Samsung AM080FXWANR Service Manual Download | Manualshive

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Summary of Contents for AM080FXWANR

Page 1: ...6 AM072 096 120 192HXWAFR6 AM240KXWAFR6 AM072 096 120 192HXWAJR6 AM240KXWAJR6 AM038 048 055KXWDCH6 1 Precautions 2 Product Specifications 3 Disassembly and Reassembly 4 Troubleshooting 5 PCB Diagram a...

Page 2: ...3 6HP DVM S Water Exploded View 13 AM038 048 055KXWD 13 8 12HP DVM S Water Exploded View 14 AM080 100 120FXWA 14 AM072 096 120HXWA 14 20 30HP DVM S Water Exploded View 15 AM200 300 XWA 15 AM192 240 X...

Page 3: ...4 Communication Error between Indoor and Outdoor Units after Tracking 86 4 3 5 Communication error between main and sub Unit of outdoor unit or between outdoor units 87 4 3 6 Internal Communication er...

Page 4: ...ercurrent error 129 4 3 44 Overvoltage Low voltage error 133 4 3 45 DC Link voltage sensor error 134 4 3 46 Input Output Current sensor error 135 4 3 47 Inverter PBA IPM overheating error 136 4 3 48 O...

Page 5: ...S Water Heat Recovery 191 7 1 3 AM300KXWANR AM240KXWAF J R DVM S Water Heat Recovery 192 7 2 Refrigerant Flow for Each Operation Mode 193 7 2 1 Cooling operation H R 193 7 2 2 Main cooling operation H...

Page 6: ...ic electricity Please wear insulation gloves before performing PBA repair and measurement O Check if the place of installation is at least 2m away from electronic appliances such as TV video players a...

Page 7: ...ing a danger to workers O Please remove the oxide produced inside the pipe during the welding with nitrogen gas Using another gas may cause harm to the product or others 1 6 Precautions for Additional...

Page 8: ...door units while still ensuring complete reliability It can also reach up to a height of 50 meters 164 feet which is the equivalent of 10 stories Lower installation costs great capacity The DVM S WATE...

Page 9: ...ure Basic 10HP 20HP After changed DVM S Water 30HP Cabinet Save Installation Space by 40 compared to basic 1 0 m2 0 6 m2 40 Save Save Weight by 30 Compared to basic 280kg Changed Part Changed item And...

Page 10: ...4x21 5 20HP mm 1 100x1 000x545 16Ton inch 1 100 43 3 x1 000 39 4 x545 21 5 30HP mm 1 100x1 000x545 20Ton inch 43 3x39 4x21 5 Socket Size Up PT 1 1 4 PT2 for Europe 6 8 10 16Ton NPT 1 1 4 20Ton NPT 2 P...

Page 11: ...elete by model standardization When do PCB replace need ption download Hub PCB Hub PCB newly application Separation for load control Enhanced fixing of load sensor wire Inverter PCB Compressor Control...

Page 12: ...rent due to high capacity compressor Increases capacitor s capacity Applies EMI coil on board Deletes core in wire EMI PBA Develops 50A EMI PBA Increases coil size and fuse capacity Improves EMI chara...

Page 13: ...Separation for load control Option resistance delete by model standardization When replace the PCB must download option Enhanced fixing of load control wire Inverter PCB Compressor control PCB Compre...

Page 14: ...elete by model standardization When do PCB replace need ption download Hub PCB Hub PCB newly application Separation for load control Enhanced fixing of load sensor wire Inverter PCB Compressor Control...

Page 15: ...Product Specifications 2 1 3 Structure of product AM038 048 055KXWDCH Series 2 1 Feature of Product cont ACCUMULATOR 4WAY V V SUBCOOLER EEV Liquid Pipe Gas Pipe Plate Heat Exchanger Compressor CONTROL...

Page 16: ...0KXWAFR Small size CONTROL BOX Liquid Pipe High pressure Gas Pipe Low pressure Gas Pipe 4 WAY V V Receiver Plate Heat Exchanger Accumulator Sub Cooler Compressor Oil separator Large size Liquid Pipe 4...

Page 17: ...cont Small size CONTROL BOX Liquid Pipe High pressure Gas Pipe Low pressure Gas Pipe 4 WAY V V Receiver Plate Heat Exchanger Accumulator Sub Cooler Compressor Oil separator TRANS BOX Large size TRANS...

Page 18: ...8 055KXWD 2 1 Feature of Product cont ASSY CABINET PARTS DVM WATER SMALL FRAME SIZE 750 X 800 X 330 ASSY COND PARTS Model 038 048 055 DVM WATER CBH60 24H CBH60 34H ASSY COMP PARTS Model 038 048 055 DV...

Page 19: ...120HXWA 2 1 Feature of Product cont ASSY CABINET PARTS DVM WATER SMALL FRAME SIZE 770 X 1000 X 545 ASSY COND PARTS Model 8HP 10HP 12HP DVM WATER CBH60 54H ASSY COMP PARTS Model 8HP 10HP 12HP DVM WATER...

Page 20: ...WA 2 1 Feature of Product cont ASSY CABINET PARTS DVM WATER LARGE FRAME SIZE 1100 x 1000 x 545 ASSY COMP PARTS Model 20HP 30HP DVM WATER 52CC 2 70CC 2 ASSY COND PARTS Model 20HP 30HP DVM WATER CBH60 8...

Page 21: ...r units can be allowed from 50 to 130 of the total outdoor unit capacity 0 5 Outdoor unit capacity Total capacity of the connected indoor units 1 3 Outdoor unit capacity You can connect maximum 64 ind...

Page 22: ...ndoor unit may decrease Total capacity of the connected indoor units can be allowed from 50 to 130 of the total outdoor unit capacity 0 5 Outdoor unit capacity Total capacity of the connected indoor u...

Page 23: ...0KXWA R1 2 2 44 AM528KXWA R1 3 1 1 1 46 AM552KXWA R1 3 1 2 48 AM576KXWA R1 3 1 2 50 AM600KXWA R1 3 1 2 Make sure to use an indoor unit that is compatible with DVM S Water GEO Indoor units can be conne...

Page 24: ...of Indoor Outdoor Unit cont Model Capacity kW 1 7 2 2 2 8 3 6 4 5 5 6 6 0 7 1 9 0 Slim1waycassette JSF 2waycassette Global4waycas sette 4wayCST 600X600 360CST FloorStanding Unit Slimduct MSPduct HSPdu...

Page 25: ...Outdoor Unit cont Model Capacity kW 11 2 12 8 14 0 22 0 28 0 44 8 500CMH 1000CMH Slim 1way cassette JSF 2way cassette Global 4way cassette 4way CST 600 X 600 360 CST Floor Standing Unit Slim duct MSP...

