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Samsung MH052FUEA Service Manual
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Samsung MH052FUEA Service Manual

Multi air conditioner
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AIR CONDITIONER
Refer to the service manual in the GSPN(see the rear cover) for the more information.
MULTI AIR CONDITIONER
INDOOR UNIT
MH023/026/035/052FBEA
MH020/026/035/052FVEA
MH020/026/035/052FAEA
MH020/026/035/052FNEA
AQV07/09/12/18/24PSBN
AQV09/12/18YWAN
MH026/035/052FJEA
MH026/035FSEA
MH030/035/052FMEA
NJ026/035LHXEA
MH052FUEA
CONTENTS
1. Precautions
2. Product Specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. Exploded Views and Parts List
6. PCB Diagram and Parts List
7. Wiring Diagram
8. Schematic Diagram
9. Reference Sheet
OUTDOOR UNIT
RJ040F2HXEA
RJ050F2HXEA
RJ060F3HXEA
RJ070F4HXEA
RJ080F4HXEA
RJ100F5HXEA

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Summary of Contents for Samsung MH052FUEA

  • Page 1 MH020/026/035/052FNEA RJ070F4HXEA AQV07/09/12/18/24PSBN RJ080F4HXEA AQV09/12/18YWAN RJ100F5HXEA MH026/035/052FJEA MH026/035FSEA MH030/035/052FMEA NJ026/035LHXEA MH052FUEA AIR CONDITIONER CONTENTS 1. Precautions 2. Product Specifications 3. Disassembly and Reassembly 4. Troubleshooting 5. Exploded Views and Parts List 6. PCB Diagram and Parts List 7. Wiring Diagram 8.

  • Page 2: Table Of Contents

      Contents 11. Precautions ............................1-1 Installing the air conditioner ......................1-2 Power supply and circuit breaker ....................1-3 During operation ..........................1-4 Disposing of the unit ........................1-5 Others ..............................12. Product Specifications ....................... 2-1 The Feature of Product ........................

  • Page 3: Precautions

    More than 2 indoor units should be installed when you use Free Joint Multi air conditioner. RJ060F3HXEA/RJ070F4HXEA - **024** indoor units cannot be connected. RJ050F2HXEA - **024**/MH052FMEA/MH052FUEA indoor units cannot be connected. RJ040F2HXEA - **052**/MH***FM*A/NJ***LHXEA/**18**/**24** indoor unites cannot be con- nected. 1-2 Power supply and circuit breaker If the power cord of the air conditioner is damaged, it must be replaced by the manufacturer or a qualified person in order to avoid a hazard.

  • Page 4: During Operation

    - Release the valve caps on High and Low pressure side. - Use Lwrench to close the valve on the high pressure side. - Approximately 2 minutes after, close the valve on the low pressure side. - Stop operation of the air conditioner.- Disconnect the pipes. Samsung Electronics...

  • Page 5: Product Specifications

    ■ Space saving & Environmental Friendly ■ Reliability ■ Smart & Low Noise outdoor units in any condition Double layered felt structure absorbs noise by two times and felt is also covering top of the compressor to reduce the noise even more. Samsung Electronics...

  • Page 6: Product Specifications

    ø18, 535 Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Cross Flow Fan Resin /steel Blower Type Resin/steel Resin/steel Resin/steel Motor Rated Output 2ROW 16STEP Heat Exchanger 2ROW 10STEP 2ROW 14STEP 2ROW 14STEP Refrigerant Control Unit Samsung Electronics...
  • Page 7 Drain Hose ø,mm ø18, 550 ø18, 550 ø18, 920 Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Blower Type Resin/steel Resin/steel Resin/steel Motor Rated Output Heat Exchanger 2ROW 14STEP 2ROW 14STEP 2ROW 16STEP Refrigerant Control Unit Samsung Electronics...
  • Page 8 ø18,550 ø18,550 ø18,550 Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Cross Flow Fan Blower Type Resin/steel Resin/steel Resin/steel Resin/steel Motor Rated Output Heat Exchanger 2ROW 10STEP 2ROW 10STEP 2ROW 10STEP 2ROW 16STEP Refrigerant Control Unit Samsung Electronics...
  • Page 9 Ø18,550 Ø18,550 Ø18,550 Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Cross Flow Fan Blower Type Resin/steel Resin/steel Resin/steel Resin/steel Motor Rated Output Heat Exchanger 2ROW 14STEP 2ROW 14STEP 2ROW 14STEP 2ROW 16STEP Refrigerant Control Unit Samsung Electronics...
  • Page 10 ø6.35x7.5 ø6.35x7.5 Refrigerant Pipe Size mmxL(m) ø9.52x7.5 ø9.52x7.5 Drain Hose ø,mm VP20(ID20/OD25) VP20(ID20/OD25) Type Cross Flow Fan Cross Flow Fan Blower Type Feedback SSR Feedback SSR Motor Rated Output Heat Exchanger 2ROW 12STEP 2ROW 12STEP Refrigerant Control Unit Samsung Electronics...
  • Page 11 Refrigerant Pipe Size mmxL(m) ø9.52x7.5 ø9.52x7.5 ø12.7x7.5 Drain Hose ø,mm VP20(ID20/OD25) VP20(ID20/OD25) VP20(ID20/OD25) Type Turbo Fan Turbo Fan Turbo Fan Blower Type steel steel steel Motor Rated Output Heat Exchanger 2ROW 20STEP 2ROW 20STEP 2ROW 20STEP Refrigerant Control Unit Samsung Electronics...
  • Page 12 Product Specifications(cont.) Model NJ026LHXEA NJ035LHXEA MH052FUEA Item INDOOR UNIT Type Slim Duct Slim Duct MSP Duct 2.60 3.50 5.20 Cooling Heating 2.90 3.80 5.60 16.3 Cooling Air Volume /min Perfor- Heating 10.3 15.8 mance Cooling Noise dB(A) Heating 1,220~240,50 1,220~240,50...
  • Page 13 Liquid mmxL(m) ø6.35x7.5 ø6.35x7.5 ø6.35x7.5 Size Refrigerant Pipe mmxL(m) ø9.52x7.5 ø9.52x7.5 ø12.7x7.5 Type Turbo Fan Turbo Fan Turbo Fan Blower Type steel steel steel Motor Rated Output Heat Exchanger 2ROW 10STEP 2ROW 10STEP 2ROW 10STEP Refrigerant Control Unit Samsung Electronics...
  • Page 14 41.9x9.1x11.7 13.0 Weight 13.0 ø6.35x7.5 Liquid mmxL(m) ø6.35x7.5 Size Refrigerant Pipe ø12.70x7.5 mmxL(m) ø15.88x7.5 Cross Flow Fan Type Cross Flow Fan Resin/steel Blower Type Resin/steel Motor Rated Output 2ROW 16STEP Heat Exchanger 2ROW 16STEP Refrigerant Control Unit 2-10 Samsung Electronics...
  • Page 15 ø6.35x7.5 Refrigerant Pipe Size mmxL(m) ø9.52x7.5 ø9.52x7.5 ø12.7x7.5 Cross Flow Fan Type Cross Flow Fan Cross Flow Fan Blower Type Resin/steel Resin/steel Resin/steel Motor Rated Output Heat Exchanger 2ROW 16STEP 2ROW 16STEP 2ROW 16STEP Refrigerant Control Unit Samsung Electronics 2-11...
  • Page 16 Com- pressor Type Lubricant Oil Capacity Protection Device Type Propeller Propeller Blower Fan Motor Size ø410 ø410 & Rated Output Blower Motor Capacitor uFxVAC Heat Exchanger 2ROW 24STEP 2ROW 28STEP Refrigerant Control Device Charging Refrigerant(R410A) 1,300 1,600 2-12 Samsung Electronics...
  • Page 17 Capacity Protection Device Type Propeller Propeller Propeller Blower Fan Motor Size ø460 ø460 ø460 & Rated Output Blower Motor Capacitor uFxVAC Heat Exchanger 2ROW 36STEP 2ROW 36STEP 2ROW 36STEP Refrigerant Control Device Charging Refrigerant(R410A) 2,200 2,800 2,800 Samsung Electronics 2-13...
  • Page 18 BLDC Permanent Magnetic Motor Com- pressor Type Lubricant Oil Capacity 1200 Protection Device Type Propeller Blower Fan Motor Size ø520 & Rated Output Blower Motor Capacitor uFxVAC Heat Exchanger 2ROW 46STEP Refrigerant Control Device 3,300 Charging Refrigerant(R410A) 2-14 Samsung Electronics...

