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Samsung Electronics

134

Troubleshooting

4-3-45  DC Link voltage sensor error

Outdoor unit display

  (INVERTER1 PBA)                    

  (INVERTER2 PBA)

  (OUTDOOR FAN 1 PBA)       

Judgment Method

∙  DC voltage detection : Error judgment where the voltage 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 Connector

Power Off

 Replace FAN PBA 

E496

E469

 Replace No1 INVERTER PBA 

E369

 Replace No2 INVERTER PBA 

1.  Cause of problem

DC power wire (Inv. PBA)

DC power wire (Fan PBA)

4-3 Appropriate Measures for Different Symptom 

(cont.)

Содержание AM038KXWDCH

Страница 1: ...R6 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 and Parts List 6 Wiring Diagram 7 Piping Diagram 8 Key Options 9 Test Operation 10 Nomenclature ...

Страница 2: ... S Water Exploded View 13 AM038 048 055KXWD 13 غ 8 12HP DVM S Water Exploded View 14 AM080 100 120FXWA 14 AM072 096 120HXWA 14 غ 20 30HP DVM S Water Exploded View 15 AM200 300 XWA 15 AM192 240 XWA 15 2 2 Model names of Indoor Outdoor Unit 16 2 2 1 Outdoor unit combination 16 غ Premium Energy Efficiency Type AM FXWANR 16 غ Premium compact type AM KXWANR 16 غ Premium Energy Efficiency Type AM KXWDCH...

Страница 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 error of the Outdoor Unit C Box 88 4 3 7 Internal PBA Communication error of the Outdoor Unit C Box 89 4 3 8 MCU branch part setup error inconsecutive connection with the use of 2 branch parts 91 4 3 9...

Страница 4: ...vercurrent 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 Option setting error of outdoor unit 137 4 3 49 Error due to using single type outdoor unit in a module installation 138 4 3 50 Indoor unit and MCU address duplication error 139 4 4 Case study for tro...

Страница 5: ... DVM 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 R 194 7 2 3 Heating operation H R 195 7 2 4 Main heating operation H R 196 7 3 Functions 197 7 3 1 Basics 197 8 KeyOptions 259 8 1 System Configuration 259 8 2 List of Field Setting Items 260 8 ...

Страница 6: ...tic 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 and stereos This can cause irregular noise or degrade the picture quality O Please make sure the customer does not directly repair the product Arbitrary dismantling may result in electric shock or fir...

Страница 7: ...sing 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 Supplement of Air Conditioner Refrigerant O Precisely calculate the refrigerant by using a scale and S net and proceed with the test operation Excessive supplement can cause harm to the product sinc...

Страница 8: ...ndoor 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 WATER air conditioning system is much more economical to install as it has a small footprint and lightweight design but a large 30 horsepower HP capacity So instead of installing three 10HP units you onl...

Страница 9: ...ture 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 feature Basic 10Ton 10Ton After changed DVM S Water 20Ton Cabinet Save Installation Space by 33 compared to basic 1 0 m2 0 6 m2 33 Save Save Weight by 15 Compared to basic Basic 10Ton 10Ton 320kg 70...

Страница 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 Picture AM080 100 120 200FXWANR AM072 096 120 196FXWAF J R AM300KXWANR AM240KXWAF J R Changed part Changed item and feature AM080 100 120 200FXW AM72 096 120 196HXW AM300KXW AM240KXW CONTROL BOX PBA WI...

Страница 11: ...e 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 PCB Applied inverter Compressor Refrigerant cooling method Magnet S W ױ Did Power Relay mount to PCB ׯ EMI PCB 3 phase power EMI PCB Fuse mount ׯ Communication Terminal block Did Communication Terminal b...

Страница 12: ...nt due to high capacity compressor Increases capacitor s capacity Applies EMI coil on board Deletes core in wire EMI PBA Develops 50A EMI PBA ױ Increases coil size and fuse capacity Improves EMI characteristic Communication Terminal block Did Communication Terminal block mount to PCB ׯ Water Hub PCB Water Hub PCB External contact for DVM S WATER ׯ REACTOR Increases current due to high capacity com...

Страница 13: ...B 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 Compressor control Inverter PCB 3 4HP PF 4 5 6HP PF 5 EMI PCB Single phase power supply EMI PCB FUSE mount Water Hub PCB Water Hub PCB The external contact point of the water cooled ...

Страница 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 PCB Applied inverter Compressor Refrigerant cooling method Magnet S W ױ Did Power Relay mount to PCB EMI PCB 3 phase power EMI PCB Fuse mount Communication Terminal block Did Communication Terminal b...

Страница 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 BOX AM038 048 055KXWD6 ...

Страница 16: ...40KXWAFR 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 WAY V V Accumulator CONTROL BOX Oil separator Compressor High pressure Gas Pipe Low pressure Gas Pipe Sub Cooler Plate Heat Exchanger Receiver 2 1 Feature of Product cont ...

Страница 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 BOX Liquid Pipe 4 WAY V V Accumulator CONTROL BOX Oil separator Compressor High pressure Gas Pipe Low pressure Gas Pipe Sub Cooler Plate Heat Exchanger Receiver ...

Страница 18: ...48 055KXWD 2 1 Feature of Product cont ASSY CABINET PARTS ل 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 DVM WATER UG8T300FUBJSG UG5T450FUEJXSG ASSY CONTROL OUT Model 038 048 055 DVM WATER 20A ...

Страница 19: ...120HXWA 2 1 Feature of Product cont ASSY CABINET PARTS ل 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 52CC 1 52CC 1 66CC 1 ASSY CONTROL OUT Model 8HP 10HP 12HP DVM WATER 35A ل Refrigerant cooling system for IPM ...

Страница 20: ...WA 2 1 Feature of Product cont ASSY CABINET PARTS ل 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 88H ACH220EQ 70M ASSY CONTROL OUT Model 20HP 30HP DVM WATER 35A 2 50A 2 ل Refrigerant cooling system for IPM ...

Страница 21: ... units can be allowed from 50 to 130 of the total outdoor unit capacity 0 5 Σ Outdoor unit capacity Total capacity of the connected indoor units 1 3 Σ Outdoor unit capacity ఐ You can connect maximum 64 indoor units to the outdoor unit Maximum quantity of connectable indoor unit is set to 64 since outdoor unit only support up to 64 communication address Indoor unit address can be assigned from 0 63...

Страница 22: ...ndoor unit may decrease ሪ Total capacity of the connected indoor units can be allowed from 50 to 130 of the total outdoor unit capacity 0 5 Σ Outdoor unit capacity Total capacity of the connected indoor units 1 3 Σ Outdoor unit capacity ఐ You can connect maximum 64 indoor units to the outdoor unit Maximum quantity of connectable indoor unit is set to 64 since outdoor unit only support up to 64 com...

Страница 23: ... 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 ሪ Make sure to use an indoor unit that is compatible with DVM S Water GEO ሪ Indoor units can be connected within the range indicated in following table ሪ If the total capacity of the connected indoor units exceeds the indicated maximum capacity cooling and heating capacity of the indoor unit may decre...

Страница 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 HSPduct Ceiling Console Neoforte Neoforte with EEV Hydrounit HE Hydrounit HT ERVplus ...

Страница 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 duct HSP duct Ceiling Console Neo forte Neo forte with EEV Hydro unit HE Hydro unit HT ERV plus ...

Страница 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 52 AM520FXWANR2 28 AM280FXWANR2 60 AM600FXWANR2 30 AM300FXWANR2 32 AM320FXWANR2 غ Premium Energy Efficiency Type AM FXWANR 2 2 Model names of Indoor Outdoor Unit cont 2 2 3 Outdoor unit ...

Страница 27: ...Unit 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 AM680KXWANR1 46 AM460KXWANR1 70 AM700KXWANR1 48 AM480KXWANR1 80 AM800KXWANR1 50 AM500KXWANR1 90 AM900KXWANR1 52 AM520KXWANR1 54 AM540KXWANR1 ...

Страница 28: ...a Ton 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 16 AM192HXWA R 38 AM456HXWA R2 18 AM216HXWA R2 40 AM480HXWA R2 20 AM240HXWA R2 42 AM504HXWA R2 22 AM264HXWA R2 48 AM576HXWA R2 24 AM288HXWA R2 26 AM312HXWA R2 Capa Ton Model Name Model 3 AM038KXWD...

Страница 29: ...2 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 AM552KXWA R1 30 AM360KXWA R1 48 AM576KXWA R1 34 AM408KXWA R1 50 AM600KXWA R1 36 AM432KXWA R1 38 AM456KXWA R1 ...

Страница 30: ... S 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 indoor units mustbe100 orlower It is not possible to oper atecommonindoorunits and hydro units simulta neously DVM S Water OAP HP only O O O 64 50 100 OAP must be lower than 30 of outdoor unit capacity ...

Страница 31: ...r 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 Pressure Switch Check valves Solenoid valves AM HXWAF J R AM KXWAF J R 6 1 2 1 6 8 8 10 16 2 2 7 9 20 ...

Страница 32: ... 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 Brazeconnection Φ mm 9 52 9 52 12 7 12 7 15 88 Φ inch 3 8 3 8 1 2 1 2 3 4 GasPipe Type Brazeconnection Φ mm 19 05 22 22 28 58 28 58 34 92 Φ inch 3 4 7 8 1 1 8 1 1 8 1 3 8 DischargeGasPipe Type Brazeconnection Φ m...

