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Troubleshooting

Samsung Electronics

141

4-3-51

Outdoor Fan PBA Overvoltage / Low voltage error

Outdoor unit display

Judgment Method

• DC-Link Overvoltage / Low voltage occurs.

Cause of problem

• Check the status of DC LINK Connector

1. Cause of problem

•

Be careful when you check DC voltage.(600Vdc

↑

)

How to check voltage from DC LINK connector disconnect from FAN PBA.

→ ⓐ

Turn off the MAIN Power

→ ⓑ

Disconnect the DC LINK connector from FAN PBA

→ ⓒ

Turn on the MAIN Power

→ ⓓ

Check voltage of connector

AC Input Voltage

Standard

AC Voltage(Vac)

Standard

DC Voltage(Vdc)

Min.

Max.

Min.

Max.

208~230V

187

253

265

358

460V

414

506

585

715

380~415V

342

457

484

646

Standard voltage range of DC and AC

4-3 Appropriate Measures for Different Symptom (cont.)

Содержание AM072BXV Series

Страница 1: ...IT AM072 096 120 144 168 216 240BXV 1 Precautions 1 2 ProductSpecifications 3 3 DisassemblyandReassembly 27 4 Troubleshooting 63 5 PBADiagramandPartsList 176 6 WiringDiagram 192 7 PipingDiagram 202 8...

Страница 2: ...door Unit 15 2 6 Accessory and Option Specifications 23 2 6 1 Controller 23 2 6 2 Piping 25 2 6 3 Controller control Accessory Compatibility 26 3 DisassemblyandReassembly 27 3 1 Necessary Tools 27 3 2...

Страница 3: ...Connect an Indoor unit to a branch part not being used 94 4 3 15 MCU branch part setup error Connect more Indoor units than what is actually set up in MCU 95 4 3 16 MCU MCU subcooler entrance exit sen...

Страница 4: ...150 4 4 Case studyfortrouble shoots 151 4 4 1 Electric discharge mode 151 4 4 2 Pump down operation 153 4 4 3 Pump out operation 155 4 4 4 Vacuum 157 4 4 5 Case study E201 Communication error between...

Страница 5: ...168BXVGJR AA 209 7 1 7 AM192BXVGFR AA AM192BXVGJR AA 210 7 1 8 AM216 240BXVGFR AA AM216 240BXVGJR AA 211 7 2 Refrigerant FlowforEach Operation Mode 212 7 2 1 DVM S Heat Pump Cooling operation 212 7 2...

Страница 6: ...to Trial Operation 304 9 1 1 Overview of Auto Trial Operation 304 9 1 2 Auto Trial Operation Flow Chart 307 9 1 3 How to resolve NG items 308 9 2 Amount of refrigerant automatically checking 318 10 No...

Страница 7: ...e to static electricity Pleasewearinsulation gloves before performing PBA repairand measurement Check ifthe place of installation is at least 2m awayfrom electronic appliances such as TV video players...

Страница 8: ...sure posing a dangertoworkers Please removethe oxide produced insidethe pipe duringtheweldingwith nitrogen gas Using anothergas maycause harm to the product orothers 1 6 Precautions for Additional Sup...

Страница 9: ...t 30 Max Available Ref reduction Refrigerant reduction and pipe diameterscale downwill give the benefit to installer DVM S2 startwith a newlogo to suit the innovative product DVM S2 WindFreeTM C o m p...

Страница 10: ...reat perfor mance overwide areas With this technology installation is availablewith a maxi mum height level of110m which is equivalent to 20 stories each storyis considered 5m high Smart management Fu...

Страница 11: ...product AM BXV F 2 1 Feature of Product cont Small size Large size Heat exchanger 4 WAYV V Intercooler Gas Pipe Liquid pipe Accumulator Compressor Oil separator CONTROLBOX Heat exchanger 4 WAYV V Accu...

Страница 12: ...Samsung Electronics 6 Product Specifications Heat exchanger 4 WAYV V Accumulator Intercooler Gas Pipe Compressor Oil separator CONTROLBOX X Large size...

Страница 13: ...BXV J 2 1 Feature of Product cont Small size Large size Heat exchanger 4 WAYV V TRANS BOX Intercooler Gas Pipe Liquid pipe Accumulator Compressor Oil separator CONTROLBOX Heat exchanger 4 WAYV V Accu...

Страница 14: ...Samsung Electronics 8 Product Specifications X Large size Heat exchanger 4 WAYV V Accumulator Intercooler Gas Pipe Compressor Oil separator CONTROLBOX TRANS BOX...

Страница 15: ...000 405600 54 1 1 AM336BXVG 2 336000 378000 320000 360000 168000 436800 58 1 1 AM360BXVG 2 360000 405000 342000 386000 180000 468000 62 1 1 AM384BXVG 2 384000 432000 366000 412000 192000 499200 64 2 A...

Страница 16: ...del Name Model Capa TON Model Name Model 6 AM072BXVGFH AA 24 26 28 30 AM288BXVGFH AA AM312BXVGFH AA AM336BXVGFH AA AM360BXVGFH AA 8 10 12 14 AM096BXVGFH AA AM120BXVGFH AA AM144BXVGFH AA AM168BXVGFH AA...

Страница 17: ...XVGJH AA AM360BXVGJH AA 8 10 12 14 AM096BXVGJH AA AM120BXVGJH AA AM144BXVGJH AA AM168BXVGJH AA 32 34 36 AM384BXVGJH AA AM408BXVGJH AA AM432BXVGJH AA 16 18 20 AM192BXVGJH AA AM216BXVGJH AA AM240BXVGJH...

Страница 18: ...Model Capa TON Model Name Model 6 AM072BXVGFR AA 24 26 28 30 AM288BXVGFR AA AM312BXVGFR AA AM336BXVGFR AA AM360BXVGFR AA 8 10 12 14 AM096BXVGFR AA AM120BXVGFR AA AM144BXVGFR AA AM168BXVGFR AA 32 34 36...

Страница 19: ...del Capa TON Model Name Model 6 AM072BXVGJR AA 24 26 28 30 AM288BXVGJR AA AM312BXVGJR AA AM336BXVGJR AA AM360BXVGJR AA 8 10 12 14 AM096BXVGJR AA AM120BXVGJR AA AM144BXVGJR AA AM168BXVGJR AA 32 34 36 A...

Страница 20: ...64 50 130 DVM S Hydro HP only O O 64 50 180 Hydro units are applicable to heat ing only including floor heating Other common indoor units are applicable to cooling only Combination ratio for cooling o...

Страница 21: ...HRI W W 24 20 25 10 24 60 25 70 24 83 26 00 23 70 23 30 Casing Material Body GI Steel Plate GI Steel Plate GI Steel Plate GI Steel Plate GI Steel Plate GI Steel Plate GI Steel Plate GI Steel Plate Bas...

Страница 22: ...2 F1 F2 F1 F2 F1 F2 Powersupplyintake Both IDU ODU Both IDU ODU Both IDU ODU Both IDU ODU Both IDU ODU Both IDU ODU Both IDU ODU Both IDU ODU Refrigerant Type R410A R410A R410A R410A R410A R410A R410A...

Страница 23: ...tu h W 13 3 13 6 13 3 12 9 12 5 12 6 12 2 11 5 Efficiency IEER AHRI W W 24 20 25 10 24 60 25 70 24 83 26 00 23 70 23 30 Casing Material Body GI Steel Plate GI Steel Plate GI Steel Plate GI Steel Plate...

Страница 24: ...on Cable Min mm2 0 75 0 75 0 75 0 75 0 75 0 75 0 75 0 75 Transmission Cable Remark F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 Powersupplyintake Both IDU ODU Both IDU ODU Both IDU ODU Both IDU ODU...

Страница 25: ...12 2 11 5 Efficiency IEER AHRI W W 24 20 25 10 24 60 25 70 24 83 26 00 23 70 23 30 Casing Material Body GI Steel Plate GI Steel Plate GI Steel Plate GI Steel Plate GI Steel Plate GI Steel Plate GI Ste...

Страница 26: ...ODU Both IDU ODU Both IDU ODU Both IDU ODU Both IDU ODU Both IDU ODU Refrigerant Type R410A R410A R410A R410A R410A R410A R410A R410A FactoryCharging kg 6 2 8 0 8 0 10 5 10 5 12 5 15 5 15 5 lbs 13 7 1...

Страница 27: ...12 9 12 5 12 6 12 2 11 5 Efficiency IEER AHRI W W 24 20 25 10 24 60 25 70 24 83 26 00 23 70 23 30 Casing Material Body GI Steel Plate GI Steel Plate GI Steel Plate GI Steel Plate GI Steel Plate GI St...

Страница 28: ...able Min mm2 0 75 0 75 0 75 0 75 0 75 0 75 0 75 0 75 Transmission Cable Remark F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 Powersupplyintake Both IDU ODU Both IDU ODU Both IDU ODU Both IDU ODU Bot...

Страница 29: ...ller AR KH03E 360 CSTOnly DVM CAC Wireless Remote Controller MWR WE13N DVM CAC Wireless Remote Controller NewStandard Type MWR WG00 N DVM CAC Wireless Remote Controller Simple Type MWR SH00N DVM CAC W...

Страница 30: ...odule MIM B12RN DVM CAC External Contact Interface Module MIM B14 DVM CAC Interface Module MIM N01 DVM CAC Modbus Interface Module MIM B19N DVM CAC Thermostat Kit MIM A60N DVM CAC Installation Testrun...

Страница 31: ...kW Y Joint Outdoorunit MXJ TA3419M 135 2 kWand below MXJ TA4122M 140 2 kWand Over Y Joint OnlyH R Outdoorunit MXJ TA3100M 135 2 kWand below MXJ TA3800M 140 2 kWand Over Distribution Header MXJ HA2512...

Страница 32: ...ller MCM A300N DVM CAC WIFI KIT MIM H03N MIM H03 DVM CAC Interface Module MIM N01 MIM N01 DVM CAC ERVInterface Module MIM N10 MIM N10 DVM CAC Integrated management System DMS2 5 MIM D01AN MIM D00A DVM...

