Samsung AM009FN1DCH/AA Service Manual Download | Manualshive

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

SYSTEM AIRCONDITIONER

CONTENTS

SYSTEM AIRCONDITIONER

INDOOR UNIT

AM007/009/012FN1DCH/AA
AM009/012/018/020FNNDCH/AA
AM009/018/024/030/036/048FN4DCH/AA
AM007/009/012FNLDCH/AA
AM018/024FNLDCH/AA
AM030/036/048FNLDCH/AA
AM018/024FNMDCH/AA
AM030/036FNMDCH/AA
AM048FNMDCH/AA
AM007/009/012/018/020/024FNTDCH/AA
AM036/048FNHDCH/AA
AM076/096FNHDCH/AA
AM018/024FNCDCH/AA

1. Precautions

2. Product Specifications

3. Disassembly and Reassembly

4. Troubleshooting

5. PCB Diagram and Parts List

6. Wiring Diagram

7. Reference Sheet

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Summary of Contents for AM009FN1DCH/AA

Page 1: ...AM009 018 024 030 036 048FN4DCH AA AM007 009 012FNLDCH AA AM018 024FNLDCH AA AM030 036 048FNLDCH AA AM018 024FNMDCH AA AM030 036FNMDCH AA AM048FNMDCH AA AM007 009 012 018 020 024FNTDCH AA AM036 048FN...

Page 2: ...viceOperation 4 2 4 2 1SpecialOperation 4 2 4 3Troubleshooting 4 7 4 3 1SettingOptionSetupMethod 4 7 4 3 2OptionItems 4 13 4 3 3Whattocheckbeforediagnosis 4 16 4 3 4NumberDisplayMethod OutdoorUnit MCU...

Page 3: ...error 4 64 4 4 39CondOutTemperatureSensorError Open Short 4 65 4 4 40OutdoorCondOutsensorbreakawayerror 4 66 4 4 41DigitalCompressorDischargeTemperatureSensorError OPEN SHORT 4 67 4 4 42ConstantRateCo...

Page 4: ...alfunction 2nd stage 4 113 5 PCBDiagramandPartsList 5 1 5 1IndoorUnit 5 1 5 1 1Slim1waycassettetype 5 1 5 1 24waycassette mini4waycasettetype 5 3 5 1 3Ducttype SLIM1 2 5 5 5 1 4Ducttype SlimDuct3 5 8...

Page 5: ...tic electricity Please wear insulation gloves before performing PCB repair and measurement O Check if the place of installation is at least 2m away from electronic appliances such as TV video players...

Page 6: ...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 Supp...

Page 7: ...fety devices Fuse Fuse Fuse Piping Connections Liquid Pipe Flare mm 6 35 6 35 6 35 inch 1 4 1 4 1 4 Gas Pipe Flare mm 12 7 12 7 12 7 inch 1 2 1 2 1 2 Drain Pipe Quick lock mm VP 20 OD 26 ID 20 VP20 OD...

Page 8: ...N MWR WE10N External contact interface module MIM B14 MIM B14 MIM B14 Duct Receiver kits Receiver Receiver wire EEV kits 1 Mode HP Heat Pump HR Heat Recovery 2 Nominal cooling capacities are based on...

Page 9: ...Micom Thermistors Safety devices Fuse Fuse Fuse Fuse Piping Connections Liquid Pipe Flare mm 6 35 6 35 6 35 6 35 inch 1 4 1 4 1 4 1 4 Gas Pipe Flare mm 12 7 12 7 12 7 12 7 inch 1 2 1 2 1 2 1 2 Drain...

Page 10: ...controller MWR WE10N MWR WE10N MWR WE10N MWR WE10N External contact interface module MIM B14 MIM B14 MIM B14 MIM B14 Duct Receiver kits Receiver Receiver wire EEV kits 1 Mode HP Heat Pump HR Heat Rec...

Page 11: ...Micom Thermistors Micom Thermistors Safety devices Fuse Fuse Fuse Piping Connections Liquid Pipe Flare mm 6 35 6 35 6 35 inch 1 4 1 4 1 4 Gas Pipe Flare mm 12 7 12 7 12 7 inch 1 2 1 2 1 2 Drain Pipe...

Page 12: ...R WE10N MWR WE10N MWR WE10N External contact interface module MIM B14 MIM B14 MIM B14 Duct Receiver kits Receiver Receiver wire EEV kits 1 Mode HP Heat Pump HR Heat Recovery 2 Nominal cooling capaciti...

Page 13: ...om Thermistors Micom Thermistors Safety devices Fuse Fuse Fuse Piping Connections Liquid Pipe Flare mm 9 52 9 52 9 52 inch 3 8 3 8 3 8 Gas Pipe Flare mm 15 88 15 88 15 88 inch 5 8 5 8 5 8 Drain Pipe Q...

Page 14: ...R WE10N MWR WE10N MWR WE10N External contact interface module MIM B14 MIM B14 MIM B14 Duct Receiver kits Receiver Receiver wire EEV kits 1 Mode HP Heat Pump HR Heat Recovery 2 Nominal cooling capaciti...

Page 15: ...Sound Power High Mid Low Refrigerant Type R 410A R 410A R 410A Control Method EEV INCLUDED EEV INCLUDED EEV INCLUDED Temperature Control Micom Thermistors Micom Thermistors Micom Thermistors Safety de...

Page 16: ...MWR WE10N External contact interface module MIM B14 MIM B14 MIM B14 Duct Receiver kits Receiver MRK A10 MRK A10 MRK A10 Receiver wire MRW 10A MRW 10A MRW 10A EEV kits 1 Mode HP Heat Pump HR Heat Reco...

Page 17: ...31 0 39 0 35 0 Sound Power High Mid Low Refrigerant Type R 410A R 410A Control Method EEV INCLUDED EEV INCLUDED Temperature Control Micom Thermistors Micom Thermistors Safety devices Fuse Fuse Piping...

Page 18: ...interface module MIM B14 MIM B14 Duct Receiver kits Receiver MRK A10 MRK A10 Receiver wire MRW 10A MRW 10A EEV kits 1 Mode HP Heat Pump HR Heat Recovery 2 Nominal cooling capacities are based on Indo...

Page 19: ...nd Power High Mid Low Refrigerant Type R 410A R 410A R 410A Control Method EEV INCLUDED EEV INCLUDED EEV INCLUDED Temperature Control Micom Thermistors Micom Thermistors Micom Thermistors Safety devic...

Page 20: ...MWR WE10N External contact interface module MIM B14 MIM B14 MIM B14 Duct Receiver kits Receiver MRK A10 MRK A10 MRK A10 Receiver wire MRW 10A MRW 10A MRW 10A EEV kits 1 Mode HP Heat Pump HR Heat Reco...

Page 21: ...33 0 39 0 37 0 35 0 Sound Power High Mid Low Refrigerant Type R 410A R 410A Control Method EEV INCLUDED EEV INCLUDED Temperature Control Micom Thermistors Micom Thermistors Safety devices Fuse Fuse P...

Page 22: ...ntact interface module MIM B14 MIM B14 Duct Receiver kits Receiver MRK A10 MRK A10 Receiver wire MRW 10A MRW 10A EEV kits 1 Mode HP Heat Pump HR Heat Recovery 2 Nominal cooling capacities are based on...