  • Page 19: The Comparative Specifications Of Product

    MH020FAEA MH026FAEA MH035FAEA MH020FAEA MH026FAEA MH035FAEA 9.0kg 9.0kg AQV07/09/12PSBN 9.0kg AQV09/12YWAN 10.5kg Indoor Unit MH026FJEA MH035FJEA MH026FJEA MH035FJEA 15.0kg 15.0kg Net Weight MH026FSEA MH035FSEA MH026FSEA MH035FSEA 10.5kg 10.5kg MH026FKEA MH035FKEA 15.0kg Outdoor Unit RJ040F2HXEA 35.0kg MH040FXEA2C 14.0kg Samsung Electronics 2-15...
  • Page 20 MH026/035FSEA MH026/035FSEA 30/32 dB 30/32 dB 36/38 dB MH026/035FKEA 47 dB RJ040F2HXEA MH040FXEA2C Outdoor Unit 47 dB Free Joint Multi(Variable Indoor Unit) Free Joint Multi(Variable Indoor Unit) The Feature of Product BLDC INVERTER COMPRESSOR BLDC INVERTER COMPRESSOR 2-16 Samsung Electronics...
  • Page 21 Net Weight MH026FSEA MH035FSEA MH026FSEA MH035FSEA 10.5kg 10.5kg MH030/035FMEA 15.0kg MH030/035FMEA 15.0kg 26.0kg 26.0kg NJ026/035LHXEA NJ026/035LHXEA MH052FVEA 12.0kg MH052FVEA 12.0kg MH052FNEA MH052FBEA MH052FAEA 13.0kg MH052FNEA MH052FBEA MH052FAEA 13.0kg 15.0kg MH035FKEA MH026FKEA RJ050F2HXEA Outdoor Unit MH050FXEA2C 39.0kg 53.0kg Samsung Electronics 2-17...
  • Page 22 30/32 dB NJ026/035LHXEA 30/32 dB NJ026/035LHXEA MH026/035FKEA 36/38 dB MH050FXEA2C RJ050F2HXEA 48 dB Outdoor Unit 48 dB Free Joint Multi(Variable Indoor Unit) Free Joint Multi(Variable Indoor Unit) The Feature of Product BLDC INVERTER COMPRESSOR BLDC INVERTER COMPRESSOR 2-18 Samsung Electronics...
  • Page 23 MH020/026/035/052FAEA 9.0/13kg AQV07/09/12/18PSBN 10.5/11.5kg Indoor Unit AQV09/12/18YWAN 15.0kg MH026/035/052FJEA 15.0kg MH026/035/052FJEA Net Weight MH026/035FSEA 10.5kg MH026/035FSEA 10.5kg MH030/035/052FMEA 15.0kg MH030/035/052FMEA 15.0kg 26.0kg NJ026/035LHXEA 26.0kg NJ026/035LHXEA 29.5kg MH052FUEA 29.5kg MH052FUEA MH026/035FKEA 15.0kg Outdoor Unit RJ060F3HXEA MH060FXEA3B 59.0kg 59.0kg Samsung Electronics 2-19...
  • Page 24 880x313x237mm Dimension MH026/035/052FJEA MH026/035/052FJEA 720x620x199mm 720x620x199mm MH026/035FSEA MH026/035FSEA 970x135x410mm 970x135x410mm MH030/035/052FMEA 575x260x575mm MH030/035/052FMEA 575x260x575mm NJ026/035LHXEA NJ026/035LHXEA 900x199x600m 900x199x600m MH052FUEA 900x260x480m MH052FUEA 900x260x480m 970x180x390mm MH026/035FKEA 880X798X310mm 880X798X310mm MH060FXEA3B Outdoor Unit RJ060F3HXEA MH020/026/035/052FVEA 31/31/35/40 dB MH020/026/035/052FVEA 31/31/35/40 dB MH020/026/035/052FNEA MH020/026/035/052FNEA 32/32/36/40 dB...
  • Page 25 MH020/026/035/052FAEA 9.0/13kg AQV07/09/12/24PSBN Indoor Unit 10.5/11.5kg AQV09/12/18YWAN 15.0kg MH026/035/052FJEA 15.0kg MH026/035/052FJEA Net Weight MH026/035FSEA 10.5kg MH026/035FSEA 10.5kg MH030/035/052FMEA 15.0kg MH030/035/052FMEA 15.0kg 26.0kg NJ026/035LHXEA 26.0kg NJ026/035LHXEA 29.5kg MH052FUEA 29.5kg MH052FUEA MH026/035FKEA 15.0kg Outdoor Unit MH080FXEA4B 65.0kg RJ070F4HXEA/RJ080F4HXEA 65/65kg Samsung Electronics 2-21...
  • Page 26 880x313x237mm Dimension MH026/035/052FJEA MH026/035/052FJEA 720x620x199mm 720x620x199mm MH026/035FSEA MH026/035FSEA 970x135x410mm 970x135x410mm MH030/035/052FMEA 575x260x575mm MH030/035/052FMEA 575x260x575mm NJ026/035LHXEA NJ026/035LHXEA 900x199x600m 900x199x600m MH052FUEA 900x260x480m MH052FUEA 900x260x480m 970x180x390mm MH026/035FKEA 880X798X310mm 880X798X310mm MH080FXEA4B Outdoor Unit RJ070/080F4HXEA MH020/026/035/052FVEA 31/31/35/40 dB MH020/026/035/052FVEA 31/31/35/40 dB MH020/026/035/052FNEA MH020/026/035/052FNEA 32/32/36/40 dB...
  • Page 27 Item RJ100F5HXEA Indoor Unit Design Outdoor Unit 8.5/12kg MH020/026/035/052FVEA MH020/026/035/052FNEA 7.8/13kg MH023/026/035/052FBEA 10.2/13kg 9.0/13kg MH020/026/035/052FAEA 9.0/13kg AQV07/09/12/24PSBN Indoor Unit 10.5/11.5kg AQV09/12/18YWAN 15.0kg MH026/035/052FJEA Net Weight MH026/035FSEA 10.5kg MH030/035/052FMEA 15.0kg 26.0kg NJ026/035LHXEA 29.5kg MH052FUEA Outdoor Unit RJ100F5HXEA 74.5kg Samsung Electronics 2-23...
  • Page 28 AQV07/09PSBN 1065x230x298mm AQV18/24PSBN Indoor Unit Outer AQV09/12/18YWAN 880x313x237mm Dimension MH026/035/052FJEA 720x620x199mm MH026/035FSEA 970x135x410mm MH030/035/052FMEA 575x260x575mm NJ026/035LHXEA 900x199x600m MH052FUEA 900x260x480m 940X980X330mm RJ100F5HXEA Outdoor Unit MH020/026/035/052FVEA 31/31/35/40 dB MH020/026/035/052FNEA 32/32/36/40 dB MH023/026/035/052FBEA 31/31/35/40 dB MH020/026/035/052FAEA 31/31/35/40 dB 36/36/38/40/41 dB AQV07/09/12/18/24PSBN Indoor Unit...

