Samsung DH052EAMG Service Manual Download Page 2

Page: 2 / 84

Contents

1. Precautions

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1-1

1-1 Installing the air conditioner

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1-1

1-2 Power supply and circuit breaker

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1-1

1-3 During operation

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1-1

1-4 Disposing of the unit

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1-2

1-5 Others

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1-2

2. Product Specifications

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2-1

2-1 The Feature of Product

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2-1

2-2 Name of Each Part

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2-2

2-3 Product Specifications

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2-4 The Comparative Specifications of Product

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2-5 Accessory and Option Specifications

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3. Alignment and Adjustments

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3-1

3-1 E. S. P(External Static Pressure) Setting for Phase Control Motor

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3-1

3-2 Setting Option Setup Method

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3-2

4. Disassembly and Reassembly

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4-1

4-1 Indoor Unit

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4-1

4-2 Outdoor Unit

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5. Exploded Views and Parts List

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5-1

5-1 Indoor Unit

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5-1

5-2 Outdoor Unit

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6. Electrical Parts List

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6-1

7. Wiring Diagram

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7-1

7-1 Indoor Unit

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7-1

7-2 Outdoor Unit

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7-2

8. Schematic Diagram

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8-1

8-1 Indoor Unit

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8-1

8-2 Outdoor Unit

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8-2

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Summary of Contents for DH052EAMG

Page 1: ...enient Control Functions SERVICE Manual For more information Please access to our service web site http itself sec samsung co kr Basic INDOOR UNIT OUTDOOR UNIT Basic Model SYSTEMAIRCONDITIONER DH052EA...

Page 2: ...8 2 5 Accessory and Option Specifications 2 9 13 Alignment and Adjustments 3 1 3 1 E S P External Static Pressure Setting for Phase Control Motor 3 1 3 2 Setting Option Setup Method 3 2 14 Disassembly...

Page 3: ...cification 12 1 12 2 Troubleshooting 12 3 12 3 Sequence for trouble diagnosis 12 6 13 Block Diagram 13 1 13 1 Indoor Unit 13 1 13 2 Outdoor Unit 13 1 14 Reference Sheet 14 1 14 1 Index for Model Name...

Page 4: ...ls to protect them from the danger of impact or any other incidents 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...

Page 5: ...refrigerant may blow out and cause air pollution When it contacts with your skin it can cause skin injury The package of the air conditioner should be recycled or disposed of properly for environmenta...

Page 6: ...r Tuning Installers are able to optimize duct work keep capacity and sound level as desired Various useful Functions Built in Drain Pump Optional Long piping Max 30m Convenient Control Functions Auto...

Page 7: ...i s n e p s u S 7 7 4 0 0 6 8 2 8 2 900 e c a p s e c i v r e S Inspection hole 22 3 2 Hole Number 1 2 3 4 5 6 7 8 Name Liquid pipe connection Gas pipe connection Drain pipe connection Drain pipe con...

Page 8: ...pipe connection 15 88 Flare 3 Drain pipe connection OD32 ID26 4 Drain pipe connection Using drain pump Optional 5 Power supply connection 6 Air discharge ange 7 Air lter 8 Hook For M8 M10 2 3 Samsung...

Page 9: ...n 9 52Flare 2 Gas pipe connection 15 88Flare 3 OD32 4 Using drain pump Optional 5 6 7 8 n o i t c e n n o c y l p p u s r e w o P For M8 M10 Hook Air lter All discharge ange Drain pipe connection Drai...

Page 10: ...ications 2 5 Samsung Electronics 660 880 0 1 3 526 364 Air Inlet Rear Connection Valve Air Outlet Unit mm A Model UH052 070EAMC UH094EAM1C 638 798 A 2 2 2 Outdoor Unit All manuals and user guides at a...

Page 11: ...Level Cooling Heating dB A 42 43 45 46 47 48 Heat Exchanger Type ANTIBACTERIA RowsxStagesxFin pitch 3 12 1 3 2 12 1 3 3 10 1 3 Fan Type Sirocco INPUT W 150 150 200 Dimensions H mm 199 199 260 W mm 90...

Page 12: ...UNIT UH052EAMC UH070EAMC UH094EAM1C Piping Pipe O D Size Liquid mm inch 6 35 9 52 Gas mm inch 12 7 15 88 Connection Method Between Height m 15 Pipe Length m 30 2 7 Samsung Electronics Production Spec...

