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Samsung AE050JXYDEH Service Manual
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Samsung AE050JXYDEH Service Manual

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ECO HEATING SYSTEM
MIM-E03BN
AE050JXYDEH/EU
ECO HEATING SYSTEM
OUTDOOR UNIT CONTROL KIT
Model :
AE050JXYDEH/EU
Basic Model :
AE090JXYDEH/EU
1. Precautions
2. Product Specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. PCB Diagram
6. Wiring Diagram
7. Reference Sheet
MIM-E03BN
MIM-E03AN
CONTENTS

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Summary of Contents for Samsung AE050JXYDEH

  • Page 1 ECO HEATING SYSTEM OUTDOOR UNIT CONTROL KIT Model : AE050JXYDEH/EU MIM-E03BN Basic Model : AE090JXYDEH/EU MIM-E03AN ECO HEATING SYSTEM CONTENTS 1. Precautions 2. Product Specifications 3. Disassembly and Reassembly 4. Troubleshooting 5. PCB Diagram MIM-E03BN 6. Wiring Diagram 7. Reference Sheet...

  • Page 2: Table Of Contents

    Contents 1. Precautions ..............................3 1-1 Precautions for the Service ............................3 1-2 Precautions related to static electricity and PL ....................3 1-3 Precautions for the Safety ............................4 1-4 Precautions for handling a system containing refrigerants .................5 1-5 Precautions for the brazing ............................5 1-6 Precautions for charging refrigerants ........................5 2.
  • Page 3 Contents 4-5-3 Temperature sensor error (E221, E231, E251, E320 ) ..............38 4-5-4 Fan error (E458, E475) ..........................39 4-5-5 Compressor error (E461, E467) ....................... 41 4-5-6 Current trip error (E462, E463) ......................42 4-5-7 IPM(IGBT module) over current error (E464) ................43 4-5-8 DC-link voltage under/over error (E466) ..................

  • Page 4: Precautions

     Check whether the installation location is at least two meters away from other electronic products such as TV, video, or audio. – Otherwise, the video quality might be degraded or noise might be generated.  Do not let end users repair the products themselves. – Unauthorized disassembly might cause electric shock or fire. Samsung Electronics...

  • Page 5: Precautions For The Safety

    – R410A is a quasi-azeotrope of two refrigerants. Make sure to charge liquid one when adding refrigerant. If you charge gaseous refrigerant, it may affect the capacity and reliability of the product as a result of change formation of the refrigerant. Samsung Electronics...

  • Page 6: Precautions For Handling A System Containing Refrigerants

    – The container may get damaged by the heat and result in explosions.  Do not operate the product without pressure switch(for product protection) and sensor. – If there are any internal blockage, high refrigerant pressure increase may damage the product or exterior. Samsung Electronics...

  • Page 7: General Overview

    It has developed power saving compressors for more than thirty years. EHS(Eco Heating System) compressor adopts a double-rotor BLDC compressor with permanent magnets made by Samsung. Electricity for the compressor rotor is obtained from a neodium-iron-boron permanent magnetic material (boron magnet can attract iron material weighing 1000 times its own weight.) It strengthens the rotary moment of the compressor to maximize the entire efficiency of the...

  • Page 8: Key Features Of The Monobloc

    This concept will help space saving and lower costs for pipe line reduction.  Running Costs-Reduction of Up to 32.4% Samsung EHS, known for its world class efficiency (12kW floor heating system with COP of 4.51), can reduce 32.4% of your run- ning costs as compared to a gas boiler.

  • Page 9: Product Speci Cations

    2-2 Product Specifications 2-2-1 MONO Unit AE050JXYDEH Item 1phase 5kW Outdoor unit Image Control Kit Remote Controller 5,000 Heating Btu/h 17,100 Nominal Capacity 5,000 Cooling Btu/h 17,100 Heating 1,060 Power Input(Nominal) Condition #1. Cooling 1,210 (A7/W35) *1 Heating Current Input(Nominal)