Page 23: ...40 0 Sound Power High Mid Low Refrigerant Type R 410A R 410A R 410A Control Method EEV INCLUDED EEV INCLUDED EEV INCLUDED Temperature Control Micom Thermistors Micom Thermistors Micom Thermistors Saf...

Page 24: ...10N MWR WE10N External contact interface module MIM B14 MIM B14 MIM B14 Duct Receiver kits Receiver MRK A10 MRK A10 MRK A10 Receiver wire MRW 10A MRW 10A MRW 10A EEV kits 1 Mode HP Heat Pump HR Heat R...

Page 25: ...d Low Refrigerant Type R 410A R 410A R 410A Control Method EEV NOT INCLUDED EEV NOT INCLUDED EEV NOT INCLUDED Temperature Control Micom Thermistors Micom Thermistors Micom Thermistors Safety devices F...

Page 26: ...ct interface module MIM B14 MIM B14 MIM B14 Duct Receiver kits Receiver Receiver wire EEV kits MXD MEV series MXD MEV series MXD MEV series 1 Mode HP Heat Pump HR Heat Recovery 2 Nominal cooling capac...

Page 27: ...10A R 410A R 410A Control Method EEV NOT INCLUDED EEV NOT INCLUDED EEV NOT INCLUDED Temperature Control Micom Thermistors Micom Thermistors Micom Thermistors Safety devices Fuse Fuse Fuse Piping Conne...

Page 28: ...terface module MIM B14 MIM B14 MIM B14 Duct Receiver kits Receiver Receiver wire EEV kits MXD MEV series MXD MEV series MXD MEV series 1 Mode HP Heat Pump HR Heat Recovery 2 Nominal cooling capacities...

Page 29: ...8 0 45 0 Sound Power High Mid Low Refrigerant Type R 410A R 410A Control Method EEV INCLUDED EEV INCLUDED Temperature Control Micom Thermistors Micom Thermistors Safety devices Fuse Fuse Piping Connec...

Page 30: ...odule MIM B14 MIM B14 Duct Receiver kits Receiver MRK A10 MRK A10 Receiver wire MRW 10A MRW 10A EEV kits 1 Mode HP Heat Pump HR Heat Recovery 2 Nominal cooling capacities are based on Indoor temperatu...

Page 31: ...rigerant Type R 410A R 410A Control Method EEV NOT INCLUDED EEV NOT INCLUDED Temperature Control Micom Thermistors Micom Thermistors Safety devices Fuse Fuse Piping Connections Liquid Pipe Flare mm 6...

Page 32: ...IM B14 MIM B14 Duct Receiver kits Receiver Receiver wire EEV kits MXD MEV series MXD MEV series 1 Mode HP Heat Pump HR Heat Recovery 2 Nominal cooling capacities are based on Indoor temperature 27 C D...

Page 33: ...ireless remote controller MR DH00U Cassette Duct Receiver needed Wall mounted Ceiling No receiver needed Wired remote controller Multi function MWR WE10N Cassette Wall mounted Ceiling Duct Wireless si...

Page 34: ...154MBH EEVkit MXD E24K132A 2indoorunits 7 15 5 17 31K HP Wall mounted Ceiling Option MXD E24K200A 2indoorunits 7 15 5K MXD E32K200A 2indoorunits 7 31K MXD E24K232A 3indoorunits 7 15 5 17 31K HP Wall...

Page 35: ...Samsung Electronics 3 1 Q Necessary Tools 3 Disassembly and Reassembly Item Remark Screw Driver Monkey Spanner Screw Driver Nipper Electric Motion Driver L Wrench...

Page 36: ...ll and open it 2 Separate 1 clip from the Panel and tilt the Grill to 45 and separate the Grille from the Panel 3 Separate the Filter from the Panel 4 Separate 3 cover screws from it 5 Unscrew 6 fixed...

Page 37: ...Disassembly and Reassembly Samsung Electronics 3 3 No Parts Procedure Remark 6 Press the left and right Hooks to separate the Panel from the Indoor Unit...

Page 38: ...ng screws from the Drain Pan Use Screw Driver 2 Pull the Drain Pan to separate them from the Indoor Unit When disassembling the Pan be careful not to touch the heat exchanger board with a bare hand 3...

Page 39: ...ssembly Samsung Electronics 3 5 No Parts Procedure Remark 2 Separate 8 connecters on the PCB of the Indoor Unit 3 Separate the Control In from the Indoor Unit 4 Drain Sub 1 Push the hook on the Drain...

Page 40: ...er 1 Undo fixing screw in the Heat Exchanger Use Screw Driver 2 Separate an Indoor Sensor from the Heat Exchanger 3 Separate the Heat Exchanger from the Indoor Unit 6 Cross Fan 1 Undo 3 fixing screws...

Page 41: ...3 7 No Parts Procedure Remark 3 Separate the Cross Fan from the Indoor Unit 7 Drain Pump 1 Separate fixing screw in the Cover Drain Pump Use Screw Driver 2 Separate the Drain Hose from the Drain Pump...

Page 42: ...1 MOTOR BLOWER 1 Detach the motor connectors from the PCB 2 Unscew 16 screws and detach Cabinet Base Blower Use Screw Driver 3 Unscrew 8 screws and detach Case Blower Use Screw Driver 4 Unscrew 4 bol...

Page 43: ...t and Separate Blower from the motor Use Screw Driver 2 EVAPORATOR DRAIN PAN 1 Detach EEV and Sensor connectors from the PCB Use Screw Driver 2 Unscrew 8 screws and Detach Cover Pipe Use Screw Driver...

Page 44: ...Disassembly and Reassembly 3 10 Samsung Electronics No Parts Procedure Remark 4 Unscrew 10 screws and detach Drain Pan from the indoor unit Use Screw Driver 5 Separate Evaporator from the indoor unit...

Page 45: ...owards the product s interior to open the Grille 2 Push up the green knob in the Open direction and detach the white link from the panel Detach the safety clip 3 Remove the 2 fixed screws to remove th...

Page 46: ...Hangers at both sides of the panel inwards and rotate them 90 degrees to remove it from the indoor unit s Hock Remove the panel from the indoor unit 2 Control Box 1 Disconnect the Connector Wire that...

Page 47: ...Unscrew the screw fixed on the Bell Mouth Use Screw Driver 2 Push the Bell Mouth in the direction opposite to where it s installed on the Control Box to remove it 4 Drain Pan 1 Unscrew the screws on t...

Page 48: ...e drainage hose from the Drain Pump Use Screw Driver 2 Remove the 2 screws and take the Drain Hose out from the indoor unit to disassemble the transparent Drain Hose fixed on the side of the indoor un...

Page 49: ...e three hexangular nuts on the Motor counterclockwise to remove the nuts Take the Motor Wires attached to these three locations out with your hands prior to removing the Motor 8 Evaporator 1 Remove th...

Page 50: ...y 3 16 Samsung Electronics No Parts Procedure Remark 3 Remove the screw of the Cover Pipe that is used to fix the In Out Pipe Remove the In Out Pipe Use Screw Driver 4 Remove the Heat Exchanger from t...

Page 51: ...r 1 Disassemble the Cabinet Top Motor Unscrew 8 screws 2 Disassemble 2 Cover Blower Uppers After unscrewing 2 screws Disassemble the Cover Blower Upper with pushing its hook 3 Disassemble the Cover Co...

Page 52: ...Motor earth wire connected to the Partition Unscrew a screw 6 Disassemble the band Motor for fixing the Motor Unscrew 2 screws 7 After disassembling the Motor and Blower for the set disassemble the Bl...