Страница 33: ...8 Gas Pipe Type Braze connection Braze connection Braze connection Braze connection Braze connection Braze connection Braze connection Braze connection Φ mm 15 88 19 05 19 05 19 05 22 22 28 58 28 58 28 58 Φ inch 5 8 3 4 3 4 3 4 7 8 1 1 8 1 1 8 1 1 8 Discharge Gas Pipe HR Φ mm 15 88 19 05 22 22 28 58 28 58 Φ inch 5 8 3 4 7 8 1 1 8 1 1 8 Heat lnsulation Both liquid and gas pipes Both liquid and gas ...

Страница 34: ... 1stBranch 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 50 164 50 164 Leveldifference IUDInhighestpostion MAX m ft 40 131 40 131 40 131 40 131 40 131 Level difference IDU IDU MAX m ft 50 164 50 164 50 164 50 164 50 164 Refrigerant Type R410A R410A R410...

Страница 35: ...ly 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 ERV Olny DVM CAC Wired Remote Controller MWR WW00N EHS Only EHS Receiver KIT MRK A10N DVM CAC Zone Controller MWR ZS00N Master controller Damper controller DVM CAC Zone Controller MWR ZS10N Slave co...

Страница 36: ...CM 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 BACnet Gateway MIM B17BN DVM CAC Lonworks Gateway MIM B18BN DVM CAC External Contact Interface Module MIM B14 DVM CAC MTFC MultiTenant Function Controller MCM C210N DVM SIM Signal Interface Module MIM B...

Страница 37: ...nterface 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 S Checker MIM C10N DVM CAC S Converter MIM C02N DVM CAC Others External Room Sensor MRW TA DVM CAC Operation Mode Selection Switch MCM C200 DVM Transformer Kit MVR TK024 DVM SWater ...

Страница 38: ...3800M 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 Distribution Header MXJ HA2512M 45 0 kW and below for 4 rooms MXJ HA3115M 70 3 kW and below for 8 rooms MXJ HA3819M Over 70 3 kW 135 2 kW and below for 8 rooms MCU MCU S6NEE1N 56kW 6 indoor units MCU S4NEE1N...

Страница 39: ...2 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 cassette S Waffle Black PC4NUDMAN 360 CST Square White PC4NUNMAN 360 CST Circular White PC4NBDMAN 360 CST Square Black PC4NBNMAN 360 CST Circular Black 2 6 Accessory and Option Specifications cont ...

Страница 40: ...uct 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 MDP E075SEE3D Silm Duct 2 0 14 0 kW MDP G075SP Duct S External All Capacities MDP G075SQ Duct S Internal 3 5 kW 14kW AHU KIT MXD K025AN 7 0 kW 8 75kW MXD K050AN 14 0 kW 17 5kW MXD K075AN 21 0 kW 26 ...

Страница 41: ...roller 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 DMS2 5 MIM D01AN DVM CAC S NET3 MST P3P DVM CAC Gate Way BACnet Gateway MIM B17BN DVM CAC Lonworks Gateway MIM B18BN DVM CAC External Contact Interface Module MIM B14 DVM CAC MTFC MultiTenant Function C...

Страница 42: ...PC1NWSMAN ل PC1BWSMAN ل PC2NUSMEN Stripe ل DRAIN PUMP MDP N047SNC0D ل MDP N047SNC1D ل MDP M075SGU1D ل ل MDP M075SGU2D ل MDP M075SGU3D ل MDP E075SEE3D ل MDP G075SP External All Capacities ل MDP G075SQ Internal ل S Plasma Ion KIT MSD CAN1 ل ل MSD EAN1 ل Motion detect Sensor MCR SMA ل ERV CO2 Sensor MOS C1 ل EEV KITS MEV E SA 1Indoor ل MXD E K A 2 3 Indoor ل MCU KIT MCU S6NEE1N Below 6 IDU Below 56 k...

Страница 43: ...dditional 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 high pressure Refrigerant charging hose Need exclusive one since there is risk of refrigerant leakage or inflow of impurities Vacuum pump Pipe drying Compatible Use products which contain the check va...

Страница 44: ...rating 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 Switch K1 K4 Trial operation Pump down operation S NET connection specific operation information and the cycle related status value can be viewed Inspection window Screw Rain cover 3 2 Disassembly and...

Страница 45: ...rame 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 removing the front cabinet 3 Removing the cabinet top Unfasten the eight screws on the cabinet front slightly lift the cabinet top 1 2 Supportive tabs 3 2 Disassembly and Reassembly cont 3 2 2 Removal Instr...

Страница 46: ...xcover TheControlBoxcoverdoesnotfalloffthedeviceevenwhen thescrewsareunfastened duetothesupportivetabatthetop Asshownintheimage pullthelowerpartofthecoverwhile holdingthelowerpartandremovethecoverfromthesupport ivetab Thenpullupthecovertoremoveit The power connection box is attached to the lower part of the Control Box The power connection box is protected by the metal cover to ensure safety Contr...

Страница 47: ...lock 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 insulation tape to wrap each power cable before storage to prevent the cables from coming into contact with each other AM080 100 120FXWA AM200 300 XWA AM072 096 120HXWA AM192 240 XWA Terminal block cover...

Страница 48: ...lectronics 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 3 2 3 Disconnecting the Power Supply ...

Страница 49: ...pressor and then disconnect the power cables ఐWhen 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 cause a fire Exercise caution ఐTerminal fastened with a torque 0f 25 35 kgf m C124 Separate the velcro on the soundproofing felt covering the compressor and remove the felt from the compressor Remove...

Страница 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 separating the welded joints ఐ When reassembling it after inspection be sure to tight ly fasten the screws Check the cable connection for the U V and W phases A loosely fastened screw may cause a fire Be s...

Страница 51: ...e winter day 2 Refer to factory charging refrigerant had registered to Label of outdoor unit 3 Can get help that decide an addition refrigerant quantity if use refrigerant quantity decision function that use S Checker 6 Turn off the power linked by outdoor unit 7 Separate compressor that broke down from outdoor unit ఐ Confirm through manifold gauge whether refrigerant of outdoor unit was reclaimed...

Страница 52: ...dd oil to outdoor unit as much as relevant weight if is heavy than weight of compressor that weight of compressor that is changed to locality is changed newly Quantity kg of added oil Weight kg of compressor that broke down Weight kg of newly change compressor If quantity of calculated addition oil passes over 1kg quantity of add oil does by 1kg Problem of that is blocked in oil circulation of rem...

Страница 53: ...ust 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 the six welded joints 1 Oil Separator 2 Accumulator 3 Receiver 3 2 Disassembly and Reassembly cont 3 2 6 Removal Instructions for Tank ...

Страница 54: ...rk 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 Disassembly and Reassembly cont 3 2 6 Removal Instructions for Tank cont ...

Страница 55: ...ark 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 Disassembly and Reassembly cont 3 2 6 Removal Instructions for Tank cont ...

Страница 56: ...located 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 part towards you Control PBA 3 2 Disassembly and Reassembly cont 3 2 6 Removal Instructions for Tank cont ...

Страница 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 Hub PBA 3 2 Disassembly and Reassembly cont 3 2 7 Removal Instructions for the Hub PBA ...

Страница 58: ...isassembly 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 cont ...

Страница 59: ...ung 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 Assy ...

Страница 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 3 2 Disassembly and Reassembly cont 3 2 8 Removal Instructions for the Control Panel Assy cont ...

Страница 61: ...pper part of the power module on the front ᐓ DC_Reactor 1 ᐔ DC_Reactor 2 ᐕ EMI PBA 2 ᐖ EMI PBA 1 DC_Reactor 1 DC_Reactor 2 AM240KXWAFR AA AM300KXWANR EU DC_Reactor 1 DC_Reactor 2 AM240KXWAJR AA 3 2 Disassembly and Reassembly cont 3 2 8 Removal Instructions for the Control Panel Assy cont ...

Страница 62: ... wire screws for the compressor and reactor ᐮ Remove the power connector Compressor wire screws DC Reactor wire screws Power connector AM240KXWAJR AA AM240KXWAFR AA AM300KXWANR EU Compressor wire screws DC Reactor wire screws Power connector 3 2 Disassembly and Reassembly cont 3 2 9 Removal Instructions for the Inverter PBA ...

Страница 63: ...n the screws on the IPM AM240KXWAJR AA 2EA AM240KXWAFR AA AM300KXWANR EU 4EA ఐ After completing the operation fasten the cable tie as shown in the image CABLE TIE AM240KXWAJR AA Screws on the IPM CABLE TIE Screws on the IPM AM240KXWAFR AA AM300KXWANR EU 3 2 Disassembly and Reassembly cont 3 2 9 Removal Instructions for the Inverter PBA cont ...

Страница 64: ...he hook ఐ 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 performance may cause malfunction of the product 3 2 9 Removal Instructions for the Inverter PBA cont 3 2 Disassembly and Reassembly cont ...

Страница 65: ...re 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 for the DC Reactors and EMI PBA 3 2 Disassembly and Reassembly cont ...