  • Page 10: Speci Cations Of Optional Items

    MANUAL INSTALL (CONTROL KIT) DB68-05388A Switch-Flow DB34-00084A Wired remote controller DB93-11251L Essential Offer (Control Kit) Connector Wire DB93-13255A (Smart Grid, 2000mm) SENSOR TEMP DB32-00213A Thermistor (Water Tank) DB95-05023A SENSOR TEMP DB32-00217A HOLDER SENSOR DB61-05217A SPRING ETC-SENSOR DB81-00635A CABLE TIE DB65-10088C Samsung Electronics...
  • Page 11 Item Description Code No. Q’ty Remark TAPE-HANDLE CABI SIDE DB74-00039D RUBBER-PIPE DB73-00436B Essential Offer INSULATION-BASE DB72-00401F (Control Kit) ASSY CONNECTOR WIRE-CLIP DB93-08924R (Back-up heater connector(Brown)) LEAD CONNECTOR DB39-00941A (Back-up heater connector (Red)) LEAD CONNECTOR DB39-00941B (Back-up heater connector(White)) Samsung Electronics...

  • Page 12: Disassembly And Reassembly

    3. Disassembly and Reassembly Hand Tool sets  Item Remark +Screw Driver Adjustable wrench –Screw Driver Nipper Electric Motion Driver L-Wrench Torque Lench Latchet Lench Samsung Electronics...

  • Page 13: Ehs Control Kit

    1) Unscrew and remove the two screws of the power supply cable on the terminal block. (Use '+' type screw driver) 2) Unscrew and remove the two screws on the top & bottom of the ELCB. (Use '+' type screw driver) Samsung Electronics...
  • Page 14 2) Unscrew and remove the two screws. (Use ‘+’type screw driver) 3) Firstly pull the PCB along red arrow ,then pull the PCB out along yellow arrow. Please note that PCB support may be broken by your excessive pulling. Samsung Electronics...

  • Page 15: Outdoor Unit

    3-2 Outdoor Unit  AE050JXYDEH Parts Procedure Remark CABI TOP You must turn off the power before disassembling. 1) Unscrew and remove the ten screws on each side of the CABI TOP. (Use '+' type screw driver) ASSY COVER 1) Unscrew and remove the one screw CONTROL on the ASSY COVER CONTROL.
  • Page 16 CABI BACK RH. (Use '+' type screw driver) 2) Pull the sensor from the CABI SIDE RH. CABI FRONT 1) Unscrew and remove the 9 screws on the CABI FRONT. (Use '+' type screw driver) Samsung Electronics...
  • Page 17 Procedure Remark CABI FRONT 1) Unscrew and remove the 9 screws on each side the CABI FRONT. (Use '+' type screw driver) 1) Turn the one nut as shown in the picture and remove it. (Use adjustable wrench) Samsung Electronics...
  • Page 18 2) Unscrew and remove the four motor screws. (Use '+' type screw driver) 3) Disconnect the motor wire from the Ass'y Control Out. BRACKET 1) Unscrew and remove the two screws on the BRACKET MOTOR. (Use '+' type screw driver) Samsung Electronics...
  • Page 19 Disassembly and Reassembly Parts Procedure Remark CONTROL OUT 1) Disconnect the six connectors from the ASSY CONTROL OUT. 2) Unscrew and remove the two screws on the CONTROL OUT. (Use '+' type screw driver) 3) Separate the ASSY CONTROL OUT Samsung Electronics...
  • Page 20 1) Purge the coolant first. 2) Separate the pipe from the Entrance/Exit using a welder. When removing the compressor,heat exchanger and pipe, purge the completely and remove the pipe with a welding flame. ASSY TUBE-WATER 1) Purge the coolant first. Samsung Electronics...
  • Page 21 Procedure Remark 2) Turn the two nuts as shown in the picture and remove them. (Use adjustable wrench) ASSY BRACKET PHE 1) Unscrew and remove the 4 screws on the ASSY BRACKET PHE. (Use '+' type screw driver) Samsung Electronics...
  • Page 22 Disassembly and Reassembly Parts Procedure Remark COMPRESSOR 1) Separate the COMPRESSOR FELT SOUND. 2) Unscrew and remove the nut on the COVER TERMINAL. (Use adjustable wrench) 3) Separate the compressor wire. 4) Separate the COMPRESSOR FELT SOUND. Samsung Electronics...
  • Page 23 Disassembly and Reassembly Parts Procedure Remark 5) As shown in the picture, unscrew and bottom. (Use Adjustable Wrench) ASSY COND OUT 1) Unscrew and remove the four screws as shown in the picture. (Use '+' type screw driver) Samsung Electronics...