Page 13: ...door Unit Outer Dimension Indoor Unit WxHxD Outdoor Unit Noise Indoor Unit Outdoor Unit Item Indoor Unit Outdoor Unit Design EH052EAMC UH052 070EAMC 35 0kg 74 0kg 1 150x260x480mm 880x798x310mm 48dB 64...

Page 14: ...ambienti ad unit Separate Aparelho de ar condicionado tipo Split Climatiseur de type s par Geteilte raumklimaanlage OWNER S INSTRUCTIONS MANUAL DE INSTRUCCIONES ISTRUZIONI PER L USO MANUAL DE INSTRU E...

Page 15: ...ic pressure of the installation place is in When it is out of input the appropriate option code If you input the inappropriate option code error may occur or the air conditioner is out of order The op...

Page 16: ...ads or repeatedly Push the button to set the display panel to Every time you push the button the display panel reads repeatedly Setting is not required if you must a value which has a default 3 Push t...

Page 17: ...splay part to and check the display part The display part shows Press the Mode Selection key to set the display part to and check the display part The display part shows Step 4 Pressing the ON OFF but...

Page 18: ...conditioner and remove the power cord before repairing the unit EH052 070EAMC No Parts Procedure Remark 1 Filter 1 Pull out the Filter as picture 1 or picture 2 2 If it is necessary after disassembli...

Page 19: ...de of the set the procedure of disassembling the Filter is just as the above 1 After disassembling 13 indicating screws detach Ass y Cabinet Top Motor 2 After disassembling 3 indicating screws detach...

Page 20: ...indicating screws detach the Cover Control 4 Detach the Motor Wire Connected to PCB and Capacitor 5 After disassembling the indicating screws detach the wire connected to the Partition 6 After disasse...

Page 21: ...g the Motor and Blowers detach the Blowers from the axis of the Motor by 3mm inner hexagon spanner 1 After disassembling 15 indicating screws detach Ass y Cabinet Top Evap 2 After disassembling 6 indi...

Page 22: ...h the Evaporator 1 After disassembling 2 indicating screws detach Ass y Cover Pipe 2 Detach the Sensor from the Control Box including 2 Sensors 3 After disassembling 2 indicating screws detach Ass y S...

Page 23: ...ver Control 1 Detach all the wires connected to the PCB 2 If only the disassembly of PCB required press the Pothook and detach the PCB from the set 3 If only the disassembly of Capacitor is required d...

Page 24: ...re Remark 6 Ass y Bracket Outlet 5 Detach the Transformer after disassembling 2 indicating screws 5 Work is possible after disassembling the Case PCB 1 After disassembling 16 indicating screws detach...

Page 25: ...ting screws detach Ass y Cabi Bottom Blower 2 Detach from Ass y Control In the capacitor connection wire between the Motor Fan and housing connector 3 After disassembling 2 places indicating screws de...

Page 26: ...disassembling 2 places indicating screws detach Fan Motor and Blower from the set 1 After disassembling 1 Indicating screw detach the Cover control 2 Detach the Motor Fan and Sensor Connector from the...

Page 27: ...sassemble 4 indicating screws and detach Control In from the set Work is possible when Disassembling the Ass y Cabi Bottom Blower 1 Disassemble 7 indicating screws and detach Ass y Cabi Bottom Drain S...

Page 28: ...detach Holder Pipe 3 Disassemble 4 indicating screws and detach the Drain Pan 2 screws each at left and right side Work is possible when Disassembling the Ass y Drain Pan 1 Disassemble 5 indicating s...

Page 29: ...2 Disassemble Sensor on the Evap 3 Disassemble 4 indicating screws which are in the near of Hanger Plate to detach the Evap 2 screws each at left and right side It needs 2 peoples Samsung Electronics...

Page 30: ...the Cabinet Side 2 After disassembling the indicating screws detach the Cabinet Side 3 Pull out all the cables on the PCB detach the PCB and Case Control 4 Detach Cabinet Top and Cabinet Front 5 Afte...

Page 31: ...No Parts Procedure Remark 6 Detach the indicating screws used for fastening the Motor 7 Detach the indicating screws used for fastening the Bracket Motor Samsung Electronics 4 14 All manuals and user...