Page 26: ...120FXWANR 38 AM380FXWANR2 16 AM160FXWANR2 40 AM400FXWANR2 18 AM180FXWANR2 42 AM420FXWANR2 20 AM200FXWANR 44 AM440FXWANR2 22 AM220FXWANR2 48 AM480FXWANR2 24 AM240FXWANR2 50 AM500FXWANR2 26 AM260FXWANR2...

Page 27: ...it cont 2 2 3 Outdoor unit cont Capa HP Model Name Model Capa HP Model Name Model 30 AM300KXWANR 58 AM580KXWANR1 38 AM380KXWANR1 60 AM600KXWANR1 40 AM400KXWANR1 62 AM620KXWANR1 42 AM420KXWANR1 68 AM68...

Page 28: ...on Model Name Model Capa Ton Model Name Model 6 AM072HXWA R 28 AM336HXWA R2 8 AM096HXWA R 30 AM360HXWA R2 10 AM120HXWA R 32 AM384HXWA R2 12 AM144HXWA R2 34 AM408HXWA R2 14 AM168HXWA R2 36 AM432HXWA R2...

Page 29: ...Model names of Indoor Outdoor Unit cont 2 2 3 Outdoor unit cont Capa Ton Model Name Model Capa Ton Model Name Model 20 AM240KXWA R 40 AM480KXWA R1 26 AM312KXWA R1 44 AM528KXWA R1 28 AM336KXWA R1 46 AM...

Page 30: ...Water Hydro HP only O O 64 50 180 Hydro units are appli cable to heating only including floor heating Other common indoor units are applica ble to cooling only Combination ratio for cooling only indo...

Page 31: ...Scroll Electronic Expansion Valve High Pressure Switch Check valves Solenoid valves AM F K XWANR 8 1 2 1 6 8 10 12 20 2 2 7 9 30 Model Ton Compressor Inverter Scroll Electronic Expansion Valve High P...

Page 32: ...1 1 4 32 PT1 1 4 32 PT1 1 4 32 PT1 1 4 32 PT2 50 PressureDrop kPa 22 30 43 54 50 WaterFlowRate LPM 80 96 114 190 285 Max Pressure MPa 1 96 1 96 1 96 1 96 1 96 Piping Connection LiquidPipe Type Brazeco...

Page 33: ...5 8 Gas Pipe Type Braze connection Braze connection Braze connection Braze connection Braze connection Braze connection Braze connection Braze connection mm 15 88 19 05 19 05 19 05 22 22 28 58 28 58...

Page 34: ...ranch IDU MAX m ft 90 295 90 295 90 295 90 295 90 295 TotalPipinglength System MAX m ft 500 1640 500 1640 500 1640 500 1640 500 1640 Leveldifference OUDInhighestpostion MAX m ft 50 164 50 164 50 164 5...

Page 35: ...y DVM CAC Wired Remote Controller MWR WE11N DVM CAC Wired Remote Controller SimpleType MWR SH00N DVM CAC Wired Remote Controller Touch SimpleType MWR SH10N DVM CAC ERVWired Remote Controller MWR VH12N...

Page 36: ...M A300N DVM CAC WIFI KIT MIM H03N DVM CAC Interface Module MIM N01 DVM CAC ERV Interface Module MIM N10 DVM CAC Integrated management System DMS2 5 MIM D01AN DVM CAC S NET3 MST P3P DVM CAC GateWay BAC...

Page 37: ...terface Module MIM B16N DVM CAC Module Controller MCM A00N CHILLER Only CHILLER FCU KIT MIM F00N CHILLER Only CHILLER FCU Interface Module MIM F10N CHILLER Only CHILLER Installation Test run Solution...

Page 38: ...800M Over 135 2 kW Y Joint Outdoor unit MXJ TA3419M 135 2 kW and below MXJ TA4122M 140 2 kW and Over Y Joint Only H R Outdoor unit MXJ TA3100M 135 2 kW and below MXJ TA3800M 140 2 kW and Over Distribu...

Page 39: ...2 kW PC2NUSMEN 2Way cassette PC4SUSMAN 4Way Cassette S 600x600 Waffle PC4SUSMEN 4Way Cassette S 600x600 Classic PC4NUSKAN 4Way cassette S Waffle PC4NUSKEN 4Way cassette S Classic PC4NBSKAN 4Way casse...

Page 40: ...ct 14 0 kW MDP N047SNC1D HSP Duct 22 0 28 0 kW OAP Duct 22 4 28 0 kW MDP M075SGU1D MSP Duct 9 0 11 2 kW MDP M075SGU2D MSP Duct 12 8 14 0 kW HSP Duct 11 2 12 8 14 0 kW MDP M075SGU3D MSP Duct 5 6 7 1 kW...

Page 41: ...oller MCM A202DN DVM CAC Touch Centralized Controller MCM A300N DVM CAC WIFI KIT MIM H03N DVM CAC Interface Module MIM N01 DVM CAC ERV Interface Module MIM N10 DVM CAC Integrated management System DMS...

Page 42: ...4NUSKEN Classic PC4SUSMAN Waffle PC4SUSMEN Classic PC1NUSMAN Stripe PC1NUPMAN Z Slide PC1MWSKAN Fluid PC1NWSMAN PC1BWSMAN PC2NUSMEN Stripe DRAIN PUMP MDP N047SNC0D MDP N047SNC1D MDP M075SGU1D MDP M075...

Page 43: ...ditional refrigerant charging Vacuuming charging refrigerant and checking operation Need exclusive one to prevent mixture of R 22 refrigerant oil use and also the measurement is not available due to h...

Page 44: ...ating the device with the rain cover opened may cause rainwater to enter the C BOX and damage the PBA Use the inspection window on the Main PBA to check the following Error code Operation status Key S...

Page 45: ...ame using supportive tabs Slightly lift and pull the Cabinet towards you and then detach it downwards 2 Removing the cabinet back Unfasten the eight screws on the cabinet front Back Similar to removin...

Page 46: ...cover TheControlBoxcoverdoesnotfalloffthedeviceevenwhen thescrewsareunfastened duetothesupportivetabatthetop Asshownintheimage pullthelowerpartofthecoverwhile holdingthelowerpartandremovethecoverfromt...

Page 47: ...ock Disconnect the power cables on the input side of the terminal block The power cables are fixed with screws on the terminal block Use a spanner or hex wrench to disconnect the power cables Use insu...

Page 48: ...ectronics 45 No Work Procedure 3 The front view of the device when it is ready for internal repair after the power supply has been disconnected is shown below Image 3 2 Disassembly and Reassembly cont...

Page 49: ...pressor and then disconnect the power cables When reassembling it after inspection be sure to tightly fasten the screws Check the cable connection for the U V andW phases A loosely fastened screw may...

Page 50: ...right compressor Follow the same steps used when removing the right compressor Note that the shapes of the pipes are different from the right compressor as shown in the image Pay attention when separ...

Page 51: ...winter day 2 Refer to factory charging refrigerant had registered to Label of outdoor unit 3 Can get help that decide an addition refrigerant quantity if use refrigerant quantity decision function th...