  • Page 24: Troubleshooting

    Outdoor EEV open error Operation Off Check the EEV connector to the PCB. error Check the EEV of Outdoor. Comp down Outdoor EEV close error Check the EEV connector to the PCB. Check the service Operation Off error valve. Samsung Electronics...
  • Page 25 Check the normal operation of PCB control error Check the input power connection status Check the connection status of the motor and the Self diagnostic Outdoor fan 2 error Operation Off outdoor unit PCB error Check the indoor/outdoor unit fuse Samsung Electronics...
  • Page 26 Thermostat wrong connection Indoor sensor Check the Cooling /Heating signal : Concurrent wiring or Operation Off error error not. Mixing valve temp sensor error Check Control Kit Mixing Valve Outlet temperature sensor Indoor sensor Operation Off (Short/Open) location. error Samsung Electronics...

  • Page 27: Troubleshooting By Symptoms

    PCB and replace the PCB Reconnect the cable connecting the outdoor unit to the Control Kit and restart the unit. If the communication still doesn’t work, replace the Control Kit PCB. Good +0.7V -0.7V Samsung Electronics...

  • Page 28: Control Kit

    Are there any problems such as short or dewetting between Replace PCB EEPROM PIN? EEPROM SUB PBA If you restart after reentering model options and power reset, does the Normal operation error occur again? Replace PCB Samsung Electronics...

  • Page 29: Error Due To Abnormal Data Of Wired Remote Controller Thermistor Value

    Temperature Resistance from the PBA Measure its resistance (°C) (KΩ) value B/W two terminal. Is the resistance value Deviated from the temp. table, 12.1 significantly? 18.0 27.3 43.0 Re-start after replacing PBA. The thermistor needs to be replaced. Samsung Electronics...

  • Page 30: Error Due To Abnormal Data Of Water Outlet Thermistor Value

    Re-start after replacing PBA. Is it proper? E911 Change water flow rate to proper level ▶ Water pump ON ( Flow S/W off ) ▶ Water pump ON ( Flow S/W off ) : NOT enough water flow Samsung Electronics...

  • Page 31: Error Due To Abnormal Data Of Dhw Tank Thermistor Value

    Is it short? Measure status of PBA is OPEN or SHORT? Flow S/W needs to be replaced. Is it short? Does the water flow? Does any extra PBA needs to be replaced water pump installed? Check the extra pump Samsung Electronics...

  • Page 32: Control Kit Temperature Sensor(Open/Short)

    (replace) 165.7 Restart the system after replacing the PCB 242.5 295.4 362.4 <103 Type> Current Resistance temperature (k ) (°C) 3.03 3.59 4.17 4.93 5.84 6.95 Error Mode Sensor Type 8.32 E121,E122,E123, E901,E902,E903, 12.08 E906,E916 14.68 E904 17.94 Samsung Electronics...

  • Page 33: Communication Error After Nishing Tracking(Hydro Unit)

    PCB and replace the PCB Reconnect the cable connecting the outdoor unit to the Hydro unit unit and restart the unit. If the communication still doesn’t work, replace the Hydro unit unit PCB. Good +0.7V -0.7V Samsung Electronics...

  • Page 34: Items To Check Before Diagnostics

    ■ DIP Switch Settings ON (default) Remark Heat Pump. Heating Only. Anti-stack snow mode OFF. Anti-stack snow mode ON. Silence operation Mode Slience mode Step 1 Slience mode Step 2 Silence mode Step 3 Slience mode Step 1 Samsung Electronics...

  • Page 35: Troubleshooting For Outdoor Unit

    IPM(IGBT Module) Over Current(O.C) E464    MAIN/INVERTER Comp. Over load error E465    Check AC Power or MAIN/INVERTER DC-Link voltage under/over error E466    DC_Link voltage  Off  Blink  On Samsung Electronics...
  • Page 36 Refriqerant gas inlet Check Gas MAIN E906    temperature sensor error inlet sensor Mixing Valve Outlet Check Mixing Valve MAIN E916    temperature sensor error Outlet sensor  Off  Blink  On Samsung Electronics...

  • Page 37: Troubleshooting By Symptoms

    If the communication still doesn’t work, replace the comm. kit PCB and outdoor unit PCB in order of mention. Good +0.7V -0.7V cf.) If there is no oscillo scope, it can be replaced multimeter instead of osillo scope. Samsung Electronics...