Page 53: ...rews 3 Disassemble the Drain Cushion from the set 3 Ass y Evap The Evaporator should be disassembled after disassembling the Cover Control 1 3 and the Drain Pan 2 1 2 2 2 3 1 Disassemble the Cover Pip...

Page 54: ...rt Evap RH Unscrew 2 screws 5 Disassemble the Evaporator form the set 4 Ass y Control In The Control In should be disassembled after disassembling the Cover Control 1 3 1 Disassemble all Control Wires...

Page 55: ...e Control dis assemble the Case Control from the set after unscrewing the screw connected to the direc tion of Blower Disassemble if after disassembling the Cabinet Top Motor 1 1 5 In case of disassem...

Page 56: ...embly 3 22 Samsung Electronics Q Duct type Slim3 No Parts Procedure Remark 1 Filter 1 DPull out the Filter as picture 1 or picture 2 2 DIf it is necessary after disassembling 8 indi cating screws deta...

Page 57: ...the side of the set the procedure of disassembling the Filter is just as the above 5 Bracket Outlet 1 After disassembling 13 indicating screws detach Ass y Cabinet Top Motor 2 After disassembling 3 i...

Page 58: ...3 After disassembling 2 indicating screws detach the Cover Control 4 Detach the Motor Wire Connected to PCB and Capacitor 5 After disassembling the indicating screws detach the wire connected to the P...

Page 59: ...disassembling the Motor and Blowers detach the Blowers from the axis of the Motor by 3mm inner hexagon spanner 3 Drain Pan 1 After disassembling 15 indicating screws detach Ass y Cabinet Top Evap 2 Af...

Page 60: ...procedures above detach the Evaporator 1 After disassembling 2 indicating screws detach Ass y Cover Pipe 2 Detach the Sensor from the Control Box including 2 Sensors 3 After disassembling 2 indicatin...

Page 61: ...r disas sembling the Cover Control 1 Detach all the wires connected to the PCB 2 If only the disassembly of PCB required press the Pothook and detach the PCB from the set 3 If only the disassembly of...

Page 62: ...No Parts Procedure Remark 7 Ass y Cross Fan 5 Detach the Transformer after disassembling 2 indicating screws Work is possible after disassembling the Case PCB 6 Ass y Bracket Outlet 2 After disassembl...

Page 63: ...k 1 Filter 1 After disassembling 16 places indicating screws detach Ass y Cabi Bottom Blower Use Screw Driver 2 Detach from Ass y Control In the capacitor connection wire between the Motor Fan and hou...

Page 64: ...Procedure Remark 4 After disassembling 2 places indicating screws detach Fan Motor and Blower from the set 2 Control In 1 After disassembling 1 Indicating screw detach the Cover control Use Screw Dri...

Page 65: ...ocedure Remark 3 Disassemble 4 indicating screws and detach Control In from the set Use Screw Driver 3 Drain Pan Work is possible when Disassembling the Ass y Cabi Bottom Blower 1 Disassemble 7 indica...

Page 66: ...Samsung Electronics No Parts Procedure Remark 2 Disassemble 2 indicating screws and detach Holder Pipe Use Screw Driver 3 Disassemble 4 indicating screws and detach the Drain Pan 2 screws each at left...

Page 67: ...n Disassembling the Ass y Drain Pan 1 Disassemble 5 indicating screws to detach Cover Pipe Use Screw Driver 2 Disassemble Sensor on the Evap 3 Disassemble 4 indicating screws which are in the near of...

Page 68: ...Blower Motor 1 After disassembling 15 places indicating screws detach Ass y Cabi Bottom Blower Use Screw Driver 2 Detach from Ass y Control In the capacitor connection wire between the Motor Fan and...

Page 69: ...re Remark 4 After disassembling 2 places indicating screws detach Fan Motor and Blower from the set Use Screw Driver 3 Drain Pan 1 After disassembling 1 Indicating screw detach the Cover control Use S...

Page 70: ...ocedure Remark 3 Disassemble 4 indicating screws and detach Control In from the set Use Screw Driver 3 Drain Pan Work is possible when Disassembling the Ass y Cabi Bottom Blower 1 Disassemble 6 indica...

Page 71: ...and detach Holder Pipe Use Screw Driver 3 Disassemble 6 indicating screws and detach the Drain Pan Use Screw Driver 3 screws each at left and right side 4 Evap Work is possible when Disassembling the...

Page 72: ...38 Samsung Electronics No Parts Procedure Remark 2 Disassemble Sensor on the Evap 3 Disassemble 2 indicating screws which are in the near of Hanger Plate to detach the Evap 1 screw each at left and r...

Page 73: ...nics 3 39 Q CEILING No Parts Procedure Remark 1 Electrical Part 1 Open the Grille by pressing 3 position center and both side 2 Detach the Air Inlet Grille 3 Open the Cover of Component Electrical Box...

Page 74: ...assembly and Reassembly 3 40 Samsung Electronics No Parts Procedure Remark 2 Fan Motor 1 Detach the screw and untie earth wire of Motor 2 Disconnect of housing of Motor Wire 3 DisconnecttheCapacitorWi...

Page 75: ...sembly Samsung Electronics 3 41 No Parts Procedure Remark 4 Loosen the Guard Safety by removing 6 screws 5 Detach the Upper Case of Fan 2EA 6 Loosen the 4 screws what is fix the Motor 7 Detach the Fan...

Page 76: ...emark 8 Loosen the set fixing bolts with a M3 wrench 9 Detach the Fan 3 DrainPan 1 Disconnect the Display PCB Wire as shown in picture white housing 2 Disconnect the Step Motor Wire as shown in pictur...

Page 77: ...43 No Parts Procedure Remark 4 Loosen the 3 screws of Front Side 5 Disassemble the assembly Front Cover Part 6 Disconnect the Step Motor Wire as shown in picture 7 Detach the Wire Clamp fixed in Base...

Page 78: ...Samsung Electronics No Parts Procedure Remark 9 Loosen the screw what is fix with Base Part and Drain Pan Upper Side 2EA 10 Loosen the screw what is fix with Base Part and Drain Pan Lower Side 2EA 11...

Page 79: ...the Thermistor Wire as shown in picture white housing 2 Loosen the 2 screws shown in picture 3 Loosen the 2 screws shown in picture and remove Plastic Part white 4 Loosen the 2 screws shown in pictur...

Page 80: ...Disassembly and Reassembly 3 46 Samsung Electronics No Parts Procedure Remark 6 Loosen the 2 screws as shown in picture 7 Detach the Plastic Cover as shown in picture 8 Detach the Evaporator assembly...

Page 81: ...er assembly as shown in picture 2 Loosen the 2 screws as shown in picture 3 Disassemble the Blade and Stepping Motor assembly and remove the 2 Screws Stepping Motor 6 DisplayPCB 1 Loosen the 3 screws...

Page 82: ...e Front Grille by pulling right and left sides of the hook 3 Loosen 1 of the right screw CCW and detach the Terminal Cover Use Screw Driver 4 Detach the thermistor from the Front Grille 5 Loosen 2 fix...

Page 83: ...ol In MainPCB 1 Take all the connector of PCB upper side out Inclusion Power Cord 2 Detach the outdoor unit connection wire from the Terminal Block 3 Loosen 4 fixing screws CCW of Ass y Control In Use...

