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Samsung AE044MXTPEH Service Manual

Eco heating system
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ECO HEATING SYSTEM
ECO HEATING SYSTEM
TDM PLUS
OUTDOOR UNIT
Model : AE044MXTPEH
AE066MXTPEH
AE090MXTPEH
AE090MXTPGH
AE120MXTPEH
AE120MXTPGH
AE160MXTPEH
AE160MXTPGH
CONTENTS
1. Precautions
2. General Overview
3. Disassembly and Reassembly
4. Troubleshooting
5. PCB Diagram
6. Wiring Diagram
7. Piping Diagram
8. Reference Sheet
HYDRO UNIT
AE090MNYDEH
AE090MNYDGH
AE160MNYDEH
AE160MNYDGH
TANK INTEGRATED
HYDRO UNIT
AE200TNWTEH
AE260TNWTEH

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Summary of Contents for Samsung AE044MXTPEH

  • Page 1 ECO HEATING SYSTEM TDM PLUS HYDRO UNIT OUTDOOR UNIT Model : AE044MXTPEH AE090MNYDEH AE066MXTPEH AE090MNYDGH AE090MXTPEH AE160MNYDEH AE090MXTPGH AE160MNYDGH AE120MXTPEH AE120MXTPGH TANK INTEGRATED AE160MXTPEH HYDRO UNIT AE160MXTPGH AE200TNWTEH AE260TNWTEH ECO HEATING SYSTEM CONTENTS 1. Precautions 2. General Overview 3. Disassembly and Reassembly 4.

  • 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 4-4-3 Water pump & flow switch OFF ...........................71 4-4-4 Water pump & flow switch ON ..........................72 4-4-5 Hydro unit temperature sensor(open/short) ....................73 4-4-6 Communication error after finishing Tracking(Hydro unit)..............74 4-5 Items to check before diagnostics ..........................75 4-5-1 Test run mode and view mode ..........................75 4-5-2 Troubleshooting for outdoor unit ........................76 4-5-3 Troubleshooting for outdoor unit(cont.) ......................77 4-6 Troubleshooting by symptoms .............................78...

  • 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 Ehs(Tdm Plus)

    Floor heating is well known as the optimal heating option for indoor thermal comfort. However, it takes 4~8 hours to heat up the room after it is turned on. Samsung EHS TDM technology quickens that process by blow- ing hot air along with floor heating to warm up the room.

  • Page 9: Changes In Comparison To Basic Model

    Changed part Changed item and feature RD060/070/080PHX** AE090MXTPE* AE090MXTPG* Change Main PBA Main PBA - Non-NASA → NASA Sub-display PBA Inverter PBA - Non-NASA → NASA / Inverter PBA Change EMI PBA EMI PBA - Improves EMI characteristic. Reactor Samsung Electronics...
  • Page 10 ■ AE120/160MXTP** Changed item and feature RD060/070/080PHX** AE120/160MXTPE* AE120/160MXTPG* Changed part Change Main PBA Main PBA - Non-NASA → NASA Sub-display PBA Inverter PBA - Non-NASA → NASA Change EMI PBA EMI PBA - Improves EMI characteristic. Reactor Samsung Electronics...

  • Page 11: Structure Of Product

    Control box Subcooler 4way valve Gas pipe for Hydro Gas pipe for Air Liquid pipe Compressor AE120/160MXTP** Heat exchanger Control box Subcooler 4way valve Accmulator Oil separator Gas pipe for Hydro Gas pipe for Air Liquid pipe Compressor Samsung Electronics...

  • Page 12: Model Names Of Indoor/Outdoor Unit

    5. You can connect maximum 7 indoor units to the outdoor unit. Maximum quantity of connectable indoor unit is set to 7 since outdoor unit only support up to 7 communication address. Indoor unit address can be assigned from 0~7. Samsung Electronics...

  • Page 13: Combination And Connection Ratio Limitation

    General Overview 2-3 Combination and Connection Ratio limitation Maximum allowable Total capacity of Cooling Outdoor unit connections for indoor units connected indoor units capacity (kW) (Not including Hydro-A2W) (kW) AE044MXTPEH 2.2~4.4 AE066MXTPEH 3.3~6.6 AE090MXTPEH 4.5~9.0 AE120MXTPEH 6.0~12.0 AE160MXTPEH 8.0~16.0 AE090MXTPGH 4.5~9.0...