  • Page 38: Time Out (1Min.) Of Communication Error Between Main Pba And Inv. Pba (E203)

    Does the communication error occur? Normal operation Is the communication/power cable connected properly between Connect the connector right position MAIN PBA and INVERTER PBA? Exchange MAIN PBA/INVERTER PBA in order of mention <CN305 in MAIN PBA > <CN31 in INVERTER PBA> Samsung Electronics...

  • Page 39: Temperature Sensor Error (E221, E231, E251, E320 )

    Ω at 21°C ex) 10.17k ex) 205.4k Power on (°C) (°C) <outdoor, condenser temp. sensor> <discharge, OLP temp. sensor> (*)Resistance value for temperature sensor Is the wire of sensor broken or is there any poor contact? the temperature sensor Samsung Electronics...

  • Page 40: Fan Error (E458, E475)

    1-6V during the operation? Is the Fan in rotation during Exchange the FAN motor not in rotation TEST operation in cooling mode # TEST operation # press K1 or K2 button on the MAIN PCB after power on. Cont. Samsung Electronics...
  • Page 41 Is the Pin voltage #6 - #3 of CN90 and 91 Exchange INVERTER PCB changed high(4-5V) and low(0-1V) in case of making manual rotation slowly? Is the Pin voltage #7 - #3 of CN90 and Exchange the FAN motor 91 low(0-1V) in normal rotation? Exchange INVERTER PCB Samsung Electronics...

  • Page 42: Compressor Error (E461, E467)

    2 Ω? (*) U↔V, V↔W, W↔U Is the value of resistance mega between compressor Exchange the compressor Ω and outdoor unit body? Is the wire of compressor Check the wire of compressor connected correctly? Samsung Electronics...

  • Page 43: Current Trip Error (E462, E463)

    Is the indoor unit installed well Reinstall after remove the obstacle according to installation manual? Does the compressor work normal? Exchange the compressor Are the service valves fully opened? Open the service valves Exchange INVERTER PCB 4-10 Samsung Electronics...

  • Page 44: Ipm(Igbt Module) Over Current Error (E464)

    Open the service valves Is the wire of compressor Check the wire of compressor connected correctly? Is the value of resistance between each phase(*) for compressor Exchange the compressor smaller than 2 Ω? (*) U↔V, V↔W, W↔U cont. Samsung Electronics...
  • Page 45 IPM(IGBT module) over current error (E464) (cont.) Troubleshooting cont. Is the value of resistance mega between compressor Ω Exchange the compressor and outdoor unit body? Are the position and measured value of temperature sensor normal? reposition the sensor reposition the sensor Exchange INVERTER PCB Samsung Electronics...

  • Page 46: Dc-Link Voltage Under/Over Error (E466)

    Connect the power cable Is the reactor connected correctly? Check the connection of reactor Check whether a fuse has blown Exchange the fuse Does the error occur frequently? Exchange INVERTER PCB Check the input power (AC 230V ± 15%) Samsung Electronics...

  • Page 47: Gas Leak Error(E554)

    2 Ω? (*) U↔V, V↔W, W↔U Are the service valves fully opened? Open the service valves Is the evaporator sensor of Connect the sensor’s connector indoor unit connected correctly? Is refrigerant charged? Charge refrigerant Exchange INVERTER PCB Samsung Electronics...

  • Page 48: The Other Errors

    Exchange EEPROM or MAIN PBA Option code miss matching among the Option setting data is wrong. E557 indoors(only for DPM) (This error don't occur in EMF 150-AM) Check EEPROM DATA. E590 Inverter EEPROM loading error Check the normal operation of PCB. Samsung Electronics...

  • Page 49: In Case Of Heating At The Cooling Mode Or Cooling At The Heating Mode

    4-WAY the outdoor PCB. valve coil during the operation? Go to the next page 4-WAY valve main body error * Normal resistance value of 4 way valve coil : 1.5±0.15㏀ (at 20℃) 4-16 Samsung Electronics...
  • Page 50 Dose the voltage of DC300V apply to the connector of outdoor Check the motor wire. fan during the operation of outdoor unit? Outdoor PCB error * Normal resistance value of EEV valve coil(Red-Black or Yellow-Orange) : 92±8Ω (at 20℃) Samsung Electronics...

  • Page 51: Outdoor Unit Is Not Powered On - Initial Diagnosis

    Are the option DIP switches the option DIP switches inside the wired remote controller co ured correctly? Is there an error Check the system depending message displayed on the wired remote on the error display controller display? Check the target temperature Samsung Electronics...