  • Page 29: Accessory And Option Specifications

    Remark DB97-02851C FNEA except MH052FNEA) Installation Plate (Plate-Hanger) DB90-02738A (MH052FNEA) Remote Control DB93-03170Z Indoor Batteries for Remote Control DB47-90024A Unit User Manual DB98-28925A Installation Manual DB98-31791A The design and shape can be changed according to the model. Samsung Electronics 2-25...
  • Page 30 Remark DB70-00819A FBEA except Installation Plate MH052FBEA) (Plate-Hanger) DB90-03483A (MH052FBEA) Remote Control DB93-04700S Indoor Batteries for Remote Control DB47-90024A Unit User Manual DB98-29019A Installation Manual DB98-31788A The design and shape can be changed according to the model. 2-26 Samsung Electronics...
  • Page 31 Remote Control DB93-04700S Batteries for Remote Control DB47-90024A Indoor Unit User Manual DB98-31994A Installation Manual DB98-31789A DB39-00943D C/W COMM2 Wired Remote Controller cables DB39-01047A Connect Wire The design and shape can be changed according to the model. Samsung Electronics 2-27...
  • Page 32 DB98-31790A The design and shape can be changed according to the model. Filter Image Part name Code-No. Remark DB63-02129C(Left) Pre-filter wash in waer DB63-02130C(Right) Catechin Filter DB63-00615B Clean with vaccum cleaner or soft bursh Deodorizing filter DB63-00616A 2-28 Samsung Electronics...
  • Page 33 Insulation cover band DB72-00109J Installation Manual DB98-27682A Indoor Unit Flexible hose DB94-01258C (Ass'y drain hose joint) Insulation drain hose DB62-04783A Rubber DB63-00237A (Grommet Hanger) Insulation hose DB72-00398B The design and shape can be changed according to the model. Samsung Electronics 2-29...
  • Page 34 Insulation-Install inlet DB72-00143E (MH052FMEA) Indoor Unit Insulation-drain DB72-00143G (MH052FMEA only) Cable-tie DB65-00191A Ass'y drain hose DB94-01270D M4x12 tapped Screw 6002-000213 Installation manual DB98-27682A Safety net DB63-01372A The design and shape can be changed according to the model. 2-30 Samsung Electronics...
  • Page 35 Accessories(cont.) FJEA Item Descriptions Code-No. Q'TY Remark User Manual DB98-30301A Installation Manual DB98-29317A Seal-Install Outlet DB62-05580V Indoor Seal-Pipe SVC DB62-05691C Unit Cable-Tie DB65-10088C Wireless Remote Control DB93-07547B Battery DB47-90024A Samsung Electronics 2-31...
  • Page 36 DB94-00758B Rubber DB63-00237A (Grommet Hanger) Indoor Unit Insulation-Drain Out DB62-03439N Insulation-Out DB62-03439J Insulation-Drain In DB62-03440N Cable-tie DB65-10088C Drain Pipe Holder DB90-02064A Wired remote controller Box DB97-01904G The design and shape can be changed according to the model. 2-32 Samsung Electronics...
  • Page 37 Accessories(cont.) MH052FUEA Item Descriptions Code-No. Q'TY Remark Wired Remote Controller DB97-04273B User Manual DB98-31997A Installation Manual DB98-31792A DB62-03439J Insulation DB62-03439N Insulation Drain In DB62-03440N Indoor Unit DB72-00143E Insulation Install Inlet DB72-00143G Ass'y Holder Drain Pipe DB90-02064A Ass'y Drain Hose Join...
  • Page 38 Accessories(cont.) PSBN DB97-02851C (AQV07/09/12PSBN) DB90-02738A (AQV24PSBN) YWAN DB90-06125A 2-34 Samsung Electronics...
  • Page 39 Ass'y -Label Kyoto Protocol DB98-28756A ) kg ) kg ) kg (RJ050F2HXEA) (RJ060F3HXEA) Nipple Connector DB67-00789A (RJ070/080F4HXEA) DB60-30010D Flare Nuts 5/8” Nipple Connector 1/2” to 5/8” DB67-01157A (Only RJ080F4HXEA) The design and shape can be changed according to the model. Samsung Electronics 2-35...
  • Page 40 Rubber Leg DB73-20134A Outdoor Unit Installation Manual DB98-32978A Ass'y -Label Kyoto Protocol DB98-28788A ) kg ) kg ) kg Flare Nuts 3/8” DB96-16155A Flare Nuts 5/8” DB96-16155B The design and shape can be changed according to the model. 2-36 Samsung Electronics...
  • Page 41 Transmitter Power cable DB39-00378E (Wire Harness-DC Source) (MIM-B13) Transmitter communication cable DB39-00253B (Connect Wire-COM) (MIM-B13) Transmitter Case DB61-00450B (Case-Relay PCB Out) (MIM-B13) Cable-tie DB65-10088B DB98-25776A Installation Manual (MIM-B13) The design and shape can be changed according to the model. Samsung Electronics 2-37...

  • Page 42: Disassembly And Reassembly

    3. Disassembly and Reassembly ■ Necessary Tools Item Remark MONKEY SPANNER Samsung Electronics...

  • Page 43: Outdoor Unit

    (Use +Screw Driver.) 3) Loosen each 7 screws(CCW)on cabi front. (Use +Screw Driver.) 4) Loosen 2 screw(CCW)fixed to assemble Plate Control Out with Cabinet-Side RH. (Use +Screw Driver.) 5) Loosen 2 fixing screws(CCW)on Cabinet-Side RH. (Use +Screw Driver.) Samsung Electronics...
  • Page 44 Parts Procedure Remark 6) Loosen 4 screws(CCW)fixed to assemble Bracket Valve with Cabinet-Side RH. (Use +Screw Driver.) 7) Loosen 3 fixing screws(CCW)of Cabinet Side LF. (Use +Screw Driver.) Samsung Electronics...
  • Page 45 Ass’y Ass'y Control Out. Control Out 2) Detach several connectors from the PCB of Ass'y Control Out. 3) Detach 2 Connect Wires from Reactor. 4) Loosen 1 screw(CCW)fixed to assemble Ass'y Control Out with Partition. (Use +Screw Driver.) Samsung Electronics...
  • Page 46 2) Detach the Terminal Cover and detach the Connect Comp Wire from Compressor. 3) Disassemble the Felt Comp Sound. 4) Loosen the 3 bolts(CCW)at the bottom of Compressor like the picture on the right side. (Use Monkey Spanner.) Samsung Electronics...
  • Page 47 3) Loosen 2 fixing screws of the Ass'y Control Out. (Use +Screw Driver.) 4) Loosen 6 fixing screws and detach the Cabinet Upper. (Use +Screw Driver.) 5) Loosen 2 fixing screws, 7 bolts and detach the Cabinet Front. (Use +Screw Driver.) Samsung Electronics...
  • Page 48 Parts Procedure Remark 6) Loosen 2 fixing screw and pull up the Control Box. (Use +Screw Driver.) 7) Pull the felt and detach it. 8) Detach the Terminal Cover and detach the comp lead wire. Samsung Electronics...
  • Page 49 2) Disassemble the Inlet and Outlet Pipe by welding. Compressor 3) Loosen the fixing screw of the Heat Exchanger. (Use +Screw Driver.) 4) Detach the Heat Exchanger. 5) Loosen 3 nuts of the Compressor. (Use Monkey Spanner.) 6) Detach the Compressor. Samsung Electronics...
  • Page 50 Samsung Electronics...
  • Page 51 3-10 Samsung Electronics...
  • Page 52 Samsung Electronics 3-11...
  • Page 53 3-12 Samsung Electronics...
  • Page 54 Samsung Electronics 3-13...
  • Page 55 3-14 Samsung Electronics...
  • Page 56 Samsung Electronics 3-15...