Page 52: ...oil to outdoor unit as much as relevant weight if is heavy than weight of compressor that weight of compressor that is changed to locality is changed newly Quantity kg of added oil Weight kg of compr...

Page 53: ...st Unfasten the two screws on the Oil Separator assembly at the base separate the five welded joints Unfasten the two screws on the Oil Separator assembly at the base Use a torch to heat and separate...

Page 54: ...k 2 2 Accumulator To remove the Accumulator first you Unfasten the two screws on Accumulator Unfasten the two nuts on subcooler Unfasten the three screws on base Subcooler Accumulator Accumulator 3 2...

Page 55: ...rk 3 Use a torch to heat and separate the four welded joints 3 Receiver To remove the Receiver first you Unfasten the four screws on base Use a torch to heat and separate the three welded joints 3 2 D...

Page 56: ...ocated in the upper part of the Control Box Remove the connectors from the control PBA Unfasten the two screws at the upper part of the Control PBA Lift and separate the PBA while pulling the upper pa...

Page 57: ...PBA is located in the middle of the Control Box Remove all the connectors from the Control PBA on the both side Unfasten the two screws on the right side at the upper and lower parts of the Hub PBA Hu...

Page 58: ...sassembly and Reassembly Samsung Electronics 55 No Work Procedure Remark 2 Lift and separate the Hub PBA to the right 3 2 Disassembly and Reassembly cont 3 2 7 Removal Instructions for the Hub PBA con...

Page 59: ...ng Electronics 56 Disassembly and Reassembly No Work Procedure Remark 2 Lift and separate the Hub PBA to the right 3 2 Disassembly and Reassembly cont 3 2 8 Removal Instructions for the Control Panel...

Page 60: ...Panel Assy over towards you while holding the locking hook The internal view of the Control Box after the Control Panel Assy has been turned over is shown Inverter PBA 2 Inverter PBA 1 AM240KXWAJR AA...

Page 61: ...e upper part of the power module on the front DC_Reactor 1 DC_Reactor 2 EMI PBA 2 EMI PBA 1 DC_Reactor 1 DC_Reactor 2 AM240KXWAFR AA AM300KXWANR EU DC_Reactor 1 DC_Reactor 2 AM240KXWAJR AA 3 2 Disasse...

Page 62: ...wire screws for the compressor and reactor Remove the power connector Compressor wire screws DC Reactor wire screws Power connector AM240KXWAJR AA AM240KXWAFR AA AM300KXWANR EU Compressor wire screws...

Page 63: ...the screws on the IPM AM240KXWAJR AA 2EA AM240KXWAFR AA AM300KXWANR EU 4EA After completing the operation fasten the cable tie as shown in the image CABLE TIE AM240KXWAJR AA Screws on the IPM CABLE TI...

Page 64: ...e hook After inspection check the condition of grease applied Conditions of heat transfer grease applied to the Inverter PBA Good No Good If Thermal Grease is not applied evenly IMP due to the cooling...

Page 65: ...e Remark 121 Unfasten the DC Reactor wire screws and then lift and separate the Reactors applicable to both Reactors 1 and 2 AM240KXWAFR AA AM300KXWANR EU AM240KXWAJR AA 3 2 10 Removal Instructions fo...

Page 66: ...2 TO Remove the EMI PBA First you must remove plate as shown in the image Remove the connectors inside the EMI PBA and then unfasten the two screws fixing the case on the PBA 3 2 10 Removal Instructio...

Page 67: ...ow Description AM038 048 055KXWDCH 4 1 2 6 5 3 No Specific functions No Specific functions 1 Display 4 EEPROMConnector B7P MQWHT 2 TactSwitch 5 Communicationconnectorbetweenindoorandoutdoorunit 3 MICO...

Page 68: ...of press Key operation Display on segment 1 time Refrigerant charging in Heating mode 2 times Trial operation in Heating mode 3 times Refrigerant discharging Outdoor unit address 1 4 times Vacuum Outd...

Page 69: ...ownload for Main PBA 10 Central controller connecting F1 F2 3 Hub PBA connecting 11 Supplying DC 5V to other component uART comm supplying DC 5 12V from Main 12 Supplying DC 12V to other component 4 D...

Page 70: ...4 BLANK 2 9times Vacuumig Outdoorunitaddress3 K 4 BLANK 3 10times Vacuumig Outdoorunitaddress4 K 4 BLANK 4 11times Vacuuming Alloutdoorunits K 4 BLANK A 12 times End Key operation K2 Numberofpress Ke...

Page 71: ...ng K2 key 9 to 12 times without inverter 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...

Page 72: ...60minutes Max 10hours Etc Exceedthemaximumoperatingtimeatstopsandwaits Protectionandcontrol self diagnosisisperformed Refrigerant filling operation Operation to filling the refrigerant compressor was...

Page 73: ...eptcommunicationbetweenOutdoorUnitofrelevantsetafterworkingforone remaindersetmakesPumpOutadd Cooling Pump Down RecovertherefrigerantofIndoorUnitandPipingtooutdoorside Liquidpipeservicevalveandthegasp...

Page 74: ...particular E 464 E364 power devices may be damaged therefore do not use the discharge mode Natural discharge until Please wait for at least 15 minutes Block the Inverter PBA 3 phase relay after conne...

Page 75: ...MethodofEntry K2TactSwitch7times Startpattern Watertemperatureismorethan10 C CoolingAutoTrialOperation Watertemperatureislessthanorequalto10 C HeatingAutoTrialOperation Oilrecoverystart Oilrecoverysta...

Page 76: ...C DB82 03335A 16 AM120FXWANR EU DB92 03526A DB82 03321A 5 AM096HXWAFR DB92 03526C DB82 03336A 17 AM200FXWANR EU DB92 03526A DB82 03322A 6 AM120HXWAFR DB92 03526C DB82 03337A 18 AM300KXWANR DB92 03337A...

Page 77: ...ay 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...

Page 78: ...or unit When outdoor unit is getting ready to operate in cooling or heating and some of the indoor unit is trying to operate in heating or cooling mode E 162 EEPROM error of MICOM Physical problem of...

Page 79: ...temperature sensor located on MCU intercooler outlet Short or Open E 221 Error on outdoor temperature sensor of outdoor unit Short or open E 224 Error on water temperature sensor of main outdoor unit...

Page 80: ...ct failure on IPM of Inverter PBA2 E 407 Compressor operation stop due to high pressure protection control E 410 Compressor operation stop due to low pressure protection control or refrigerant leakage...

Page 81: ...f Fan E 487 Hall IC error of Fan1 E 489 V limit error on Fan1 of compressor E 491 Error due to the Fan1 DataFlash E 493 Output current sensor error of Fan1 E 496 DC voltage sensor error of Fan1 E 499...

Page 82: ...you do not have a history of AutoTrial Operation is completed UP will be displayed 2 Execute the AutoTrial Operation byTact Switch 3 UP display disappears after AutoTrial Operation is complete normal...