Page 84: ...de 4 Loosen the 4 fixing screws CCW of right and left side Use Screw Driver 5 Lifting the Heat Exchanger up a little to push the up side for separation from the indoor unit First checkComp Downandthen...

Page 85: ...own ward Two safety clips are mounted to the front grille to prevent it from dropping 2 Detach the safity clip and take up the grille 3 Remove the 2 fixed screws to remove the Control Box Cover Use Sc...

Page 86: ...ners 7 Press the Hangers at both sides of the panel inwards to remove it from the indoor unit s hook Remove the panel from the indoor unit 2 Control Box 1 Disconnect the Connector Wire that is con nec...

Page 87: ...Unscrew the screw fixed on the Bell Mouth Use Screw Driver 2 Push the Bell Mouth in the direction oppo site to where it s installed on the Control Box to remove it 4 DrainPan 1 Unscrew the screws on t...

Page 88: ...drainage hose from the Drain Pump Use Screw Driver 2 Remove the 2 screws and take the Drain Hose out from the indoor unit to disas semble the transparent Drain Hose fixed on the side of the indoor un...

Page 89: ...he three hexangular nuts on the Motor counterclockwise to remove the nuts Take the Motor Wires attached to these three locations out with your hands prior to removing the Motor 8 Evaporator 1 Remove t...

Page 90: ...y 3 56 Samsung Electronics No Parts Procedure Remark 3 Remove the screw of the Cover Pipe that is used to fix the In Out Pipe Remove the In Out Pipe Use Screw Driver 4 Remove the Heat Exchanger from t...

Page 91: ...oad PC SMW200 10black 6 Setupthenumberofconnectedoutdoorunits 2 MICOM download AS PRO SMW200 07Pwhite 7 Forcheckingindoorunitcommunication YW396 02Pred 3 ERRORDISPLAY 8 Transmitter12V YW396 02Pblue 4...

Page 92: ...NK BLANK K2 Numberofpress Keyoperation Displayonsegment 1time RefrigerantcharginginCoolingmode K 5 BLANK BLANK 2times TrialoperationinCoolingmode K 6 BLANK BLANK 3times PumpdownallunitsinCoolingmode K...

Page 93: ...uct Operationtime Min 60minutes Max 10hours Etc Exceedthemaximumoperatingtimeatstopsandwaits Protectionandcontrol self diagnosisisperformed Refrigerant lling operation Operationtofillingtherefrigerant...

Page 94: ...etystart OnlythecorrespondingOutdoorUnitoperation Topumpoutmorethan2 ExceptcommunicationbetweenOutdoorUnitofrelevantsetafterworkingforone remaindersetmakesPumpOutadd Cooling Pump Down Recovertherefrig...

Page 95: ...rlyrun Waituntilnaturaldischarge Inparticular E464 E364 powerdevicesmaybedamaged thereforedonotusethedischargemode BlocktheInverterPCB3 phaserelayafterconnectedthepower andthroughcompressor DCvoltagei...

Page 96: ...artpattern Heatingcommissioningpattern Defroststart Defroststart Itisafter10minuteswhichSafetyStartfinishes Defrostoff Generaldefrostoperationconditionsarethesameas Etc Defrostshutdownandstopthenormal...

Page 97: ...gmodefor setting option Option setting mode Step 1 Entering mode to set option 1 Remove batteries from the remote controller 2 Insert batteries and enter the option setting mode while pressing High Te...

Page 98: ...SEG6 SEG8 option Press Low Fan button to enter SEG6 value Press High Fan button to enter SEG8 value Each time you press the button will be selected in rotation 6 Setting Fan mode Press Mode button to...

Page 99: ...e change to Dry mode in the OFF status 15 Setting SEG18 SEG20 option Press Low Fan button to enter SEG18 value Press High Fan button to enter SEG20 value Each time you press the button will be selecte...

Page 100: ...not Step 4 Input option Press operation button with the direction of remote control for set For the correct option setting you must input the option twice Step 5 Check operation 1 Reset the indoor uni...

Page 101: ...G11 SEG12 1 Drain pump Hot water heater Electronic heater Opening the electronic expansion valve Master Slave SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 2 External control External control output S Plasma io...

Page 102: ...Option SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 Explanation PAGE Use of external control Setting the output of external control S Plasma ion Buzzer control Number of hours using lter Remote Controller Disp...

Page 103: ...lim1 AM007FNLDCH AA 010054 1254AE 201616 331110 010054 1255D1 201616 331110 010054 1255D1 201616 331110 010054 125904 201616 331110 AM009FNLDCH AA 010054 121913 201C1C 331110 010054 121946 201C1C 3311...

Page 104: ...203434 331110 AM024FNMDCH AA 010054 125904 204848 331110 010054 125936 204848 331110 010054 125979 204848 331110 010054 125DF9 204848 331110 010054 125DFC 204848 331110 MSP 1 AM030FNMDCH AA 010054 125...

Page 105: ...nitsensorerrorthatisnotontheabovelist E221 E237 E251 1 Whenthereisnocommunicationbetweentheindoor outdoorunitsfor 2minutes 2 Communicationerrorreceivedfromtheoutdoorunit 3 3miniutetrackingerroronoutdo...

Page 106: ...downduetolowpressuresensorpreventioncontrol_1 14 Simultaneousopeningofcooling heatingMCUSOLvalve 1stdetection 15 Simultaneousopeningofcooling heatingMCUSOLvalve 2nddetection Otheroutdoorunitself diagn...

Page 107: ...units 5 Errorduetorepeatedcommunicationaddress 6 Communicationaddressnotconfirmed Otheroutdoorunitcommunicationerrorthatisnotontheabovelist E101 E102 E202 E201 E108 E109 Selfdiagnosiserrordisplay 1 Er...

Page 108: ...air conditioner when the LED is flickering the LED is also turned off If you re operate the air conditioner it operates normally at first then detect an error again When E108 error occurs change the...

Page 109: ...ocommunicationbetweentheindoor outdoorunitsfor 2minutes 2 Communicationerrorreceivedfromtheoutdoorunit 3 3miniutetrackingerroronoutdoorunit 4 Communicationerroraftertrackingduetounmatchingnumberof ins...

Page 110: ...pressordownduetolowpressuresensorpreventioncontrol_1 14 Simultaneousopeningofcooling heatingMCUSOLvalve 1stdetection 15 Simultaneousopeningofcooling heatingMCUSOLvalve 2nddetection Otheroutdoorunitsel...

Page 111: ...duetoclosedEEV 2nddetection 3 Evainsensorisdetached 4 Evaoutsensorisdetached 5 Thermalfuseerror Open E151 E152 E128 E128 E198 1 CONDmidsensorisdetached 2 Refrigerantleakage 2nddetection 3 Abnomallyhig...

Page 112: ...02 E201 E108 Selfdiagnosiserrordisplay 1 ErrorduetoopenedEEV 2nddetection 2 ErrorduetoclosedEEV 2nddetection 3 Evainsensorisdetached 4 Evaoutsensorisdetached 5 Thermalfuseerror Open E151 E152 E128 E12...

Page 113: ...it andothermethodsoferrordisplay Error Number Outdoor unit address Error Number repeat display E471 U200 E471 U200 E206 C001 E206 C002 Displayedalphabet Explanation When displaying Error 101 700 When...

Page 114: ...ction E 153 Error on floating switch of indoor unit 2nd detection E 154 RPM feedback error of indoor unit E 161 Mixed operation mode error of indoor unit When outdoor unit is getting ready to operate...