  • Page 57: Troubleshooting

    Cable miss-wiring Cable connection (Indoor & Outdoor unit) MPI error malfunction Cable connection (another indoor unit & The number of indoor unit mismatched outdoor unit), SW01(outdoor) Compressor discharge sensor error(Short/Open) Outdoor unit Outdoor unit error Outdoor unit (Error code) Samsung Electronics...
  • Page 58 Outdoor Unit Power Reset Indoor unit communication error Outdoor unit communication error Simultaneous operation error : On : Flickering : Off If you turn off the air conditioner when the LED is flickering, the LED is also turned off. Samsung Electronics...
  • Page 59 Error of float switch Error of setting option switches for optional accessories EEPROM error EEPROM option error : On : Flickering : Off If you turn off the air conditioner when the LED is flickering, the LED is also turned off. Samsung Electronics...
  • Page 60 Setting the outdoor unit capacity option error EEPROM error EEPROM option error MPI no feedback Error : On : Flickering : Off If you turn off the air conditioner when the LED is flickering, the LED is also turned off. Samsung Electronics...
  • Page 61 : Flickering : Off If you turn off the 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. Samsung Electronics...
  • Page 62 - Error level : over 4.95V(-30°C) under 0.5V(151°C) EvaIn1 Sensor Short/Open EvaIn2 Sensor Short/Open EvaIn3 Sensor Short/Open EvaIn4 Sensor Short/Open EvaIn5 Sensor Short/Open EvaOut1 Sensor Short/Open EvaOut2 Sensor Short/Open EvaOut3 Sensor Short/Open EvaOut4 Sensor Short/Open EvaOut5 Sensor Short/Open Samsung Electronics...
  • Page 63 Compressor trip by OLP temperature control mode Over current Compressor Vlimit Error DC link Voltage error (under 150V, over 410V) Abnormal compressor running (Compressor Rotation Error) Current sensor error DC link Voltage sensor error OTP Error Inverter micom zero-crossing error Samsung Electronics...

  • Page 64: Setting Option Setup Method

    Push the button to set the display panel to ➡     ➡  Every time you push the button, the display panel reads ➡     ➡ . . .      ➡     ➡     ➡     ➡     ➡     ➡    repeatedly. Samsung Electronics...
  • Page 65 If all lamps of indoor unit are flickering, Plug out, plug in power plug again and press ON/OFF key to retry. If the unit is not working properly or all lamps are continuously flickering after setting the option code, see if the correct option code is set up for its model. Samsung Electronics...
  • Page 66 Push the button to set the display panel to Setting is not required if you must Every time you push the button, the display panel reads a value which has a default..repeatedly. 4-10 Samsung Electronics...
  • Page 67 If all lamps of indoor unit are flickering, plug out, plug in power plug again and press the ON/OFF key to retry. If the unit is not working properly or all lamps are continuously flickering after setting the option code, see if the correct option code is set up for its model. Samsung Electronics 4-11...
  • Page 68 Every time you push the button, the display panel reads ..repeatedly. Push the button to Push the button to set the display panel to Every time you push the button, the display panel reads ..repeatedly. 4-12 Samsung Electronics...
  • Page 69 If all lamps of indoor unit are flickering, Plug out, plug in power plug again and press ON/OFF key to retry. If the unit is not working properly or all lamps are continuously flickering after setting the option code, see if the correct option code is set up for its model. Samsung Electronics 4-13...
  • Page 70 4-14 Samsung Electronics...
  • Page 71 Samsung Electronics 4-15...
  • Page 72 -200000-300000 -200000-300000 External Static Pressure 4.0(Standard) (mmAq) 012221-194247 012221-194360 012221-1943A2 012223-194105 MH052FUEA -200000-300000 -200000-300000 -200000-300000 -200000-300000 If you are going to use up to SEG 24, please refer to following instruction. SEG 18 : Not in use Change temperature display...

  • Page 73: Items To Be Checked First

    The compressor stops intermittently or the fan speed of the COOL mode or DRY mode, and fan speed of the indoor unit decreases to prevent inside/outside air frozen indoor unit decreases. depending on the inside/outside air temperature. Samsung Electronics 4-17...

  • Page 74: Checking And Testing Operation

    Total capacity of the indoor units Fan RPM (H:high,L:low,Blank:off ) Safety control Safety control The EEV 2 and EEV 3 of MH040FXEA2B/MH040FXEA2C/MH050FXEA2B/MH050FXEA2C/MH18VF1X/ MH19VF1X models are always displayed as blank. The EEV 3 of MH060FXEA3B model is always displayed as blank. 4-18 Samsung Electronics...
  • Page 75 Push [K1 ] button on the display PCB of outdoor unit once, then begins to start “Pipe check operation” with displaying as below.2. Button [K1] 1 times DIS 01 DIS 02 Display [DIS 01 ] is flickering on the setting time. Outdoor Temperature or more less than Time duration (Cool mode) (Heat mode) 5min~10min 20min~50min Samsung Electronics 4-19...
  • Page 76 - On this mode the controller will ignore the manual address number set on the rotary switch on the indoor PCB. - To confirm the indoor address number assigned by this mode, use "TEST MODE" and the address number will be displayed on the LED display on the indoor unit. 4-20 Samsung Electronics...
  • Page 77 02--communication with indoor unit C; 03--communication with indoor unit D; In case of Manual address mode,you can do pipe check operation for check whether you connect the pipes correctly or not. But you need set indoor address switch yourselves. Samsung Electronics 4-21...
  • Page 78 MH052FVEA MH020FNEA MH026FNEA MH035FNEA MH052FNEA MH023FBEA MH026FBEA MH035FBEA MH052FBEA MH020FAEA MH026FAEA MH035FAEA MH052FAEA SW02 SLIM 1 WAY MH026FSEA CASSETTE MH035FSEA MH030FMEA MINI 4 WAY MH035FMEA CASSETTE MH052FMEA NJ026LHXEA SLIM DUCT NJ035LHXEA MSP-DUCT MH052FUEA MH026FJEA CONSOLE MH035FJEA MH052FJEA 4-22 Samsung Electronics...
  • Page 79 INSTALLATION TEST MODE (with all indoor units functioning) Please do cool mode try-run or heat mode try run. Cool mode try-run :Push the [K2 ] button three times. Heat mode try-run :Push the [K2 ] button once. Samsung Electronics 4-23...
  • Page 80 Indication Details Indication Details Indication Details Indication Details Indication Details Indication Details No RMC address Indication and Details RMC1 RMC2 address setting mode ※ You must set RMC address setting mode when using the centralized Control . 4-24 Samsung Electronics...
  • Page 81 Indoor unit heat exchanger in temperature sensor error (open/short) E237 Condenser temperature sensor error (open/short) E251 Compressor Discharge temperature sensor error (open/short) E251 Compressor OLP sensor error (open/short) E320 Please, The System turn off and replace sensor which is related. Guidance Samsung Electronics 4-25...
  • Page 82 Replace outdoor unit’s ass’y control or indoor unit’s Step 2 EEV Coil ass’y control. Basically, This error caused by communication between Indoor Units and Outdoor Unit. Guidance First of all, check the all communication connection and PCB’s status. 4-26 Samsung Electronics...
  • Page 83 This is caused by protection mode behavior. Analysis This is indoor Evaporator Freezing protection mode. Please, check indoor unit, whether inlet or outlet grill is closed. Step 1 Step 2 Please, check indoor unit, whether indoor fan is working. Samsung Electronics 4-27...
  • Page 84 Error code. Check point Remarks These Error codes only apply with Try-run mode, in case of system have some defect as result of try-run operation. Analysis Refer to self-detection algorithm (Check Error Code meaning and check it out) 4-28 Samsung Electronics...

  • Page 85: Fault Diagnosis By Symptom

    4-5 Fault Diagnosis by Symptom 4-5-1 Indoor Samsung Electronics 4-29...
  • Page 86 4-30 Samsung Electronics...
  • Page 87 Samsung Electronics 4-31...
  • Page 88 4-32 Samsung Electronics...
  • Page 89 DC 4.75V - 5.25V refer to picture Main control 3.3V refer to picture DC 3.0V - 3.6V 4. Checking PFCM Check Resistance between R and S RJ040F2HXEA/RJ050F2HXEA RJ060F3HXEA/RJ070F4HXEA/RJ080F4HXEA RJ100F5HXEA Measuring point Normal value Resistance R - S over the hundreds Samsung Electronics 4-33...
  • Page 90 4-34 Samsung Electronics...
  • Page 91 RJ040F2HXEA RJ050F2HXEA RJ060F3HXEA RJ070F4HXEA RJ080F4HXEA RJ100F5HXEA Samsung Electronics 4-35...
  • Page 92 RJ040F2HXEA RJ050F2HXEA RJ060F3HXEA RJ070F4HXEA RJ080F4HXEA RJ100F5HXEA 4-36 Samsung Electronics...
  • Page 93 Press K4 key on the outdoor display PCB for several time to change the display to sensor temperature value. Left 1 digit of the LED is data index and Right 2 digits are the value. Index Value Remark Discharge sensor temperature OLP sensor temperature The unit is degree C Condenser sensor temperature Outdoor sensor temperature Samsung Electronics 4-37...
  • Page 94 Left 1 digit of the LED is data index and Right 3 digits is the value. Index Value Remark EEV-A step EEV-B step The step value range is EEV-C step RJ040/050F2HXEA between Zero and 480. RJ060F3HXEA /RJ70/080F4HXEA EEV-D step 4-38 Samsung Electronics...