Page 83: ...ge then check the power outside the air conditioner and take the appropriate measures 3 If the 3 phase voltage is normal then use the 3 phase tester to display the phase of the power cable Change the...

Page 84: ...or unit s address Main address C8 Sub1 address C9 Sub2 address CA Sub3 address CB 2 The number of the indoor Units Connected to the outdoor unit can be configured by using the indoor unit installation...

Page 85: ...ion Manual setting mode Default Press the K2 button shortly Setting a 10 digit Press the K4 button shortly Setting a 1 digit Automatic settings mode Option Press and hold the K4 button It is changed t...

Page 86: ...gerant overcharge Replace if there is no abnormality Replace the EMI PBA No No Yes Yes Yes Did the high pressure switch become short circuit Did the first EMI PBA Fuse become short circuit Check the r...

Page 87: ...oftheoutdoorunit andpresstheresetkey K3 of theoutdoorPBAtore executetracking After2minutes findtheindoorunitwhich displaysthecommunicationerrorfortheindoorunits and checkforoverlapsinthePBAaddresssetu...

Page 88: ...ation Connector Communication IC between indoor and outdoor unit Indoor Unit Outdoor Unit Outdoor unit communication between Indoor Unit communication Transmitter communication 2 Measure the resistanc...

Page 89: ...rsiftheindoorunit addressesareoverlapped Inthiscase thecommunication errorwilloccurineveryindoorunit 2ormoreunits withthe addressincorrectlyset Checkthecommunicationcableandthe connectorfortheoutdooru...

Page 90: ...No 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 Outdoor unit...

Page 91: ...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 TX...

Page 92: ...PBA Hub PBA Water Hub PBA defective 4 3 7 Internal PBA Communication error of the Outdoor Unit C Box 1 Causeofproblem Whenhappen refertohowtocheckE205 Replace the FAN PBA HUB PBA replace if E206 C001...

Page 93: ...ing 4 3 7 Internal PBA Communication error of the Outdoor Unit C Box cont C003 Replace the INVERTER PBA 1 C004 Replace the INVERTER PBA 2 C005 Replace the Water Hub PBA E206 C003 C004 4 3 Appropriate...

Page 94: ...MCU address setup ON Setting error Indoor unit Indoor unit address Branch part use setup 4 2 1 2 5 6 0 Branch A 4 B 2 C D E 5 F 6 Outdoor unit display Indoorunit display Duct Cassette 1 2Way Console...

Page 95: ...off to restart Outdoor Unit PBA Quantity of Indoor Unit Quantity of MCU Indoor Unit 3 MCU 1 Branch Outdoor unit display Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall...

Page 96: ...1 5 6 0 A 4 B C D E 1 F 6 Branch Indoorunit Indoorunitaddress MCU addresssetup Branchpartusesetup Outdoor unit display Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall...

Page 97: ...r Unit Quantity of MCU Indoor Unit MCU 3 Branch Branch Branch Outdoor unit display Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Ti...

Page 98: ...2 2 0 5 6 0 Branch A B C D 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 Outdoor unit display Indoorunit display Duct Casse...

Page 99: ...OX 1 MCU PCB OFF ON 1 3 7 9 0 0 1 Branch A B C D E 0 F Outdoor unit display Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan...

Page 100: ...B 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 Outdoor unit display Indoorunit display Duct Cassette 1 2Way Console Celing Ca...

Page 101: ...as 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 Outdoor unit display Indoorunit display Duct Casse...

Page 102: ...ective 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 Outdoor unit display MCU subcooler MCU Indoorunit display Duct Casset...

Page 103: ...e it is the defective of the outdoor temperature sensor itself Yes No No CN43 7 8 Yes Resistance value measure part OUT OUT Outdoor unit display Indoorunit display Duct Cassette 1 2Way Console Celing...

Page 104: ...eplace this part as it is the defective of the outdoor Cond Out sensor itself Yes No No CN43 5 6 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 Resistance...

Page 105: ...r 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 R...

Page 106: ...nsor 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 Complet...

Page 107: ...ve of the Compressor Discharge or Top Temperature sensor itself Yes No No Resistancevalue measurepart Resistancevalue measurepart TOP1 TOP2 TOP1 TOP2 NOTE1 Temperature C Resistance K 130 120 100 80 60...

Page 108: ...362 0 553 0 Replace the PBA Outdoor unit display Compressor 1 Discharge Compressor 2 Discharge Compressor 1 Top Compressor 2 Top Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini...

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

Page 110: ...d to PBA Refillrefrigerantaftervacuum No Yes Isthererefrigerantinsidetheset PleasecheckbyconnectingtheManifoldgauge totheservicevalve Replace PBA No Yes High pressure sensor terminal of PBA Is the vol...

Page 111: ...BA Refill 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...

Page 112: ...nnector 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 43 0...

Page 113: ...defective 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...

Page 114: ...the defective of the Outdoor EVI In Temperature sensor itself No No Yes Yes Resistancevaluemeasurepart EVI IN EVI IN CN44 3 4 NOTE1 Temperature C Resistance K 70 60 50 40 30 20 10 0 10 2 2 3 0 4 2 5 8...

Page 115: ...s it is the defective of the Outdoor EVI Out Temperature sensor itself No No Yes Yes Resistancevaluemeasurepart EVI OUT EVI OUT NOTE1 Temperature C Resistance K 70 60 50 40 30 20 10 0 10 2 2 3 0 4 2 5...

Page 116: ...is the fault of the outdoor Suction 2 sensor itself Yes No No Resistance value measure part 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...

Page 117: ...e the Inverter PBA E374 Inverter PBA2 IGBT temperature sensor error Replace Inverter PBA E474 Inverter PBA1 IGBT temperature sensor error Replace Inverter PBA 4 3 30 Measures of other outdoor unit err...

Page 118: ...t and Manifold Gauge essential requirement No No No Yes No 1 Cause of problem 4 3 31 Comp Down due to High Pressure Protection Control Outdoor unit display Water Cooled Indoorunit display Duct Cassett...

Page 119: ...uge essential requirement No No No Yes Yes No Outdoor unit display Water Cooled Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer...

Page 120: ...Yes No 4 3 32 Comp Down due to Low Pressure Protection Control cont Outdoor unit display Water Cooled Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte...

Page 121: ...TE1 TOP1 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...

Page 122: ...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 Outdoor unit display Indoorunit display Duct Cassette 1 2Way...

Page 123: ...o Trial Operation Replace defective sensor Outdoor unit display Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI...

Page 124: ...e 1 Cause 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 Intercoo...

Page 125: ...low pressure sensor 1 Pressure sensor Open Short error determination method 1 Identifies from when power is supplied or 2 minutes after RESET and only when set is stopped 2 An Open Short error will o...

Page 126: ...MPI Operation Defrost Timer Filter Operation Timer Turbo 24 27 ON Flash OFF Judgment Method Heating operation E441 When the water temperature is more than 51 Heating operation E440 When the water tem...