  • Page 14: Components And Feature

    Solenoid Model Fan motor Check valves (Inverter Rotary) Expansion Valve Sensor Sensor Switch valves AE044MXTPEH 4.4 1 x 95W AE066MXTPEH 6.6 1 x 95W AE090MXTP*H 9.0 1 x 125W AE120MXTP*H 12.0 2 x 125W AE160MXTP*H 16.0 2 x 125W Samsung Electronics...

  • Page 15: Product Specifications

    EHS TDM PLUS(OUTDOOR UNIT) EHS TDM PLUS(OUTDOOR UNIT) EHS TDM PLUS(OUTDOOR UNIT) EHS TDM PLUS(OUTDOOR UNIT) EHS TDM PLUS(OUTDOOR UNIT) EHS TDM PLUS(OUTDOOR UNIT) EHS TDM PLUS(OUTDOOR UNIT) EHS TDM PLUS(OUTDOOR UNIT) Model Name AE044MXTPEH/EU AE066MXTPEH/EU AE090MXTPEH/EU AE090MXTPGH/EU AE120MXTPEH/EU AE120MXTPGH/EU AE160MXTPEH/EU AE160MXTPGH/EU Mode...

  • Page 16: Hydro Unit

    510 x 850 x 315 Shipping Dimensions (WxHxD) 564 x 1,024 x 412 564 x 1,024 x 412 564 x 1,024 x 412 564 x 1,024 x 412 NOTE * Specifications may be subject to change without prior notice. Samsung Electronics...

  • Page 17: Tank Integrated Hydro Unit

    Air Vent Valve Size Inch BSPP Male 3/8" BSPP Male 3/8" Heating -25 ~ 35 -25 ~ 35 Operating Outdoor Cooling °C 10 ~ 46 10 ~ 46 Temp range DHW Water -25 ~ 43 -25 ~ 43 Samsung Electronics...

  • Page 18: Option Code Of Hydro Unit

    AE200TNWTEH/EU 0 1 3 9 0 0 - 1 0 0 0 0 0 - 2 0 0 3 2 0 4.4~16.0kW AE260TNWTEH/EU 0 1 3 9 0 0 - 1 0 0 0 0 0 - 2 0 0 3 2 0 Samsung Electronics...

  • Page 19: Accessory And Option Specifications

    PLUS Tank Integrated controller Hydro Unit Wireless Remote MR-EH00 Controller MIM-C02N S-Converter DVM, CAC, EHS Installation /Test run Solution S-NET Pro2 DVM, CAC, EHS External Room MRW-TA DVM, CAC, EHS Sensor Others MIM-H03N Wi-Fi Kit DVM, CAC, EHS Samsung Electronics...

  • Page 20: Piping

    2-6-2 Piping Product Image Model Remark Y-Joint MXJ-YA1509M 15.0 kW and below MEV-E24SA 1 Indoor MEV-E32SA MXD-E24K132A MXD-E24K200A 2 Indoor EEV KIT MXD-E32K200A MXD-E24K232A MXD-E24K300A 3 Indoor MXD-E32K224A MXD-E32K300A Samsung Electronics...

  • Page 21: Indoor

    Cassette, Wall-mount, Ceiling, Duct, Console sensor MDP-M075SGU1D MSP Duct (9.0 / 11.2 kW) MDP-M075SGU3D MSP Duct (5.6 / 7.1 kW) MDP-E075SEE3D Silm Duct (2.0~14.0 kW) Drain Pump MDP-G075SP Duct S (External, All Capacities) MDP-G075SQ Duct S (Internal, 3.5 kW~14kW) Samsung Electronics...

  • Page 22: Disassembly And Reassembly

    Gas leak detector Gas leak test Need exclusive one. (Ones used for R-134a is compatible) Must use the flare nut equipped with the product. Flare nut Refrigerant leakage may occur when the conventional flare nut for R-22 is used. Samsung Electronics...