Page 32: ...nd Parts List 5 1 Indoor Unit EH052EAMC 23 8 13 9 12 14 2 16 18 17 1 6 15 21 11 24 4 5 22 10 3 8 7 19 20 23 6 23 4 23 5 23 3 23 7 23 1 23 8 23 2 25 5 1 Samsung Electronics All manuals and user guides...

Page 33: ...ITION SLIM DUCT 1 SSEC 1 SA 16 DB61 02282A BRACKET MOTOR MH020FDEZ SGCC M T2 0 1 SA 17 DB99 00669A ASSY BAND MOTOR SLIM DUCT1 2 SSEC 1 SA 18 DB31 00425A MOTOR FAN YSK110 40 4SN 220 60 3uf SINYA SSEC 1...

Page 34: ...2 16 22 21 27 28 20 23 24 19 17 3 18 26 25 5 8 4 30 30 1 30 4 30 7 30 6 30 2 35 30 5 30 3 12 29 33 34 34 6 7 14 31 15 2 1 36 5 3 Samsung Electronics Exploded Views and Parts List All manuals and user...

Page 35: ...1 23 DB73 00285A RUBBER SHAFT SLIM DUCT 3 GUM NBR HARDNESS 45 1 24 DB96 04902A ASSY COUPLER SLIM DUCT 2 3 SSEC 1 25 DB67 00565A BLOWER MH020FDEZ ABS 1 26 DB67 00576A BLOWER B EH035EZMC ABS 140 L170 2...

Page 36: ...DH094EAMC Samsung Electronics 5 5 Exploded Views and Parts List All manuals and user guides at all guides com...

Page 37: ...ET OUTLET PART MA0 SSEC 1 SA 14 3 DB61 03058A BRACKET MOTOR MA0 SSEC 1 SA 14 4 DB61 03060A CASE BLOWER BOTTOM MA0 SSEC 1 SA 14 5 DB61 03059A CASE BLOWER UPPER MA0 SSEC 1 SA 14 6 DB97 03751A ASSY BAND...

Page 38: ...2 Outdoor Unit UH052 070EAMC 17 16 19 8 14 15 18 1 6 20 21 3 2 12 11 13 10 5 7 10 2 10 10 1 10 3 10 8 10 7 10 6 10 4 17 1 5 9 4 16 1 Samsung Electronics 5 7 All manuals and user guides at all guides c...

Page 39: ...50MA 5V 1 12 DB32 00101A THERMISTOR OUT 204CT 200K 25 3435K 20150 50MA 5V 1 13 DB93 02919Y ASSY OUTDOOR MAIN PCB UH052EAMC H P OUTDOOR MAIN PCB 1 14 DB90 40176B ASSY COVER CONTROL AS126 1210 1 15 DB64...

Page 40: ...2 8 14 15 6 25 24 22 23 3 21 12 11 13 10 5 7 17 10 2 10 10 1 10 3 10 8 10 7 10 6 10 4 18 1 5 9 4 17 1 2 3 UH094EAM1C Samsung Electronics 5 9 Exploded Views and Parts List 19 1 All manuals and user gu...

Page 41: ...01 001367 C FILM LEAD OTHER 6000nF 10 5 450V BK 58x25x40mm 1 SA 10 7 2501 001236 C OIL 30uF 450V BK 53x85mm 20 6 2 SA 10 8 DB61 02319A CLIP CAPACITOR UH094EAMC SSEC 1 SA 11 DB32 00102A THERMISTOR OUT...

Page 42: ...C03 1203 003334 IC RESET S 801 SOT 23 5P 2 9x1 6mm PLASTIC 3 716 1 SNA VA71 VA75 1405 000154 VARISTOR 560V 2500A 17 5x7 5mm TP 2 SNA R10 R11 R12 2007 000023 R CHIP 120ohm 5 1 8W TP 2012 3 SNA R204 302...

Page 43: ...8 3711 000262 CONNECTOR HEADER 1WALL 3P 1R 7 92mm STRAIGHT SN W 1 SNA CN51 3711 000794 CONNECTOR HEADER BOX 2P 1R 2 5mm STRAIGHT SN 1 SNA CN83 3711 000796 CONNECTOR HEADER BOX 2P 1R 2 5mm STRAIGHT SN...