Page 115: ...switch E 216 When indoor unit is not installed to a MCU port but the switch on the port is set to On E 217 hen indoor unit is connected to a MCU port but indoor unit is assigned to a MCU and the swit...

Page 116: ...due to overcurrent of Fan2 E 385 Error due to input current of inverter 2 E 386 Over voltage low voltage error of Fan2 E 387 Hall IC connection error of Fan2 E 389 V limit error on Fan2 of compressor...

Page 117: ...due to input current of inverter 1 E 486 Error due to over voltage low voltage of Fan E 487 Hall IC error of Fan1 E 489 V limit error on Fan1 of compressor E 493 Output current sensor error of Fan1 E...

Page 118: ...f the product 1 Tracking is complete and after the initial installation if you do not have a history of commissioning is completed UP will be dis played 2 Execute the automatic commissioning by Tact S...

Page 119: ...Bdefective HubPCBdefective Highpressureswitchoperation 1 Causeofproblem ReplaceFanPCB ChecktheconnectionstatusofEMIPCB ChecktheshortcircuitofEMIPCBFuse Refrigerantovercharge Highpressureswitchisdefect...

Page 120: ...e of problem Yes Yes Is indoor room temperature sensor connector dislocated At that time is the resistance value significantly deviated from the temp table After separating indoor room temperature sen...

Page 121: ...1 How to check Is indoor EVAP IN sensor connector separated from the PCB At that time is the resistance value significantly deviated from the temp table After separating indoor EVAP IN sensor connecto...

Page 122: ...How to check Is indoor EVAP OUT sensor connector separated from the PCB At that time is the resistance value significantly deviated from the temp table After separating indoor EVAP OUT sensor connecto...

Page 123: ...pressure 25kg cm OK Averagelowpressure 8 5kg cm OK Tcond out Tair out 3 C OK Tair in Teva out 2 C NO Tcond out Tair out 2 C OK Compressorinoperation Indoor Unitoperation ThermoOn OK Errordetails Break...

Page 124: ...ressure 8 5kg cm OK Tcond out Tair out 3 C OK Tair in Teva out 2 C NO Tcond out Tair out 2 C OK Compressorinoperation Indoor Unitoperation ThermoOn OK Errordetails BreakawayErrorofIndoorHeat Exchanger...

Page 125: ...r details Simultaneous indoor heat exchanger s EVA IN OUT sensor dislocation error 2 During Heating operation Average high pressure 25kg OK Average low pressure 8 2kg OK Teva out Tair out 3 C NO Tair...

Page 126: ...t lower than 0 C for more than 20 minutes without cessation 2 How to check 1stdetection P703 OutdoorUnitdisplayonly 2nddetection x x x x x x The address of the error occurred indoor unit How to turn o...

Page 127: ...f there is any rust on the surface of the electronic expansion valve with naked eyes then check the resistance between each terminal to find any wire breaking or short circuit 4 Press the RESET KEY K3...

Page 128: ...here is any rust on the surface of the electronic expansion valve with naked eye then check the resistance between each terminal to find any wire breaking or short circuit 4 Press the RESET KEY K3 of...

Page 129: ...then check if drain pump operates vibrates during operation Normal operation Indoor unit s power reset after replacement Reassembly Floating Sensor Connector and reset Outdoor Unit power Indoor unit...

Page 130: ...etermine below Indoor unit display Criteria Cause of problem Outdoor unit display 1 How to diagnose 1 Occurs when RPM valve fails to feedback to MICOM at a PID control type fan motor 2 How to check 1...

Page 131: ...product problem but is displayed when the operational mode input in an indoor unit is different from current operational status other indoor unit s operational mode Check the operational mode of outdo...

Page 132: ...roblem t Communication failure between EEPROM and MICOM Outdoor unit display Yes Are there any problems such as short or dewetting between EEPROM PIN If you restart after reentering model options and...

Page 133: ...model then enter correct options 4 4 17 Error due to confused use of Fahrenheit and Celsius Indoor unit display Operation Timer Fan Filter Defrost t JTTFE JOQVU PG SFNPUF DPOUSPMMFS PQUJPOT Criteria...

Page 134: ...heck up methods 1 How to check Yes Are an indoor unit address cooling heating position of the MCU SOL VALVE connector correctly connected Check the indoor unit address cooling heating position and mak...

Page 135: ...n Cable Connection Indoor unit display t Apply power 220V to the terminal of the indoor unit communication block F1 F2 Criteria Cause of problem t Check for Power input 220V for the Terminal block F1...

Page 136: ...fect Criteria Cause of problem t Check if the output of SPI Feedback is 12V Outdoor unit display 1 How to check Is the SPI connector of an indoor unit separated from PCB Connect the connector to PCB a...

Page 137: ...he relevant MCU ports Check if the indoor unit usage setup switch is turned on for the MCU port connected to the indoor unit Outdoor Unit Display No change of EVA IN or wrong EVAN IN change during pip...

Page 138: ...whichconnectstheoutdoorunittotheindoorunit Ifthereisnopeculiarity thenconnecttheindoorunitsonebyone tofindtheindoorunitthatisinterferingwiththecommunicationfor inspectionandchangetheindoorunitPCB Ist...

Page 139: ...nects theoutdoorunittotheindoornit andmeasure the2outdoorunitcableswithascope Connectthecommunicationcableagainto connecttheoutdoorunittotheindoorunit RemoveallthecommunicationconnectorsonthePCBof the...

Page 140: ...isplay JudgmentMethod Causeofproblem Outdoorunitdisplay Reseterror Key3 Checktheoutdoorunitwitherror U200 U201 U202 U203 Isthepowersupplynormal 15V 5V Checkwiringofoutdoorunit communicationcable Check...

Page 141: ...MCUs one by one to find the MCU which interferes with the communication to check and change the MCU PCB Is the voltage between the 2 cables a square wave with DC 0 7V or more Are the quantity of the...

Page 142: ...No Yes DidtheCommunicationconnector breakawayfromthePCB RestartoperationaftercheckingtheInverter PCB2CN31andPCB2CN32Communication wire Connector 3 4PinShort ServiceafterturnofftheMainPower No Yes Yes...

Page 143: ...ndtotheinvokedMainPCB Causeofproblem C BoxinternalInverterPCB FanPCB HubPCBdefective 1 Causeofproblem ReplaceHubPCB ReplaceFanPCB FanPCBTXpart Breakage ReplaceConnectionwire Checktheconnectionstatus C...

Page 144: ...to the MCU and measure the 2 cables of the outdoor unit with a scope Connect the communication cable which connects the outdoor unit to the MCU again remove all communication connectors from the MCU...

Page 145: ...them consecutively Outdoor unit display 1 How to check Find an MCU that is composed as the following picture to carry out assembly of branch part again After completing the re setting press K3 button...

Page 146: ...es in MCU Outdoor unit display 1 How to check Find an MCU that is composed as the following picture to carry out assembly of branch part again After completing the re setting press K3 button on the bu...

Page 147: ...6 SFHJTUFSFE JOEPPS VOJUT Outdoor unit display 1 How to check Find an MCU that is composed as the following picture to carry out assembly of branch part again After completing the re setting press K3...

Page 148: ...en turn it on again Indoor Unit Display MCU BOX 0 Outdoor Unit PCB MCU PCB OFF MCU Address Setup MCU Address Setup Setup for Indoor Quantity Used MCU Address Setup Setup for Indoor Quantity Used ON In...