  • Page 23: Disassembly And Reassembly

    3-2 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 24: Hydro Unit

    1) Remove 3 screws from it. & (Use + Screw Driver) Manometer 2) Remove pressure sensor by adjustable wrench. (Use adjustable wrench-230kgf·cm) 3) Pull the manometer out. 4) Push the 2 hooks of cover. 5) Pull the bottom of remocon body up. Samsung Electronics...
  • Page 25 Disassembly and Reassembly Parts Procedure Remark 5) Remove the connector from the PCB board. 6) Remove the upper case of the controller. 7) Remove 5 screws. Set a side the drain pan and hydro unit. Samsung Electronics...
  • Page 26 1) Remove 4 screws. (Use + Screw Driver) 2) Remove the cabi-control top. 3) Remove the flow switch and connector. 4) Remove a pipe from the backup Heater. (Use adjustable wrench-380kgf·cm) Use the Torque Wrench when you assemble it. Samsung Electronics...
  • Page 27 Disassembly and Reassembly Parts Procedure Remark 5) After removing insulation material, remove the Thermostat. 6) Remove 2 screws. (Use + Screw Driver) 7) Remove 2 screws. (Use + Screw Driver) 8) Pull the water pump & pipes up, out. Samsung Electronics...
  • Page 28 Use the Torque Wrench when you assemble it. 2) Remove 2 screws. (Use + Screw Driver) 3) After removing the nut. Pull the bracket out. 4) Pull the expansion vessel up, out. Plate Heat 1) Remove 4 insulations. Exchanger Samsung Electronics...
  • Page 29 PCB of the Control box. 4) Remove the pipe from the Backup Heater. (Use adjustable wrench-380kgf·cm) Use the Torque Wrench when you assemble it. 5) Remove 6 screws. (Use + Screw Driver) 6) Pull the PHE out of the unit. Samsung Electronics...
  • Page 30 Disassembly and Reassembly Parts Procedure Remark Control Box 1) Remoce Thermostats and connectors 3 Phase (AESSSMNYDGH) 1 Phase (AESSSMNYDEH) 2) Remove 3 screws. (Use + Screw Driver) 3) Pull the cabi-control bottom out by pushing as indicated diretion. Samsung Electronics...
  • Page 31 Disassembly and Reassembly Parts Procedure Remark Backup Heater 1) Remove the Drain Hose. 2) After removing 4 screws, set a side the backup heater and the unit. (Use + Screw Driver) Samsung Electronics...