Page 44: ...600V 1A SMD 4 BD71 1 C AL 2401 001397 470uF 20 25V GP TP 10x12 5mm C105 1 C AL 2401 000173 1000uF 20 35V GP TP 13x25 5 C101 C103 2 SWITCH PUSH 3404 001220 TSTB 2 K1 K4 4 RESONATOR CERAMI C 2802 00119...

Page 45: ...CONNE CTOR HE ADE R 3711 001001 B5B XH A BLU BOX 5P 1R 2 5mm S TR AIGHT S N CN61 1 CONNE CTOR HE ADE R 3711 000744 YDW 236 01 W HT BOX 1P 1R 6MM S TR AIGHT NI CN70 1 FUS E HOLDE R DB61 00924A FH 51B F...

Page 46: ...This Document can not be used without Samsung s authorization 7 Wiring Diagram 7 1 Indoor Unit 7 1 Samsung Electronics All manuals and user guides at all guides com...

Page 47: ...This Document can not be used without Samsung s authorization 7 2 Outdoor Unit Samsung Electronics 7 2 All manuals and user guides at all guides com...

Page 48: ...This Document can not be used without Samsung s authorization 8 Schematic Diagram 8 1 Indoor Unit Samsung Electronics 8 1 All manuals and user guides at all guides com...

Page 49: ...8 2 Outdoor Unit This Document can not be used without Samsung s authorization RED WHITE BLACK Samsung Electronics 8 2 All manuals and user guides at all guides com...

Page 50: ...tion S W Temperature Sensor Part Room Temperature Pipe In Temperature Pipe Out Temperature Heater Discharge Temperature External Control Part EEV Control Part Wired Remote Controller Part 12V 9 Circui...

Page 51: ...o d t u O 2 1 9 t r a P l o r t n o C n a F r o o d t u O t r a P l o r t n o C d a o L r o o d t u O P M O C S S A P Y B V V Y A W 4 t r a P k c e h C e s a h P 3 t r a P l o r t n o C e r u t a r e...

Page 52: ...length by more than 7 5m add Q of refrigerant for extrameter Heat Exchanger Evaporator Heat Exchanger Condenser Cooling Heating Gas leak check point Liquid pipe Gas pipe Compressor Muffle Accumulator...

Page 53: ...Display External Control Display Part HALL IC 1 MICOM Download 2 Indoor Outdoor Communication 3 Wired Remote Controller Communication 4 Option Load Connector 5 Heater 6 Indoor Address S W 7 Indoor Opt...

Page 54: ...ad SMW200 10 WHT Indoor Outdoor Communication YW396 02 RED Wired Remote Controller Communication YW396 02 BLU Indoor Address S W Indoor Option S W Ventilator YW396 03AV BLK Drain Pump YW396 03AV YEL H...

Page 55: ...Temperature Sensor Outdoor Pipe Temperature Sensor Low Pressure S W Communication Transformer Out GROUND Main Power In 1 Outdoor Fan 1 2 Outdoor Fan 2 3 Compressor Output 4 4 Way Valve Output 5 Bypass...

Page 56: ...ensor SMW250 04 WHT Communication YW396 02V RED Transformer Out SMW250 03 RED GROUND YDW236 01 WHT Main Power In YW396 07AV WHT Outdoor Fan 1 YW396 05AV WHT Compressor Output YW396 03AV BLK 4 Way Valv...

Page 57: ...e or more times until the required temperature is displayed Possible temperatures are between 18 C and 30 C inclusive 1 If necessary press ON OFF button 2 To select the COOL mode press the button unti...

Page 58: ...displayed at the top of the wired remote controller 3 To adjust the temperature press the buttons one or more times until the required temperature is displayed Possible temperatures are between 16 C a...

Page 59: ...ture press the buttons one or more times until the required temperature is displayed Possible temperatures are between 18 C and 30 C inclusive 1 If necessary press ON OFF button 2 To select the FAN mo...

Page 60: ...adjust the K7 when you install the hot water heater External Control You must adjust the K11 when you use external control SW06 K5 K6 K7 K8 SW06 K5 K6 K7 K8 Switch No Switch ON Switch OFF K5 2 C compe...

Page 61: ...FF Function Operation State Display Connector No SHORT OPEN CN83 RED Operation ON Operation OFF Connector No Function PIN 1 and 2 of CN81 RED 12V Out if any error occurs PIN 3 and 4 of CN81 RED 12V Ou...

Page 62: ...eed adjustment button Swing button Except Duct type On Off indicator Operating mode Centralized controller indicator In case of installing the Centralized controller Note The button is for your instal...