Страница 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 Instructions for the DC Reactors and EMI PBA cont 3 2 Disassembly and Reassembly cont ...

Страница 67: ...ow Description غ 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 MICOMDownload YDW200 20BLK 6 Thecentralcontrollercommunication ...

Страница 68: ...umber 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 Outdoor unit address 1 5 times End KEY operation Press and hold 1 time Auto inspection operation KEYsetting K1 Number of press Key operation Display on segment 1 time Refrigerant charging in Cooling...

Страница 69: ... download 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 DRED PBA connecting 13 Gas leak detection using MIM B14 5 External control using MIM B14 14 6 15 Option switch 7 Comm PBA connecting OF1 OF2 16 EEPROM PBA connecting 8 Comm PBA connecting F1 F2 EEPRO...

Страница 70: ...2 K 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 Keyoperation Displayonsegment 1 time Refrigerant charging in Cooling mode K 5 BLANK BLANK 2 times Trial operation in Cooling mode K 6 BLANK BLANK 3 times Pump down all units in Cooling mode K 7 BLANK...

Страница 71: ...ing K2 key 9 to 12 times without inverter checker error code can be displayed on segment even though the outdoor unit is normal ఐ When replacing repairing the PCB cut off the power and wait until the DC voltage is discharged before replacing repairing them Wait for more than 15 minutes to allow it to discharge naturally ఐ When there were error Discharge mode of DC link voltage may not have been ef...

Страница 72: ...n 60minutes Max 10hours Etc Exceedthemaximumoperatingtimeatstopsandwaits Protectionandcontrol self diagnosisisperformed غ Refrigerant filling operation ـ Operation to filling the refrigerant compressor was fixed at a certain frequency Cooling Heating MethodofEntry K2TactSwitchonetime K1TactSwitchonetime Compressor Startingfrequency MildStartfrequency operation IndoorUnit Wholeoperation Thesettempe...

Страница 73: ...ceptcommunicationbetweenOutdoorUnitofrelevantsetafterworkingforone remaindersetmakesPumpOutadd غ Cooling Pump Down ـ RecovertherefrigerantofIndoorUnitandPipingtooutdoorside ـ Liquidpipeservicevalveandthegaspipeservicevalveoperation theoperatormanuallyneedtoclose ـ Iftheinstallationofthelongpipe Anyrefrigerantintotheoutdoorunitcannotberecovered thereforeshoulduseaseparatecontainer ـ Observelowpress...

Страница 74: ...n 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 ـ Block the Inverter PBA 3 phase relay after connected the power and through compressor DC voltage is discharging INV1 and INV2 DC voltage during discharge mode are displayed alternately Discharge mode Display Rotate the three page display as show...

Страница 75: ...ry MethodofEntry K2TactSwitch7times Startpattern Watertemperatureismorethan10 C CoolingAutoTrialOperation Watertemperatureislessthanorequalto10 C HeatingAutoTrialOperation Oilrecoverystart Oilrecoverystart Itisafter10minuteswhichSafetyStartfinishes Etc Oilrecoveryshutdownandstopthenormalpatternoftheoutdoorunitstop 4 2 Service Operation cont 4 2 1 Special Operation cont ...

Страница 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 DB82 03800A 7 AM192HXWAFR DB92 03526C DB82 03338A 19 AM080FXWAGR SC DB92 03526A DB82 03331A 8 AM240KXWAFR DB92 03337B DB82 03801A 20 AM100FXWAGR SC DB92 03526A DB82 03332A 9 AM072HXWAJR DB92 03526A D...

Страница 77: ...abet 7 SEG display 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 101 700 When displaying Error 701 800 When E206 error occurs Displays address of subordinate within the set C001 HUB C002 FAN C003 INV1 C004 INV2 When MCU error occurs Displays address of...

Страница 78: ...r 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 parts circuit E 163 Indoor unit s remote controller option input is Incorrect or missing Outdo or unit EEPROM data error E 180 Simultaneous opening of cooling heating MCU SOL V V 1st detection E 181 Si...

Страница 79: ...on temperature sensor located on MCU intercooler outlet Short or Open E 221 Error on outdoor temperature sensor of outdoor unit Short or open E 224 Error on water temperature sensor of main outdoor unit Short or Open E 225 Error on control box temperature sensor of main outdoor unit Short or Open E 231 Error on COND OUT temperature sensor of main outdoor unit Short or Open E 241 COND OUT sensor is...

Страница 80: ...ntact failure on IPM of Inverter PBA2 E 407 Compressor operation stop due to high pressure protection control E 410 Compressor operation stop due to low pressure protection control or refrigerant leakage E 416 Compressor operation stop due to discharge temperature protection control E 425 Phase reversal or phase failure 3Ø outdoor unit wiring R S T N connection error on 3 phase input E 428 Compres...

Страница 81: ...e of 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 Heat sink temperature sensor error of Fan1 E 500 Error due to overheat caused by contact failure on IPM of Inverter PBA1 E 503 Error due to alert the user to check if the service valve is closed E ...

Страница 82: ...f 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 operation is possible 4 AutoTrial Operation is completed if there is a history normal operation execution No Yes Was Auto Trial Operation Completed Power On Trial Operation available LED display the...

Страница 83: ...age then check the power outside the air conditioner and take the appropriate measures 3 If the 3 phase voltage is normal then use the 3 phase tester to display the phase of the power cable Change the power cable connection if reversed phase is displayed 4 Take the above measures press the reset key K3 and then check the power once more 5 Check the EMI PBA Fuse connection and wiring 6 If the same ...

Страница 84: ...utdoor unit s address Main address C8 Sub1 address C9 Sub2 address CA Sub3 address CB 2 The number of the indoor Units Connected to the outdoor unit can be configured by using the indoor unit installation quantity setup switch Indoor Unit Installed Quantity MCU Installed Quantity g SEG1 a f G1 G2 b c e d SEG2 g SEG3 a f G1 G2 b c e d SEG4 Outdoor Unit Display Parts Step Display content Display At ...

Страница 85: ...iption 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 to the automatic setting mode and displays the number of the connected indoor unit Ex Of 10 indoor units are connected id 10 is indicated If press the K2 K4 button shortly in the automatic setting m...

Страница 86: ...igerant 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 rated input voltage range on main terminal block R S T N No Yes Is the rated voltage of CN70 1pin to 3pin connector of the HUB PBA is supplied to within 10 Check the short circuit of HUB PBA Replace H...

Страница 87: ...hoftheoutdoorunit andpresstheresetkey K3 of theoutdoorPBAtore executetracking After2minutes findtheindoorunitwhich displaysthecommunicationerrorfortheindoorunits and checkforoverlapsinthePBAaddresssetup Iftheindoor unitaddressesareoverlapped thenacommunication errorwilloccur Inthiscase acommunicationerrorwilloccur ineveryindoorunit twoormoreunits with theaddressincorrectlyset ChangetheindoorunitPB...

Страница 88: ...ion Connector Communication IC between indoor and outdoor unit Indoor Unit Outdoor Unit Outdoor unit communication between Indoor Unit communication Transmitter communication 2 Measure the resistance of the communication IC Ɣ Measurement Method Measure the No 5 No 6 Pin resistance Measure the No 5 No 7 Pin resistance No 5 No 6 No 7 3 Defectiveness decision of the communication IC which uses a meas...

Страница 89: ...ursiftheindoorunit addressesareoverlapped Inthiscase thecommunication errorwilloccurineveryindoorunit 2ormoreunits withthe addressincorrectlyset Checkthecommunicationcableandthe connectorfortheoutdoorunitPBA andchangethePBA Ifthereisnopeculiarityintheaddress check thecommunicationcableandchangetheindoorunitPBA Yes No No Yes EssentialRequirementsbeforeChangingPBAin CaseofCommunicationError Refertop...

Страница 90: ...ss 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 display Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo ϧ ϧ ስ ስ ϧ ϧ ስ ...

Страница 91: ...ration 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 circuit inspection Service after turn off the Main Power No No Yes Is Inverter PBA1 CN32 and Fan PBA CN12 connector accurately connected Does FAN PBA LD22 LD32 LED blink Two Comp applied to the model Outdoor uni...

Страница 92: ...rter PBA Fan 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 is continued Check the wire connection status Replace the NVERETER PBA Check the wire connection status No No No No Yes Yes Yes Yes Does E205 occur after 1 minute Is INVERETER PBA CN13 co...

Страница 93: ...ting 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 Measures for Different Symptom cont ...

Страница 94: ...F 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 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 2 branch parts are...

Страница 95: ...t 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 mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo 24 27 ON Flash OFF Judgment Method The same indoor unit address was setup more than 3 tim...

Страница 96: ...㥉 4 4 2 1 5 6 0 㣄Ạ 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 mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo 24 27 ON Flash OFF Judgment Method If there is an indoor unit that is not install...

Страница 97: ...or 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 Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo 24 27 ON Flash OFF Judgment Method Occurs when the quantity of MCU is incorrectly set by the outdoor unit Occurs when same addr...

Страница 98: ...4 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 Cassette 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 Occu...

Страница 99: ...BOX 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 Filter MPI Operation Defrost Timer Filter Operation Timer Turbo 24 27 ON Flash OFF Judgment Method Occurs when MCU PIPE is set as being used yet not connected to an indoor unit Cause of problem Pipe...