Страница 33: ...Airtightnesstest additional refrigerant charging Vacuuming charging refrigerantandchecking operation Needexclusiveonetopreventmixtureof R 22refrigerantoiluse andalsothemeasurementisnotavailableduetoh...

Страница 34: ...ds you and then pull it down to remove the cover 2 1 Open the rain cover 1 Rain cover The rain coveris connected via a ring to the device in orderto prevent loss Operating the device with the rain cov...

Страница 35: ...eassembly Samsung Electronics 29 No Work Procedure Remark 1 1 Removing the Cabinet Front Low Unfasten the10 scerws on the Cabinet Front low 3 2 1 Checking the Device Condition cont 3 2 Disassembly and...

Страница 36: ...Instructions for Cabinet No Work Procedure Remark 2 1 Removing the Cabinet Front Low The Cabinet Front Low is hung on the side frame using supportive tabs Hold the handle press right side of cabinet...

Страница 37: ...ernal repairservice afterremoving the Cabinet be sure to cut off the powersupplyfirst Control Box To disconnect the powersupply remove the Cabinet Front Low and then remove the Control Box cover Unfas...

Страница 38: ...hecoverfrom thesupportivetab Thenpulldownthecovertoremoveit 2 1 Removethe transparent coverontheterminalblock Terminal block cover Disconnectthepowercablesontheinputsideof theterminalblock Thepowercab...

Страница 39: ...nd Reassembly cont 3 2 4 Removal Instructions for Guard Fan No Work Procedure Remark 4 DVMS2isequippedwithGuardfans Smallmodelhasone Largemodelhastwo EachGuardFanisfixedwithsixscrewsonthecabinettop Un...

Страница 40: ...Work Procedure Remark 5 1 Disassemblingafan AGuardFanhasbeenremovedasshown Fan Usea5mmhexwrenchtounfastenthesinglescrewontheFan Propeller LiftandseparatetheFanPropeller 2 Removingamotor Afanhasbeenre...

Страница 41: ...ons for Fan and Motor cont No Work Procedure Remark 5 2 Removingamotor Removethemotorcableconnectors Ifthereisadifficultyremovingaconnector pulltheconnector whilepressingdownthehookwithatool Removethe...

Страница 42: ...4 AM080 AM100 AM120 AM140 DB62 08751E 5 AM080 AM100 AM120 AM140 DB62 08751D 6 AM120 AM140 RUBBER DB73 00264A 7 AM080 AM100 DB67 01527B AM120 AM140 DB67 01527A Valve Sensor No Valve Sensor 1 4way valv...

Страница 43: ...M160 AM200 DB62 08751E 5 AM160 AM200 DB62 03808F 6 AM160 RUBBER DB73 00323A AM200 DB61 05177A 7 AM160 AM200 DB67 01527C Valve Sensor No Valve Sensor 1 4way valve 2 High pressure sensor 3 Low pressure...

Страница 44: ...AM260 DB62 08751C 5 AM220 DB62 08751D AM260 DB62 03808F 6 AM220 RUBBER DB67 01527B AM260 DB67 01527A Valve Sensor No Valve Sensor 1 4way valve 2 High pressure sensor 3 Low pressure sensor 4 High pres...

Страница 45: ...e 4WAY VALVE COIL HIGH PRESSURE SENSOR LOW PRESSURE SENSOR Tie with C BOX WIRE HOLDER EVI BYPASS VALVE COIL Add INSU HOLDER WIRE on ASSY TUBE DISCHARGE Tie on INSU with cable tie HIGH PRESSURE SWITCH...

Страница 46: ...Samsung Electronics 40 Disassembly and Reassembly Fix on SOUNDPROOFING FELT with velcro MAIN EEV EVI EEV 1 2 3 4 1 Tie them in order with HOLDER WIRE 1 Instructions for wire binding 1 COMP Models cont...

Страница 47: ...I VALVE COIL EVI BYPASS COIL Add INSU HOLDER WIRE on ASSY TUBE BYPASS VALVE Tie on INSU with cable tie EVI VALVE COIL EVI BYPASSY VALVE COIL Add INSU HOLDER WIRE on ASSY TUBE DISCHARGE HIGH PRESSURE S...

Страница 48: ...Samsung Electronics 42 Disassembly and Reassembly Instructions for wire binding 2 COMP Models cont 1 2 3 4 1 Tie them in order with HOLDER WIRE 1...

Страница 49: ...BE DISCHARGE ASSY TUBE SUCTION ASSY TUBE SERVICE GAS ASSY TUBE SERVICE LIQUID ASSY TUBE SUBCOOLER ASSY TUBE CONNECTOR COOLING ASSY TUBE EEV ASSY TUBE 4WAY ASSY TUBE BYPASS ASSY TUBE TANK OIL SEPARATOR...

Страница 50: ...ASSY TUBE SUCTION ASSY TUBE DISCHARGE ASSY TUBE BYPASS ASSY TUBE RETURN ACCUM OIL ASSY TUBE RETURN OIL ASSY TUBE TANK OIL SEPARATOR ASSY TUBE HOT GAS ASSY TUBE CHECK OUT ASSY TUBE TANK ACCUMULATOR AS...

Страница 51: ...R ASSY TUBE EEV ASSY TUBE 4WAY ASSY TUBE CONNECTOR COOLING ASSY TUBE SUBCOOLER ASSY TUBE SERVICE GAS ASSY TUBE SUCTION ASSY TUBE DISCHARGE ASSY TUBE BYPASS ASSY TUBE TANK RECEIVER Only AM220 240 ASSY...

Страница 52: ...aturedetectioncanbeperformed throughgapsinthefront Youcancheckifthepipeisblockedor notbycheckingthetemperature 2 comp model 1 comp model 1 Removingthecompressors Removethecoverofthepowerterminalblockf...

Страница 53: ...on besuretotightlyfas tenthescrews CheckthecableconnectionfortheU VandW phases Alooselyfastenedscrewmaycauseafire Exercisecaution Terminalfastenedwithatorque0f25 35kgf m Separatethevelcroonthesoundpro...

Страница 54: ...Instructions for Compressor cont No Work Procedure Remark 6 Useatorchtoheatandseparatethethreeweldedjointscon nectingthecompressortothepipes Caution Tapingthecuttingsurfacetopreventoiloverflowand fore...

Страница 55: ...rycharging refrigerant had registeredto Label of outdoorunit 3 Can get helpthat decide an addition refrigerant quantityif use refrigerant quantitydecisionfunctionthat use S Checker 6 Turn offthe power...

Страница 56: ...53 1lb 24 1kg DS4GT5066E 78 3lb 35 5kg Add oilto outdoorunit as much as relevantWeight ifis heavythanWeight of compressorthatWeight ofcompressorthat is changedto localityis changed newly Quantity lb k...

Страница 57: ...edhave beenremovedtoavoidinterference ThepartsthatneedtoberemovedareC BOXandpartsthatare assembledreplacementsuchas4way Bypassvalve suction pipe etc ForC BOXdisassembly separatetherefrigerantcoolingpi...

Страница 58: ...e Accumulator cont Replacement instructions for the Accumulator Parts behind the C BOX No Work Procedure Remark 8 Beforeusingthetorch removethescrewsfromthebrackets connectedtotheaccumulator Afterremo...

Страница 59: ...l lowpressuresensor andsuctiontemp sensorwires Separate2screwsand4weldsforASSYTUBE4WAY VALVEreplacement ASSY TUBE 4WAY ASSY TUBE SERVICE GAS ASSYTUBEACCUMOILRETURN Disconnectthesolenoidvalvecoilwires...

Страница 60: ...AS Separate1RUBBERSUPPORTand2weldsforASSY TUBEHOTGASreplacement ASSY TUBE HOT GAS ASSYTUBECHECKOUT DisconnecttheHighpressureswitchwires Separate1RUBBERSUPPORTand3weldsforASSY TUBECHECKOUTreplacement A...

Страница 61: ...2 Disassembly and Reassembly cont No Work Procedure Remark 8 ASSYTUBEBYPASS DisconnecttheEVIvalve EVIbypassvalvecoilwires Separate1screwand4welds ASSY TUBE BYPASS 1comp model 2comp model ASSYTUBESUBC...

Страница 62: ...and Reassembly 3 2 9 Removal Instructions for the Control PBA 3 2 Disassembly and Reassembly cont No Work Procedure Remark 9 ThedevicecontrolPBAislocatedintheupperpartofthe ControlBox 1 2pointsremove...

Страница 63: ...for the Control Panel Assy 3 2 Disassembly and Reassembly cont No Work Procedure Remark 10 TheControlBoxconsistsofacontrolunitonthefrontanda powermoduleinsidetheBox Toperformpowersupply relatedrepair...

Страница 64: ...and Reassembly cont No Work Procedure Remark 11 SeparatetheInverterPBACasefromthefrontwhile holdingthehook Afterinspection checktheconditionofgreasepplied Unfasten the two screws on the case Good No G...

Страница 65: ...2 12 Removal Instructions for the Fan PBA 3 2 Disassembly and Reassembly cont No Work Procedure Remark 12 Removethepowerandcontrolwiresandconnectorsfromthe FanPBA Toreplacewithamoduleassembledwiththe...

Страница 66: ...EMI PBA 3 2 Disassembly and Reassembly cont No Work Procedure Remark 13 UnfastentheDCReactorwirescrews andthenliftand separatetheReactors applicabletobothReactors 1and 2 DC_Reactor 1 DC_Reactor 2 Remo...

Страница 67: ...ng screws from the cabinet Use SerewDriver 2 SeparatecabinetfromMCU 2 Cabinetfront 1 Separate 4 fixing screws from the cabinet Use SerewDriver 2 Separate 4 fixing screws from the brackets Use SerewDri...

Страница 68: ...3 2 Disassembly and Reassembly cont No Work Procedure Work Procedure Remark 1 Cabinetfront 1 Separate1fixingscrewfromEEVkit Use SerewDriver 2 SeparatecabinetfromEEVkit 2 Controlparts 1 Separate2fixing...

Страница 69: ...forMIC201 2 S Wdownload forMIC202 3 DRED PBA connecting 4 External control using MIM B14 5 F1 F2 OF1 OF2 R1 R2Wire connecting 6 Central controllerconnecting F1 F2 No Specific functions 7 Supplying DC...