Page 149: ...turn off to restart MCU BOX 0 MCU PCB OFF MCU address setup ON Indoor unit address Branch part use setup 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...

Page 150: ...ot Used After completing resetting press the outdoor unit s K3 button to reset or turn off to restart t 1JQF JT OPU JOTUBMMFE UP UIF JOEPPS VOJU XJUI BTTJHOFE address on MCU Criteria Cause of problem...

Page 151: ...JOEPPS VOJU JT SFHJTUFSFE Outdoor unit display 1 How to check Check the actual use of the branch part If it is used turn on the Dip switch for branch part setup After completing resetting press the ou...

Page 152: ...oor unit display 1 How to check Check the number of indoor units connected to MCU then readjust the switch for the number of units After completing resetting press the outdoor unit s K3 button to rese...

Page 153: ...orconnectorbreakaway fromthePCB Didtheresistance valuesignificantlystrayfromthefollowing temperaturetable Afterseparatingtheoutdoortemperaturesensor connectorfromthePCB measuretheresistancevalue betwe...

Page 154: ...temperature table to the next After separating the outdoor temperature sensor connector from the PCB measure the resis tance value between both terminals Restart after replacing the PCB Restart after...

Page 155: ...t sensorconnectorbreakawayfrom thePCB Didtheresistance valuesignificantlystrayfromthefollowing temperaturetable AfterseparatingtheoutdoorCondOut sensorconnectorfromthePCB measuretheresistance valuebet...

Page 156: ...atingoperation Eachoftheconditionsbelowneedstobesatisfiedformorethan20minutes Highpressureaverage 25kg cm OK Lowpressureaverage 8 5kg cm OK Teva out Tair in 3 C OK Teva in Tair in 2 C OK Tcond out Tai...

Page 157: ...hanging PCB Restart operation after connecting the connector to PCB Change this part as it is the fault of the discharge temperature sensor itself Yes No No Temperature C 130 120 100 80 60 25 20 10 0...

Page 158: ...compressor discharge temperature sensor break away from the PCB Did the resistance value significantly stray from the following temperature table Separate the connector for the outdoor constant rate c...

Page 159: ...argeorTopTemperaturesensorconnector breakawayfromthePCB Didtheresistance valuesignificantlystrayfromthefollowing temperaturetable AfterseparatingtheCompressorDischargeor TopTemperaturesensorconnectorf...

Page 160: ...ture right before the start of compressor Tsump ini current compressor s SUMP temp Tsump real When the difference between Tsump ini and Tsump real is an absolute value so that it cannot be more than 2...

Page 161: ...t issetatTsuc ini andthesuctiontemperatureofthecurrentCompissetatTsuc real itisconsideredtohaveanerroriftheconditionof Tsuc real Tsuc ini 2 Cismaintainedfor30minutes Suction temperature sensor breakaw...

Page 162: ...SUMP sensor break away from the PCB Did the resistance value significantly stray from the following temperature table Separate the connector of the outdoor SUMP sensor from the PCB and measure the re...

Page 163: ...ssuppliedor2minutesafterRESET andonlywhensetisstopped 2 AnOpen Shorterrorwilloccuriftheinputvoltagestandardrangeof0 5V 4 95Visexceeded 2 InspectionMethod ReplaceHighPressuresensor Pleasere inspectafte...

Page 164: ...issuppliedor2minutesafterRESET andonlywhensetisstopped 2 AnOpen Shorterrorwilloccuriftheinputvoltagestandardrangeof0 5V 4 95Visexceeded 2 InspectionMethod Replace LowPressuresensor Pleasere inspectaft...

Page 165: ...tdoorSuctionsensorbreakaway fromthePCB Didtheresistance valuesignificantlystrayfromthefollowing temperaturetable SeparatetheconnectoroftheOutdoorSuctionsensor fromthePCBandmeasuretheresistancevalue be...

Page 166: ...mperaturesensorbreakaway fromthePCB Didtheresistance valuesignificantlystrayfromthefollowing temperaturetable SeparatetheconnectoroftheLiquidPipeTemperature sensorfromthePCBandmeasuretheresistancevalu...

Page 167: ...IIn Temperaturesensorbreakawayfrom thePCB Didtheresistancevalue significantlystrayfromthefollowing temperaturetable SeparatetheconnectoroftheOutdoorEVIIn TemperaturesensorfromthePCBandmeasure theresis...

Page 168: ...esensorbreakaway fromthePCB Didtheresistancevalue significantlystrayfromthefollowing temperaturetable SeparatetheconnectoroftheOutdoorEVIOut TemperaturesensorfromthePCBandmeasurethe resistancevaluebet...

Page 169: ...Suction 2 sensor break away from the PCB Did the resistance value significantly stray from the following temperature table Separate the connector of the Suction 2 sensor from the PCB and measure the r...

Page 170: ...t Service valve locked Excessive refrigerant JudgmentMethod Valueofthehighpressuresensorisdetectedat40kg cm ormore Outdoorunitdisplay IstheS net estimatedvalueandtheManifold Gaugevalueinrange AretheIn...

Page 171: ...rCooling JudgmentMethod Inspectionwhenthevalueoflowpressuresensoris0 8kg cm orlessforairconditioningand0 6kg cm forheating Outdoorunitdisplay IstheS net estimatedvalueandtheManifold Gaugevalueinrange...

Page 172: ...he compressor Refer to the solution method for the liquid compression prevention error E477 Re connect and check the connector Yes Yes Yes No No Re attach and check sensor Check by referring to the ot...

Page 173: ...o endoutdoorunit JudgmentMethod Whenvalueofcompressordischargetemperaturesensorischeckedat120 Cormore Outdoorunitdisplay Istheresistance valuenormalfortheCompressor DischargeTemperaturesensor RefertoE...

Page 174: ...operlyconnected Causeofproblem Check the input wiring EMI Fuse short ReplaceInverterPCB PowerOff Yes Yes No Yes DidtheMain TerminalBlockandPowerR S T Nis connectedproperly PowerBOXTerminal Checkthepha...

Page 175: ...therefrigerant Yes Yes No IstheS netestimatedvalueandthe ManifoldGaugevalueinrange ConnectS netandManifoldGauge essentialrequirement No No No No Outdoorunitdisplay Indoorunitdisplay Operation Reservat...

Page 176: ...VIEEVconnectoraccuratelyconnectedtoPCB Yes No Reassemblecoil IsEEVcoilaccuratelyinstalled Yes Breakdown ReplaceIntercooler ChecktheIntercoolerleakage Normal ChecktheIndoorUnitEEVleakage Breakdown Repl...

Page 177: ...ccur if the input voltage standard ranges of 0 5V 4 95V of both the high and low pressure sensors are exceeded 3 Will occur if the measured value of both high and low pressure sensors is 1kgf cm G 1 I...

Page 178: ...rohibits the operation in outdoor temperature over 15 C Outdoor unit display 1 How to check The above error code is not caused by a product s problem but a function to protect the product by limiting...

Page 179: ...ughManifoldgauge Reconnectandcheckconnector No No Yes Yes Supplementorrechargetherefrigerant Outdoorunitdisplay Indoorunitdisplay Operation Reservation Blast Filter Defrost JudgmentMethod Operationsho...