  • Page 32: Outdoor Unit

    1) Unscrew and remove the one screw CONTROL on the ASSY COVER CONTROL. (Use '+' type screw driver) GUARD COND 1) Pull the sensor from Guard Cond. 2) Unscrew and remove the four screws on the GUARD COND. (Use ‘+’type screw driver) Samsung Electronics...
  • Page 33 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 34 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 35 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 36 Parts Procedure Remark ASSY-VALVE 4WAY 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. Samsung Electronics...
  • Page 37 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 38 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 39 1) Unscrew and remove the nine screws on each side of the CABI TOP. (Use '+' type screw driver) CABI INSTALL 1) Unscrew and remove the screw FRONT on the CABI INSTALL FRONT. (Use '+' type screw driver) Samsung Electronics...
  • Page 40 Disassembly and Reassembly Parts Procedure Remark GUARD COND 1) Pull the sensor from Guard Cond. 2) Unscrew and remove the four screws on the GUARD COND. (Use '+' type screw driver) Samsung Electronics...
  • Page 41 Disassembly and Reassembly Parts Procedure Remark CABI BACK RH 1) Pull the sensor from the CABI BACK RH. 2) Unscrew and remove the nine screws on each side the CABI BACK RH. (Use '+' type screw driver) Samsung Electronics...
  • Page 42 Disassembly and Reassembly Parts Procedure Remark CABI INSTALL BACK 1) Unscrew and remove the 8 screws on the CABI FRONT LF. (Use '+' type screw driver) Samsung Electronics...
  • Page 43 Disassembly and Reassembly Parts Procedure Remark Samsung Electronics...
  • Page 44 Disassembly and Reassembly Parts Procedure Remark 1) Turn the two nuts as shown in the picture and remove them. (Use adjustable wrench) Samsung Electronics...
  • Page 45 Disassembly and Reassembly Parts Procedure Remark MOTOR 1) Remove the fan. 2) Unscrew and remove the eight motor screws. (Use '+' type screw driver) 3) Disconnect the motor wire from the Ass'y Control Out. Samsung Electronics...
  • Page 46 Disassembly and Reassembly Parts Procedure Remark BRACKET MOTOR 1) Unscrew and remove the two screws on the BRACKET MOTOR. (Use ‘+’type screw driver) Samsung Electronics...
  • Page 47 Disassembly and Reassembly Parts Procedure Remark CONTROL OUT 1) Disconnect the six connectors form the ASSY Control OUT 2) Unscrew and remove the three screws on the CONTROL OUT. (Use '+' type screw driver) 3) Separate the ASSY CONTROL OUT. Samsung Electronics...
  • Page 48 SERVICE VALVE. (Use '+' type screw driver) 3) 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. Samsung Electronics...
  • Page 49 Remark COMPRESSOR 1) Unscrew and remove the nut on the COVER TERMINAL. (Use adjustable wrench) 2) Separate the compressor wire. 3) Separate the COMPRESSOR FELT SOUND. 4) As shown in the picture, unscrew and bottom. (Use Adjustable Wrench) Samsung Electronics...
  • Page 50 Disassembly and Reassembly Parts Procedure Remark ASSY COND OUT 1) Unscrew remove the two screws on each side of the ASSY COND OUT. (Use '+' type screw driver) Samsung Electronics...
  • Page 51 1) Unscrew and remove the nine screws on each side of the CABI TOP. (Use '+' type screw driver) CABI INSTALL 1) Unscrew and remove the screw FRONT on the CABI INSTALL FRONT. (Use '+' type screw driver) Samsung Electronics...
  • Page 52 Disassembly and Reassembly Parts Procedure Remark GUARD COND 1) Pull the sensor from Guard Cond. 2) Unscrew and remove the four screws on the GUARD COND. (Use '+' type screw driver) Samsung Electronics...
  • Page 53 Disassembly and Reassembly Parts Procedure Remark CABI BACK RH 1) Pull the sensor from the CABI BACK RH. 2) Unscrew and remove the nine screws on each side the CABI BACK RH. (Use '+' type screw driver) Samsung Electronics...
  • Page 54 Disassembly and Reassembly Parts Procedure Remark CABI INSTALL BACK 1) Unscrew and remove the 8 screws on the CABI FRONT LF. (Use '+' type screw driver) Samsung Electronics...
  • Page 55 Disassembly and Reassembly Parts Procedure Remark Samsung Electronics...
  • Page 56 Disassembly and Reassembly Parts Procedure Remark 1) Turn the two nuts as shown in the picture and remove them. (Use adjustable wrench) Samsung Electronics...
  • Page 57 Disassembly and Reassembly Parts Procedure Remark MOTOR 1) Remove the fan. 2) Unscrew and remove the eight motor screws. (Use '+' type screw driver) 3) Disconnect the motor wire from the Ass'y Control Out. Samsung Electronics...
  • Page 58 Disassembly and Reassembly Parts Procedure Remark BRACKET MOTOR 1) Unscrew and remove the two screws on the BRACKET MOTOR. (Use ‘+’type screw driver) Samsung Electronics...
  • Page 59 Disassembly and Reassembly Parts Procedure Remark CONTROL OUT 1) Disconnect the six connectors form the ASSY Control OUT 2) Unscrew and remove the three screws on the CONTROL OUT. (Use '+' type screw driver) 3) Separate the ASSY CONTROL OUT. Samsung Electronics...
  • Page 60 SERVICE VALVE. (Use '+' type screw driver) 3) 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. Samsung Electronics...
  • Page 61 Remark COMPRESSOR 1) Unscrew and remove the nut on the COVER TERMINAL. (Use adjustable wrench) 2) Separate the compressor wire. 3) Separate the COMPRESSOR FELT SOUND. 4) As shown in the picture, unscrew and bottom. (Use Adjustable Wrench) Samsung Electronics...
  • Page 62 Disassembly and Reassembly Parts Procedure Remark ASSY COND OUT 1) Unscrew remove the two screws on each side of the ASSY COND OUT. (Use '+' type screw driver) Samsung Electronics...

  • Page 63: Tdm Plus Tank Integrated Hydro Unit

    (Use + Screw Driver) 2) Remove the 4 screws and then separate the Cover Control Box part. (Use + Screw Driver) 3) Remove the Power, Pump, 3way valve, Flow sensor, Booster Heater, Back-up Heater, Sensor connector of Assy PCB. Samsung Electronics...
  • Page 64 Procedure Remark 4) Remove the 3 screws from the front part. 5) Remove the 2 screw and then open the cover in the middle position of water tank. 6) Remove the wire of the thermostat and booster heater. Samsung Electronics...
  • Page 65 2) Separate the pipe connected expansion vessel by 2 nut joints. PUMP 1) Disconnect power and communication connection. 2) Separate the pipe connected Pump by 2 nut joints. Flow sensor 1) Separate the pipe connected flow sensor by 2 bracket holder. Samsung Electronics...
  • Page 66 2) Separate the pipe connected Back up heater by 2 nut joints. 3way Valve 1) Separate the pipe connected 3way valve by 3 bracket holder. Anode bar 1) Separate the pipe connected anode bar by 1 nut joint from top of the tank. Samsung Electronics...
  • Page 67 Parts Procedure Remark PLATE HEAT 1) Remove the 2 screw from the bracket valve. EXCHANGER 2) Remove the 2 screw front the cabi top sub. 3) Separate the pipe connected Assy plate heat exchanger by 2 nut joint. Samsung Electronics...