Page 127: ...ole 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 ref...

Page 128: ...rature 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 No Normal Operation Does...

Page 129: ...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 Momentary...

Page 130: ...as Bypass Valve1 is Open when compressor starts to reduce the Load Hot Gas Bypass Valve initial startup does it work Check the temp between Hot Gas Bypass Valve 1 and Suction Pipe If Temp is similar w...

Page 131: ...ing on the situation replace the Compressor or PBA Restart Inverter1 Compressor2 Inverter2 Compressor1tothewiringchange Power Off Power Off and then Restart End of Service Replace Inverter PBA Before...

Page 132: ...es and check the status of the installation 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...

Page 133: ...sor or PBA Compressor applied one Compressor applied two Restart Inverter1 Compressor2 Inverter2 Compressor1tothewiringchange Power Off Replace Inverter PBA Before change After change Measure E464 E46...

Page 134: ...tning successively MOTOR PBA OK MOTOR NG If one of 6 LEDs in inverter checker is not lightning MOTOR PBA NG MOTOR OK How to enter check mode 7Seg display Type DVM S Model Air Cooled Water Cooled COMP...

Page 135: ...eakdown diagnostics Inverter PBA 1 Preparations before checking 1 Power Off 2 IPM failure discharge mode may not work properly Therefore wait more than 15 minutes after the Power Off 3 Remove all of t...

Page 136: ...nection No Yes Is Power connection accurately conected Power Off Check the connector connection No Yes Is EMI PBA R S T Wire and Terminal block connector accurately connected Replace Fuse or EMI PBA N...

Page 137: ...tage value is more than 4 8V or less than 0 2V Cause of problem DC Link Connector disconnected PBA voltage sensing circuit defective Check the connector connection Check the status of DC LINK Connecto...

Page 138: ...1 Output Current sensor OUTDOOR FAN PBA FAN2 Output Current sensor Judgment Method Sensor Output detection Judged as an error if the detected value is More than 4 5V or less than 0 5V Cause of problem...

Page 139: ...he power is 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 Complete Yes Yes Yes Apply the heat sink grease and then reassembly No Di...

Page 140: ...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 to...

Page 141: ...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 a...

Page 142: ...ress 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 No 0 to 4...

Page 143: ...oots 4 4 1 Electric discharge mode Warning of Electrical Shock from DC Power It is seriously dangerous to touch inverter PBA as high DC voltage is charged Must do key operation Discharge mode or Wait...

Page 144: ...ge of INV1 and INV2 will be displayed alternately Even when the outdoor unit power is off it is dangerous when you come in contact with inverter PCB and fan PCB since they are charged with high DC vol...

Page 145: ...ore replacing repairing them Wait for more than 15 minutes to allow those parts to be fully discharged How to proceed Press K2 button 6 times shortly Caution When there is error Discharge mode of DC l...

Page 146: ...overed therefore should use a separate container 2 Observe low pressure using View Mode of K4 button if compressor operate If low pressure goes down below about 0 2MPa g Immediately close the gas side...

Page 147: ...Samsung Electronics 144 Troubleshooting 4 4 2 Pump down operation cont 4 4 Case study for trouble shoots cont...

Page 148: ...erant will be remained in the pipe so use pipe cutter to detach the pipe Do not use flame to detach the pipe K1 button How to lnitiate K1 Tact Swithc 3 times 6 times Compressor 60Hz Indoor Unit Whole...

Page 149: ...Samsung Electronics 146 Troubleshooting 4 4 3 Pump out operation cont 4 4 Case study for trouble shoots cont...

Page 150: ...tion 7times Vacuuming Outdoor unit address 1 8times Vacuuming Outdoor unit address 2 9times Vacuuming Outdoor unit address 3 10times Vacuuming Outdoor unit address 4 11times Vacuuming All outdoor unit...

Page 151: ...n error between indoor and outdoor units Cause of problem Refer to the judgment method below Cause Solution Indoor unit s quantity installed IDU quantity setting value in Outdoor unit s main PBA Adjus...

Page 152: ...Other error occurrence OK Wiring broken check NG middle of the 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 h...

Page 153: ...Turbo 24 27 ON Flash OFF Judgment Method Communication error between the C Box PBA Cause of problem Communication wire inside the C Box is unconnected Main PBA defective Possibility 1 No communication...

Page 154: ...7 ON Flash OFF Judgment Method PBA does not respond to the invoked Main PBA Cause of problem C Box internal Inverter PBA Fan PBA Hub PBA defective Possibility 1 Poor connection of communication wiring...

Page 155: ...08 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...

Page 156: ...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...

Page 157: ...operation failure of inverter compressor Outdoor unit display INVERTER1PBA INVERTER2PBA JudgmentMethod Startup andthenifthespeedincreaseisnotnormally DetectedbyH WorS W Causeofproblem Compressorconnec...

Page 158: ...rrentflowingintheIPM DetectedbyH WorS W Causeofproblem Installationdefective Comp defective PBAdefective Connectionwireerror Motordefective Outdoor unit display INVERTER1PBA INVERTER2PBA JudgmentMetho...

Page 159: ...e Power Off as in case of IPM failure 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 i...

Page 160: ...p system 1 Power Off 2 Wait more than 15 minutes after the 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...

Page 161: ...to compressor and DC Reactor 4 Prepare the digital multi tester Division Measured Point Criterion Remark Measure the resistance values P IGBT U More than 500K Measurement error can occur for reasons s...

Page 162: ...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...

Page 163: ...erature comp Hz cooling capacity Root cause Bad contact of IPM cause by faulty bolt Test 5 27 5 28 case 1 case 2 case 3 upper PBA change lower PBA change exchange PBA position each other Upper PBA inv...

Page 164: ...2 Current2 14 2 19 3 IPM1 88 85 IPM2 90 86 Reattach 2 Solved Date 5 28 5 29 OD Temp 38 38 High pressure 30 5 30 4 Low pressure 10 9 11 4 Comp1 52 52 Comp2 55 55 Current1 12 3 15 3 Current2 10 3 14 2 I...

Page 165: ...esult Possibility 1 Loose screw connection between IGBT module and heat sink 2 No thermal grease on Heat sink 3 Defect of related electronic component Treatment 1 Check status of screws on IGBT module...

Page 166: ...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...

Page 167: ...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...

Page 168: ...Samsung Electronics 165 5 PBA Diagram and Parts List 5 1 ASS Y PBA MAIN Push buttons Type...

Page 169: ...E SENSOR 7 ZERO CROSSING 8 GND 9 VCC CN901 DRED OPT1 MODE SELECTOR CN85 CONDITION CHECK CN86 EXTERNAL CONTROL 1 KEY3 2 GRID 3 KEY4 4 GND 5 VCC 1 KEY3 2 GRID 3 KEY4 1 12V 2 ERROR CHECK OUT 3 12V 4 COMP...

Page 170: ...PBA Diagram and Parts List Samsung Electronics 167 5 1 ASS Y PBA MAIN cont DIP S W Type...