Страница 70: ...t address 1 K 4 BLANK 1 8 times Vaccuming Outdoor unit address 2 K 4 BLANK 2 9 times Vaccuming Outdoor unit address 3 K 4 BLANK 3 10 times Vaccuming Outdoor unit address 4 K 4 BLANK 4 11 times Vaccumi...

Страница 71: ...BandfanPCBsincetheyarechargedwith highDCvoltage WhenpressingK2key9to12timeswithoutinverterchecker errorcodecanbedisplayedonsegmenteventhoughtheoutdoorunitisnormal Whenreplacing repairingthePCB cut off...

Страница 72: ...2 9 87 C 0 8 7 10 times CT sensor value Compressor 1 A 2 A 0 2 0 11 times CT sensor value Compressor 2 B 2 A 0 2 0 12 times Suction temperature C 42 C 4 2 13 times COND OUT temperature D 42 C 4 2 14 t...

Страница 73: ...n suchasoilrecovery defrost HeatingPumpOut Operation for the repair of the Individual outdoor unit the outdoor unit refrigerant emissions to the indoor part Liquid pipe service valve and the gas pipe...

Страница 74: ...g Will be stopped automatically for the protection of the compressor Howto Initiate K2 Tact Switch 3 times Compressor Address No 1 OutdoorUnit 60Hz OtherOutdoorUnit COMPOFF IndoorUnit Whole Operation...

Страница 75: ...rous to touch To replace the PBA 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 di...

Страница 76: ...rpose of moving installation if necessary Method of Entry K2 Tact Switch 8 times Start pattern Outdoortemperature is more than10 C CoolingAuto Trial Operation Outdoortemperature is less than orequal t...

Страница 77: ...06792A 13 AM168BXVGJH DB92 05092C DB82 06793A 14 AM192BXVGJH DB92 05092C DB82 06794A 15 AM216BXVGJH DB92 05092C DB82 06795A 16 AM240BXVGJH DB92 05092C DB82 06796A 17 AM072BXVGFR DB92 05092C DB82 0679...

Страница 78: ...Alphabet 7 SEG display A J S B K T C L U D M V E N W F O X G P Y H Q Z I R bar Number 7 SEG display Number 7 SEG display 0 5 1 6 2 7 3 8 4 9 Displayed alphabet Explanation When displaying Error 101 70...

Страница 79: ...te in cooling or heating and some of the indoor unit is trying to operate in heating or cooling mode E 162 EEPROM error of MICOM Physical problem of parts circuit E 163 Indoor unit s remote controller...

Страница 80: ...it in one MCU port 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 out...

Страница 81: ...error of Fan2 E 391 Error due to an abnormal EEPROM of Fan2 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 Erro...

Страница 82: ...nce error E 489 Overload error of Fan1 E 491 Error due to an abnormal EEPROM of Fan1 E 493 Output current sensor error of Fan1 E 496 DC voltage sensor error of Fan1 E 499 Heat sink temperature sensor...

Страница 83: ...low switch error E 913 EHS flow switch error 6th detection EHS not resperatable E 914 EHS thermostat detached E 915 EHS radiating fan unoperate error UP Trial operation incomplete UnPrepared It will b...

Страница 84: ...if you do not have a history of Auto Trial Operation is completed UP will be displayed 2 Execute the Auto Trial Operation by Tact Switch 3 UP display disappears after Auto Trial Operation is complete...

Страница 85: ...displayE425 orstop the power This is not a PBApowerdefect in this case before PBAreplace ment please check the poweron CAUTION 4 3 Appropriate Measures for Different Symptom cont 4 3 1 Outdoor Unit T...

Страница 86: ...l powerinput Checking segment display SEG1 SEG2 SEG3 SEG4 8 8 8 8 While setting communication between indoorand outdoorunit Addressing Numberof connected indoorunits SEG1 SEG2 SEG3 4 SEG3 4 A d Number...

Страница 87: ...switch operation 1 Cause of problem Replace the MAIN PBA Check the refrigerant overcharge Replace if there is no abnormality Replace the EMI PBA No No Yes Yes Yes Did the high pressure switch become s...

Страница 88: ...tchoftheoutdoorunit andpresstheresetkey K3 of theoutdoorPBAtore executetracking After2minutes findtheindoorunitwhich displaysthecommunicationerrorfortheindoorunits and checkforoverlapsinthePBAaddresss...

Страница 89: ...tion IC between outdoorunits Above YellowConnectorof Each Unit Communication IC between outdoorunits OtherOutdoorUnit Above Communication Connector Communication IC between indoorand outdoorunit Other...

Страница 90: ...cursiftheindoorunit addressesareoverlapped Inthiscase thecommunication errorwilloccurineveryindoorunit 2ormoreunits withthe addressincorrectlyset Checkthecommunicationcableandthe connectorfortheoutdoo...

Страница 91: ...Re address Outdoor unit No Yes Yes Check connection of communication wire between Indoor unit and Outdoor unit Check address of Outdoor unit Replace MAIN PBA Yes Reset error Key 3 Yes Outdoorunit disp...

Страница 92: ...2 Restart operation after connecting the Hub PBA CN97 and Fan PBA CN13 connector Service after turn off the Main Power 1 Check the Main PBA Main PBA TX circuit inspection 2 Check the Hub PBA Hub PBA T...

Страница 93: ...PBA Communication error of the Outdoor Unit C Box 1 Causeofproblem Whenhappen refertohowtocheckE205 HUBPBAreplaceifE206C001iscontinued No Yes DoesE205occurafter1minute Replace the FAN PBA Check the wi...

Страница 94: ...ress Branch part use setup 4 2 1 2 5 6 0 Branch A 4 B 2 C D E 5 F 6 MCU BOX 0 MCU PCB OFF MCU address setup ON Setting error Indoor unit address Branch part use setup 4 2 2 2 5 6 0 Branch A B C D E F...

Страница 95: ...it off to restart Outdoor Unit PBA Quantity of Indoor Unit Quantity of MCU Indoor Unit 3 MCU 1 Branch Outdoorunit display Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wal...

Страница 96: ...Branch A 4 B C D E 5 F 6 MCU BOX 1 MCU PCB OFF ON 1 3 7 9 0 0 1 Branch A B D E 0 7 F 1 Outdoorunit PCB Indoornumbersetup MCUnumbersetup Indoorunmbersetup MCUunmbersetup 5 1 2 C Branch Indoorunit Indo...

Страница 97: ...door Unit Quantity of MCU Indoor Unit MCU 2 Address 0 Address 1 Address 2 Example of MCU address setting error ex Two among three of MCU addresswas set to 0 Outdoor Unit PBA Quantity of Indoor Unit Qu...

Страница 98: ...E F MCU BOX 1 MCU PCB OFF MCU address setup ON Indoor unit address Branch part use setup 4 0 1 2 5 7 1 Branch A B C D E F MCU BOX 1 MCU PCB OFF ON 1 3 7 9 0 0 1 Branch A B C D E F Outdoorunit display...

Страница 99: ...art use setup 4 0 1 2 5 7 1 Branch A B C D E F MCU BOX 1 MCU PCB OFF ON 1 3 7 9 0 0 1 Branch A B C D E 0 F MCU BOX 1 MCU PCB OFF MCU address setup ON Indoor unit Indoor unit address Branch part use se...

Страница 100: ...MCU BOX 1 MCU PCB OFF ON 1 3 7 9 0 0 1 Branch A B C D E 0 F MCU BOX 1 MCU PCB OFF MCU address setup ON Indoor unit Indoor unit address Branch part use setup 4 4 2 1 5 6 0 Branch A 4 B C D E 5 F 6 2 O...

Страница 101: ...5 was connected to branch part C but DIP switch No 3 branch part C is off Outdoor Unit PBA Quantity of Indoor Quantity of MCU Indoor Unit 4 MCU 1 Branch Outdoorunit display Indoorunit display Duct Ca...

Страница 102: ...ctive itself No No Yes Yes Yes NOTE1 Temperature C Resistance K 70 60 50 40 30 20 10 0 10 2 2 3 0 4 2 5 8 8 3 12 1 18 0 27 3 43 0 Outdoorunit display MCU subcooler MCU Indoorunit display Duct Cassette...

Страница 103: ...s since it is the defective of the outdoor temperature sensor itself Yes No No Yes Outdoorunit display Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte...

Страница 104: ...ce this part as it is the defective of the outdoor Cond Out sensor itself Yes No No Temperature C 70 60 50 40 30 20 10 0 10 Resistance K 2 2 3 0 4 2 5 8 8 3 12 1 18 0 27 3 43 0 Outdoorunit display Ind...

Страница 105: ...he sensor holder correctly attached Are there any changes the value of the sensor when operating from stop to heating Is the Cond Out sensor resistance value reasonable Refer to E231 Complete Re inser...

Страница 106: ...or and the sensor holder correctly attached Are there any changes the value of the sensor when operating from stop to heating Is the Cond Out sensor resistance value reasonable Refer to E231 Complete...

Страница 107: ...itself Yes No No NOTE1 Temperature C Resistance K 130 120 100 80 60 25 20 10 0 8 9 11 2 18 5 32 0 59 0 200 0 242 0 362 0 553 0 Outdoorunit display Compressor1Discharge Compressor2Discharge Compressor...

Страница 108: ...0 0 242 0 362 0 553 0 Replace the PBA Outdoorunit display Compressor1 Discharge Compressor2 Discharge Compressor1 Top Compressor2 Top Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4...

Страница 109: ...2 2 3 0 4 2 5 8 8 3 12 1 18 0 27 3 43 0 Outdoorunit display Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Oper...

Страница 110: ...PBA Refillrefrigerantaftervacuum No Yes Isthererefrigerantinsidetheset PleasecheckbyconnectingtheManifoldgauge totheservicevalve Replace PBA No Yes High pressure sensor terminal of PBA Is the voltage...

Страница 111: ...efill refrigerant after vacuum No Yes Is there refrigerant inside the set Please check by connecting the Manifold gauge to the service valve Replace PBA No Yes Low pressure sensor terminal of PBA Is t...