  • Page 95: Pcb Inspection Method

    The parts should be replaced in the following procedure. Check for any faulty part. Detach the faulty part. Replace it with a new part. Set an address. Check the operation of the new part. The repair is completed. Samsung Electronics 4-39...

  • Page 96: Exploded Views And Parts List

    5. Exploded Views and Parts List 5-1 Indoor Unit 5-1-1 MH020FNEA/MH026FNEA/MH035FNEA Samsung Electronics...
  • Page 97 ASS'Y PANEL FRONT ASS'Y DB64-00989E PANEL FRONT HIPS DB92-01207A ASS'Y GRILLE AIR INLET ASS'Y DB90-03094A ASS'Y COVER DISPLAY ASS'Y DB63-01591A GUARD AIR FILTER DB97-02851C ASS'YPLATE HANGER ASS'Y DB61-01638B HOLDER PIPE DB90-03965A ASS'Y COVER TERMINAL ASS'Y DB93-03170Z ASS'Y REMOCON ARH-463 Samsung Electronics...
  • Page 98 5-1-2 MH052FNEA Samsung Electronics...
  • Page 99 ASS'Y REMOCON ARH-463 DB96-03817A ASS'Y SUPPORT EVAP RH HIPS DB31-00267A MOTOR IN 220-240V~,50/60Hz,Class E DB94-00456B ASS'Y CROSS FAN OD92 DB97-02075A ASS'Y BOLT SPECIAL ASS'Y DB94-00455A ASS'Y RUBBER BEARING ASS'Y DB94-40007A ASS'Y BEARING MOTOR BEARING DB61-01977A BRACKET EVAP SGCC-M Samsung Electronics...
  • Page 100 5-1-3 MH023FBEA/MH026FBEA/MH035FBEA 3-4-1 Samsung Electronics...
  • Page 101 MOTOR STEP DC12V, 600gf.cm DB62-05155A SEAL-INSUL TRAY FR EPS(30) DB69-00839A CUSHION-TRAY RH EPS(30) DB96-09626A ASS'Y EVAP-TOTAL ASS'Y DB61-03333A HOLDER-EVAP HIPS DB31-00474A MOTOR FAN 0.3A,50/60Hz,35W,220/240V,1350rpm DB94-00455A ASS'Y BEARING-RUBBER ASS'Y DB94-01556A ASS'Y-CROSS FAN ASS'Y DB61-03296A HOLDER-PIPE HIPS DB70-00819A PLATE-HANGER SGCC-M Samsung Electronics...
  • Page 102 5-1-4 MH052FBEA Samsung Electronics...
  • Page 103 RUBBER-CAP DRAIN GUM-EPM DB94-00458B ASS'Y DRAIN-HOSE ASS'Y DB96-09670A ASS'Y EVAP-TOTAL ASS'Y DB61-03346A HOLDER-EVAP HIPS DB31-00479A MOTOR FAN 0.3A,50/60Hz,220/240V DB94-00455A ASS'Y BEARING-RUBBER ASS'Y DB94-01550A ASS'Y-CROSS FAN ASS'Y DB61-03335A HOLDER-PIPE HIPS DB90-03483A ASS'Y PLATE-HANGER ASS'Y DB61-03334A SUPPORT-EVAP HIPS DB61-03361A BRACKET-EVAP SGCC-M Samsung Electronics...
  • Page 104 5-1-5 MH020FVEA/MH026FVEA/MH035FVEA/MH052FVEA 13-1 13-3 13-2 1-10 1-11 1-12 1-10 1-13 1-14 Samsung Electronics...
  • Page 105 DB61-02914A BLADE-H ABS, EMPIRE SILVER DB61-01636A BLADE-V DB61-01976A BLADE-V DB73-00180A RUBBER-CAP DRAIN GUM-EPM DB94-00458B ASS'Y DRAIN-HOSE ASS'Y DB31-00371A MOTOR STEP ASS'Y DB31-00370A MOTOR STEP ASS'Y DB63-00844D COVER-TERMINAL HIPS,V0 DB63-01063C COVER-TERMINAL HIPS,V0 DB63-00850A COVER-BEARING ABS,BLACK DB63-01065A COVER-BEARING ABS,BLACK 5-10 Samsung Electronics...
  • Page 106 DB61-03028A BODY BACK HIPS DB61-03029A BODY BACK HIPS 13-2 DB93-04230A ASS'Y-COMPACT MPI ASS'Y 13-3 DB63-01583A COVER-MPI HIPS DB61-01638B HOLDER-PIPE HIPS DB61-01981B HOLDER-PIPE HIPS DB67-00499C CAP-SCREW HIPS,EMPIRE SILVER DB97-02851C PLATE-HANGER SGCC-M DB90-02738A PLATE-HANGER SGCC-M DB93-04700S ASS'Y REMOCON ASS'Y Samsung Electronics 5-11...
  • Page 107 5-1-6 MH020FAEA/MH026FAEA/MH035FAEA/MH052FAEA 3-8-1 3-8-2 5-12 Samsung Electronics...
  • Page 108 ABS 3-8-2 DB64-02125C GRILLE-WINDOW transparent ABS DB64-02129E GRILLE-AIR INLET transparent ABS DB93-06984H ASS'Y PCB SUB-DISPLAY ASS'Y DB93-08636A ASS'Y CONTROL IN ASS'Y DB93-08675A ASS'Y CONTROL IN ASS'Y DB93-08241A ASS'Y PCB MAIN ASS'Y DB93-08241B ASS'Y PCB MAIN ASS'Y Samsung Electronics 5-13...
  • Page 109 ASS'Y DB94-00458D ASS'Y DRAIN-HOSE ASS'Y DB96-13100A ASS'Y EVAP TOTAL ASS'Y DB96-13136A ASS'Y EVAP TOTAL ASS'Y DB61-03650A HOLDER-EVAP HIPS DB63-01065A COVER-BEARING HIPS DB94-01874A ASS'Y-CROSS FAN ASS'Y(AS+GF20%) DB94-01556B ASS'Y-CROSS FAN ASS'Y(AS+GF20%) DB31-00531A MOTOR FAN 50Hz DB31-00533A MOTOR FAN 50Hz 5-14 Samsung Electronics...
  • Page 110 5-1-7 MH026FSEA / MH035FSEA 27-6 27-6-1 27-6-2 27-6-3 27-1 27-4 27-5 27-2 27-3 26-1 26-2 Samsung Electronics 5-15...
  • Page 111 FOAM-PE,T12,20,165,GREY,NON FLAmmABILITY 27-3 DB63-00237A GROMMET-HANGER 27-4 DB67-00285A DRAIN HOSE-SOCKET POM,T3 27-5 DB72-00401C INSULATION JOINT-OUT FOAM-PE,T3,W200,L200,GREY 27-6 DB94-01258C ASS'Y DRAIN-HOSE JOINT ASS'Y 27-6-1 DB67-00335A DRAIN HOSE-HOUSING BLUE 27-6-2 DB67-00336E HOSE DRAIN-PVC SOFT PVC,14,20,3,GRAY 27-6-3 DB67-00805B DRAIN HOSE-JOINT B ABS,T3.0,NORmAL 5-16 Samsung Electronics...
  • Page 112 PSSMA(Slim 1 way Cassette Panel) Samsung Electronics 5-17...
  • Page 113 COVER-DISPLAY PCB HIPS,2.5,117,154,BLK DB64-00237A PANEL-DISPLAY LED AKM-2800,PC DB64-01759A PANEL FRONT-SLIM 1WAY ABS,40,465,1180,DA White DB64-01760A WINDOW-DISPLAY PCB PC,1.5,40,40,-,MILKY WHT DB64-01762A GRILLE-AIR INLET ABS,2.0,213,859,WHT DB65-00023A CLIP-WIRE-ASS'Y NYLON,AG-240E DB66-01187A BLADE-G ABS,5,11.6,WHT DB93-05321A ASS'Y PCB SUB FR-1,LEAD FREE DB63-01696A COVER-SCREW ABS,2.5,19,34,WHT 5-18 Samsung Electronics...
  • Page 114 5-1-8 MH030FMEA/MH035FMEA/MH052FMEA Samsung Electronics 5-19...
  • Page 115 MINI 4WAY CASSETTE DB63-01372A GUARD SAFTY HSWR,T2.5 DB32-00066E THERMISTOR EVAP IN 300mm,MINI 4WAY CASSETTE DB32-00029K THERMISTOR EVAP OUT 280mm,MINI 4WAY CASSETTE DB94-01287B ASS'Y DRAIN HOSE INSTALL MINI 4WAY CASSETTE DB94-01287A ASS'Y DRAIN HOSE INSTALL MINI 4WAY CASSETTE 5-20 Samsung Electronics...
  • Page 116 PMSMA(Mini 4 way Cassette Panel) Samsung Electronics 5-21...
  • Page 117 STS304,T0.5 DB69-01269A CUSHION-IN EPS,30 DB69-01270A CUSHION-OUT EPS,30 DB64-01420A GRILLE-AIR INLET ABS,WHT DB63-01423A FILTER-PRE MINI PP,BLK,ANTI BACTERIAL FILTER DB70-00302A PLATE-HANGER STS304,T0.5 6002-000534 SCREW-TAPPING PH,2S,M3,L8,ZPC(BLK),SWRCH18A 6002-000536 SCREW-TAPPING PH,2S,M4,ZPC(YEL) 6002-001079 SCREW-TAPPING TH,2S,M4,L10 6011-001493 BOLT-HEX M6,L10,ZPC(YEL),SWRM18A DB61-02480B CONNECTOR-MOTOR B POM,NATURAL WASHER 5-22 Samsung Electronics...
  • Page 118 5-1-9 MH026FJEA/MH035FJEA/MH052FJEA 16 17 35-2 35-12 35-11 35-5 35-13 35-4 35-9 35-6 35-7 35-10 35-3 35-1 35-8 Samsung Electronics 5-23...
  • Page 119 PLATE STEEL SGCC-M,T0.8 DB63-01999A GUARD TOP OUTLET HSWR,Ø1.5 DB61-03554A BRACKET MOTOR SGCC-M,T2.0 DB70-00921A PLATE MOTOR SGCC-M,T1.0 DB31-00517A MOTOR FAN SIC-55CV-F137-1,SIBAURA DB93-06165B ASS'Y CONTROL IN ASS'Y DB93-06165F ASS'Y CONTROL IN ASS'Y 35-1 DB90-03842A ASS'Y CASE CONTROL PD ASS'Y 5-24 Samsung Electronics...
  • Page 120 ABS V0,T2.5 35-8 DB93-07023B ASS'Y PCB MAIN IN DB93-07023E ASS'Y PCB MAIN IN 35-9 DB65-00004U TERMINAL BLOCK 35-10 DB61-40291C HOLDER WIRE 35-11 DB63-02001A COVER CONTROL SGCC-M,T0.5 35-12 DB61-03550A CASE PCB ADDRESS ABS V0,T2.5 35-13 DB93-04640C ASS'Y PCB SUB Samsung Electronics 5-25...
  • Page 121 5-1-10 NJ026LHXEA/NJ035LHXEA 23-5 23-6 23-4 23-1 23-7 23-8 23-3 23-2 5-26 Samsung Electronics...
  • Page 122 HOLDER WIRE PP BLACK 23-5 DB65-00105L TERMINAL BLOCK 6P 6P, POWER 23-6 DB65-00105M TERMINAL BLOCK 6P 6P, COMMUNICATION 23-7 DB26-00080A TRANS POWER 230V, 50HZ 23-8 2301-001370 CAPACITOR 450V 1.5µF DB32-00142A ASS'Y THERMISTOR ASS'Y DB32-00141A THERMISTOR EVAP ASS'Y Samsung Electronics 5-27...
  • Page 123 5-1-11 MH052FUEA 14-3 14-2 14-8 14-5 14-4 14-1 14-6 14-7 5-28 Samsung Electronics...
  • Page 124 SGCC-M,T0.8 DB94-01697A ASS'Y DRAIN PAN ASS'Y DB61-03058A BRACKET MOTOR SGCC-M,T2.0 DB31-00514A MOTOR FAN YSK-140-200-4E1,0.7A,50HZ DB90-04047A ASS'Y CASE BLOWER UPPER ABS,T2.0 DB61-03060A CASE BLOWER-BOTTOM ABS,T2.0 DB67-00583A BLOWER-C DB97-03751A ASS'Y-BAND MOTOR ASS'Y DB32-00142B THERMISTOR-IN 10Kohm,103AT,-20~+100 DB32-00141D THERMISTOR EVAP 10Kohm,103AT,-20~+100 Samsung Electronics 5-29...
  • Page 125 5-1-12 AQV07/09/12/18/24PSBN 5-30 Samsung Electronics...
  • Page 126 MOTOR STEP DC12V,600gf.cm DB69-00839A CUSHION-TRAY RH EPS(30) DB63-02121A TRAY-STABILIZER HIPS DB94-00458D ASSY DRAIN-HOSE ASSY DB96-11359B ASSY EVAP TOTAL ASSY DB61-03650A HOLDER-EVAP HIPS DB94-01874A ASSY-CROSS FAN ASSY AS +GF 30% DB94-00455B ASSY RUBBER BEARING ASSY DB31-00531D MOTOR FAN ASSY Samsung Electronics 5-31...
  • Page 127 FR EPS(30) DB31-00370A MOTOR STEP DC12V,600gf.cm DB69-01024A CUSHION-TRAY RH EPS(30) DB63-01066A TRAY-STABILIZER HIPS DB94-00458D ASSY DRAIN-HOSE ASSY DB96-11950G ASSY EVAP TOTAL ASSY DB96-11950F ASSY EVAP TOTAL ASSY DB61-04580A HOLDER-EVAP HIPS DB94-02076A ASSY-CROSS FAN ASSY AS +GF 30% 5-32 Samsung Electronics...