Page 171: ...01 DRED OPT1 MODE SELECTOR CN85 CONDITION CHECK 1 12V 2 INVERTER INRUSH OUT 3 INVERTER COMM 4 GND 5 HIGH PRESSURE SENSOR 6 LOW PRESSURE SENSOR 7 ZERO CROSSING 8 GND 9 VCC 1 KEY3 2 GRID 3 KEY4 4 GND 5...

Page 172: ...PBA Diagram and Parts List Samsung Electronics 169 5 2 ASS Y PBA MAIN HUB AC...

Page 173: ...P SENSOR CN46 SUCT CN44 TEMP SENSOR CN906 SNOW SENSOR 1 LIQUID 2 LIQUID 3 COMP2 DISCHARGE 4 COMP2 DISCHARGE 5 COMP2TOP 6 COMP2TOP 1 SUCTION 2 2 SUCTION 2 3 GND 4 GND 6 GND 1 SUCTION 1 2 SUCTION 1 3 EV...

Page 174: ...PBA Diagram and Parts List Samsung Electronics 171 5 2 ASS Y PBA MAIN HUB cont DC...

Page 175: ...1 CN705 HOTGAS BYPASS2 CN703 EVI BYPASS CN716 OD EEV VALVE CN711 OIL RETURN VALVE 1 HOTGASBYPASS2 2 HOTGASBYPASS2 1 EVIBYPASS1 2 EVIBYPASS1 1 ODEEVVALVE 2 ODEEVVALVE 1 ACCUMOILRETURNVALVE 2 ACCUMOILRE...

Page 176: ...PBA Diagram and Parts List Samsung Electronics 173 5 3 ASSY PBA INVERTER Model AM080 100 120 200FXWANR AM072 096 120 192HXWAF J R...

Page 177: ...TRST 4 TDO 5 TCK 6 TDI 7 TMS 8 9 GND 10 VCC CN32 MAINCOMM REACTOR WIRECONNECTION CN91 FANDC CN15 FANDCLINK 1 12V MAIN 2 IN SMPS RELAY 3 COMM IN 4 GND MAIN 1 REACTOR 2 REACTOR 1 18V 2 GND 3 5V FAN 4 A...

Page 178: ...PBA Diagram and Parts List Samsung Electronics 175 5 3 ASSY PBA INVERTER cont Model AM300KXWANR AM240KXWAF J R...

Page 179: ...9 GND 10 VCC CN32 MAINCOMM CN702 REACTOR1 CN701 REACTOR2 CN91 FANDC 1 12V MAIN 2 IN SMPS RELAY 3 COMM IN 4 GND MAIN 1 REACTOR1 1 REACTOR2 1 18V 2 GND 3 5V FAN 4 AD SELECT CN15 FANDCLINK CN13 ACPOWER R...

Page 180: ...d Parts List Samsung Electronics 177 CN23 INVERTER220V CN21 FANA CN22 MAIN220 RST RSTINPUT 1 AC 2 3 AC 1 R 2 S 3 T 1 AC 2 AC T IN S IN R IN 5 4 ASS Y PBA EMI Model AM080 100 120 200FXWANR AM072 096 12...

Page 181: ...PBA Diagram and Parts List Samsung Electronics 178 5 4 ASS Y PBA EMI cont Model AM300KXWANR AM240KXWAF J R...

Page 182: ...UNICATION CN501 COMMUNICATION 1 ACLIVE 2 3 ACNEUTRAL 4 5 ACNEUTRAL 1 ACLIVE 2 3 ACNEUTRAL 1 EARTH PE 1 R OUT CN106 SOUT CN107 TOUT CN41 EARTH CN101 RIN 1 S OUT 1 T OUT 1 EARTH PE 1 R IN CN102 SIN CN10...

Page 183: ...PBA Diagram and Parts List Samsung Electronics 180 CN44 CN36 CN 44 CN45 CN55 1 F1 2 F2 1 OF1 2 OF2 1 R1 2 R2 GND 1 F1 2 F2 3 OF1 4 OF2 5 R1 6 R2 5 5 SUB COMM...

Page 184: ...Samsung Electronics 181 Samsung Electronics 182 6 Wiring Diagram This Document can not be used without Samsung s authorization 6 1 AM080 100 120 200FXWA...

Page 185: ...Samsung Electronics 183 Wiring Diagram Samsung Electronics 184 This Document can not be used without Samsung s authorization 6 2 AM300FXWA...

Page 186: ...y that the equipment is connected only to a supply with a short circuit power Ssc greater than or equal to Ssc 2 Ssc 2 Model Ssc MVA AM080FXWA66 3 9 AM100FXWA66 3 9 AM120FXWA66 4 8 AM200FXWA66 7 7 AM3...

Page 187: ...door unit by using a CD connector or bushing Make sure to use insulating bushing Specification of the protection tube Name Temper grade Applicable conditions Flexible PVC conduit PVC When the protecti...

Page 188: ...allValve Gaspipe BV_G OutdoorFanMotor1 OFM1 OutdoorFanMotor2 OFM2 Thermistor Ambient T_A Thermistor CondOut T_CO HeatExchanger Main HX_M Thermistor Suctionpipe T_S CheckValve EEVBypass CV_EB Electroni...

Page 189: ...essure exceeds the set pressure and protects the system 11 Main EEV Electronic ExpansionValve Main E_M By controlling the amount of refrigerant during the heating operation and it controls the superhe...

Page 190: ...ng operation and escape judgment 25 EVI InTemp Sensor Thermistor EVI In T_EI Measure the temperature of the intercooler inlet pipe EVI EEV side It is used to determine the superheat of the EVI In Out...

Page 191: ...Samsung Electronics 190 Piping Diagram 7 1 1 AM300KXWANR AM240KXWAF J R DVM S Water Heat Recovery This Document can not be used without Samsung s authorization 7 1 Piping Diagram cont...

Page 192: ...Piping Diagram Samsung Electronics 191 7 1 2 AM200FXWANR AM192HXWAF J R DVM S Water Heat Recovery This Document can not be used without Samsung s authorization 7 1 Piping Diagram cont...

Page 193: ...Samsung Electronics 192 Piping Diagram 7 1 3 AM300KXWANR AM240KXWAF J R DVM S Water Heat Recovery This Document can not be used without Samsung s authorization 7 1 Piping Diagram cont...

Page 194: ...nMotor IFM Cooling OutdoorHeatExchanger OHX IndoorFanMotor IFM Cooling OutdoorHeatExchanger OHX IndoorFanMotor IFM Cooling OutdoorHeatExchanger OHX IndoorFanMotor IFM Cooling OutdoorHeatExchanger OHX...

Page 195: ...as HighTemperature pressureLiquid LowTemperature pressureGas LowTemperature pressureLiquid Coolingoperation Maincoolingoper Heatingoperation Mainheatingoper Unit Outdoorunit MCU Indoorunits Outdooruni...