Страница 112: ...connector to PBA Replace this part as it is the defective of the Outdoor Suction sensor itself CN44 1 2 NOTE1 Temperature C Resistance K 70 60 50 40 30 20 10 0 10 2 2 3 0 4 2 5 8 8 3 12 1 18 0 27 3 4...

Страница 113: ...tive of the Liquid Pipe Temperature sensor itself Restart operation after connecting the connector to PBA CN45 1 2 NOTE1 Temperature C Resistance K 70 60 50 40 30 20 10 0 10 2 2 3 0 4 2 5 8 8 3 12 1 1...

Страница 114: ...is the defective of the Outdoor EVI In Temperature sensor itself No No Yes Yes NOTE1 Temperature C Resistance K 70 60 50 40 30 20 10 0 10 2 2 3 0 4 2 5 8 8 3 12 1 18 0 27 3 43 0 Outdoorunit display In...

Страница 115: ...s the defective of the Outdoor EVI Out Temperature sensor itself No No Yes Yes NOTE1 Temperature C Resistance K 70 60 50 40 30 20 10 0 10 2 2 3 0 4 2 5 8 8 3 12 1 18 0 27 3 43 0 Outdoorunit display In...

Страница 116: ...it is the fault of the outdoor Suction 2 sensor itself Yes No No Resistancevaluemeasurepart CN46 1 2 NOTE1 Temperature C Resistance K 70 60 50 40 30 20 10 0 10 2 2 3 0 4 2 5 8 8 3 12 1 18 0 27 3 43 0...

Страница 117: ...rates in the normality External factors or when LED operates by abnormality replace the Inverter PBA E399 FAN2 PBA IPM temperature sensor error Replace FAN PBA E499 FAN1 PBA IPM temperature sensor err...

Страница 118: ...ant component motor or fan Yes Yes Yes No Yes Are all service valves open Connect S net and Manifold Gauge essential requirement No No No Yes No Outdoorunit display Air Cooled Indoorunit display Duct...

Страница 119: ...OP1 CN43 3 4 TOP2 CN45 5 6 DIS1 CN43 1 2 DIS2 CN45 3 4 TOP1 TOP2 Resistancevalue measurepart Resistancevalue measurepart Temperature C Resistance K 130 120 100 80 60 25 20 10 0 8 9 11 2 18 5 32 0 59 0...

Страница 120: ...d the EMI PBA Fuse is short Connection and then restart it Yes Yes Is EMI PBA CN21 connector and Inverter PBA accurately connected Power Off Outdoorunit display Indoorunit display Duct Cassette 1 2Way...

Страница 121: ...lly Auto Trial Operation Replace defective sensor Outdoorunit display Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filte...

Страница 122: ...se of problem Check the refrigerant No Reconnect connector Is EVI EEV connector accurately connected to PBA Yes No Reassemble coil Is EEV coil accurately installed Yes Abnormal Replace Intercooler Che...

Страница 123: ...essure sensor 1 Pressure sensorOpen Short errordetermination method 1 Identifies fromwhen poweris supplied or2 minutes afterRESET and onlywhen set is stopped 2 An Open Short errorwill occurif the inpu...

Страница 124: ...tte 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo 24 27 ON Flash OFF Judgment Method Heating operation When the outdoorte...

Страница 125: ...sole Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo 24 27 ON Flash OFF Judgment Method When the heating re...

Страница 126: ...the compressor Top temperature sensor fixed in correct position Is CCH resistance normal 500 700 infinite for disconnection No Change CCH No Connect Is the CCH connector connected to PBA Yes Yes Yes N...

Страница 127: ...sor fixed in correct position Is CCH resistance normal 500 700 infinite for disconnection No Change CCH No Connect Is the CCH connector connected to PBA Yes Yes Yes No Normal Operation Does the E445 e...

Страница 128: ...PBA Check the connection wire Replace a normal combination Is the resistance value between different phases of an Motor U V V W W U less than 10 Is the resistance between the body of FAN Motor and ch...

Страница 129: ...1 Referto Figure1 and Table1 respectivelythe resistance value and diode voltage value measure 2 According to the criterion in Table1 to determine whetherthe failure of IPM Division Measured Point Crit...

Страница 130: ...of problem 4 3 Appropriate Measures for Different Symptom cont Power On and then Auto Trial Operation Power Off Yes Did the error occurs End of Service No No No Yes Did you check the foreign objects o...

Страница 131: ...Yes If you can rotate the fan by hand makes abnormal noise No Yes Connectionwireof FanMotordidconfirmation Checktheconnectionstatusof theFan1andFan2 Checktheconnectionstatus andthenrestart No Restart...

Страница 132: ...1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo 24 27 ON Flash OFF Judgment Method Momentar...

Страница 133: ...Defective Fan Motor Defective PBA Defective installation conditions Power Off Power Restart Replace Fan Motor Yes Did the error occurs End of Service No No Connectionwireof FanMotordidconfirmation Ver...

Страница 134: ...ooling Power Off Yes Did check the foreign objects between the heat sink pin Remove foreign objects Cold heat sink assembly defect occurs No Yes Does the heatsink fixing bolt are tightened completely...

Страница 135: ...tween Hot Gas Bypass Valve 1 and Suction Pipe If Temp is similar with Discharge pipe Temp It works Power Off and then Restart Replace Compressor Replace Inverter PBA Replace Inverter PBA No No No No Y...

Страница 136: ...dependingonthesituationreplace theCompressororPBA Restart Inverter1 Compressor2 Inverter2 Compressor1tothewiringchange Power Off Power Off and then Restart End of Service Replace Inverter PBA Before c...

Страница 137: ...sandcheck thestatusoftheinstallation No Yes Is the outdoor unit installed properly Power Off Replace Compressor No Yes Is the resistance value between phase of Compressor wire U V V W W U less than 2...

Страница 138: ...ressor or PBA Compressor applied one Compressor applied two Restart Inverter1 Compressor2 Inverter2 Compressor1tothewiringchange Power Off Replace Inverter PBA Before change Afterchange Measure E464 E...

Страница 139: ...htning successively MOTOR PBA OK MOTOR NG If one of 6 LEDs in invertercheckeris not lightning MOTOR PBA NG MOTOR OK Howto entercheck mode 7Seg display Type DVM S Model AirCooled WaterCooled COMP1 9tim...

Страница 140: ...e1 IPM IGBT breakdown diagnostics Inverter PBA 1 Preparations before checking 1 PowerOff 2 IPM failure discharge mode may not work properly Therefore wait more than15 minutes afterthe PowerOff 3 Remov...

Страница 141: ...Troubleshooting Samsung Electronics 135 4 3 Appropriate Measures for Different Symptom cont...

Страница 142: ...ccurately conected Power Off Check the connector connection No Yes Is EMI PBA R S T Wire and Terminal block connector accurately connected No Yes Did the Fuse is short Type of Power Source AC Input Vo...

Страница 143: ...here thevoltagevalue is more than 4 8Vorless than 0 2V Cause of problem DC Link Connectordisconnected PBAvoltage sensing circuit defective Check the connector connection Check the status of DC LINK Co...

Страница 144: ...Off Replace Fan PBA Replace Fan PBA Check the connection wire Replace a normal combination Is the resistance value between different phases of an Motor U V V W W U less than 10 Is the resistance betw...

Страница 145: ...it display FAN PBA FAN1 FAN PBA FAN2 Judgment Method Occurswhen overcurrent flows in the IPM Detected byH WorS W Cause of problem Defective FAN Motor 1 Cause of problem Yes Power Off E489 Replace No1...

Страница 146: ...rent sensor OUTDOOR FAN PBA FAN2 Output Current sensor Judgment Method SensorOutput detection Judged as an errorif the detectedvalue is More than 4 5Vorless than 0 5V Cause of problem Inputvoltage def...

Страница 147: ...whenyou check DCvoltage 600Vdc Howto checkvoltage from DC LINK connector disconnect from FAN PBA Turn off the MAIN Power Disconnect the DC LINK connectorfrom FAN PBA Turn on the MAIN Power Checkvolta...

Страница 148: ...C LINK Connector Replace connected wire Replace Compressor Replace Compressor Replace FAN PBA Power Off If the voltage is out of Std range If the voltage is out of Std range Is the resistance value be...

Страница 149: ...Restart FANMotorConnector 4 3 Appropriate Measures for Different Symptom cont Replace Fan PBA Restart Whentheerrorisrepeated replacetheFanMotor End of Service No No No Yes Did the error occurs Connec...

Страница 150: ...the resistance afterthe poweris turned off Temperature C NTC ohm 10 9000 20 6000 30 4000 40 3000 50 2000 60 1600 70 1200 80 750 1 Cause of problem Yes Yes Tighten Bolt Screw No Is the bolt of the hea...

Страница 151: ...k grease Between the heat sink and the IGBT PFCM Remove foreign objects and apply the heat sink grease And then reassembly No Did check the foreign objects between the heat sink and IGBT PFCM Good NoG...

Страница 152: ...of Compressor Cut off Option Setting E560 No Yes Is the Compressor breakdown setting value is not set Connect outdoor unit EEPROM and then reset No Yes Is the outdoor unit EEPROM accurately connected...

Страница 153: ...r unit EEPROM and then reset Yes Is outdoor unit single type exclusive use model non modular model Yes Is installed by outdoor unit module No Yes Download relevant model EEPROM and then reset Execute...

Страница 154: ...s an address that does not appear in the manual address view even though a unit is actually installed the address is duplicated e g When the following is displayed in the view mode at the site where N...

Страница 155: ...istory check the refrigerant leak Ifyou can not find anyleak referto the installation manual to perform the automatic refrigerant amount detection operation K2 switch 5 times push and charge the refri...

Страница 156: ...ring heating operation in the module combination Cause of problem Main EEVleakage 1 Cause of problem 4 3 Appropriate Measures for Different Symptom cont Abnormal Normal Check the Main EEV leakage Norm...

Страница 157: ...rouble shoots 4 4 1 Electric discharge mode Warning of Electrical Shock from DC Power Capless Inverter does not support Electric discharge mode Cut off the power and wait for more than 2 minute allow...

Страница 158: ...untofrefrigerant x x Displayoflasttwodigitsmaydifferdependingontheprogress 6times DischargemodeofDClinkvoltage 7times Forceddefrostoperation 8times Forcedoilcollection 9times Invertercompressor1check...