Страница 100: ...CB 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 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 Occurs when MCU PIPE is turned o...

Страница 101: ...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 Outdoor unit display Indoorunit display Duct Cassette 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 Occu...

Страница 102: ...fective itself No No Yes Yes Yes NOTE1 Temperature C Resistance KΩ 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 Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo ON Flash OFF Judgment Method Detect acc...

Страница 103: ...ce 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 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 Detect according to temperatur...

Страница 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 KΩ 2 2 3 0 4 2 5 8 8 3 12 1 18 0 27 3 43 0 Resistancevaluemeasurepart COND COND Outdoor unit display Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defro...

Страница 105: ...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 Re insert sensor Re attach sensor holder Yes No Defective Sensor Replace Sensor No Blocked Sensor Path Change heat exchanger Ass y No Outdoor unit display Air Cooled Indoorunit display Duct Cassette 1...

Страница 106: ...ut sensor 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 Re insert sensor Re attach sensor holder Yes No Defective Sensor Replace Sensor No Blocked Sensor Path Change heat exchanger Ass y No Outdoor unit display Water Cooled Indoorunit display Duct C...

Страница 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 KΩ 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 Outdoor unit display Compressor1Discharge Compressor2Discharge Compressor1Top Compressor2Top Indoorunit display Duct Cassette 1 2Way Consol...

Страница 108: ...0 362 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 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo 24 27 ON Flash OFF Judgment Method 1 Faulty compressor frequency of 60Hz or high...

Страница 109: ...0 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 Operation Defrost Timer Filter Operation Timer Turbo ON Flash OFF Judgment Method Judgment Method Difference of suction temperature of compressor starting verge and suction temperature that is on pres ...

Страница 110: ...d to PBA Refillrefrigerantaftervacuum No Yes Isthererefrigerantinsidetheset PleasecheckbyconnectingtheManifoldgauge totheservicevalve Replace PBA No Yes High pressure sensor terminal of PBA Is the voltage between 3 and 4 pins 5V The ف mark is the 1st pin on the PBA Outdoor unit display Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defros...

Страница 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 Is the voltage between 3 and 4 pins 5V The ف mark is the 1st pin on the PBA Outdoor unit display Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operat...

Страница 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 KΩ 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 Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation ...

Страница 113: ... defective of the Liquid Pipe Temperature sensor itself Restart operation after connecting the connector to PBA CN45 1 2 NOTE1 Temperature C Resistance KΩ 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 LIQUID Outdoor unit display Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defro...

Страница 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 KΩ 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 Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defros...

Страница 115: ...as 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 KΩ 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 Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defr...

Страница 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 KΩ 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 Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation T...

Страница 117: ...ce 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 error Outdoor unit display COMP 2 wire unconnected error Inverter PBA2 IGBT temperature sensor error COMP 1 wire unconnected error Inverter PBA1 IGBT temperature sensor error Indoorunit display Duct Cas...

Страница 118: ...et 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 Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo ON Flash OFF Judgment Method Value of the...

Страница 119: ...auge 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 Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo ON Flash OFF Judgment Method Judgment Method Inspection when the value of low pressure sensor is 1 8kg cm or less for air conditio...

Страница 120: ...s 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 Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo ON Flash OFF Judgment Method Inspection when the value of low pressure sensor is 2 6kg cm or less for air c...

Страница 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 KΩ 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 Outdoor unit display Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation De...

Страница 122: ...A 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 Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Operation Defrost Timer Fan Filter MPI Operation Defrost Timer Filter Operation Timer Turbo ϧ ϧ ስ ስ ስ ϧ ስ ስ ስ م ስ ስ ON Flash OFF Judgment Method When tur...

Страница 123: ...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 Operation Defrost Timer Filter Operation Timer Turbo ስ ስ ስ ስ ስ ስ م ስ ስ ON Flash OFF Judgment Method Compression ratio High pressure 1 03 Low pressure 1 03 less than 1 5 and lasts for 10 minutes or more Differ...

Страница 124: ...ature 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 Intercooler Check for Intercooler leakage Normal Check for Indoor Unit EEV leakage Abnormal Replace Indoor Unit EEV Normal Yes Reinstall pipe Is there a liquid gas pipe directly connected to each other No...

Страница 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 occur if the input voltage standard range of 0 5V 4 95V is exceeded 2 Inspection Method Replace Pressure sensor Please re inspect after connecting the connector to the PBA No Yes Is the pressure sensor...

Страница 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 51ఁ Heating operation E440 When the water temperature is less than 5ఁ Cooling operation E441 When the water temperature is more than 48ఁ Cooling operation E440 When the water temperature is less than 5ఁ Cause of problem System protection operati...

Страница 127: ...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 refrigerant charge If the outdoor temperature is more than 15 Cause of problem System protection operation status Is not breakdown 4 3 Appropriate Measures for Different Symptom cont ...

Страница 128: ...rature sensor fixed in correct position Is CCH resistance normal 500 700 Ω infinite for disconnection No Change CCH No Connect Is the CCH connector connected to PBA Yes Yes Yes No Normal Operation Does the E445 error occur even after the outdoor unit K3 RESET Yes Outdoor unit display Water Cooled Indoorunit display Duct Cassette 1 2Way Console Celing Cassette 4 Mini4Way Wall mounted NeoForte Opera...

Страница 129: ...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 Momentary stop of compressor due to momentary blackout Cause of problem Momentary stop of compressor due to momentary blackout 4 3 Appropriate Measures for Different Symptom cont ...

Страница 130: ...Gas 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 with Discharge pipe Temp It works Power Off and then Restart Replace Compressor No Yes Is the resistance value between different phases of compressor U V V W W U less than 2Ω Replace Compressor No Yes...

Страница 131: ...ending 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 change After change Measure E464 E464 Replace No 1Inverter PBA E464 E364 Replace No 1 Compressor E364 E364 Replace No 2 Inverter PBA E364 E464 Replace No 2 Compressor See the Contain of compressor ...

Страница 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 than 2Ω Replace Compressor No Yes Is the resistance between the body of Compressor and chassis MΩ No Yes Does the Compressor connection wire properly connect to the compressor Check the connection wir...

Страница 133: ...or or PBA غ Compressor applied one غ Compressor applied two Restart Inverter1 Compressor2 Inverter2 Compressor1tothewiringchange Power Off Replace Inverter PBA Before change After change Measure E464 E464 Replace No 1Inverter PBA E464 E364 Replace No 1 Compressor E364 E364 Replace No 2 Inverter PBA E364 E464 Replace No 2 Compressor See the Contain of compressor Exchange 3 XX in service manual when...

Страница 134: ...ghtning successively MOTOR PBA OK MOTOR NG ዋ If one of 6 LEDs in inverter checker is not lightning MOTOR PBA NG MOTOR OK غ How to enter check mode 7Seg display Type DVM S Model Air Cooled Water Cooled COMP 1 9times KD__ 8times KD__ COMP 2 10times KE__ 9times KE__ MOTOR 1 11times KF__ MOTOR 2 12times KG__ Replace Compressor Fan motor PBA Defective Power Off Use to inverter checker Replace Inverter ...

Страница 135: ...reakdown 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 the Inverter PBA connectors and wire that is fixed as screw Include wire that is fixed to compressor and DC Reactor 4 Prepare the digital multi tester 2 Inspection Method 1 Refer to Figure1 and Table1...

Страница 136: ...nnection 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 No Yes Did the Fuse is open No Yes Is Reactor accurately connected Check the Reactor connection No Yes Is Inverter PBA R S T Wire and EMI PBA CN21 connector accurately connected Power Off and then re ...

Страница 137: ...ltage 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 Connector Power Off Replace FAN PBA E496 E469 Replace No1 INVERTER PBA E369 Replace No2 INVERTER PBA 1 Cause of problem DC power wire Inv PBA DC power wire Fan PBA 4 3 Appropriate Measures for Different Symp...

Страница 138: ...N1 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 Input voltage defective PBA voltage sensing circuit defective Power Off Replace Inverter PBA Yes No Is Power connection accurately connected E485 or E385 E468 or E368 Power Cable re connection 1 Cau...

Страница 139: ...the 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 Did properly apply the heat sink grease Between the heat sink and the IPM Yes Tighten Bolt Screw Remove foreign objects and apply the heat sink grease And then reassembly No No Is the bolt of the heat ...

Страница 140: ...f 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 connector Outdoor unit display Indoorunit display Operation Reservation Blast Filter Defrost Judgment Method Refer to the judgment method below Special Cause Option setting error of outdoor unit The...

Страница 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 ఐ Execute automatic commissioning for UP cancellation after EEPROM download No Is the outdoor unit EEPROM accurately connected to connector Outdoor Unit Display Indoor Unit Display Judgment Method Refer to the...

Страница 142: ... 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 No 0 to 4 are installed possible to judge that the address of no 3 indoor unit is duplicated A000 A001 A002 A004 Check the manual address view in the view mode Press K4 Switch long to enter End Check the r...

Страница 143: ...ts 4 4 1 Electric discharge mode غ Warning of Electrical Shock from DC Power ƒ It is seriously dangerous to touch inverter PBA as high DC voltage is charged ƒ Must do key operation Discharge mode or Wait for more 15 minutes to discharge naturally Warning Label inverter PBA ...