  • Page 128: Outdoor Unit

    5-2 Outdoor Unit 5-2 Outdoor Unit 5-2-1 RJ040F2HXEA/RJ050F2HXEA 16-2 16-1 16-4 16-3 Samsung Electronics 5-33...
  • Page 129 ASS’Y VALVE 4-WAY ASS’Y DB96-15255A ASS’Y VALVE ASS’Y DB96-15310A ASS’Y VALVE ASS’Y DB93-11286A ASS’Y CONTROL OUT ASS’Y 16-1 DB93-10952B ASS’Y PCB MAIN ASS’Y 16-2 DB61-04885A CASE CONTROL-UPPER ASS’Y 16-3 DB61-04877A CASE CONTROL-BASE 16-4 DB61-04903A PLATE-CONTROL OUT TOTAL SECC-P 5-34 Samsung Electronics...
  • Page 130 5-2-2 RJ060F3HXEA/RJ070F4HXEA/RJ080F4HXEA 16-2 16-1 16-3 16-5 16-4 13-1 Samsung Electronics 5-35...
  • Page 131 DB61-04910A CASE CONTROL COVER 16-3 DB62-10653A HEAT SINK 16-4 DB61-04908A CASE CONTROL BASE 16-5 DB61-04715A PLATE-CONTROL OUT SGCC-M DB27-00042B REACTOR 15A, 50Hz DB27-00043C REACTOR 20A, 50Hz DB95-01976A THERMISTOR COND 103AT,204CTB DB95-04329A THERMISTOR WIRE OUT/DISCHARGE 103AT,204CTB DB64-01231A HANDLE 5-36 Samsung Electronics...
  • Page 132 5-2-3 RJ100F5HXEA Samsung Electronics 5-37...
  • Page 133 CLOTH COMP SIDE FELT UG8T300FUBJUSG COMPRESSOR ASS'Y DB90-02316E ASS'Y HOLDER PLATE COND ASS'Y DB96-16150A ASS'Y COND OUT ASS'Y DB96-15975A ASS'Y EEV VALVE ASS'Y 23-1 DB61-04963A BRACKET VALVE SGCC-M 23-2 DB61-04958A BRACKET VALVE SUPPORT SGCC-M DB96-15602A ASS'Y 4WAY VALVE ASS'Y 5-38 Samsung Electronics...