  • Page 52: Outdoor Unit Power Supply Error

    CN39(MAIN PCB),CN31(INVERTER PCB) Error 203 display ALL OFF Is the FUSE on INVERTER PCB blown? Exchange the FUSE Check each BLDC FAN motor short or not, by resistance between Exchange FAN motor pin #1 and #3 Exchange INVERTER PCB Samsung Electronics...

  • Page 53: Pcb Diagram

    5. PCB Diagram 5-1 CONTROL KIT 17 16 15 14 13 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 54 CNS045 MIXING SENSOR SMW250-02 BLU CNS047 HEATER SMW250-02 BLK HEATER/EVA-OUT/EVA-IN/WATER- CNS043 SMW250-10 WHT OUT/WATER-IN CNS201 SUB_LED SMW200-07 WHT CNS2 FR_CONTROL AKZ350 GRN CNS301 DOWNLOAD YDW200-20 BLK CN101 EARTH YDW236-01 WHT CNP401 B/UP HEATER_N YW396-02V WHT CNP003 MC2-B YTR250 Samsung Electronics...

  • Page 55: Outdoor Unit

    5-2 Outdoor Unit █ INVERTER PCB AE050JXYDEH This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 56 YW396-03AV WHT CN242 BASE-HEATER YW396-03AV BLU CN301 COMM YW396-02V RED CN205 SUB PBA SMW200-05 BLK CN251 SENSOR OLP/COND/DIS/OUT SMAW200-08 WHT CN245 EVA_IN SMAW250-02 WHT CN252 WATER SMW250-04 YEL CN701 SMAW250A-05 RED CN801 LOW-PRESS SENSOR B04B-XAEK-1 CN809 HIGH-PRESS SENSOR B04B-XARK-1 Samsung Electronics...
  • Page 57 PCB Diagram █ SUB-DISPLAY PCB AE050JXYDEH This Document can not be used without Samsung’s authorization. Local Function Description CN518 DC POWER SMW200-05 BLK CN502 MAIN-SUB SIGNAL SMW200-10 BLK CN511 DC 12V YW396-02V BLU CN01 SOLUTION_COMM AKZ350 GRN CN501 MAIN-SUB SIGNAL...

  • Page 58: Wiring Diagram

    6. Wiring Diagram 6-1 Control Kit This Document can not be used without Samsung’s authorization. This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 59: Outdoor Unit

    6-2 Outdoor Unit █ 1Phase (AE050JXYDEH) This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 60: Reference Sheet

    WATT(*100) WATT(*100) Series version WATT(*100) WATT(*100) STANDRAD WATT(*100) WATT(*100) (/STANDARD TANK) WATT(*100) WATT(*100) WATT(*100) Power WATT(*100) E(220~240V, 50Hz, 1Ø) G(380~415V, 50Hz, 3 ) Mode Year HEAT PUMP R410a 2015 Outdoor / Inodoor Indoor unit (NASA) Outdoor unit (NASA) Samsung Electronics...

  • Page 61: Refrigerant Circuit Diagram

    Accum Accumulator Exp. V/V Expansion Valve HP S/W High Pressure Switch * The Direction of this product 4WAY V/V connection is heating default. (Heating : 4Way valve Off, Cooling : 4Way valve ON) Normal A/C EHS MONO (AE050JXYDEH) Samsung Electronics...

  • Page 62: Fsv Data Check And Update Using S-Net Pro2

    7-3 FSV data check and update using S-Net Pro2 To check the EHS HE / HT FSV data the [Update] button must be selected. FSV value has been updated, double-click each cell can set the value of the FSV. Samsung Electronics...

  • Page 63: Ehs Fsv Values Import And Export

    7-4 EHS FSV Values Import and Export The User can now export the existing FSV values into an XML file and update later onto a new unit the saved values. Samsung Electronics...
  • Page 64 Export Values: The existing FSV values can be exported by click on the "Export" button. Samsung Electronics...
  • Page 65 FSV Import: The FSV values can be imported by the click on the import button. The user is prompted to browse and select the XML file for update on the EHS unit selected in the dropdown menu. Samsung Electronics...
  • Page 66 Samsung Electronics...
  • Page 67 © Samsung Electronics Co., Ltd. June. 2015. This Service Manual is a property of Samsung Electronics Co., Ltd. Printed in China. Any unauthorized use of Manual can be punished under applicable International and/or domestic law. Code No. DB68-15061(1)

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