Страница 144: ...tage 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 voltage When pressing 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 ...

Страница 145: ...e replacing repairing them Wait for more than 15 minutes to allow those parts to be fully discharged غ How to proceed Press K2 button 6 times shortly Caution When there is error Discharge mode of DC link voltage may not have been effective Especially when E464 and E364 error is displayed power element might be damaged so do not use the Discharge mode of DC link voltage K2 button Items Cooling Key ...

Страница 146: ...ecovered 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 service valve then shut down the Pump Out operation Pump out operation shut down K1 button once more press or K3 button one time press If operation of low pressure goes down below 0 1MPa g Pump dow...

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

Страница 148: ...gerant 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 Operation The set temperature 40o C 4Wasy Valve ON Heating Mode Outdoor Fan Maximum air flow Main EEV Operation side 700Step Stop side 0Step Maximum Operation Time 10 minutes Protection Contol Conduc...

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

Страница 150: ...ction 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 units How to lnitiate K1 Tact Swithc 7 times 11 times Compressor OFF Indoor Unit Outdoor Unit OFF 4Wasy Valve OFF Valve Open all valves maximum Etc If not turn off the vacuum mode the start of normal ope...

Страница 151: ...on 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 Adjust the setting F1 F2 wire disconnection Check the F1 F2 wire Communication IC faulty Check the IC Duplicated address setting E108 will be shown as well Change the indoor unit s address Cause Cause Pro...

Страница 152: ...ther error occurrence OK Wiring broken check NG middle of the F1 wire was broken ƒ Measurement Method Measure the No 5 No 6 No 5 No 7 No 5 No 8 Pin resistance ƒ Judgment Normal Each resistance value in hundreds Ω to hundreds of kΩ Defective One or both are low with tens of Ω One or both of them is open 4 4 5 Case study E201 Communication error between indoor outdoor unit cont 4 4 Case study for tr...

Страница 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 jumper connector on Inverter PBA 2 No power supply to inverter PBA 3 Poor connection of communication wiring and connector 4 Wrong HP information in EEPROM Comm jumper Connection Inv1 and inv2 MAIN ...

Страница 154: ...27 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 and connector 2 Defect of related electric component Reference E206 C001 HUB PBA communication error E206 C002 FAN PBA communication error E206 C003 INV1 PBA communication error E206 C004 INV2 PBA c...

Страница 155: ...E108 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 Check the displayed address which you set manually Display MANU A000 A001 A002 A004 MANU A001 A002 A004 If you can t see address 03 probably 03 IDU has wrong address Duplicated address of indoor ...

Страница 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 communication error like E201 E108 Wired disconnection Treatment System communication error fix Check the wire Error code Description Cause Solution E613 Comm error between DMS and PIM SIM Comm was not finished...

Страница 157: ... operation failure of inverter compressor Outdoor unit display INVERTER1PBA INVERTER2PBA JudgmentMethod Startup andthenifthespeedincreaseisnotnormally DetectedbyH WorS W Causeofproblem Compressorconnectionerror DefectiveCompressor DefectivePBA 4 4 Case study for trouble shoots cont ...

Страница 158: ...urrentflowingintheIPM DetectedbyH WorS W Causeofproblem Installationdefective Comp defective PBAdefective Connectionwireerror Motordefective Outdoor unit display INVERTER1PBA INVERTER2PBA JudgmentMethod N phasewiringerrorandEMIFuseshort DC LinkOvervoltage Lowvoltageoccurs Causeofproblem Checktheinputwiring EMIFuseshort 4 4 Case study for trouble shoots cont ...

Страница 159: ...he 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 is not blinking ĺ PBA defect ĺ Change PBA OK NG Check with Inverter checker 2nd visit Comp replace Order comp 1st visit 3rd visit Completion Inverter PBA order 2nd visit PBA replace 4th visit Comp rep...

Страница 160: ...omp 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 E464 364 E466 366 cont 4 4 Case study for trouble shoots cont ...

Страница 161: ...d 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 such as the initial measurement condenser discharge Measured over at least three times P IGBT V P IGBT W U N IGBT V N IGBT W N IGBT Measure the diode voltage values U P IGBT 0 3 0 7V V P IGBT W P IGB...

Страница 162: ...er 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 2Ω Resistance value between the body of compressor and chassis MΩ 4 4 12 Case study E461 361 E464 364 E466 366 cont 4 4 Case study for trouble shoots cont ...

Страница 163: ...װ ĺ comp Hz ײ ĺ cooling capacity ײ 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 2 PBA_A freq 55hz IPM 89ఁ PBA C freq 54hz IPM 82ఁ PBA C freq 55hz IPM 79ఁ PBA D freq 55hz IPM 81ఁ Lower PBA inv 1 PBA B freq 52hz IPM 86ఁ PBA B freq 51hz IPM 92ఁ CB D freq 52hz IPM 91ఁ PBA C freq 5...

Страница 164: ... 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 IPM1 86 89 IPM2 89 81 Basic Reattach 1 ఐ IPM Temp Protection Hz Hold 90ఁ Hz Down 93ఁ ఐ HP Protection Hz Hold 36 kgf Hz Down 37 kgf 4 4 13 Case study Poor cooling caused by IPM overheated cont 4 4 Case s...

Страница 165: ...result 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 2 Plastering thermal grease to IGBT module or heat sink 3 Change INV PBA Heat sink IGBT IPM module Inv PBA Good No Good 4 4 Case study for trouble shoots cont ...

Страница 166: ...r 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 204CT E251 257 Comp top temp sensor 204CT E276 277 103 AT Temp ఁ Resistance kΩ 70 2 2 60 3 0 50 4 2 40 5 8 30 8 3 21 12 1 10 18 0 0 27 3 10 43 0 204 CT Temp ఁ Resistance kΩ 130 8 9 120 11 2 100 18 5 80 32 ...

Страница 167: ...on 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 amount insufficient voltage between Pressure pins 3 4 on PBA 5V 4 4 Case study for trouble shoots cont ...

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

Страница 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 CHECK OUT 1 CONTROL 2 GND CN12 12V POWER CN45 OUTDOOR COMM CN44 INDOOR COMM CN34 UNUSED COMM 1 12V 2 GND 1 COM C 2 COM D 3 4 12V 5 GND 1 COM A 2 COM B 3 5V 4 AGND 1 COM E 2 COM F CN33 INDOOR COMM CN1...

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

Страница 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 VCC 1 KEY3 2 GRID 3 KEY4 1 12V 2 ERROR CHECK OUT 3 12V 4 COMP CHECK OUT CN86 EXTERNAL CONTROL CN12 12V POWER CN45 OUTDOOR COMM CN44 INDOOR COMM 1 CONTROL 2 GND 1 12V 2 GND 1 COM C 2 COM D 3 4 12V 5 GN...

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

Страница 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 EVI INLET 4 ENI INLET 5 ENI OUT 6 EVI OUT 1 12V 3 GND 4 SNOW_SENSOR 5 PSD_POWER CN42 HIGHPRESSURESENSOR CN41 LOWPRESSURESENSOR CN97 INVCOMM CN96 MAIN HUBCOMM 1 HIGH PRESSURE SENSOR 3 GND 4 VCC 2 LOW PRE...

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

Страница 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 ACCUMOILRETURNVALVE CN708 4 WAY VALVE CN70 ACPOWERINPUT CN701EVIVALVE1 2 1 4 WAYVALVE 2 4 WAYVALVE 1 ACLIVE 2 ACNEUTRAL 1 EVIVALVE1 3 EVIVALVE2 7 EVIVALVE1 8 EVIVALVE2 9 ACNEUTRAL 5 2 ASS Y PBA MAIN HUB cont Ŷ ...

Страница 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 ...

Страница 177: ...N 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 AD SELECT 1 500V 2 GND 500V CN13 ACPOWER 1 AC 2 3 AC 5 3 ASSY PBA INVERTER cont Model AM080 100 120 200FXWANR AM072 096 120 192HXWAF J R ...

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

Страница 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 INPUTR TOP S INPUTS TOP 1 AC 2 3 AC 1 ACLIVE 2 ACNEUTRAL 3 ACNEUTRAL 1 R IN 1 S IN T INPUT T TOP 1 T IN 5 3 ASSY PBA INVERTER cont Model AM300KXWANR AM240KXWAF J R ...

Страница 180: ...nd 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 096 120 192HXWAF J R ...

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

Страница 182: ...MUNICATION 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 CN103 TIN R INPUTR TOP 1 S IN 1 T IN 1 R IN 5 4 ASS Y PBA EMI cont Model AM300KXWANR AM240KXWAF J R ...

Страница 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 ...

Страница 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 ...

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

Страница 186: ... 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 AM300KXWA66 11 5 Caution for electrical work ƒ You must install ELCB or MCCB ELB ELCB Earth leakage breaker MCCB Molded case circuit breaker ELB Earth leakage breaker ƒ Do not operate the outdoor unit bef...

Страница 187: ...tdoor 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 protection tube is installed indoor and not exposed to outside because it is embedded in concrete structure Class 1 PVC flexible conduit Galvanized steel sheet When the protection tube is installed indoor bu...