Страница 159: ...K2 Tact Swithc 3 times Compressor Address No 1 Outdoor Unit 60Hz Other Outdoor Unit COMP OFF Indoor Unit Whole Operation The set temperature 3o C 4Wasy Valve OFF Cooling Mode Outdoor Fan Maximum air f...

Страница 160: ...Samsung Electronics 154 Troubleshooting 4 4 2 Pump down operation cont 4 4 Case study for trouble shoots cont...

Страница 161: ...erant will be remained in the pipe so use pipe cutter to detach the pipe Do not use flame to detach the pipe How to lnitiate K1 Tact Swithc 3 times 6 times Compressor 60Hz Indoor Unit Whole Operation...

Страница 162: ...Samsung Electronics 156 Troubleshooting 4 4 3 Pump out operation cont 4 4 Case study for trouble shoots cont...

Страница 163: ...nction 7times Vacuuming Outdoorunit address1 8times Vacuuming Outdoorunit address 2 9times Vacuuming Outdoorunit address 3 10times Vacuuming Outdoorunit address 4 11times Vacuuming All outdoorunits Ho...

Страница 164: ...nication errorbetween indoorand outdoorunits Cause of problem Referto the judgment method below Cause Solution Indoor unit s quantity installed IDU quantity setting value in Outdoor unit s main PBA Ad...

Страница 165: ...e F1 wire was broken Measurement Method Measure the No 5 No 6 No 5 No 7 No 5 No 8 Pin resistance Judgment Normal Each resistance value in hundreds to hundreds of k Defective One or both are low with t...

Страница 166: ...Turbo 24 27 ON Flash OFF Judgment Method Communication errorbetween the C Box PBA Cause of problem Communicationwire inside the C Box is unconnected Main PBA defective Possibility 1 No communication j...

Страница 167: ...ation Timer Turbo 24 27 ON Flash OFF Judgment Method PBA does not respond to the invoked Main PBA Cause of problem C Box internal InverterPBA Fan PBA Hub PBA defective Possibility 1 Poor connection of...

Страница 168: ...A001 E108 A001 Duplicated address of indoor unit Find IDU address 01 another indoor unit which LED is blinking Then change the address 1 Press K4 button for 3sec in ODU PBA 2 Press K4 button 8times 3...

Страница 169: ...Manual reset re connect the power wire PIM display E613 Contents Error which occurs when there is no communication between DMS and PIM SIM for 15 minutes Error result PIM stop Cause System communicati...

Страница 170: ...operation failure of inverter compressor Outdoorunit display INVERTER1PBA INVERTER2PBA JudgmentMethod Startup andthenifthespeedincreaseisnotnormally DetectedbyH WorS W Causeofproblem Compressorconnect...

Страница 171: ...rrentflowingintheIPM DetectedbyH WorS W Causeofproblem Installationdefective Comp defective PBAdefective Connectionwireerror Motordefective Outdoorunit display INVERTER1PBA INVERTER2PBA JudgmentMethod...

Страница 172: ...ure discharge mode may not work properly 3 Connect inverter checker Phase checker U RED V WHT W BLK 4 Execute inverter checker function in OUD main PBA 5 If any LED is not blinking PBA defect Change P...

Страница 173: ...e Power Off 3 Exchange comp wire Inverter PBA 1 comp 2 Inverter PBA 2 comp 1 4 Take measure according to the result 4 4 12 Case study E461 361 E464 364 E466 366 cont 4 4 Case study for trouble shoots...

Страница 174: ...xed to compressor and DC Reactor 4 Prepare the digital multi tester Division Measured Point Criterion Remark Measure the resistancevalues P IGBT U More than 500K Measurement errorcan occurforreasons s...

Страница 175: ...r Off as in case of IPM failure discharge mode may not work properly 3 Prepare the digital multi tester Resistance test Normal Value Resistance value of U V V W W U on compressor less than 2 Resistanc...

Страница 176: ...freq 55hz IPM 79 PBA D freq 55hz IPM 81 Lower PBA inv 1 PBA B freq 52hz IPM 86 PBA B freq 51hz IPM 92 CB D freq 52hz IPM 91 PBA C freq 52hz IPM 89 Bad Bad IPM1 IPM Heat sink IPM2 There is no thermal...

Страница 177: ...esult Possibility 1 Loose screwconnection between IGBTmodule and heat sink 2 No thermal grease on Heat sink 3 Defect of related electronic component Treatment 1 Check status of screws on IGBTmodule 2...

Страница 178: ...ge guide duct 20m with motorized damper Trouble shooting Action S net pro data check back up Outdoorunit display FAN1 PBA FAN2 PBA Judgment Method IPM internal temperature more than 85 C E455 E355 Cau...

Страница 179: ...Electronics 173 Analysis result Cond out temperature is too high Outdoor temperature is too high Suspect insufficient air flow rate 4 4 15 Case study E455 Fan IPM overheat error cont 4 4 Case study f...

Страница 180: ...or Ambient temp sensor 103AT E221 Cond_out temp sensor 103AT E231 EVI in out temp sensor 103AT E321 322 Liquid tube temp sensor 103AT E311 Suction temp sensor 103AT E308 323 Discharge temp sensor 204C...

Страница 181: ...or breakdown of relevant sensor E291 High pressure sensor error E296 Low pressure sensor error Replace PBA Fix Yes No Check sensor connector problem Fix Replace sensor Yes Yes No No Refrigerant amoun...

Страница 182: ...Samsung Electronics 176 5 PBA Diagram and Parts List 5 1 Main PBA DC 1 3 5 6 7 8 9 11 13 17 19 15 20 22 24 26 28 10 12 14 16 18 21 23 25 27 29 2 4...

Страница 183: ...PRESSURE SENSOR 3 GND 4 5V 1 2 MID PRESSURE SENSOR 3 GND 4 5V 1 EEV3AOUT 2 EEV3 B OUT 3 EEV3ABAR OUT 4 EEV3 B BAR OUT 512V 1 EEV4AOUT 2 EEV4 B OUT 3 EEV4ABAR OUT 4 EEV4 B BAR OUT 512V 1 EEV1 B BAR OU...

Страница 184: ...T 2 LOWAMBIENT 1ACCUM OILRETURNVALVE 2ACCUM OILRETURNVALVE 1 OD EEV1 2 OD EEV1 1 OD EEV2 2 OD EEV2 1 EVI BYPASS1 2 EVI BYPASS1 1 CCH2 2 CCH2 1 CCH1 2 CCH1 1 4WAY2 2 4WAY2 1 REF RECHARGE 2 REF RECHARGE...

Страница 185: ...amsung Electronics 179 5 3 EMI PF8 1 3 2 4 5 1 R IN 2 S IN 3 T IN 4 N IN 1 Earth 1 R OUT 2 S OUT 3 T OUT 1 T OUT 2 3 S OUT 4 5 N 1 T OUT 2 3 N Input Power Earth Output Power Connectorto INVERTER PBA F...

Страница 186: ...amsung Electronics 180 5 4 EMI PF9 1 3 2 4 5 1 R IN 2 S IN 3 T IN 4 N IN 1 Earth 1 R OUT 2 S OUT 3 T OUT 1 T OUT 2 3 S OUT 4 5 N 1 T OUT 2 3 N Input Power Earth Output Power Connectorto INVERTER PBA F...

Страница 187: ...ung Electronics 181 5 5 EMI PF9 OLD 2 4 1 R IN 2 S IN 3 T IN 4 N IN 1 Earth 1 R OUT 2 S OUT 3 T OUT 1 T OUT 2 3 S OUT 4 5 N 1 T OUT 2 3 N Input Power Earth Output Power Connectorto INVERTER PBA F POWE...

Страница 188: ...2Vto INV 7 INVERTER SMPS RELAY to INV 8 COMM to INV 9 GND to INV 1 DC12V 2 INV SMPS RELAY 3 COMM 4 GND 1 RXD 2 TXD 3 BOOT 4 TDO 5 TCK 6 TDI 7 TMS 8 NTRST 9 P_GND 10 DC 5V 1 U1 2 3V1 4 5W1 1 U2 2 3V2 4...

Страница 189: ...INVERTER SMPS RELAY to INV 8 COMM to INV 9 GND to INV 1 DC12V 2 INV SMPS RELAY 3 COMM 4 GND 1 RXD 2 TXD 3 BOOT 4 TDO 5 TCK 6 TDI 7 TMS 8 NTRST 9 P_GND 10 DC 5V 1 U1 2 3V1 4 5W1 1 U2 2 3V2 4 5W2 1 540V...

Страница 190: ...PBA Diagram and Parts List Samsung Electronics 184 5 8 PF8 Inv Integration J POWER 1 2 3 4 5 6 1 7 8 12 11 10 9...

Страница 191: ...EBUG 3 BOOT 4 JTAG_TDO 5 JTAG_TCLK 6 JTAG_TDI 7 JTAG_TMS 8 JTAG RESET 9 GND 10 VCC 11 VCC 17 GND 18 DAC_CLK 19 DAC_CS 20 DAC_DATA 1 RXD_FAN 2 TXD_FAN 3 BOOT_FAN 4 TDO_FAN 5 TCK_FAN 6 TDI_FAN 7 TMS_FAN...

Страница 192: ...PBA Diagram and Parts List Samsung Electronics 186 5 9 PF8 Inv Integration F POWER 1 2 3 4 5 6 11 10 9 12 1 7 8...

Страница 193: ...EBUG 3 BOOT 4 JTAG_TDO 5 JTAG_TCLK 6 JTAG_TDI 7 JTAG_TMS 8 JTAG RESET 9 GND 10 VCC 11 VCC 17 GND 18 DAC_CLK 19 DAC_CS 20 DAC_DATA 1 RXD_FAN 2 TXD_FAN 3 BOOT_FAN 4 TDO_FAN 5 TCK_FAN 6 TDI_FAN 7 TMS_FAN...

Страница 194: ...LAY 3 COMM IN 4 GND MAIN 1 12V MAIN 2 IN SMPS RELAY 3 COMM IN 4 GND MAIN 1 18V 2 GND 3 5V FAN 4 AD SELECT 1 RX_DEBUG 2 TX_DEBUG 3 BOOT 4 JTAG_TDO 5 JTAG_TCLK 6 JTAG_TDI 7 JTAG_TMS 8 JTAG RESET 9 GND 1...