  • Page 68: Troubleshooting

    4. Troubleshooting 4-1 Error Display <AE090/120/160MXTPSS> < AE044/066MXTPSS> Samsung Electronics...

  • Page 69: Service Operation

    Inverter pump frequency of 100s digit 10s digit 1s digit hydro unit Inlet water temperature 10s digit 1s digit First decimal Outlet water temperature 10s digit 1s digit First decimal Number of connected indoor 10s digit 1s digit units Samsung Electronics...
  • Page 70 Defrost temperature Main correction Defrost temperature constant (α) = LOW1 Defrost temperature constant (α) = LOW2 Automatic address setting Channel address Main Automatic address setting 00 to 15 0 to 15 Disabled (default) Energy saving mode Main Enabled Samsung Electronics...

  • Page 71: Tdm Plus Eeprom Code Tabel

    4-2-2 TDM PLUS EEPROM Code Tabel Model Name Inverter PBA EEPROM CODE AE044MXTPEH DB92-03544C DB82-03865A AE066MXTPEH DB92-03544C DB82-03866A AE090MXTPEH DB92-03686C DB82-03867A AE090MXTPGH DB92-03688A DB82-03868A AE120MXTPEH DB92-03687A DB82-03869A AE120MXTPGH DB92-03688A DB82-03870A AE160MXTPEH DB92-03687A DB82-03871A AE160MXTPGH DB92-03688A DB82-03872A Samsung Electronics...

  • Page 72: Wired Remote Controller Error Code

    E-458 Outdoor fan 1 error E-461 Error due to operation failure of inverter compressor 1 E-462 Compressor stop due to full current control or error due to low current on CT2 E-463 OLP over heat and comp stop Samsung Electronics...
  • Page 73 Water outlet (PHE) temp sensor error (Short/Open) E-904 Water tank temp sensor error (Short/Open) E-906 Refrigerant gas inlet temp sensor error (Short/Open) E-911 Flow switch open error E-912 Flow switch close error E-914 Thermostat wrong connection error E-916 Mixing valve temp sensor error (Short/Open) Samsung Electronics...

  • Page 74: Troubleshooting By Symptoms

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

  • Page 75: Hydro Unit

    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 76: 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 77: Water Pump & Flow Switch Off

    • Water pump ON ( Flow S/W off ) Water flow > 12LPM (AE160MNYD∗∗ ) Water flow > 7LPM (AE090MNYD∗∗) • Water pump ON ( Flow S/W off ) : NOT enough water flow Water flow < 12LPM (AE160MNYD∗∗) Water flow < 7LPM (AE090MNYD∗∗) Samsung Electronics...

  • Page 78: Water Pump & Flow Switch On

    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 79: Hydro Unit Temperature Sensor(Open/Short)

    Temperature sensor failure (replace) 165.7 Restart the system after replacing the PCB 242.5 295.4 362.4 <103 Type> Current Resistance temperature (kΩ) (°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 80: Communication Error After Finishing 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 81: Items To Check Before Diagnostics

    10s digit 1s digit °C long-1 Main Micom version Year(Dec) Month(Hex) Day(two digit) Day(One digit) long-1 and 1 Inverter Micom version Year(Hex) Month(Hex) Day(two digit) Day(One digit) long-1 and 2 EEPROM version Year(Hex) Month(Hex) Day(two digit) Day(One digit) Samsung Electronics...

  • Page 82: 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 83: Troubleshooting For Outdoor Unit(Cont.)

    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 84: 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 85: 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 86 Ω at 25°C ex) 205.4k Ω at 21°C (°C) Power on (°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 87: 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 88 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 89: Compressor Error (E461, E467)

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

  • Page 90: 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 91: 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 92 ) . t 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 93: Dc-Link Voltage Under/Over Error (E466)

    Is the power cable connected correctly? 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 94: 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 95: The Other Errors

    Capacity mismatching between indoor and EEPROM data is wrong. E556 outdoor. 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) Samsung Electronics...

