communication CN22 Down loader CN21 DAC ENCODER CN91 FAN2 CN90 FAN1 CN71 COMP 1 ...

Page 52: ...2 TXD_ATARO 3 8 N C 4 7 DATA signal 9 GND 10 DC 5V 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 Reactor A1 B1 Reactor A2 B2 CN31 MAIN Communication CN22 Down loader CN21 DAC ENCODER CN91 FAN1 CN90 FAN1 CN71 COMP 1 3 ...

Page 53: ...PCB Diagram 53 EMIPCB 1Phase L1 BRN N1 SKY BLU 1 3 AC 220 240V L1 AC POWER L phase N1 AC POWER N phase CN01 AC POWER 3 1 2 ...

Page 54: ...Wiring Diagram 54 This Document can not be used without Samsung s authorization 6 Wiring Diagram 6 1 1Phase AM040 050KXMDEHS AM040 050KXMDCHS AM030RXMDEHS ...

Page 55: ...ng Key Operation Reset View Mode K1 K2 K3 K4 Dip S W Select snowdrift protection Select cooling target and evaporation temperature Select cooling target and evaporation temperature K5 K6 K7 K8 Silent night Option Silent night Option Select compensation of heating capacity Select compensation of heating capacity K9 K10 K11 K12 Pure current option Pure current option Defrosting compensation Defrosti...

Page 56: ...n 4times Finish K3 Reset AMSSSSSMSSSseries RDSSSMSSSSseries K4DisplayOrder K4 DisplayDetails DisplayValue Ex Meaning SEG1 SEG2 3 4 1time Operatingfrequencyofcurrentcompressor 1 0 4 2 42Hz 2times Lowpressurevalue AMSSSSSMSSSseries 2 1 7 5 1 75Mpa Targetfrequency RDSSSMSSSSseries 0 6 4 64Hz 3times Outdoortemperature 3 1 5 8 15 8 4times Dischargetemperatureofcompressor 4 7 7 2 77 2 5times OLPtemperat...

Page 57: ... capacity Common to all models The cooling operation raises the frequency when the current pressure is lower than the target pressure or in the opposite case lowers the frequency When the target pressure is high the discharge air temperature of the indoor unit increases along with an increase in energy consumption S W Function Snowdrift Protection Control K11 K12 ON ON No adjustment for target pre...

Page 58: ...지할 것을 권장합니다 그러나 에너지 소비량을 감소 시키고자 하거나 난방 성능 불만족이 있을 경우에는 상황에 따라서 조절을 하십시오 목표 고압을 낮출수록 에너지 소비량과 소음은 감소하지만 실내 공기 토출 온도 또한 낮아집니다 스위치 기능 K11 K12 ON ON 공장 출하 상태 ON OFF 난방능력 90 OFF ON 난방능력 95 OFF OFF 난방능력 110 해당 사양은 Technical Data book의 냉방 장배관 성능 데이터를 참조하여 성능을 상승시켜 주십시오 단배관시 임의로 성능을 상승시킬 경우 낮은 실내기 토출 공기 온도로 불쾌감을 줄 수도 있습니다 장배관 설치시 성능 보정을 위한 옵션입니다 그 외의 사용은 삼가 주십시오 ON ON 7 9 공장 출하 세팅 ON OFF 5 7 OFF ON 9 11 ...

Page 59: ...sdisplayedontheLEDafter communicationcheckandthecompressorisprohibitedfromrunninginnormaloperation TheUPmodeisautomaticallyclearedalongwiththeterminationofAutoCommissioning ManagementSystemoperation TheAutoCommissioning ManagementSystemoperationrunsfor20to40minutesaccordingtotheoperatingconditions WhenoperatingintheAutoCommissioning ManagementSystemmode anoisefromvalvecheckingmaybegenerated Please...

Page 60: ...iquidlinetemperaturesensor Highpressuresensor lowpressuresensorandintermediatepressuresensorofoutdoorunit Determinetheoperatingcurrentofoutdoorunitcompressor Determinethecyclestateofoutdoorunit DeterminetheESCEEVoperationofoutdoorunit DeterminetheMainEEVoperationofoutdoorunit 5 WarrantyScopeofAutoCommissioning ManagementSystem ThewarrantyscopeofAutoCommissioning ManagementSystemoperationisintheout...