Page 196: ...e pressureLiquidS Outdoorunit MCU Indoorunits Outdoorunits MCU Unit 1 2 3 4 6 7 8 9 5 Heating OutdoorHeatExchanger OHX IndoorFanMotor IFM Heating OutdoorHeatExchanger OHX IndoorFanMotor IFM Heating Ou...

Page 197: ...nMotor IFM Heating OutdoorHeatExchanger OHX IndoorFanMotor IFM Heating OutdoorHeatExchanger OHX IndoorFanMotor IFM Cooling OutdoorHeatExchanger OHX IndoorFanMotor IFM Heating OutdoorHeatExchanger OHX...

Page 198: ...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...

Page 199: ...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...

Page 200: ...essor 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 t...

Page 201: ...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...

Page 202: ...to the target high pressure Control specifications in detail In cooling case The capacity of a compressor is controlled by assuming the target pressure during cooling operation Measure pressure using...

Page 203: ...evaporated pressure of the indoor unit despite the target pressure met The level of rise and fall of the pressure within the pipe is recognized considering the evaporated pressure using evap in In ca...

Page 204: ...WR ORDG Q FDVH WKH PHDVXUHG YDOXH LV KLJKHU WKDQ WKH WDUJHW SUHVVXUH ORZHU WKH RSHUDWLQJ FDSDFLW RI WKH FRPSUHVVRU DFFRUGLQJ WR IX FRQWURO FRQVLG HULQJ WKDW WKH RSHUDWLQJ FDSDFLW LV KLJKHU FRPSDUHG WR...

Page 205: ...unit according to the outdoor unit capacity ratio Control specifications in detail It shall be operated according to priority to prevent operational time from being concentrated on any of outdoor uni...

Page 206: ...ILFLHQF RI a LV EHWWHU WKDQ KLJKHU IUHTXHQF DFK XQLW ZLOO GHFLGH LQGLYLGXDOO 7KH FDSDFLW RI WKH RXWGRRU XQLW DQG D FRPSUHVVRU VKDOO EH GLVWULEXWHG WR RSWLPL H LWV SHUIRUPDQFH ZLWK HDFK RSHU DWLQJ 7KH...

Page 207: ...ion leave Main EEV fully open In case of heating operation control the Main EEV by assuming the outdoor unit SH In case that DSH is over the setting value control it via SH control Make sure to perfor...

Page 208: ...at 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 co...

Page 209: ...ontrol specifications in detail 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 heating low pressure is below 2 6kgf cm2...

Page 210: ...refrigerant is bypassed via the valve which flows into the cooling indoor units As a result there is insuf ficient refrigerant in active indoor units that are under heating mode HR Only Control speci...

Page 211: ...the conditions required to close the valve are satisfied Compressor Coil Heater CCH Purpose Prevent compressor failure due to liquid compression or poor lubrication during compressor start up Concept...

Page 212: ...ressors 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 indoor...

Page 213: ...compression Control specifications in detail Condition s required to enter Cold Start mode A or B C D B Max Ttop Tdis 30 C Less than 12 hours after the power supply D Cooling Water temp 20 Heating Wat...

Page 214: ...rt 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 if none of the co...

Page 215: ...e 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...

Page 216: ...g 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_w 40 or 50Hz Off Close T_w 38 and 65Hz Solenoid Valve EVI V_EVI Oper...

Page 217: ...Samsung Electronics 216 Piping Diagram 7 3 Functions cont 7 3 2 3 Normal operation modes cont 7 3 2 Control cont Refrigerant Flow Heat Recovery...

Page 218: ...V_EVI2 Solenoid Valve EVI 1 V_EVI1 Compressor1 COMP1 COMP2 T_D2 T_CT2 Thermistor Discharge pipe1 T_D1 PW_H2 OS2 CV_D2 OilSeparator1 OS1 PressureSensor High PS_H SolenoidValve 4Way V_4W Pressure Switc...

Page 219: ...Samsung Electronics 218 Piping Diagram 7 3 Functions cont 7 3 2 3 Normal operation modes cont 7 3 2 Control cont Heat Recovery...

Page 220: ...Electronic Expansion Valve EVI EVI EEV E_EVI Operation Subcooling control default SC 20k Range 0 480step Solenoid Valve 4way V_4W Operation Off Solenoid Valve EVI Bypass V_EB Operation On Open T_w 40...

Page 221: ...Samsung Electronics 220 Piping Diagram Refrigerant Flow 7 3 Functions cont 7 3 2 3 Normal operation modes cont 7 3 2 Control cont...

Page 222: ...trol Range 125step 2000step Electronic Expansion Valve EVI EVI EEV E_EVI Operation Vapor injection control Range 0 480step Solenoid Valve 4way V_4W Operation On Solenoid Valve EVI Bypass V_EB Operatio...

Page 223: ...Samsung Electronics 222 Piping Diagram Refrigerant Flow 7 3 Functions cont 7 3 2 3 Normal operation modes cont 7 3 2 Control cont...

Page 224: ...arting oil collecting operation Oil collecting operation will begin 7 hours after outdoor unit starts to operate but time might be reduced depending on the operating condition of compressor in operati...

Page 225: ...Samsung Electronics 224 Piping Diagram Refrigerant Flow Heat Pump Cooling Heat Pump Heating 7 3 Functions cont 7 3 2 4 Special operation modes cont 7 3 2 Control cont...

Page 226: ...Piping Diagram Samsung Electronics 225 Refrigerant Flow Heat Recovery Cooling 7 3 Functions cont 7 3 2 4 Special operation modes cont 7 3 2 Control cont...

Page 227: ...Samsung Electronics 226 Piping Diagram 7 3 Functions cont 7 3 2 4 Special operation modes cont 7 3 2 Control cont Refrigerant Flow Heat Recovery Heating...

Page 228: ...at 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...

Page 229: ...state for 3 min stop the compressors and trigger an error E410 Control of the Hot Gas Bypass Valve Open the valve if low pressure is 3 2kgf cm2 g Close the valve if low pressure is 4 2kgf cm2 g Others...

Page 230: ...HD 3 RZQ UHOHDVH RZQ UHOHDVH ROG UHOHDVH RZ 3UHVVXUH NJI FP J RPSUHVVRU 7ULS UHOHDVH RZ 3UHVVXUH NJI FP J IRU PLQ Heating Compressor trip E410 after staying in this phase for a max of 3 min 7 3 Functi...

Page 231: ...ion is raised and the compressor frequency is increased This will increase the compression ratio Compression ratio High Pressure kgf cm2 g 1 03 Low Pressure kgf cm2 g 1 03 Control specifications in de...

Page 232: ...st step EVIEEV Open EVIEEV is forcibly opened 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...

Page 233: ...predefined model specific frequency 3rd step Comp Trip If in critical state for 10 min stop the compressors and trigger an error E428 1RUPDO 2SHUDWLRQ RROLQJ 7DUJHW 6 7DUJHW 3 NJI FP J HDWLQJ 7DUJHW...