Page 63: ...ark is marked by when left side is If SW02 MAIN that set indoor unit address is controlled to indoor unit number marked on outdoor unit is marked by 12 1 2 Option set part for Outdoor unit PCB DISPLAY...

Page 64: ...p models K1 Displayed on SEG 3 4 Adding refrigerant at heating mode Test operation at heating mode End K2 Displayed on SEG 3 4 Adding refrigerant at cooling mode Test operation at cooling mode Pump Do...

Page 65: ...g frost Error of the outdoor temperature sensor Open Short Error of condenser temperature sensor Open Short Error of discharge temperature sensor Open Short System down caused by communication error a...

Page 66: ...cation error from outdoor unit 3 Outdoor unit tracking 3 minutes error Communication error between indoor units 1 Error of electronic expansion valve close 2 Error of electronic expansion valve open D...

Page 67: ...utdoor heat exchanger OPEN SHORT Error of Discharge TEMP sensor OPEN SHORT System Down caused by communication error after completion of tracking Error of float switch in indoor unit Error of setting...

Page 68: ...nection or leak of applied sensor Yes No Yes Check the out temp sensor is normal or not by use of out data display part Check the temp data is normal or not after pressing K4 3 times At this time is o...

Page 69: ...Outdoor heat exchanger temp is defective replace PCB and sensor are normal To perform the test operation by one of K2 Yes No Yes Check the out temp sensor is normal or not by use of out data display...

Page 70: ...peration after PCB replacement Does the outdoor discharge temp sensor connected to PCB CN42 At this time Is largely deviate the resistance value from side table value Measure the resistance value betw...

Page 71: ...ndoor unit PCB after line check Check the display after pressing the reset key on outdoor PCB When tracking is there any indoor answer from display part At this time is the voltage between lines recta...

Page 72: ...indoor unit installation numbers To measure the 2 lines of outdoor unit side by use of scope after removing the communication line connecting from outdoor unit to indoor unit Is equal indoor unit actu...

Page 73: ...g out the floating switch connector connected to indoor unit PCB Open status Is much the water of drain pan Does the drain pump operate Does the water level decrease Is the same error occurred Is the...

Page 74: ...isplay and Wireless Remote Controller Part Indoor Fan SSR TAP Temperature Sensor Part Drain Pump Hot Coil Control Ventilator Control Outdoor Fan Control TAP No of Indoor Setting S W MICOM Power Supply...

Page 75: ...H H P Heater E C O Heater G C O Hydronic N Capacity Btu kWx10 9K 26 12K 35 14K 40 18K 52 24K 70 28K 82 32K 94 36K 105 44K 128 48K 140 60K 175 72K 210 80K 230 96K 280 R22 Z R407C C R410A A Version 1 SE...

Page 76: ...a mechanical device such as a fan that produces a current of air FAN A device for creating a current of air or a breeze ASSY CONTROL BOX Full name assemble control box A restraining device of air con...

Page 77: ...t the desired temperature lower Q It floods the floor A Place the drain hose properly When it is not placed properly the drain water would flow back flooding the floor So straighten out the drain hose...

Page 78: ...ion mold would grow inside resulting in must So open the windows and switch on the Ventilation function to get rid of the saturated smell inside Q Whenever the air conditioner is turned on it sends ou...

Page 79: ...is possible to install it at a designated place in the apartment or on the rooftop nearby But it s illegal hanging an angle iron case with the outdoor unit in it outside the apartment Also it is illeg...

Page 80: ...r or a brush In case of serious dust accumulation put the air filter in warm detergent water and shake it vertically 4 Dry the air filter 5 When you have finished insert the filter into the unit 6 Cle...

Page 81: ...ntil the pipe surface becomes uneven or torn apart Be sure to use a torque wrench to tighten pipes or flare nuts Leak Test Put an inert gas like nitrogen in the outdoor unit pipe and put soap bubbles...

Page 82: ...f the low pressure side of manifold gauge 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 2 Connect the charging ho...

Page 83: ...f the air conditioner Relocation of the air conditioner Refer to this procedure when the unit is relocated Carry out the pump down procedure refer to the details of pump down Remove the power cord Dis...

Page 84: ...f Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law Samsung Electronics Co Ltd Dec 2006 Printed in China Code No DB98 27237A...

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