Страница 195: ...LAY 3 COMM IN 4 GND MAIN 1 12V MAIN 2 IN SMPS RELAY 3 COMM IN 4 GND MAIN 1 18V 2 GND 3 5V FAN 4 AD SELECT 1 RX_DEBUG 2 TX_DEBUG 3 BOOT 4 JTAG_TDO 5 JTAG_TCLK 6 JTAG_TDI 7 JTAG_TMS 8 JTAG RESET 9 GND 1...

Страница 196: ...LAY 3 COMM IN 4 GND MAIN 1 12V MAIN 2 IN SMPS RELAY 3 COMM IN 4 GND MAIN 1 18V 2 GND 3 5V FAN 4 AD SELECT 1 RX_DEBUG 2 TX_DEBUG 3 BOOT 4 JTAG_TDO 5 JTAG_TCLK 6 JTAG_TDI 7 JTAG_TMS 8 JTAG RESET 9 GND 1...

Страница 197: ...LAY 3 COMM IN 4 GND MAIN 1 12V MAIN 2 IN SMPS RELAY 3 COMM IN 4 GND MAIN 1 18V 2 GND 3 5V FAN 4 AD SELECT 1 RX_DEBUG 2 TX_DEBUG 3 BOOT 4 JTAG_TDO 5 JTAG_TCLK 6 JTAG_TDI 7 JTAG_TMS 8 JTAG RESET 9 GND 1...

Страница 198: ...Samsung Electronics 192 Wiring Diagram 6 Wiring Diagram 6 1 AM072BXVGF AA AM072BXVGJ AA This Document can not be usedwithout Samsung s authorization...

Страница 199: ...Samsung Electronics 193 Wiring Diagram 6 2 AM096 120 144BXVGF AA AM096 120 144 168BXVGJ AA This Document can not be usedwithout Samsung s authorization...

Страница 200: ...Samsung Electronics 194 Wiring Diagram This Document can not be usedwithout Samsung s authorization 6 3 AM162BXVGF AA...

Страница 201: ...Samsung Electronics 195 Wiring Diagram 6 4 AM192BXVGJ AA This Document can not be usedwithout Samsung s authorization...

Страница 202: ...Samsung Electronics 196 Wiring Diagram This Document can not be usedwithout Samsung s authorization 6 5 AM216 240BXVGF AA AM216 240BXVGJ AA...

Страница 203: ...th leakage breaker Do not operate the outdoor unit before completing the refrigerant pipe work Do not disconnect or change the cable inside the product It may cause damage to the product Specification...

Страница 204: ...very 460V Nom Ton Model Units Module 1 Module 2 Module 3 RLA FLA PowerSupply RLA FLA PowerSupply RLA FLA PowerSupply Hz Volts Comp1 Comp2 FAN1 FAN2 MCA MOP Comp1 Comp2 FAN1 FAN2 MCA MOP Comp1 Comp2 FA...

Страница 205: ...he knock out hole on the bottom right or right side of the cabinet Withdraw the communication cable from the designated knock out hole on the bottom right side of the front part Install the power and...

Страница 206: ...When the protection tube is installed outdoor and exposed to outside so there are risk of damage to the protection tube and extra waterproof is needed 6 6 Field Wiring cont CAUTION Caution for perfor...

Страница 207: ...changer OHX Outdoor Heat Exchanger OHX Outdoor Heat Exchanger OHX High Temperature pressure Gas High Temperature pressure Liquid Low Temperature pressure Gas Low Temperature pressure Liquid HEAT FAN O...

Страница 208: ...tsthe pressure control system 10 LowPressure Sensor Pressure Sensor Low LPS PS_L Bymeasuringthe pressure lowpressure ofthe compressor suction protectsthe pressure control system 11 High Pressure Switc...

Страница 209: ...sorsuction line It is usedto determinethe suction superheat ofthe compressor 24 Cond Out Temp Sensor Thermistor Cond Out T_CO Measurethe liquid pipetemperature ofthe heat exchanger Usedto enterin defr...

Страница 210: ...npipe T_S Electronic Expansion Valve Main E_M Thermistor Liquidpipe T_L BallValve Liquidpipe BV_L Pressure Sensor Low PS_L CheckValve EEVBypass CV_EB SolenoidValve 4Way V_4W HeatExchanger Main HX_M Th...

Страница 211: ...alve EVI E_EVI Solenoid Valve EVIBypass V_EB BallValve Liquidpipe BV_L SolenoidValve AccumulatoroilReturn V_AR Pressure Sensor Low PS_L SolenoidValve HotGasbypass V_HG Solenoid Valve EVI1 V_EVI1 Compr...

Страница 212: ...lenoidValve AccumulatoroilReturn V_AR Pressure Sensor Low PS_L SolenoidValve HotGasbypass V_HG Solenoid Valve EVI1 V_EVI1 Compressor1 COMP1 Thermistor Discharge1 pipe T_D1 Thermistor Compressor Top1 T...

Страница 213: ...BallValve Liquidpipe BV_L SolenoidValve AccumulatoroilReturn V_AR Pressure Sensor Low PS_L SolenoidValve HotGasbypass V_HG Solenoid Valve EVI1 V_EVI1 Compressor1 COMP1 Thermistor Discharge1 pipe T_D1...

Страница 214: ...sor Low PS_L SolenoidValve 4Way V_4W HeatExchanger Main HX_M Thermistor Discharge pipe T_D Thermistor Compressor Top T_CT Pressure Switch High PW_H SolenoidValve AccumulatoroilReturn V_AR Accumulator...

Страница 215: ...Pressure Sensor Low PS_L SolenoidValve HotGasbypass V_HG Solenoid Valve EVI1 V_EVI1 Compressor1 COMP1 Thermistor Discharge1 pipe T_D1 Thermistor Compressor Top1 T_CT1 CheckValve Discharge1 CV_D1 Accu...

Страница 216: ...ve HotGasbypass V_HG Solenoid Valve EVI1 V_EVI1 Compressor1 COMP1 Thermistor Discharge1 pipe T_D1 Thermistor Compressor Top1 T_CT1 CheckValve Discharge1 CV_D1 Accumulator AC E_M1 SolenoidValve 4Way V_...

Страница 217: ...noidValve HotGasbypass V_HG Solenoid Valve EVI1 V_EVI1 Compressor1 COMP1 Thermistor Discharge1 pipe T_D1 Thermistor Compressor Top1 T_CT1 CheckValve Discharge1 CV_D1 Accumulator AC E_M1 SolenoidValve...

Страница 218: ...Valve EVIBypass V_EB BallValve Liquidpipe BV_L SolenoidValve AccumulatoroilReturn V_AR Pressure Sensor Low PS_L SolenoidValve HotGasbypass V_HG Solenoid Valve EVI1 V_EVI1 Thermistor Discharge1 pipe T...

Страница 219: ...Expansion Valve Main E_M IPMCooler IPMC Heat Exchanger Intercooler HX_IC Thermistor Liquidpipe T_L Solenoid Valve EVIBypass V_EB BallValve Liquidpipe BV_L SolenoidValve AccumulatoroilReturn V_AR Pres...

Страница 220: ...rmistor Suctionpipe2 T_S2 IPMCooler IPMC Heat Exchanger Intercooler HX_IC Thermistor EVIIn T_EI Thermistor Liquidpipe T_L Electronic Expansion Valve EVI E_EVI BallValve Liquidpipe BV_L SolenoidValve A...

Страница 221: ...hermistor Suctionpipe2 T_S2 IPMCooler IPMC Heat Exchanger Intercooler HX_IC Thermistor EVIIn T_EI Thermistor Liquidpipe T_L Electronic Expansion Valve EVI E_EVI BallValve Liquidpipe BV_L SolenoidValve...

Страница 222: ...rmistor Suctionpipe2 T_S2 IPMCooler IPMC Heat Exchanger Intercooler HX_IC Thermistor EVIIn T_EI Thermistor Liquidpipe T_L Electronic Expansion Valve EVI E_EVI BallValve Liquidpipe BV_L SolenoidValve A...

Страница 223: ...hermistor Suctionpipe2 T_S2 IPMCooler IPMC Heat Exchanger Intercooler HX_IC Thermistor EVIIn T_EI Thermistor Liquidpipe T_L Electronic Expansion Valve EVI E_EVI BallValve Liquidpipe BV_L SolenoidValve...

Страница 224: ...s shown in the P h diagram It is possible to view the refrigerant status by locating the point that is intersected by the pressure and isothermal lines and divided by the saturation curve The intersec...

Страница 225: ...Difference between suction temperature and low pressure saturation temperature is referred to as suction superheated degree Difference between condenser exit temperature and high pressure saturation...

Страница 226: ...ssor speed to match the evaporation pressure to the target pressure Evaporation pressure is measured by the low pressure sensor on the outdoor unit in order to adjust the cooling capacity according to...

Страница 227: ...pressure sensor on the outdoor unit in order to adjust the heating capacity according to load Adjust the outdoor unit EEV to sync the refrigerant superheated degree for the outdoor heat exchanger for...

Страница 228: ...compressor consider ing that the operating capacity is lower compared to load 7 3 Functions cont The target pressure value is as in the table and the initial setting value is 8 0 kgf cm2 g The target...

Страница 229: ...essor according to fuzzy control considering that the operating capacity is lower compared to load In case the measured value is higher than the target pressure lower the operating capacity of the com...

Страница 230: ...ording to the outdoor unit capacity ratio Controlspecificationsindetail It shall be operated according to priority to prevent operational time from being concentrated on any of outdoor units during th...

Страница 231: ...tion 2 Over 76Hz operation Efficiency of 30 80Hz is better than higher frequency Each unit will decide individually The capacity of the outdoor unit and a compressor shall be distributed to optimize i...

Страница 232: ...is higher than the target pressure raise the Fan RPM on the assumption that condensation is not enough In case that the high pressure is lower that the target pressure lower the Fan RPM on the assump...

Страница 233: ...se that DSH is over the setting value control it via SH control Make sure to perform a balanced control so that the required vapor cannot be concentrated to a certain outdoor unit considering the evap...