Page 234: ...st step EVIEEV Open EVIEEV is forcibly opened 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...

Page 235: ...superheat changes to 6 K if the DSH is 10 K or lower QWKDOS 3UHVVXUH 3K LDJUDP IWHU 6 SURWHFWLRQ HIR UH 6 SURWHFWLRQ 6 LQFUHDVH 6 LQFUHDVH 1RUPDO 2SHUDWLRQ 6 First heating release the target SH is 3...

Page 236: ...red 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...

Page 237: ...lue 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 Control specifications in detail The frequency...

Page 238: ...essary 2nd step HP down The frequency is forcibly lowered by 1Hz at specified intervals 3RD step Comp trip Compressors stop and an error is triggered E462 7 KROG PSHUH 3 RZQ PSHUH RPS 7ULS PSHUH Compr...

Page 239: ...re at the entrance of indoor unit heat exchangers Control specifications in detail The compressor operation frequency is controlled according to the temperature of indoor unit heat exchangers as shown...

Page 240: ...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...

Page 241: ...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...

Page 242: ...at the higher tem perature 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...

Page 243: ...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...

Page 244: ...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...

Page 245: ...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...

Page 246: ...p 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...

Page 247: ...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...

Page 248: ...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...

Page 249: ...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...

Page 250: ...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...

Page 251: ...rolled 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 value is set...

Page 252: ...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 2 0 0 100 default 0 1 95 0...

Page 253: ...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...

Page 254: ...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...

Page 255: ...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...

Page 256: ...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...

Page 257: ...If the Channel address is set the same channel address is assigned to the sub outdoor units indoor units and MCUs connected to a main outdoor unit Control specifications in detail Input unit Seg1 Seg...

Page 258: ...set the same channel address is assigned to the sub outdoor units indoor units and MCUs connected to a main outdoor unit Control specifications in detail Input unit Seg1 Seg2 Seg3 Seg4 Expand operati...

Page 259: ...door units is restricted taking into account the capacity of indoor units and the outdoor temperature Control specifications in detail The maximum operation capacity is restricted taking into account...

Page 260: ...y switches Step Display content Display At initial power input Checking segment display SEG 1 SEG 2 SEG 3 SEG 4 8 8 8 8 While setting communication between indoor and outdoor unit Addressing Number of...

Page 261: ...ition setting To optimize the refrigerant control of the system according to the installa tion condition 09 Long piping condition setting To optimize the system control according to the installation c...

Page 262: ...ecting outdoor unit address ON ON Outdoor unit address No 1 Main unit ON OFF Outdoor unit address No 2 Sub unit 1 OFF ON Outdoor unit address No 3 Sub unit 2 OFF OFF Outdoor unit address No 4 Sub unit...

Page 263: ...ity increasing for cooling operation Just leave it on position Used to be expressed with Anti dewing operation Function Use default No use Setting K6 on K6 off In humid condition it s easy to be dewin...

Page 264: ...different error will be displayed E201 IDU Quantity Ex IDU 6ea Ex IDU 26ea 10 digit 1 digit 0 2 2 6 4 Quantity of MCU To set the quantity of connected MCU Main outdoor unit only If the quantity of MC...

Page 265: ...save exit system will be reset Quantity of indoor units Step3 Press K1 Ready to set Step5 K2 x n times Tens digit 0 6 Ex 03 3 units 64 64 units K4 x n times Ones digit 0 9 Step6 If it is heat recovery...

Page 266: ...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...

Page 267: ...nction 1 or 2 will be displayed on Seg 4 Seg 1 and Seg 2 will display the number for selected option Seg 3 and Seg 4 will display the number for set value of the selected option 2 If you have entered...

Page 268: ...decrease 0 1 2 5 0 2 2 6 0 3 2 7 0 4 2 9 0 5 3 0 0 6 3 1 0 7 3 2 0 8 3 3 Current restriction rate Individual 0 3 0 0 100 Factory default 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...

Page 269: ...isable Main 1 4 0 0 Disable This function is not applicable for this model 0 1 Disable Circulation water flow control Individual 1 5 0 0 Disable Factory default 0 1 7 10 V When variable flow control v...

Page 270: ...fer to Table 2 Figure 4 and the configuration section of the indoor unit installation manual Table 2 Option settings for auxiliary heat The indoor unit firmware may need to be updated depending on the...

Page 271: ...xiliary heat will energize Auxiliary heat will remain in operation until the indoor unit heat set point is satisfied If Digit 18 is set to 3 4 or 5 the auxiliary heat will remain unenergized until cal...

Page 272: ...6 8 CKP 2 UURUB B287387 203B B287387 6 6 0 6 CKP 2 7 51 B 21725 1387 0 Setting outdoor unit option switch and key function Optional item Input unit SEG1 SEG2 SEG3 SEG4 Function of the option Remarks S...

Page 273: ...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...

Page 274: ...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...

Page 275: ...r Wired Remote controller DMS 2 Mode master indoor unit setting is simply selecting an indoor unit that will become standard among many indoor units to prevent mixed operation which one or more indoor...

Page 276: ...rrectly colored wire refer to Figure 3 on the supplied wiring harness into the hole below the screwdriver Use caution to prevent damage to the tabs 4 Repeat for the other two wires Figure 1 Mode Selec...

Page 277: ...itch 9 Re assemble the Mode Select Switch refer to Figure 1 10 Restore power to the outdoor unit Figure 3 Connecting the Mode Select Switch to the outdoor unit Operation The mode select switch is a co...

Page 278: ...only Open Open Cooling Heating Red Blue White OPT1 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...

Page 279: ...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...

Page 280: ...codes see the error codes and troubleshooting guide in the service manual for other error codes Error code Description Remarks E503 Ball valve service valve locked To resolve NG items see the trouble...

Page 281: ...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...

Page 282: ...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...

Page 283: ...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...

Page 284: ...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...

Page 285: ...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...

Page 286: ...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...

Page 287: ...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...

Page 288: ...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...

Page 289: ...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...

Page 290: ...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...

Page 291: ...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...

Page 292: ...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...

Page 293: ...the amount of refrigerant can be forced to shut down If did not operation for a long time or when running the heating operation the accuracy may be lower Therefore carried out for more than 30 minutes...

Page 294: ...hip General Temp Module 7 Rating Voltage E 1 220 240V 50Hz G 3 380 415V 50Hz F 208 230V 60Hz 3 J 460V 60Hz 3 N 380 415V 50 60Hz 3 8 Mode Function H Heat Pump R Heat Recovery 2 Capacity 3Digit HP x 1 1...

Page 295: ...der applicable International and or domestic law Samsung Electronics Co Ltd February 2017 Printed in Korea Code No AC 00185E_1 631 2 6 59 3 571 5 1 7 25 UHD HE 6LWH XURSH 6 0LGHDVW IULFD JVSQ VDPVXQJF...

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