  • Page 134: Assy Control Out

    ASSY CONNECTOR WIRE-TERMINAL BLOCK UL1007,RED 27 DB93-11280D ASSY CONNECTOR WIRE UL1007,BLUE 28 DB61-04755A CASE-SUB PCB ABS+PC 29 DB93-11285A ASSY PCB SUB-OUT FJM2,4kW/5kW,SSEC,SI,N 30 DB95-01040P ASSY-NOISE ABSORBER FJM2 PF3 MODEL,SSEC 31 DB93-10713A ASSY CONNECTOR WIRE-SUB PBA EMI EEV RAC,SSEC Samsung Electronics 5-39...
  • Page 135 UL1007,BROWN 32 DB93-11280C ASSY CONNECTOR WIRE-TERMINAL BLOCK UL1007,RED 33 DB93-11280D ASSY CONNECTOR WIRE UL1007,BLUE 34 DB61-04708A CASE-HUB PBA ABS+PC 35 DB93-11293A ASSY PCB MAIN-HUB FJM2 6K,SSEC,N 36 DB95-01040P ASSY-NOISE ABSORBER FJM2 PF3 MODEL,SSEC 37 DB65-10088D CABLE-TIE NYLON,T1.2,WHITE,L100MM 5-40 Samsung Electronics...
  • Page 136 DB90-00307A ASSY SCREW MACHINE M4,L16,WASHER 6001-001054 SCREW MACHINE TH,M4,L10,MACHINE 0205-000178 GREASE SLICON YG111,TOSHIBA E-PASS LABEL 45*15 6009-00101 SCREW SPECIAL WP,TH,+,2S,M4,L8,ZPC(WHT), 6002-000536 SCREW TAPPING PH,M4,L8,2S DB93-12025A HUB PBA DB61-04962A CASE HUB PBA ABS(VE-0860SE) DB93-11759A HUBPBA-MAIN CONNECTOR UL1007 AWG26 Samsung Electronics 5-41...
  • Page 137 6. PCB Diagram 6-1. INDOOR PCB Diagram FNEA (MAIN PCB) The red number connecter is not used. Power Temperature Sensor Motor RPM Feedback Auto Grill Remocon Module HVPS(High voltage Generator) Humidity Sensor BLADE-H Step Motor Anions Display Indoor Fan Motor Samsung Electronics...
  • Page 138 #2:Motor driving signal output_1 #2:MPI driving signal output (+) #3:Motor driving signal output_2 #3:Motor driving signal output_2 #3:DV12V #4:Motor driving signal output_3 #4:Motor driving signal output_3 #4:MPI feedback signal input #5:Motor driving signal output_4 #5:Motor driving signal output_4 Samsung Electronics...
  • Page 139 #2 : GRID A+ #3 : 12V #5 : GRID B- #3 : GRID B+ #3 : GRID B+ #4 : MPI Feedback #4 : GRID A- #4 : GRID A- #5 : GRID B- #5 : GRID B- Samsung Electronics...
  • Page 140 The red number connecter is not used. Motor Rpm FeedBack Melody ROOM/EVA IN Download Connector EVE OUT COM1 Indoor Fan Motor COM2 POWER SUB PCB Connection Blade Step Motor Module PCB Connection Auto Grille Step Motor 1 Display PCB Connection Auto Grill Step Motor2 Samsung Electronics...
  • Page 141 FNEA/MH FBEA/MH FVEA/MH FAEA/MH FJEA (SUB PCB) The red number connecter is not used. External Signal MAIN PCB Connection Samsung Electronics...
  • Page 142 TEMPRATURE SENSOR 5 CN44 FAN MOTOR FEEDBACK 6 CN61 STEP MOTOR 7 CN71 POWER IN 8 CN72 FAN MOTOR 9 CN81 MPI /SPI 10 CN91 DISPLAY 11 CN62 STEP MOTOR(AUTO GRILL) 12 CN63 STEP MOTOR 13 CN42 HUM-SENSOR Samsung Electronics...
  • Page 143 CN41-Temp. sensor CN51-FLOAT S/W CN61, CN62-Slide Panel CN83- External Control #1:ROOM Temp. Sensor #1:GND #1,#6:DC12V #1:On/off Contact point input #2:GND #2:Float S/W #2~#5:Motor Control #2:GND #3:EVA IN Temp. sensor #7~#10:Not used #4:GND CN42-Temp. sensor #1:EVA OUT Temp. Sensor #2:GND Samsung Electronics...
  • Page 144 FSEA (cont.) - Panel CN01 : Connect the Main PBA of the Indoor Unit #1~#5:Control Display LED #6:Not used connection #7:Receive signals from wireless remote controller Connector #8:GND #9:VCC (DC5V) Samsung Electronics...
  • Page 145 DC12V Out(Wired Remocon Power) : YW396-02V(WHT) Panel Louver(Stepping Motor) : SMW250-10(WHT) Micom Program Download : SMW200-10(BLK) External Control Out(Error, Compressor State) : SMW250-04(RED) Display PCB : SMW200-9(WHT) External Control In(On/Off Control Signal) : SMW250-02(RED) SSR Fan Control : SMW250-03(WHT) Samsung Electronics...
  • Page 146 #2~#5. Control SIGNAL #2~#5.Communication Signal #1. Communication Signal F1 #1.Communication Signal F1 #2. Communication Signal F2 #2.Communication Signal F2 CN20-MICOM Download2 CN10-MICOM Download1 > For Developer,Not for field >For Developer, Not for field > 7pin Downloader >10pin Downloader 6-10 Samsung Electronics...
  • Page 147 Address Switch Heater Temperature Option Switch Wired Remote Controller Power(12V) Fan (Tap Control) Control Signal Ventilator Drain Pump Display Hot Coil Operating Check Signal Fan (SSR) HALL IC Trans In Download Main Power COM 1 Trans out Samsung Electronics 6-11...
  • Page 148 #4 : DC 15V #5 : FAN RPM #6 : FAN RPM feedback CN13-MICOM DOWN CN451-COMP Cn051-REACTOR CN301-COMM #1~#10 MICOM DOWN #1 W phase #1~#2 : REACTOR #1 : COM1 #2 V phase #2 : COM2 (inverter micom) 6-12 Samsung Electronics...
  • Page 149 #1 5V #1 DC12V #3~#4 EVA OUT B #5 DC 12V #2~#5 Sensor #2 GND #5~#6 EVA IN C #6~#9 EEV B signal #7~#8 EVA IN D #11~#14 Grid1~4 #15~#21 Segmanet7~1 #22~#25 Kin4~1 #27 Gnd #28 12V Samsung Electronics 6-13...
  • Page 150 RJ060F3HXEA/RJ070F4HXEA/RJ080F4HXEA MAIN PCB 13 14 6-14 Samsung Electronics...
  • Page 151 RJ060F3HXEA/RJ070F4HXEA/RJ080F4HXEA SUB PCB Samsung Electronics 6-15...
  • Page 152 #6 INV. SMPS signal CN31 - COMM CN33-Sub Comm CN37-MICOM DOWN CN35- AS PROM #1 : COM1 #1 DC12V #1~#10 MICOM DOWN #1~#7 MICOM DOWN #2 : COM2 #2 GND (AS PRO USING) #3 DC5V #4 COM1 #5 COM2 6-16 Samsung Electronics...
  • Page 153 6 4 7 5 ① ② ③ ④ ⑤ ⑥ ⑦ ⑧ Samsung Electronics 6-17...
  • Page 154 CN52 EVA OUT SENSOR CN83-EEV D CN84-EEV E #1~#2 EVA OUT A #1~#4 EEV signal #1~#4 EEV signal #3~#4 EVA OUT B #5 DC 12V #5 DC 12V #5~#6 EVA OUT C #7~#8 EVA OUT D #9~#10 EVA OUT E 6-18 Samsung Electronics...