Страница 188: ...BallValve 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 Electronic Expansion Valve Main E_M IPMCooler1 IPMC1 IPMCooler2 IPMC2 HeatExchanger Intercooler HX_IC Thermistor EVIIn T_EI Thermistor Liquidpipe T_L Electronic Expansion Valve EVI E_EVI Thermistor EVIOut T_E...

Страница 189: ...ressure 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 superheat 12 EVI EEV Electronic ExpansionValve EVI E_EV E_EVI By controlling the amount of refrigerant passing through the intercooler 13 EVI Sol Valve Solenoid valve EVI V_ES V_EVI When the compressor stop...

Страница 190: ...ing 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 26 EVI OutTemp Sensor Thermistor EVI Out T_EO Measure the temperature of the intercooler outlet pipe EVI EEV side It is used to determine the superheat of the EVI In Out 27 LiquidTubeTemp Sensor Ther...

Страница 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 ...

Страница 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 ...

Страница 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 ...

Страница 194: ...anMotor IFM Cooling OutdoorHeatExchanger OHX IndoorFanMotor IFM Cooling OutdoorHeatExchanger OHX IndoorFanMotor IFM Cooling OutdoorHeatExchanger OHX IndoorFanMotor IFM Cooling OutdoorHeatExchanger OHX IndoorFanMotor IFM 8 5 6 7 1 2 9 4 3 V_PR T_CT1 PS_L Receiver E_M T_S T_CO HX_PHE T_W V_MC BV_HP CV_HR CV_MC V_HG2 IPMC1 IPMC2 BV_HG BV_LG T_EO V_EB HX_IC T_EI E_EVI AC T_L CV_L2 V_L CV_L BV_L V_AR V...

Страница 195: ...Gas HighTemperature pressureLiquid LowTemperature pressureGas LowTemperature pressureLiquid Coolingoperation Maincoolingoper Heatingoperation Mainheatingoper Unit Outdoorunit MCU Indoorunits Outdoorunits MCU 1 2 3 4 A 6 7 8 9 5 B C D 1 2 9 4 3 V_PR T_CT1 PS_L Receiver E_M T_S T_CO HX_PHE T_W V_MC BV_HP CV_HR CV_MC V_HG2 IPMC1 IPMC2 BV_HG BV_LG T_EO V_EB HX_IC T_EI E_EVI AC T_L CV_L2 V_L CV_L BV_L ...

Страница 196: ...re 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 OutdoorHeatExchanger OHX IndoorFanMotor IFM Heating OutdoorHeatExchanger OHX IndoorFanMotor IFM Heating OutdoorHeatExchanger OHX IndoorFanMotor IFM Heating OutdoorHeatExchanger OHX IndoorFanMotor IFM 6...

Страница 197: ...anMotor IFM Heating OutdoorHeatExchanger OHX IndoorFanMotor IFM Heating OutdoorHeatExchanger OHX IndoorFanMotor IFM Cooling OutdoorHeatExchanger OHX IndoorFanMotor IFM Heating OutdoorHeatExchanger OHX IndoorFanMotor IFM Cooling OutdoorHeatExchanger OHX IndoorFanMotor IFM 6 3 5 4 A B PS_L V_HG T_CT1 V_EVI2 V_EVI1 COMP1 COMP2 T_D2 T_CT2 T_D1 OS1 OS2 PW_H2 CV_D2 CV_D1 PW_H1 T_S2 Coolingoperation Main...

Страница 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 intersecting point can be derived by measuring refrigerant temperature and pressure at a certain point ƒ Refrigerant consisting of a single component does not have a temperature gradient during the phase chan...

Страница 199: ... ƒ Difference between suction temperature and low pressure saturation temperature is referred to as suction superheated degree ƒ Difference between condenser exit temperature and high pressure saturation temperature is referred to as subcooled degree Superheated degree must be calculated at the evaporator exit This prevents wet compression Refrigerant flow from the evaporator must be adjusted usin...

Страница 200: ...ressor 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 load ƒ Adjust the indoor unit EEV to sync the refrigerant superheated degree for the indoor heat exchanger formula exit refrig erant temperature entrance refrigerant temperature with the target sup...

Страница 201: ... pressure sensor on the outdoor unit in order to adjust the heating capacity according to load ƒ Adjust the outdoor unit EEV to sync the refrigerant superheated degree for the outdoor heat exchanger formula com pressor suction temperature low pressure saturation temperature with the target superheated degree ƒ Adjust the indoor unit EEV to sync the refrigerant supercooling degree for the indoor he...

Страница 202: ...g to the target high pressure ƒ 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 the pressure sensor low pressure sensor installed in the outdoor unit In case that the measured value is lower than the target pressure lower the operating capacity of the compressor consid ering ...

Страница 203: ...gh 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 case the temperature reaches the setting temperature maintain the target pressure judging from the evaporated pressure at a certain point In case that the evap in temperature is higher than the settin...

Страница 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 ORDG ƒ 2 8 RSWLRQ VHWWLQJ 7KH WDUJHW SUHVVXUH YDOXH LV DV LQ WKH WDEOH DQG WKH LQLWLDO VHWWLQJ YDOXH LV NJI FP J Q FDVH WKDW WKH VHWWLQJ YDOXH RI WKH WDUJHW SUHVVXUH VKDOO EH DGMXVWHG LW FDQ EH DGMX...

Страница 205: ... unit according to the outdoor unit capacity ratio ƒ Control specifications in detail It shall be operated according to priority to prevent operational time from being concentrated on any of outdoor units during the operation of Hysteresis Operating outdoor unit can be circulated in case only some outdoor units are operated under partial load in case of operation by priority Driving priority can b...

Страница 206: ...IILFLHQF RI a LV EHWWHU WKDQ KLJKHU IUHTXHQF ఐ 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 FDSDFLW GXULQJ RXWGRRU SHULRG VKDOO EH GLVWULEXWHG EDVHG RQ WKH FDSDFLW UDWLR 7KH RSHUDWLQJ FDSDFLW GLVWULEXWHG WR HDFK RXWGRRU XQLW VKDOO EH UHGLVWULEXWHG E HDFK FRPSUHVVRU W VKDOO EH RSHUDWHG VWD...

Страница 207: ...ration 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 perform a balanced control so that the required vapor cannot be concentrated to a certain outdoor unit considering the evaporated pressure during outdoor period EEV control period every 20s Controlled by...

Страница 208: ...t 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 cooling it controls EVI EEV when needs super cooling in order to deal with the installation conditions such as the long pipe installation or a high head In EVI ON mode optimizes the performance improveme...

Страница 209: ... Control 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 OFF if above 3 5kgf cm2 ƒ Purpose Prevent refrigerant from stagnating in the high pressure gas pipe in cooling only mode ƒ Concept In cooling only mode the valve is opened to switch the high pressu...

Страница 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 ƒ Control specifications in detail In main cooling mode the valve is Off closed Solenoid Valve Main Cooling ƒ Purpose In main cooling mode enable operation of heating indoor units ƒ Concept In main cooling mode the...

Страница 211: ... the conditions required to close the valve are satisfied Compressor Coil Heater CCH ƒ Purpose Prevent compressor failure due to liquid compression or poor lubrication during compressor start up ƒ Concept If the internal temperature of an inactive compressor is abnormally low the internal temperature is increased through the CCH to evaporate the liquid refrigerant that has flowed into the compress...

Страница 212: ...ssors 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 or outdoor temperature is high or low Cold Operation If DSH is low the frequency increase speed is decreased to protect the compressors from liquid compression DSH Compressor discharge temp High pressu...

Страница 213: ...compression ƒ Control specifications in detail Condition s required to enter Cold Start mode A or B C D B Max Ttop Tdis 30ఁ C Less than 12 hours after the power supply D Cooling Water temp 20ఁ Heating Water temp 10ఁ In Cold Start mode the target SH of 6 K is regulated and compressors are controlled as shown below See the charts below for conditions required to complete specific steps In Cold Opera...

Страница 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 30ఁ Cold Operation mode will activate if none of the conditions required to enter Normal Operation mode are satisfied In Cold Operation mode the compressor frequency increase speed is restricted to 1Hz per 30 sec Condition s required to close Cold Operat...

Страница 215: ...e are 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 or B A DSH 10 K B Max Tdis Ttop 30ఁ Cold Operation mode will activate if none of the conditions required to enter Normal Operation mode are satisfied In Cold Operation mode the compressor frequenc...

Страница 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 40ఁ or 50Hz ײ Off Close T_w 38ఁ ײ and 65Hz װ Solenoid Valve EVI V_EVI Operation On Open Solenoid Valve Hot Gas Bypass V_HG Operation Off Close Solenoid Valve Accumulator Oil Return V_AR Operation On Open Solenoid Valve Hot Gas Bypass 2 V_HG2 Operation Main Cooling O...

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

Страница 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 Switch High1 PW_H1 Thermistor Compressor Top1 T_CT1 CheckValve Discharge1 CV_D1 Accumulator AC 6 0 10 6 0 10 1 0 1 6 0 10 1 0 1 Actuator Abbrev Normal Cooling Compressor COMP Operation Target high pressure...

Страница 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 ...