Page 61: ...on pleasetrytorunthe AutoCommissioning ManagementSystemonehourafteranAutoCommissioning ManagementSystemoperation Atthistime pleasekeepthevacuummodeforfiveminutes Afterresolvingtheproblemof CheckRequired item pleasetrytoruntheAutoCommissioning ManagementSystemagain UP display Long press thetactswitch K1 once AutoCommissioning ManagementSystem Doesitgenerateanerror Takeactionfortheerrorand CheckRequ...

Page 62: ...m operation please try to run the Auto Commissioning Management System one hour after the last stop time of system operation No Waitingformorethanonehour Does thedifferenceinbetween thetemperaturesensorsofeach outdoorunittobechecked exceed10 Are thetemperature sensorsassembled properly Arethetemperature sensorconnectorsconnected properly Are theresistancevaluesoftemperature sensorsshown tobenormal...

Page 63: ...anagementSystemoperation pleasetrytomaintainthevacuummodeforfiveminutesormore No Check for problematic pressure sensor Outdoor UnitVacuum Mode Are the pressure sensor connectors connected properly Is the high intermediate and low pressure sensor deviation of outdoor unit below 2 Is the voltage of 5v read between the pins 3 and 4 pins 2 and 4 in case of intermediate pressure level from the PCB pres...

Page 64: ...power connectionofoutdoorunit normal CheckandTakeAction ReplaceinverterPCB ReplaceinverterPCB Adjusttherefrigerantlevel add remove Istheoperating currentofcompressor normal Replacecompressor Finish Isthesystem refrigerantlevel appropriate Does thesystemreadthecompressor current CT valueof 0 inthestopstate ofoutdoorunit Isthe valueofphase to phase resistancenormal RuntheAutoCommissioning Management...

Page 65: ...ManagementSystem operation theindoorunithasmaintained theTHERMOONstate Isthesystemrefrigerantlevelappropriate Checkthevalve sensor andcompressor Checkthedischarge temperaturesensorandtakeaction assemblystatus connector resistance etc Ventilatetheindoorair Adjusttherefrigerantlevel add remove Finish UponrunningtheAuto Commissioning ManagementSystem arethevaluesofvalve sensorandoperational current f...

Page 66: ...nit WhenneedingtocheckthemainEEVofoutdoorunit pleasecheckinthefollowingorder IsthemainEEVconnector connectedproperly IsthemainEEVcoilnormal Resistance disconnection disabled etc IstheoutputsignalofPCBnormal Checkvalveandpressuresensor CheckandTakeAction Replacecoil ReplacemainPCB ReplacemainEEV Finish Uponrunning theAutoCommissioning Management System arethevalveandpressure sensornormal StandardRe...

Page 67: ... the system in cooling mode for 30 or minutes in advance According to the installation environment the refrigerant level checking result may not be accurate when running the system in protection mode Action to Judgment Result Excessive Refrigerant Level After removing 5 of refrigerant from the calculated refrigerant level please try to run the refrigerant level detection function again Insufficien...

Page 68: ... MODULE R RENEWAL GENERALTemp NONMODULE Mode C COOLINGONLY H HEATPUMP R HEATRECOVERY Version BASIC 1 VERSION Rating Voltage A A 115V 60hz 1Ф B B 220V 60Hz 1Ф C C 208 230V 60Hz D D 200 220V 50Hz E E 220 240V 50Hz F F 208 230V 60Hz 3Ф G G 380 415V 50Hz 3Ф H H 380V 60Hz 3Ф J J 460V 60Hz 3Ф K K 220 240V 50 60Hz 1Ф M M 127V 50Hz N N 380 415V 50 60Hz 3Ф Capacity SSS HP Version F 2013 G 2014 H 2015 K 201...

Page 69: ...ble International and or domestic law Samsung Electronics Co Ltd Novermber 2018 Printed in Korea Code No AC 00170E_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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