Page 180: ...e then display E445 Outdoor Unit Display Indoor Unit Display Judgment Method t 3FGFS UP UIF KVEHNFOU NFUIPE CFMPX Special Cause t POOFDUPS 1 JT OPU DPOOFDUFE 4VNQ TFOTPS DPNQSFTTPS TFQBSBUFE 0XO QSPCM...

Page 181: ...rS W Causeofproblem Compressorconnectionerror DefectiveCompressor DefectivePCB PowerOffandthenRestart ReplaceFanPCB Yes Istheresistance valuebetweendifferentphasesof anMotor U V V W W U lessthan10 Rep...

Page 182: ...PowerOnandthenCommissioning PowerOff ReplaceFanPCB Yes Didtheerroroccurs EndofService No Yes Didyoucheck theforeignobjectsontheFan rotarywing Removetheforeignobjectsandrestart No Yes Fandorotatebyhand...

Page 183: ...rror Indoorunitdisplay Operation Reservation Blast Filter Defrost Momentary stop of compressor due to momentary blackout JudgmentMethod Causeofproblem Momentarystopofcompressorduetomomentaryblackout O...

Page 184: ...ofprob lem Defectiveconnectionwire DefectiveFanMotor DefectivePCB Defectiveinstallationconditions PowerOff PowerRestart ReplaceFanMotor Yes Didtheerroroccurs EndofService No Yes Connectionwireof FanMo...

Page 185: ...NPSF compared to the instructed value Indoor Unit Display Judgment Method Special Cause Outdoor Unit Display 1 Inspection Method No Yes No Yes No Yes No Yes Connect connector as normal Is connection f...

Page 186: ...m HeatsinkandIPMassemblydefective Defectiveheatsinkcooling PowerOff Yes Didchecktheforeignobjectsbetween theheatsinkpin Removeforeignobjects Coldheatsinkassemblydefectoccurs No Yes Istheboltoftheheats...

Page 187: ...wn 3 Need to check if there is a problem with fan load status 4 4 72 Counter Rotation Error of an Outdoor Fan Motor t VF UP XJOE UIBU DBO SVO UIF GBO DPVOUFS XJTF t 8IFO UIF SPUBUJPOBM EJSFDUJPO PG BO...

Page 188: ...udgment Method Special Cause Outdoor Unit Display 1 Inspection Method Is the CT sensor connector resistance normal Are all the CT values 0 when the compressor is stopped Is the CT value measured at 20...

Page 189: ...PowerOffandthenRestart Continue Yes IsHotGasBypassValvestartup theinitialpowerisapplied HubReplacePCB No Yes HotGasBypassValveinitial startupdoesitwork ReplaceHotGasBypassValve No Yes Istheresistance...

Page 190: ...orunitinstalledproperly Removetheobstaclesandcheck thestatusoftheinstallation No Yes Istemperature sensorlocationandthemeasurement valuenormally PowerOff andthenreplacement orcorrectionofthesensorloca...

Page 191: ...hort DC LinkOvervoltage Lowvoltageoccurs Causeofproblem Checktheinputwiring EMIFuseshort PowerOff Yes Yes 380Visthevoltage betweenterminalblocks R S Twire PowerR S T Nwirevoltagecheckandrestartit Repl...

Page 192: ...error MomentaryOvervoltage Lowvoltageoccurs PCBvoltagesensingcircuitdefective PowerOff Yes IsPowerconnectionaccuratelyconnected PowerCablere connection No Yes IsReactoraccuratelyconnected ChecktheReac...

Page 193: ...and change the discharge valve leakage Re check the sensor connection attachment No Normal Normals Yes Breakdown Breakdown Resolve the relevant EEV problem Resolve the relevant valve problem Outdoor...

Page 194: ...B Connectorerror DefectiveMotor 1 Causeofproblem FANReplacePCB Reinstallafterremovingobstacle No Yes Yes Istheoutdoorunitinstalledproperly OutdoorFanMotor No Yes Istheresistancevalue betweendifferentp...

Page 195: ...urrentsensor OUTDOORFANPCB FAN1OutputCurrentsensor OUTDOORFANPCB FAN2OutputCurrentsensor JudgmentMethod SensorOutputdetection Judgedasanerrorifthedetectedvalueismorethan2 8Vor0 2Vlessthan Causeofprobl...

Page 196: ...orunitdisplay JudgmentMethod N phasewiringerrorandEMIFuseshort DC LinkOvervoltage Lowvoltageoccurs Causeofproblem Checktheinputwiring EMIFuseshort PowerOff Yes IsInverterPCBCN15 andFanPCBCN11DC Linkvo...

Page 197: ...error HallICwiredisconnection Defectivecircuitpartsanddefectivemanufacturing FanMotordefective 1 Causeofproblem ReplaceFanPCB Restart Whentheerrorisrepeated replacetheFanMotor EndofService No Yes Yes...

Page 198: ...000 1 80 50 2000 1 47 60 1600 1 29 70 1200 1 07 80 750 0 76 90 650 0 68 Complete Yes Yes Yes Applytheheatsinkgreaseandthenreassembly No Didproperlyapplytheheatsinkgrease BetweentheheatsinkandtheIPM Ye...

Page 199: ...PriortoJuly2011 ifthesoftwareversionoftheindoorunit Causeofproblem Checkthesoftwareversionoftheindoorunit Checkwhetherthesupportoftheindoorunit PowerOn Yes Yes Doesconnected indoorunitbecomecompatible...

Page 200: ...s any rust on the surface of the coil of an electronic expansion valve with the naked eye and then check the resistance between each terminal to find any wire breaking or short circuit 4 Press the RES...

Page 201: ...ctlypluggedintothemainbody 3 Checkifthereisanyrustonthesurfaceofthecoilofanelectronicexpansionvalvewiththenakedeye andthenchecktheresistancebetween eachterminaltofindanywirebreakingorshortcircuit 4 Pr...

Page 202: ...spection Method Is the electronic expansion valve wire connected to the PCB After measuring the coil terminal resistance is there a disconnection or short circuit inside the coil Is the electronic exp...

Page 203: ...s of where error occurred 1 Inspection Method Is the electronic expansion valve wire connected to the PCB After measuring the coil terminal resistance is there a disconnection or short circuit inside...

Page 204: ...Samsung Electronics 5 1 5 PCB Diagram and Parts List 5 1 Indoor Unit 5 1 1 Slim 1 way cassette type 22 1 2 3 4 5 16 11 17 6 18 7 19 8 20 9 12 14 13 23 15 21 10...

Page 205: ...I 7 EEPROM_CLK 1 DC12V 2 VENT SIGNAL OUTPUT GND 1 DC12V 2 HUMAN SENSOR COMM TXD 3 HUMAN SENSOR COMM RXD 4 GND 1 GND 2 GND 3 SPI POWER OUTPUT DC12V 1 DC5V 2 GND 3 MOTOR FEEDBACK 1 DC12V 2 5 LOUVER SIGN...

Page 206: ...PCB Diagram and Parts List Samsung Electronics 5 3 5 1 2 4way cassette mini 4way casette type 22 1 2 3 4 16 5 11 6 7 8 20 10 13 15 23 17 18 19 9 12 21 14...

Page 207: ...6 EEPROM_SI 7 EEPROM_CLK 1 DC12V 2 VENT SIGNAL OUTPUT GND 1 DC12V 2 HUMAN SENSOR COMM TXD 3 HUMAN SENSOR COMM RXD 4 GND 1 ROOM THERMISTOR 2 GND 1 4 EEV SIGNAL OUTPUT 5 DC12V 6 DC12V 1 DC12V 2 5 LOUVER...