Страница 220: ...lectronic 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 40ఁ or 50Hz ײ Off Close T_w 38ఁ ײ and 65Hz װ Solenoid Valve EVI V_EVI Operation On Open Solenoid Valve Hot Gas Bypass V_HG Operation Off Close Solenoid Valve Accumulator Oil Return V_AR Operation On Open ...

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

Страница 222: ...rol 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 Operation On Open T_w 28ఁ or 50Hz ײ Off Close T_w 25ఁ ײ and 65Hz װ Solenoid Valve EVI V_EVI Operation On Open Solenoid Valve Hot Gas Bypass V_HG Operation Off Close Solenoid Valve Accumulator Oil Return V_AR O...

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

Страница 224: ...y starting 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 operation and operating frequency Master outdoor unit will be changed after oil collecting operation Actuator Oil return Operation Capacity of compressor Current capacity additional capacity Outdoor EEV ...

Страница 225: ...Samsung Electronics 224 Piping Diagram ƒ 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 ...

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

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

Страница 228: ...5Hz 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 gf cm2 g Compressor Trip release HzHold area HzDown area HP Down area Normal operation HzHold release HzD ownrelease HP Downrelease Compressor Trip E407 High Pressure 30 k gf cm2 g Compressor Tri...

Страница 229: ...cal 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 If the water temperature is abnormally low limit opening of the valve This reduces the need to repeatedly turn on the low pres sure protective control When cooling mode is on and the water temper...

Страница 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 Functions cont 7 3 2 5 Protective control cont 7 3 2 Control cont ఐ Tw Water Temperature 2 6 Tw water 7 5 Tw Anti freeze1 6 0 Tw Anti freeze1 5 0 Tw water 7 5 Tw Anti freeze1 6 0 Tw Anti freeze1 5 0 Tw wate...

Страница 231: ...ction 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 ƒ Control specifications in detail If the compression ratio is high 1st step Hz hold The current frequency is fixed It is possible to lower the frequency if necessary 2nd step Hz down The frequency is forcibly lowered by 5Hz a...

Страница 232: ...ow 1st 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 by 5Hz at specified intervals 4th step HP down The frequency is forcibly lowered by 1Hz every second 5th step Comp trip Compressors stop and an error is triggered E416 RPSUHVVRU 7ULS LVFKDUJH 7HPS...

Страница 233: ...e 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 6 RROLQJ 0LQLPXP LQFUHDVHV LI LQ WKLV VWDWH IRU PLQ RPSUHVVRU WULS RFFXUV LI LQ WKLV VWDWH IRU PLQ 6 FRQWURO 7DUJHW 3 UHOHDVH 0LQ UHOHDVH RPSUHVVLRQ UDWLR 3 LJK 3UHVVXUH RZ 3UHVVXUH 3 NJI FP J RU 3 N...

Страница 234: ...ow 1st 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 by 5Hz at specified intervals 4th step HP down The frequency is forcibly lowered by 1Hz every second 5th step Comp trip Compressors stop and an error is triggered E416 RPSUHVVRU 7ULS LVFKDUJH 7HPS...

Страница 235: ...rget 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 K if in this state for 30 sec Second heating release SH release occurs 2 min after the first release if the DSH is below 15 K First cooling release the target SH is 3 K if in this state for 30 sec...

Страница 236: ...lowered 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 Compressors stop and an error is triggered E400 or E4500 If restarting the compressor 10ఁ is applied for 60 min as the temperature required to enter protective control mode I DQ HUURU LV VHQW IUR...

Страница 237: ... value 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 ƒ Control specifications in detail The frequency is controlled according to the outdoor unit current as shown below 1st step Hz hold The current frequency is fixed if the outdoor unit current at present is higher than 95 of the maximum current ...

Страница 238: ... necessary 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 Compressor Trip E462 HP Down area Hz Hold area Normal operation HP Down release Hz Hold release The compressor frequency is controlled according to the INV PBA output current OCT for each compressor as...

Страница 239: ...ture at the entrance of indoor unit heat exchangers ƒ Control specifications in detail The compressor operation frequency is controlled according to the temperature of indoor unit heat exchangers as shown below 1st step Hz hold The current frequency is fixed It is possible to lower the frequency if necessary 2nd step Hz down The frequency is forcibly lowered by 5Hz at specified intervals 3rd step ...

Страница 240: ...nd set temperature range for each operation mode are shown below 1 The fan speed is adjusted based on the difference ΔT between the set temperature Ts and indoor temperature Ti Ts Ti 1 K 1 K Ts Ti 3 K 3 K Ts Ti Low Mid High 2 The fan speed is automatically adjusted as shown below irrespective of inputs on the remote control Relay fan Other fans Low Low Low Mode Fan speed EEV Set temp Remark Auto F...

Страница 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 ױ Heating Heating ױ Cooling Thermo off for T Tr Ts D Thermo off for T Tr Ts C 3 Thermo On Off In cooling mode In heating mode Thermo on Tr Ts B 1 K Thermo off Tr Ts B 1 K Thermo on Tr Ts A 1 K Thermo off Tr Ts A 1 K Install Option 2 value Symbol Function 0 1 2 3 4 5 6 7 A Offset the s...

Страница 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 with the option code Offset value shall not be applied in case that users set up the room temperature using the cable remote control where the temperature sensor is built in Cooling mode Thermo on R...

Страница 243: ...nder 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 ƒ Control specifications in detail Factory default product option code SEG6 4way type చ T 5 K others చ T 2 K Installation setting installation option code SEG21 SEG21 Setting చ T 0 Factory default 1 2 K 2 5 K చ T H...

Страница 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 below Mode Thermo EEV Fan 02 SEG4 setting Cooling ON Open On all OFF Closed 0 or 35 On 0 1 2 3 Off 4 5 6 7 Heating ON Open On all OFF Open in 120step Off On 20ఁ װ 0 4 Off On 20ఁ װ 20 sec on every 5 min...

Страница 245: ...ol 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 from fan motor during cooling or heating mode Fan feedback indoor unit ex RAC 1way 2way 4way Current Fan speed 1 step 1step about 20 rpm Fan non feedback indoor unit ex duct H ױ M M ױ L L ױ L Set Temp ...

Страница 246: ...Comp 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 control is performed with the subcooling degree Inactive indoor unit EEV control Control is performed as shown in the following table Outdoor unit operation COMP ON COMP OFF Indoor unit operation ...

Страница 247: ...umidifying 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 Cooling or Auto cooling or Dehumidifying mode Drain Pump OFF Operation OFF or Indoor unit Thermo OFF Thermo ON Thermo OFF Outdoor Comp ON Outdoor Comp OFF Detected by the Float S W Not detected by...

Страница 248: ...ted if the temperature is low ƒ 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 heat exchanger temperature and temperature variations increase decrease Evap avg Temp Airflow in heating mode If the temp rises If the temp drops High or lower High or lower 38ఁ 36ఁ 34ఁ 32ఁ 30ఁ 28ఁ 26ఁ ...

Страница 249: ...error detection ƒ 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 compressors on outdoor units are disabled The SVC V V must be closed for outdoor units if modules are installed and all the compressors on a single outdoor unit are disabled Setting Outdoor Seg1 Seg2...

Страница 250: ...sor capacity control for details on compressor operation specifications ƒ 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 compressors on outdoor units are disabled The SVC V V must be closed for outdoor units if modules are installed and all the compressors on a si...

Страница 251: ...ontrolled according to the Target high pressure that was configured in cooling mode See Compressor capacity control for details on compressor operation specifications ƒ Notes When low pressure value is set discharged air temperature of the indoor unit will decrease and power of outdoor will increase Input unit Seg1 Seg2 Seg3 Seg4 Pressure kgf cm2 g Main 0 2 0 0 2 8 Factory default 0 1 2 5 0 2 2 6 ...

Страница 252: ...may 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 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 interval ƒ Purpose The oil return cycle is shortened by half ƒ Concept Oil recovery is performed at th...

Страница 253: ...ree 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 increases to 28kgf cm2 g see Fan control for details on controlling outdoor fans In Type 1 and 2 cooling modes EVI bypass mode turns on see EVI EEV control for details ƒ Notes Incorrect settings m...

Страница 254: ...l for 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 EVI EEV control for details ƒ Notes Incorrect settings may seriously damage the system Setting is unnecessary if high head condition is set Input unit Seg1 Seg2 Seg3 Seg4 Long piping condition setti...

Страница 255: ...erence 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 compressor frequency is lowered by decreasing the target high pressure if the maximum difference between the indoor unit and set temperature among active heating indoor units is 2 K or lower see Compresso...

Страница 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 default 0 1 Energy saving 0 2 Power ƒ Notes Operating in energy saving mode capacity might decrease compared to normal operation mode 7 3 Functions cont 7 3 3 1 Field Setting cont 7 3 3 Others cont ...

Страница 257: ...pt 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 ƒ Control specifications in detail Input unit Seg1 Seg2 Seg3 Seg4 Channel address Main 1 3 A U Automatic setting default 0 15 Manual setting for channel 0 15 7 3 Functions cont 7 3 3 1 Field Setting cont 7 3 3 Others cont ...