  • Page 155: Indoor Unit

    7. Wiring Diagram 7-1. INDOOR UNIT FNEA This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 156 FBEA This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 157 FVEA This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 158 FAEA This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 159 FSEA This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 160 FMEA This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 161 NJ026LHXEA/NJ035LHXEA This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 162 MH052FUEA This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 163 FJEA This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 164 PSBN AQV07/09/12PSBN AQV18/24PSBN This Document can not be used without Samsung's authorization. 7-10 Samsung Electronics...
  • Page 165 YWAN This Document can not be used without Samsung's authorization. Samsung Electronics 7-11...
  • Page 166 7-2. OUTDOOR UNIT RJ040F2HXEA/RJ050F2HXEA This Document can not be used without Samsung's authorization. 7-12 Samsung Electronics...
  • Page 167 RJ060F3HXEA This Document can not be used without Samsung's authorization. Samsung Electronics 7-13...
  • Page 168 RJ070F4HXEA/RJ080F4HXEA This Document can not be used without Samsung's authorization. 7-14 Samsung Electronics...
  • Page 169 RJ100F5HXEA This Document can not be used without Samsung's authorization. Samsung Electronics 7-15...

  • Page 170: Indoor Unit

    8. Schematic Diagram 8-1 INDOOR UNIT FNEA/MH FVEA This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 171 FBEA This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 172 FAEA This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 173 FSEA This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 174 FMEA This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 175 FJEA This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 176 LHXEA/MH FUEA This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 177 This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 178 This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 179 8-2 OUTDOOR UNIT RJ040F2HXEA/RJ050F2HXEA (PCB MAIN) This Document can not be used without Samsung's authorization. 8-10 Samsung Electronics...
  • Page 180 RJ040F2HXEA/RJ050F2HXEA (PCB SUB) This Document can not be used without Samsung's authorization. Samsung Electronics 8-11...
  • Page 181 RJ060F3HXEA/RJ070F4HXEA/RJ080F4HXEA (PCB MAIN) This Document can not be used without Samsung's authorization. 8-12 Samsung Electronics...
  • Page 182 RJ060F3HXEA/RJ070F4HXEA/RJ080F4HXEA (PCB SUB) This Document can not be used without Samsung's authorization. Samsung Electronics 8-13...
  • Page 183 RJ100F5HXEA (MAIN PCB) This Document can not be used without Samsung's authorization. 8-14 Samsung Electronics...
  • Page 184 This Document can not be used without Samsung's authorization. Samsung Electronics 8-15...
  • Page 185 RJ100F5HXEA (EMI PCB) This Document can not be used without Samsung's authorization. 8-16 Samsung Electronics...

  • Page 186: Indoor Unit

    It is harmful to the air conditioner if it is used in the following environments: greasy areas (including areas near machines), salty areas such as coast areas, areas where sulfuric gas is present such as hot spring areas. Contact your dealer for advice. Samsung Electronics...

  • Page 187: Outdoor Unit

    2. Make sure that you put the remote control unit in an area not exposed to direct sunlight, and where there is no source of heat. 3. Make sure that you use the remote control unit in an area away from TVs, audio units, cordless phones, fluorescent lighting Samsung Electronics...
  • Page 188 183kgf cm with a torque wrench. Service port 7. Check for gas leakage. At this time, especially check for gas leakage from the 3 way valve’s stem nuts, and from the service port cap. Samsung Electronics...
  • Page 189 183kgf cm with a torque wrench. 7 Check for gas leakage. Valve stem - At this time,especially check for gas leakage from the 3-way valve ’s stem nuts,and from the service port cap. Stem cap Service port Samsung Electronics...
  • Page 190 RJ080F4HXEA RJ100F5HXEA pressure valve. 7) Stop operation of the air conditioner. 8) Close the 3 way valve, disconnect the pressure gauge, and open the 3 way valve again. 9) Close the cap of each valve. Samsung Electronics...
  • Page 191 9-5 Flare Nut Fixing Torque Torque (kg . cm) Torque(kg . cm) Outer diameter Fixing Torque Final Torque ø 6.35 mm (Liquid Side) ø 9.52 mm (Gas Side) ø 12.7 mm (Gas Side) Samsung Electronics...
  • Page 192 6. Make sure you do not bend the connection pipes in the middle and store together with the cables. 7. Move the indoor and outdoor units to a new location. 8. Remove the mounting plate for the indoor unit and move it to a new location. Samsung Electronics...
  • Page 193 KW/BTU’ Liter Floor 220V, 60Hz 208~230V, 60Hz Mont blanc 200~220V, 50Hz Vivace Neo-forte 220~240V, 50Hz (EEV ) 208~230V, 60Hz, 3~ Neo-forte 380~415V, 50Hz, 3~ Korea 127V, 50Hz Crystal 380V, 60Hz, 3~ Hydro Unit 460V, 60Hz, 3~ HYDRO Water tank Samsung Electronics...
  • Page 194 Indoor Samsung Electronics...
  • Page 195 1 ~ 9 KOREA 2 WAY DVM M INI A ~ Z EXPORT M INI 4 WAY (7) Refrigerant DVM HOM E 4 WAY WDVM R410A X DUCT ECO Heating (Slim) Unitary (Ducted Split) (CCD) Unitary (RoofTop) 9-10 Samsung Electronics...
  • Page 196 9-8 Refrigerating Cycle Diagram Samsung Electronics 9-11...
  • Page 197 9-12 Samsung Electronics...
  • Page 198 RJ100F5HXEA Cycle Diagram Samsung Electronics 9-13...
  • Page 199 Heat exchanger; A device, used to transfer heat from a fluid on one side of a barrier to a fluid ASS’Y EVAP/ASS’Y COND on the other side without bringing the fluids into direct contact. (Full name : assemble evaporator / assemble condenser) 9-14 Samsung Electronics...
  • Page 200 It occurs when the drain pump is plugged out or it is out of order. Check the power of the drain pump and the position of the drain hose, and when the pump is faulty, contact the drain pump manufacturer. Samsung Electronics do not manufacture drain pumps. So, we are not able to correct the drain pump problems.
  • Page 201 Set up a sun blind over the outdoor unit and clear the neighboring obstacles from the outdoor unit to provide good ventilation. When it goes off frequently during a heat wave, it would prevent the turn-off and increase the cooling capacity cleaning the outdoor unit or spraying some water to the heat exchanger. 9-16 Samsung Electronics...
  • Page 202 There is a cost table. But, our service engineer needs to visit to total up the cost correctly. When you move in, make sure to contact Samsung Electronics Service Center or Authorized Service Agent in advance to streamline the process.
  • Page 203 But generally the value of fresh indoor temperature is that below 0.2(m/s) of indoor air circulation, the temperature is 21~28 C when the wall temperature is the same as the indoor's and relative humidity is 30~31% in summer, the winter temperature is 20~24 C and relative humidity is 30~60% in winter. 9-18 Samsung Electronics...
  • Page 204 Asia http://asia.samsungportal.com http://mea.samsungportal.com © Samsung Electronics Co., Ltd.Mar. 2010. 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. DB98-33204A(3)

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