Страница 234: ...a low temperature heating or if you can operate compressor effec tively by increasing the flow rate through the injection it controls the EVI EEV in the EVI ON mode status In addition in case of cool...

Страница 235: ...ressure is above 39 5kgf cm2 g OFF if below 38 5kgf cm2 g ON if cooling low pressure is below 3 2kgf cm2 g OFF if above 4 2kgf cm2 g at minimum frequency OFF if above 6 0kgf cm2 g ON if cooling low pr...

Страница 236: ...pressor operation the valve is opened to return oil stagnating in the accumulator The valve is closed to protect the compressor in start up mode or in a section where there is concern about the potent...

Страница 237: ...ompressors start at the same time to quickly improve the performance Normal Start Compressors start one after another to enable safe operation if the operation ratio of indoor units is low and the ind...

Страница 238: ...ntrolspecificationsindetail Condition s required to enter Cold Start mode A or B C D A Max Ttop Tdis Tair 15 K B Max Ttop Tdis 30 C Less than 12 hours after the power supply D Cooling Ambient temp 30...

Страница 239: ...below See the chart below for conditions required to complete specific steps Condition s required to enter Normal Operation mode A or B A DSH 10 K B Max Tdis Ttop 30 Cold Operation mode will activate...

Страница 240: ...satisfied In Normal Start mode compressors are controlled as shown below See the chart below for conditions required to complete specific steps Condition s required to enter Normal Operation mode A o...

Страница 241: ...Full Open Range 2000step Electronic Expansion Valve EVI EVI EEV E_EVI Operation Subcooling control default SC 20 K Range 0 480step Solenoid Valve 4way V_4W Operation Off Solenoid Valve EVI Bypass V_EB...

Страница 242: ...olenoid Valve EVIBypass V_EB Thermistor EVIOut T_EO OutdoorFanMotor1 OFM1 OutdoorFanMotor2 OFM2 Thermistor CondOut T_CO Electronic Expansion Valve Main E_M CheckValve EEVBypass CV_EB SolenoidValve Mai...

Страница 243: ...ctronic Expansion Valve EVI EVI EEV E_EVI Operation Subcooling control default SC 20 K Range 0 480step Solenoid Valve 4way V_4W Operation Off Solenoid Valve EVI Bypass V_EB Operation On Open T_a 38 or...

Страница 244: ...olenoid Valve EVIBypass V_EB Thermistor EVIOut T_EO OutdoorFanMotor1 OFM1 OutdoorFanMotor2 OFM2 Thermistor CondOut T_CO Electronic Expansion Valve Main E_M CheckValve EEVBypass CV_EB SolenoidValve Mai...

Страница 245: ...ntrol Range 300 2000step Electronic Expansion Valve EVI EVI EEV E_EVI Operation Subcooling control default SC 20 K Range 0 480step Solenoid Valve 4way V_4W Operation Off Solenoid Valve EVI Bypass V_EB...

Страница 246: ...ler IPMC Heat Exchanger Intercooler HX_IC Thermistor EVIIn T_EI Thermistor Liquidpipe T_L Electronic Expansion Valve EVI E_EVI BallValve Liquidpipe BV_L SolenoidValve AccumulatoroilReturn V_AR Pressur...

Страница 247: ...2 K Range 125 2000step Electronic Expansion Valve EVI EVI EEV E_EVI Operation EVI Superheat control default SH 2 K Range 0 480step Solenoid Valve 4way V_4W Operation On Solenoid Valve EVI Bypass V_EB...

Страница 248: ...ler IPMC Heat Exchanger Intercooler HX_IC Thermistor EVIIn T_EI Thermistor Liquidpipe T_L Electronic Expansion Valve EVI E_EVI BallValve Liquidpipe BV_L SolenoidValve AccumulatoroilReturn V_AR Pressur...

Страница 249: ...door temperature is 0 or higher and heating mode has been on for 2 hours under the following condition the Cond out temperature is lower than 2 and the low pres sure is 6 2kgf cm2 g or lower Defrost m...

Страница 250: ...sureGas LowTemperature pressureLiquid OFF FAN OFF OFF FAN OFF HEAT FAN OFF HEAT FAN OFF HEAT FAN OFF HEAT FAN OFF 1 Heat Recovery High Temper atur e pr essur e Gas High Temper atur e pr essur e Liquid...

Страница 251: ...oor units x 10 min For the sequence of rotational defrost the order of priority for outdoor units is followed For the temperature and time conditions required to enter defrost mode the same conditions...

Страница 252: ...e pr essur e Gas High Temper atur e pr essur e Liquid LowTemper atur e pr essur e Gas LowTemper atur e pr essur e Liquid HEAT FAN ON HEAT FAN ON HEAT FAN ON OFF FAN OFF HEAT FAN ON OFF FAN OFF DEFROST...

Страница 253: ...oor unit starts to operate but time might be reduced depending on the operat ing condition of compressor in operation and operating frequency Once defrosting operation operate for more than 3 minutes...

Страница 254: ...T_CT1 CheckValve Discharge1 CV_D1 Accumulator AC COOL FAN ON COOL FAN ON OFF FAN OFF COOL FAN ON OFF FAN OFF Outdoor He at Ex changer OHX Outdoor He at Ex changer OHX Outdoor He at Ex changer OHX Outd...

Страница 255: ...Thermistor Suctionpipe2 T_S2 Pressure Switch High1 PW_H1 Thermistor Compressor Top1 T_CT1 CheckValve Discharge1 CV_D1 CheckValve HeatRecovery CV_HR Accumulator AC SolenoidValve 4Way V_4W2 High Temper...

Страница 256: ...specified intervals 3rd step HP down The frequency is forcibly lowered by 1Hz every second 4th step Comp trip Compressors stop and an error is triggered E407 Compressor Trip E407 High Pressure 30 k g...

Страница 257: ...ssureis3 2kgf cm2 gorlowerincoolingmodeORbelow0 9kgf cm2 ginheatingmode Closethevalveiflowpressureis4 2kgf cm2 gorhigherincoolingmodeORiflowpressureis1 7kgf cm2 gorhigherinheatingmode Others If the ou...

Страница 258: ...y is forcibly lowered by 5Hz at specified intervals 3rd step HP down The frequency is forcibly lowered by 1Hz every second If the compression ratio is low 1st step Increase of the superheat degree The...

Страница 259: ...ened 2nd step EVIEEV Open The current frequency is fixed It is possible to lower the frequency if necessary 3rd step Hz down The frequency is forcibly lowered by 5Hz at specified intervals 4th step HP...

Страница 260: ...equency 3rd step Comp Trip If in critical state for 10 min stop the compressors and trigger an error E428 Normal Operation Cooling Target SH 6 K Target HP 28kgf cm2 g Heating Target SH 4 K Cooling Min...

Страница 261: ...ened 2nd step EVIEEV Open The current frequency is fixed It is possible to lower the frequency if necessary 3rd step Hz down The frequency is forcibly lowered by 5Hz at specified intervals 4th step HP...

Страница 262: ...nges to 6 K if the DSH is 10 K or lower Enthalpy Pressure Ph Diagram After DSH protection Befo re DSH protection DSH increase SH increase Normal Operation 10 15 20 DSH K First heating release the targ...

Страница 263: ...by 5Hz at specified intervals 3rd step HP down The frequency is forcibly lowered by 1Hz every second If in this state for 10min compressors stop and an is triggered E400 or E500 4th step Comp trip Co...

Страница 264: ...alue Set value 50 100 default 100 The value can be set from outdoor unit options or the upper level controller A value below 100 will degrade performance Controlspecificationsindetail The frequency is...

Страница 265: ...quency is forcibly lowered by 1Hz at specified intervals 3RD step Comp trip Compressors stop and an error is triggered E462 CT A Hz hold Ampere HP Down Ampere Comp Trip Ampere Compressor Trip E462 HP...

Страница 266: ...the entrance of indoor unit heat exchangers Controlspecificationsindetail The compressor operation frequency is controlled according to the temperature of indoor unit heat exchangers as shown below 1...

Страница 267: ...d set temperature range for each operation mode are shown below 1 The fan speed is adjusted based on the difference T between the set temperature Ts and indoor temperature Ti Ts Ti 1 K 1 K Ts Ti 3 K 3...

Страница 268: ...Initial operation mode determination If Tr Ts A 1 K If Tr Ts A 1 K Auto Cooling Auto Heating 2 Mode change Cooling Heating Heating Cooling Thermo off for T Tr Ts D Thermo off for T Tr Ts C 3 Thermo On...

Страница 269: ...t the higher tempera ture than the setting temperature considering that high temperature tends to go up In case of a normal indoor unit heating offset value of 2 K is applied and this can be adjusted...

Страница 270: ...ed under the assumption that the actual indoor temperature is lower than the temperature inside the indoor units and the temperature difference is equivalent to the compensation temperature Control sp...

Страница 271: ...specifications in detail Condition s required to use the mode Install options are changed The mode to turn on or off the fans when the Thermo turns off in cooling or heating mode is changed as shown...

Страница 272: ...l System control Ultra Low minimum step non feedback type 5 step Low step x 0 25 Low Low Low 1 step 1step about 20rpm High High High 1 step Ultra High High 2 step Quiet mode it can reduce the noise fr...

Страница 273: ...OFF or Comp ON and Indoor unit Thermo OFF Operation specifications General control Control is performed with the superheat degree at the exit of indoor heat exchanges in cooling mode In heating mode...

Страница 274: ...difying mode ON and Outdoor Comp ON and Indoor unit Thermo ON Thermo ON Thermo OFF Outdoor Comp ON Outdoor Comp OFF Detected by the Float S W Not detected by the Float S W Drain Pump ON Drain Pump OFF...

Страница 275: ...icted if the temperature is low Control specifications in detail Condition s required to use the mode Indoor units are operating in heating mode The fan speed is restricted according to the average he...

Страница 276: ...or detection Notes The performance may degrade if this option is changed Make sure to return the option to the default value after servicing the compressor Error E560 will be triggered if all the comp...

Страница 277: ...r capacity control for details on compressor operation specifications Notes The performance may degrade if this option is changed Make sure to return the option to the default value after servicing th...