  • Page 96: 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 97 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 98 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 99: 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 100: Pcb Diagram

    5. PCB Diagram 5-1 Hydro unit 17 16 15 14 13 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 101 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 102: Tank Integrated Hydro Unit / Hydro Unit

    5-2 Tank Integrated Hydro Unit / Hydro Unit This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 103 CNS081 ERROR/COMP CHECK SMW250-04 RED CNS083 EXTERNAL CONTROL SMW250-02 RED HEATER/EVA-OUT/EVA-IN/ CNS043 SMW250-10 WHT WATER-OUT/WATER-IN SENSOR CNS051 EXTERNAL CONTROL/SENSOR WB20L-024-132 WHT CNS041 FLOW SWITCH YW396-02V YEL CNS201 SUB_LED SMW200-07 WHT CNS301 DOWNLOAD YDW200-20 BLK CNP101 EARTH YDW236-01 WHT Samsung Electronics...

  • Page 104: Outdoor Unit

    5-3 Outdoor Unit █ MAIN PCB (AE090/120/140/160MXTPEH/EU , AE090/120/140/160MXTPGH/EU) This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 105 A2A VALVE YW396-03AV BLK CN702 4WAY VALVE YW396-03AV YEL CN701 HOTGAS YW396-03AV RED CN101 AC POWER YW396-03AV WHT CN806 EEPROM B7P-MQ WHT CN304 DRED DAPC-2009-6P BLK CN501 MODE SELECTOR SMW250-03 WHT CN103 EARTH YDW236-01 WHT CN303 COMM-INDOOR YW396-02V RED Samsung Electronics...
  • Page 106 █ INVERTER PCB (AE090MXTPEH/EU) ⑧ ⑥ ⑪ ⑩ ⑨ ⑦ ⑫ ⑬ ① ② ③ ④⑤ This Document can not be used without Samsung’s authorization. Local Function Description CN901 FAN1 YW396-06V WHT CN911 FAN2 YW396-06V WHT CN401 COMP U YTR250...
  • Page 107 █ INVERTER PCB (AE120/160MXTPEH/EU) ⑥ ④ ⑨ ⑧ ⑤ ⑦ ⑩ ⑪ ① ② ③ This Document can not be used without Samsung’s authorization. Local Function Description CN901 FAN1 YW396-06V WHT CN911 FAN2 YW396-06V WHT CN401 COMP 42819-3213 BLK REACTOR_A2...
  • Page 108 PCB Diagram █ INVERTER PCB (AE090/120/160MXTPGH/EU) ⑥ ⑤ ④ ⑦ ③ ⑧ ⑨ ⑩ ① ② This Document can not be used without Samsung’s authorization. Local Function Description CN351 COMM-MAIN SMW250-06 WHT CN400 COMP 42819-3213 BLK CN101 REACTOR HLW1005-02 BLK...
  • Page 109 PCB Diagram █ EMI PCB (AE090/120/160MXTPEH/EU) ⑤ ④ ⑥ ① ② ③ This Document can not be used without Samsung’s authorization. Local Function Description AC POWER OT-048 EARTH EARTH YEL/GRN WIRE AC POWER BRN WIRE AC POWER SKY/BLU WIRE AC POWER...
  • Page 110 █ EMI PCB (AE090/120/160MXTPGH/EU) ⑥ ⑦ ⑤ ④ ⑧ ⑨ ③ ⑩ ⑪ ② ① This Document can not be used without Samsung’s authorization. Local Function Description EARTH EARTH YEL/GRN WIRE R-IN R-IN WHT WIRE S-IN S-IN BRN WIRE T-IN...
  • Page 111 (18) (17) (20) ⑮ (21) ⑭ (22) (23) (24) (25) (26) ⑬ ⑫ (27) ⑪ ⑩ (28) ⑨ (29) (30) (31) ⑧ ④ ⑥ ⑦ ② ③ ① ⑤ This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 112 YW396-03AV BLU CN301 COMM YW396-02V RED CN205 SUB PBA SMW200-05 BLK CN251 OUT/DISCHARGE/COND/OLP SMAW200-08 WHT CN245 SUCTION SMAW250-02 WHT CN252 WATER SMAW250-04 YEL CN702 SMW250-06 BLU CN801 LOW PRESSURE SENSOR B04B-XAEK-1 BLU CN809 HIGH PRESSURE SENSOR B04B-XARK-1 RED Samsung Electronics...
  • Page 113 PCB Diagram █ SUB-DISPLAY PCB (AE044/060MXTPEH/EU) ① ② ③ ④ ⑤ ⑥ This Document can not be used without Samsung’s authorization. Local Function Description OPT1 MODE SELECTOR SMW250-03 WHT CN518 DC POWER SMW200-05 BLK CN502 MAIN-SUB SIGNAL SMW200-10 BLK CN511...