Page 208: ...PCB Diagram and Parts List Samsung Electronics 5 5 5 1 3 Duct type SLIM 1 2 MAIN PCB 1 4 6 8 7 9 11 12 13 14 15 17 19 18 16 10 2 3 5...

Page 209: ...2 1 12V 2 GND 3 VCC 4 MOTOR SIGNAL PWM1 OUT 5 R903 CONTROL SIGNAL 6 INRUSH OUT 1 GND 2 NO USED 3 VCC 4 EEPROM_SELECT 5EEPROM_SO 6 EEPROM_SI 7 EEPROM CLK 1 4 CONTROL SIGNAL 5 6 12V 1 12V 2 VENT OUT 1 G...

Page 210: ...s List Samsung Electronics 5 7 Duct type SLIM 1 2 cont Sub PCB 1 1 12V 2 COM2_PCTRL_MICOM 3 COM2_VCHECK_A 4 COM2_VCHECK_B 5 COM2_MICOM_AD 6 VCC 7 NO UESD 8 COM2_C 9 COM2_D 10 COM2_TXD 11 COM2_RXD 12 G...

Page 211: ...PCB Diagram and Parts List 5 8 Samsung Electronics 5 1 4 Duct type Slim Duct 3 MAIN PCB 8 5 3 2 1 6 7 4 10 11 12 13 14 15 17 16 18 9...

Page 212: ...ND 2 NO USED 3 VCC 4 EEPROM_SELECT 5EEPROM_SO 6 EEPROM_SI 7 EEPROM CLK 1 4 CONTROL SIGNAL 5 6 12V 1 GND 2 GND 3 CONTROL SIGNAL 4 NOT USED 1 12V 2 COM2_PCTRL_MICOM 3 COM2_VCHECK_A 4 COM2_VCHECK_B 5 COM...

Page 213: ...List 5 10 Samsung Electronics Duct type Slim Duct 3 cont Sub PCB 1 1 12V 2 COM2_PCTRL_MICOM 3 COM2_VCHECK_A 4 COM2_VCHECK_B 5 COM2_MICOM_AD 6 VCC 7 NO UESD 8 COM2_C 9 COM2_D 10 COM2_TXD 11 COM2_RXD 12...

Page 214: ...PCB Diagram and Parts List Samsung Electronics 5 11 5 1 5 Duct type MSP 4 1 1 2 3 5 6 7 1 11 12 13 14 15 16 18 17 8 9 10...

Page 215: ...D 2 EXT CTRL 1 12V 2 6 LED 7 BZ1 8 9 AUTO SW 10 REMOCON INT 11 GND 12 VCC 13 BZ2 1 12V 2 GND 3 VCC 4 MOTOR SIGNAL PWM 5 MOTOR FEEDBACK 6 INRUSH OUT 12 VCC 1 4 5 6 12V 1 2 GND 3 SPI 1 2 3 12V 4 GND 5 1...

Page 216: ...PCB Diagram and Parts List Samsung Electronics 5 13 5 1 6 Duct type Super 1 2 3 5 4 6 9 10 11 12 13 14 15 16 7 8...

Page 217: ...UT 3 LED_1_OUT 4 LED_2_OUT 5 LED_3_OUT 6 LED_4_OUT 7 BZ_1 8 REMOCON_SIGN_OUT 9 AUTO_SW 10 REMOCON_INT 11 GND 12 5V 13 BZ_2 1 EEV _B_OUT 2 EEV _A_OUT 3 EEV_B_OUT 4 EEV_A_OUT 5 12V 6 12V 1 12V 2 VENT_OU...

Page 218: ...PCB Diagram and Parts List Samsung Electronics 5 15 5 1 7 Celing type 1 2 3 4 5 6 7 19 18 9 10 11 12 17 15 14 13 8...

Page 219: ...USED 1 DC 12V 2 DC 12V 3 6 LVR SIGNAL 1 4 EEV SIGNAL 5 DC 12V 6 DC 12V 1 DC 12V 2 VENT_OUT 1 DC 12V 2 COM4_TXD 3 COM4_RXD 4 NOT USED 5 GND 1 GND 2 GND 3 Q1_OUT 4 NOT USED 1 DC12V 2 5 COMM SIGNAL 6 VCC...

Page 220: ...2 N 1 VCC 2 GND 3 Hall Sensor 1 2 GND 3 SPI 1 VCC 2 5 1 EVA INTEMP 2 4 6 GND 3 EVA OUTTEMP 5 DISCHARGETEMP 1 4 5 6 12V 1 2 GND 1 FUSE CHECK 2 GND 1 12V 2 7 LED 8 9 AUTO SW 10 REMOCON INT 11 GND 12 VCC...

Page 221: ...PCB Diagram and Parts List 5 18 Samsung Electronics Wall Mounted type Neo Forte cont SUB SWITCH No CN COLOR FUNCTION CN61 Black Main Sub PCB Connecor CN83 White External Contact Control 17 18...

Page 222: ...ram 6 1 Indoor 6 1 1 Global 4way Global Mini 4way cassteet type This Document can not be used without Samsung s authorization Motor Control Display Control Pipe Temp Sensor Float S W Drain Pump Louver...

Page 223: ...Wiring Diagram 6 2 Samsung Electronics 6 1 2 Slim 1way cassette type This Document can not be used without Samsung s authorization...

Page 224: ...Wiring Diagram Samsung Electronics 6 3 6 1 3 BIG Duct This Document can not be used without Samsung s authorization...

Page 225: ...Wiring Diagram 6 4 Samsung Electronics 6 1 4 Ceiling This Document can not be used without Samsung s authorization...

Page 226: ...Wiring Diagram Samsung Electronics 6 5 6 1 5 RAC Neo Forte This Document can not be used without Samsung s authorization...

Page 227: ...Wiring Diagram 6 6 Samsung Electronics 6 1 6 DUCT type Slim III This Document can not be used without Samsung s authorization...

Page 228: ...Wiring Diagram Samsung Electronics 6 7 6 1 7 DUCT type Slim I II MSP This Document can not be used without Samsung s authorization...

Page 229: ...ty x 1 10 HP 3 digits Product Notation 1 1 way cassette 2 2 way cassette N Mini 4 way cassette 4 4 way cassette L LSP Duct Slim Duct M MSP Duct H HSP Duct C Ceiling J Console F Floor Standing T NEO FO...

Page 230: ...N Standard 1 way CST 1B Large size 1 way 2N 2 WAY 4N 4 WAY 4S MINI 4 WAY 4R Round Panel version 1 2 Korean market use A B Export foreign market use Communication Mode N New Communication Color B Black...

Page 231: ...ure and 122 means that the low pressure is 12 2kg cm g 4 If the low pressure goes below around 2kg cm g then immediately close the SVC valve for the gas and finish the pump down operation Finish the p...

Page 232: ...e refrigerant container valve so that the refrigerant flows from the liquid pipe to the refrigerant container 6 Check the changes in the weight of the container using the scale Once the desired amount...

Page 233: ...cable International and or domestic law Samsung Electronics Co Ltd Jan 2013 Printed in Korea Code No AC 00015E_1 GSPN GLOBAL SERVICE PARTNER NETWORK Area Web Site Europe CIS Mideast Africa gspn1 samsu...

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