Страница 278: ...are controlled according to the Target high pressure that was configured in cooling mode See Compressor capacity control for details on compressor operation specifications Notes When low pressure val...

Страница 279: ...y affect the power and operation The electric current protective control remains on to protect the units Input unit Seg1 Seg2 Seg3 Seg4 Current restriction rate Individual 0 3 0 0 100 default 0 1 95 0...

Страница 280: ...exchangers are checked for frost formation based on the difference between the outdoor temperature and heat exchanger temperature Cond out Suction See Defrost control for details on defrost operation...

Страница 281: ...in detail High pressure is controlled taking into account the maximum fan RPM See Fan control for details on outdoor fan operation specifications Input unit Seg1 Seg2 Seg3 Seg4 Temperature to trigger...

Страница 282: ...se according to the specified level Silent mode automatically turns on according to the day night temperature pattern if Auto mode is on If External contact is configured silent mode turns on when the...

Страница 283: ...decreases The compressor frequency increase speed decreases if the low pressure is low see Main EEV control for details on EEV control In Type 2 cooling mode the target high pressure for outdoor fans...

Страница 284: ...or details on EEV control In cooling mode the initial value for target low pressure decreases to 0 7kgf cm2 g see Compressor capacity control for details In cooling mode EVI bypass mode turns on see E...

Страница 285: ...ce between the indoor temperature and set temperature among active cooling indoor units is 3 K or lower see Compressor capacity control for details on controlling the compressor frequency The compress...

Страница 286: ...Target low pressure 8kgf cm2 g by default Target low pressure 6 5kgf cm2 g if power mode is enabled Default Pressure Input unit Seg1 Seg2 Seg3 Seg4 Energy control Operation Main 1 0 0 0 Disabled defa...

Страница 287: ...ations in detail If it is difficult to secure outdoor high pressure while in cooling mode in an outdoor location with a low temperature formation of high pressure is facilitated by controlling the low...

Страница 288: ...the air conditionerto cool heat faster at initial start up Concept The cooling or heating speed is increased by raising the compressorfrequency increase speed Control specifications in detail The freq...

Страница 289: ...8 8 8 While setting communication between indoor and outdoor unit Addressing Number of connected indoor units SEG 1 SEG 2 SEG 3 SEG 4 A d Number of communicated units Refer to View Mode for communicat...

Страница 290: ...it Maximum fan rpm compressor frequency to reduce noise during the night time Max 15dB reduction Only for cooling Main cooling operation 08 High head condition setting To optimize the refrigerant cont...

Страница 291: ...it K4 x 2 times 02 Sub2 unit K4 x 3 times 03 Sub3 unit Step3 If it is main unit go to step4 Otherwise press K2 button for 2 seconds to save exit system will be reset Quantity of indoor units Step3 Pre...

Страница 292: ...a 10 digit Press the K4 button shortly Setting a 1 digit Automatic setting mode Option Press and hold the K4 button It is changed to the automatic setting mode and displays the number of the connected...

Страница 293: ...rieflypress the K1 switchwill change thevalue of Seg1 Seg2 and then select the option to change Example 3 Press the switch brieflyto the optionyouwant to change the items of K2will change thevalue of...

Страница 294: ...actory default When restriction option is set cooling and heating performance may decrease 0 1 95 0 2 90 0 3 85 0 4 80 0 5 75 0 6 70 0 7 65 0 8 60 0 9 55 1 0 50 1 1 No restriction Oil collection inter...

Страница 295: ...illdecrease during rotation defrost operation 0 1 Enabled Expand operational temperature range for cooling operation HR only Main 1 2 0 0 Disabled Factory default 0 1 Enabled When enabled continuous c...

Страница 296: ...rom cooling to heating Unused by the cooling only models 0 1 Swiching delay to heating 30mins 0 2 Swiching delay to heating 15mins 0 3 Swiching delay to heating 10mins 0 4 Swiching delay to heating 5m...

Страница 297: ...accuming Outdoor unit address 1 K 4 BLANK 1 8 times Vaccuming Outdoor unit address 2 K 4 BLANK 2 9 times Vaccuming Outdoor unit address 3 K 4 BLANK 3 10 times Vaccuming Outdoor unit address 4 K 4 BLAN...

Страница 298: ...ter checker error code can be displayed on segment even though the outdoor unit is normal When replacing repairing the PCB cut off the power and wait until the DC voltage is discharged before replacin...

Страница 299: ...t SEG1 SEG2 3 4 11 times CT sensor value Compressor 2 B 2 A 0 2 0 12 times Suction temperature C 42 C 4 2 13 times COND OUT temperature D 42 C 4 2 14 times Temperature of liquid pipe E 42 C 4 2 15 tim...

Страница 300: ...de Operated by User s on off signal Optional item Input unit SEG1 SEG2 SEG3 SEG4 Function of the option Remarks Silent mode Main 0 7 0 0 Disabled Factory default Enables the silent mode for night time...

Страница 301: ...ounting the circuit board case Holes for installing screws Additional holes to use if necessary Figure 2 Wiring the module Connect wire A to CN83 Connect wire B to CN81 Tab for locking controller WARN...

Страница 302: ...Off status On closed 1 If Digit 14 terminals 5 6 Option setting 0 has no function Option setting 1 will enable an auxiliary contact to enable the indoor unit on or off Option 2 will enable an auxilia...

Страница 303: ...15 2 Option setting mode Digit 2 5 b Option setting Terminals 3 4 Temperature offset Time output Digit 18 0 No temperature offset No delay 1 10 minute delay 2 20 minute delay 3 Temperature offset 2 7...

Страница 304: ...ERNAL_CONTORL INPUT CN86 CN85 12V Main PCB Error_ CHECK _OUTPUT COMP_CHECK _OUTPUT S W S W S W Main PCB EXTERNAL_CONTORL INPUT CN86 CN85 Setting outdoor unit option switch and key function Setting out...

Страница 305: ...tdoor unit Figure 4 External contact interface module wiring diagram for auxiliary heat Heating cooling cooling In cooling operation HP common in the SAC market Operation of both heating and cooling m...

Страница 306: ...able operation modes are limited Upper level controller Set dedicated mode Available operation modes are limited Outdoor unit Use the cooling heating selector hardware Set dedicated mode Use the upper...

Страница 307: ...s and hold the Mode button for 5 seconds to set the indoor unit as Mode master indoor unit Cancelling Connect just 1 indoor unit and stop the operation Then press and hold the Fan speed button for 5 s...

Страница 308: ...3 wire female connector Secure the wires in the connector with a small screw driver 7 Attach the 3 wire female connector to the 3 wire male connector 8 Connect the plug end of the wiring harness to th...

Страница 309: ...Heating Red Blue White CN902 Connector on outdoor unit PBA Cooling only Cooling Heating Heating only Operation The mode select switch is a control option for a heat pump unit It is set to operate as...

Страница 310: ...e required settings are configured the communication status between the outdoor unit and the connected devices is checked The outdoor unit then displays UP Un Prepared Display After Auto Trial Operati...

Страница 311: ...ror code and take corrective measures Auto Trial Operation specific error codes see the error codes and troubleshooting guide in the service manual for other error codes Error code Description Remarks...

Страница 312: ...ing and cooling are properly performed Check to make sure that each indoor unit is properly controlled by configuring settings such as operation mode air flow direction and fan speed Check the active...

Страница 313: ...form Auto Trial Operation again Perform Trial Operation again Yes Yes Yes No No No Precautions If issues occur on multiple components at the same time the inspection accuracy may degrade Items indicat...

Страница 314: ...the indoor air temperature for the indoor unit set to the wired remote control Are the thermistor connectors on the indoor unit properly connected to the PBA Are the resistance values for the thermis...

Страница 315: ...or inspect the PBA be sure to cut off the power supply first A If inspection must be performed with the power supply on exercise extra care to prevent electric shock Wait until the thermistors on the...

Страница 316: ...spect the PBA be sure to cut off the power supply first If inspection must be performed with the power supply on exercise extra care to prevent electric shock Keep all the outdoor units in vacuum mode...

Страница 317: ...or units in vacuum mode for 5 min See the instructions on Key operation modes Is the deviation between pressure sensors on outdoor units greater than 0 2MPa Take corrective measures Replace the Hub PB...

Страница 318: ...See the troubleshooting instructions on NG items related to the Main EEV If any abnormality occurs on the pressure sensor see the troubleshooting instructions on NG items related to the pressure senso...

Страница 319: ...urrent CT1 CT2 value 0 when the compressor is not active Is the compressor s phase to phase U V V W W U resistance lower than 2 Install an ammeter and then perform Trial Operation cooling heating See...

Страница 320: ...e normal Are the connectors of the discharge thermistor and Compressor Top thermistors properly connected to the PBA Are all the thermistors attached to the correct positions Are the resistance values...

Страница 321: ...PBA Is the pin to pin voltage of the 4 way valve terminal on the Hub PBA 220V Is the coil of the 4 way valve properly functioning Perform Trial Operation cooling heating See the instructions on Key op...

Страница 322: ...place the Hub PBA Does the result of Auto Trial Operation show that the indoor unit s thermistors are properly functioning Is the EVI EEV connector properly connected to the PBA Are the thermistors at...

Страница 323: ...e measures Replace the Hub PBA Does the result of Auto Trial Operation show that the indoor unit s thermistors are properly functioning Is the Main EEV connector properly connected to the PBA Are the...

Страница 324: ...cy of the rsult may decrease if the product has not been operated for a long period of time or Heat mode has beem oper ated before running the funtion of refrigerant amount check Therefore use for the...

Страница 325: ...mp MODULE 7 Rating Voltage E 1 220 240V 50Hz G 3 380 415V 50Hz F 208 230V 60Hz 3 J 460V 60Hz 3 8 Mode Function H Heat Pump R Heat Recovery 2 Capacity x1000 Btu h 3 digits Ex 072 72 000 Btu h 096 96 00...

Страница 326: ...ble International and ordomestic law Samsung Electronics Co Ltd February 2022 Printed in Korea Code No AC 00294E_1 GSPN GLOBALSERVICE PARTNER NETWORK Area Web Site Europe CIS Mideast Africa gspn1 sams...

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