  • Page 114: Wiring Diagram

    6. Wiring Diagram 6-1 Hydro unit 6-1-1 1Phase Model This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 115: 3Phase Model

    6-1-2 3Phase Model This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 116: Outdoor Unit

    6-2 Outdoor Unit █ 1Phase (AE044/066MXTPEH) This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 117 Wiring Diagram █ 1Phase (AE090/120/160MXTPEH) This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 118 Wiring Diagram █ 3Phase (AE090/120/160MXTPGH) This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 119: Tank Integrated Hydro Unit

    Wiring Diagram 6-3 Tank Integrated Hydro Unit This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 120: Piping Diagram

    EDM Φ3.2 (STS304 Mesh #30) 1/4” Water In(1 ¼”) Water Out(1 ¼”) [Hydro Unit] 1/4 ” 3/8 “ 1/2 “ 5/8 ” 3/4 “ BSPP 1+1/4” Cooling mode 냉방 기준 냉매 흐름 Heating mode (Water flow) 냉방(난방) 물 흐름 Samsung Electronics...
  • Page 121 EDM Φ4.0 (STS304 Mesh #30) 3/8” Water In(1 ¼”) Water Out(1 ¼”) [Hydro Unit] 1/4 ” 3/8 “ 1/2 “ 5/8 ” 3/4 “ BSPP 1+1/4” Cooling mode 냉방 기준 냉매 흐름 Heating mode (Water flow) 냉방(난방) 물 흐름 Samsung Electronics...
  • Page 122 T_eva in Eva In temp sensor T_eva out Eva Out temp sensor • U T_tank Water tank temp sensor • Install Air vents on the top of the system • Pressure of entering water(over 2 .0 bar) ENGLISH-21 Samsung Electronics...
  • Page 123 T_CT Accum COMP 1,850 Rotary Comp (1,500)cc UG4TH8200 SV_ L 3/8” [Outdoor Unit] 1/4 ” 3/8 “ 1/2 “ 5/8 ” 3/4 “ BSPP 1+1/4” Cooling mode 냉방 기준 냉매 흐름 Heating mode (Water flow) 냉방(난방) 물 흐름 Samsung Electronics...
  • Page 124 Rotary Comp UG8TH8265F (1,500)cc V_HG G8T300FUCJ FDF 2A SV_ L 3/8” [Outdoor Unit] 1/4 ” 3/8 “ 1/2 “ 5/8 ” 3/4 “ BSPP 1+1/4” Cooling mode 냉방 기준 냉매 흐름 Heating mode (Water flow) 냉방(난방) 물 흐름 Samsung Electronics...
  • Page 125 COMP Rotary Comp 3,000cc V_HG UG5TK1450F FDF 2A SV_ L 3/8” [Outdoor Unit] 1/4 ” 3/8 “ 1/2 “ 5/8 ” 3/4 “ BSPP 1+1/4” Cooling mode 냉방 기준 냉매 흐름 냉방(난방) 물 흐름 Heating mode (Water flow) Samsung Electronics...

  • Page 126: Reference Sheet

    STANDRAD (/STANDARD TANK) SPLIT WATT (*100) Mono WATT (*100) WATT (*100) WATT(*100) Power WATT(*100) E(220~240V, 50Hz, 1Ø) G(380~415V, 50Hz, 3Ф) Year Mode 2017 HEAT PUMP R410a 2018 2019 2020 Outdoor / Inodoor Indoor unit (NASA) Outdoor unit (NASA) Samsung Electronics...
  • Page 127 China china.samsungportal.com © Samsung Electronics Co., Ltd. Feb. 2020. This Service Manual is a property of Samsung Electronics Co., Ltd. Printed in Korea. Any unauthorized use of Manual can be punished under applicable International and/or domestic law. Code No. AC-00263E_1...

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