Страница 258: ...is set the same channel address is assigned to the sub outdoor units indoor units and MCUs connected to a main outdoor unit ƒ Control specifications in detail Input unit Seg1 Seg2 Seg3 Seg4 Expand operational temperature range for cooling operation HR only Main 1 2 A U Automatic setting default 0 15 Manual setting for channel 0 15 7 3 Functions cont 7 3 3 1 Field Setting cont 7 3 3 Others cont ...

Страница 259: ... outdoor units is restricted taking into account the capacity of indoor units and the outdoor temperature ƒ Control specifications in detail The maximum operation capacity is restricted taking into account the capacity of indoor units set fan speed outdoor temperature and indoor temperature if the system cooling operation status is within the normal operation range The maximum cooling capacity is ...

Страница 260: ...ry 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 connected indoor units SEG 1 SEG 2 SEG 3 SEG 4 A d Number of communicated units ఐ Refer to View Mode for communication address After communication setting usual occasion MCU Indoor unit address SEG ...

Страница 261: ...dition 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 condition 10 Energy saving setting To save energy in heating mode by controlling the target high pressure in heating 11 Rotation defrost Continuous heating operation during defrost in module installat...

Страница 262: ...lecting 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 3 SW57 Setting total number of connected MCU Setting can be done from main unit only Ex When 3 MCUs are installed ױ SW57 3 SW52 2 SW58 K21 K22 Selecting type of circulating water ON ON Water circula...

Страница 263: ...pacity 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 dewing on the surface of indoor unit s panel because of cold draft from the indoor unit So system will limit compressor maximum operable frequency to prevent dewing problem This doesn t mean shortage of...

Страница 264: ...s different error will be displayed E201 IDU Quantity Ex IDU 6ea Ex IDU 26ea 10 digit 1 digit 0 2 2 6 ఐ 4 Quantity of MCU To set the quantity of connected MCU Main outdoor unit only If the quantity of MCU which is communicating with outdoor unit is different error will be displayed E214 Setting Ex MCU 2ea Ex MCU 12ea MCU Quantity 1 F A 10 B 11 F 15 2 C 8 3 Outdoor unit option switch settings cont ...

Страница 265: ...o 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 model go to step 7 Otherwise press K2 button for 2 seconds to save exit system will be reset Quantity of MCUs Heat recovery model only Step7 Press K1 Ready to set Step8 K2 x n times Tens digit 0 1 ...

Страница 266: ...ing a 10 digit Press the K4 button shortly Setting a 1 digit ƒ 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 indoor unit Ex If 10 indoor units are connected id 10 is indicated If press the K2 K4 button shortly in the automatic setting mode it is changed to the manual mode Ex If 10 is indicated and pre...

Страница 267: ...unction 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 option setting you can shortly press the K1 switch to adjust the value of the Seg 1 Seg 2 and select the desired option Refer to pages 74 77 for the Seg number of the function for each option Example...

Страница 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 1 0 50 1 1 No restriction Oil collection interval Main 0 4 0 0 Factory default 0 1 Shorten the interval by 1 2 Disable Main 0 5 0 0 Disable This function is not applicable for this model 0 1 Disable ...

Страница 269: ...Disable 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 valve is applied 0 2 5 10 V 0 3 3 10 V Forced quiet mode Disuse Main 1 6 0 0 Disused option High speed operation B type PBA Main 1 7 0 0 Disable Factory default High speed operation 0 1 Enable Max cap...

Страница 270: ...Refer 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 date of indoor unit manufacture Firmware installations instructions which can be found on Comfort site must be followed exactly Option setting mode Digit 2 2 a Option setting Example Option 3 Tempe...

Страница 271: ...uxiliary 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 calls for heat and minimum temperature offset are received On receiving calls for heat and minimum temperature offset auxiliary heat will energize after the selected time delay Auxiliary heat will remai...

Страница 272: ...N86 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 Silent mode for night time Main 0 7 0 0 Disabled Factory default Enables the silent mode for night time It operates automatically depending on the temperature However if the external contact interfac...

Страница 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 modes is not possible Single cycle control is only possible ĺ ఐ HR Heat Recovery Operation of both cooling and heating modes is possible relatively costly 8 5 2 Application of Mode select Switch 8 5 Ap...

Страница 274: ...ble operation modes are limited Upper level controller Set dedicated mode ĺ Available operation modes are limited Outdoor unit Use the cooling heating selector hardware Set dedicated mode Use the upper level controller software Set dedicated mode ĺ Available operation modes are limited Automatic detection of cooling only outdoor unit Information on the cooling only outdoor unit is shared with all ...

Страница 275: ...ster 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 units operating in different operation mode Setting Connect just 1 indoor unit and stop the operation Then press and hold the Mode button for 5 seconds to set the indoor unit as Mode master indoor...

Страница 276: ...correctly 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 Select Switch assembly drawing Figure 2 Connecting the wiring harness to the 3 wire male Connector 3 wire male connector Wiring harness WARNING Hazardous Voltage Disconnect all electric power including r...

Страница 277: ...witch 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 control option for a heat pump unit It is set to operate as follows If set to Cool the outdoor unit operates in cooling mode only If set to Heat the outdoor unit operates in heating mode only If set to...

Страница 278: ...ng 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 is set to operate as follows If set to Cool the outdoor unit operates in cooling mode only If set to Heat the outdoor unit operates in heating mode only If set to Auto the local wired or wireless r...

Страница 279: ... 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 ఐ Display After Auto Trial Operation the outdoor unit repeatedly displays the addresses of the connected devices See Chapter 8 6 Record installation details in the installation check card attached on the front of the control box 7 Be...

Страница 280: ...r 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 troubleshooting instructions on the ball valve E505 Faulty high pressure sensor To resolve NG items see the troubleshooting instructions on the pressure sensor applicable when the outdoor unit is installed ...

Страница 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 outdoor and indoor units for the presence of noise Check the outdoor and indoor units for drainage To check more specific operation status use the S NET ఐ Use the User Manual to explain how to use the...

Страница 282: ...form Auto Trial Operation again Perform Trial Operation again Yes Yes Yes No No No Ŷ Precautions If issues occur on multiple components at the same time the inspection accuracy may degrade Items indicated as Unidentified in the result report are not items that have issues Some items are not inspected depending on the installation environment and operation condition These items are indicated as Uni...

Страница 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 thermistors on the indoor unit normal Are the thermistors on the indoor unit attached to the correct positions Replace the Hub PBA Perform Auto Trial Operation again Ŷ Precautions If issues occur on multiple...

Страница 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 outdoor units become stable Is the deviation between the inspected thermistors greater than 10ఁ How to measure Resistance Disconnect the thermistor connectors from the PBA and then measure the resist...

Страница 285: ...nspect 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 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 Open the valve Replace the Hub PBA Repla...

Страница 286: ...oor 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 PBA Replace the pressure sensor Are the pressure sensor connectors properly connected to the PBA Is the pin to pin voltage between pins 3 and 4 of the pressure sensor terminal on the Hub PBA 5V Is the ...

Страница 287: ...C 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 sensor If there frost has formed on the outdoor heat exchanger perform Trial Operation or forced defrost operation to eliminate the frost and then perform Auto Trial Operation again To replace a componen...

Страница 288: ...current 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 2Ω Install an ammeter and then perform Trial Operation cooling heating See the instructions on Key operation modes Is the value indicated by the ammeter identical with the compressor s operation electric current CT1 CT2 value Is the operation cycle normal Is the compressor...

Страница 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 for the discharge thermistor and Compressor Top thermistors normal Has the indoor unit been in the Thermo On status during the Auto Trial Operation Is the operation cycle normal Perform Trial Operati...

Страница 290: ...e 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 operation modes Is a symptom caused by malfunction of the 4 way valve present Is the operation cycle normal Perform Auto Trial Operation again Replace the body of the 4 way valve Perform inspection at...

Страница 291: ...eplace 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 the entrance and exit of the EVI attached to the correct positions Is the coil of the EVI EEV properly functioning Is the output signal of the EVI EEV terminal on the Hub PBA normal Replace the EVI ...

Страница 292: ...ve 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 connectors of the discharge thermistor and Compressor Top thermistors properly connected to the PBA Is the coil of the Main EEV properly functioning Is the output signal of the Main EEV terminal on t...

Страница 293: ... amount of refrigerant can be forced to shut down Ɣ 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 cooling operation Ɣ Depending on the installation environment system protection operation is performed in this case the check result may be inaccurate How to troubleshoot the judged results Ɣ Excessiv...

Страница 294: ...p General Temp Module 7 Rating Voltage E 1ø 220 240V 50Hz G 3ø 380 415V 50Hz F 208 230V 60Hz 3ø J 460V 60Hz 3ø N 380 415V 50 60Hz 3Φ 8 Mode Function H Heat Pump R Heat Recovery 2 Capacity 3Digit HP x 1 10 BTU x 1000 3 Version Model Year F 2013 H 2014 J 2015 K 2016 M 2017 4 Product type X Outdoor Unit N Indoor Unit 5 Feature Model Group V Inverter M DVM S Eco W DVM S Water 10 Nomenclature 10 1 Mode...

Страница 295: ...nder 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 VDPVXQJFVSRUWDO FRP VLD JVSQ VDPVXQJFVSRUWDO FRP 1RUWK DWLQ PHULFD JVSQ VDPVXQJFVSRUWDO FRP KLQD FKLQD VDPVXQJSRUWDO FRP ...

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