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Samsung UH052EAS, Service Manual

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Samsung UH052EAS Service Manual Download Page 24

Samsung Electronics

4-7

4-2 Outdoor Unit

No

Parts

Procedure

Remark

1

Common Work

1) Loosen 1 fixing screw(CCW) of the Cover-
    Control and detach the Cover Control.

2) Loosen fixing screws(CCW) and detach the        
    Cabinet-Upper.

3) Loosen 1 screw(CCW) fixed to assemble Control
Box with Cabinet-Side RH.

4) Loosen 6 fixing screws(CCW) and detach the  

     Cabinet-Side RH.

Summary of Contents for UH052EAS

Page 1: ...EATURE OF PRODUCT Easier installation Silm size Built in duct type High performance Energy saving Long piping Length Height Max 30m Long 15m Height Long ambient operation In low temp Up to 15ºC Heating Up to 10ºC Cooling Eco friendly product Lead free RoHS WEEE UH052 070EAS DH052 070EAS Refer to the service manual in the GSPN see the rear cover for the more information ...

Page 2: ...ons of Product 2 3 2 4 Accessory and Option Specifications 2 4 13 Alignment and Adjustments 3 1 3 1 Indoor Display Error and Check Method 3 1 3 2 Outdoor LED Error Display and Check Method 3 5 3 3 Setting Option Setup Method 3 6 14 Disassembly and Reassembly 4 1 4 1 Indoor Unit 4 2 4 2 Outdoor Unit 4 7 15 Exploded Views and Parts List 5 1 5 1 Indoor Unit 5 1 5 2 Outdoor Unit 5 3 5 3 Ass y Control ...

Page 3: ...te Controller Buttons and Display 11 3 11 4 Main Function 11 4 12 Troubleshooting 12 1 12 1 Items to be checked first 12 1 12 2 Fault Diagnosis by Symptom 12 2 12 3 PCB Inspection Method 12 19 12 4 Main Part Inspection Method 12 21 13 Block Diagram 13 1 13 1 Indoor Unit 13 1 13 2 Outdoor Unit 13 2 14 Reference Sheet 14 1 14 1 Index for Model Name 14 1 14 2 Pressure Graph 14 2 14 3 Pressure Capacit...

Page 4: ...in order to avoid a hazard The air conditioner must be plugged into an independent circuit if applicable or connect the power cable to the auxiliary circuit breaker An all pole disconnection from the power supply must be incorporated in the fixed wiring with a contact opening of 3mm Do not extend an electric cord to the air conditioner The air conditioner must be plugged in after you complete the ...

Page 5: ...ntacts with your skin it can cause skin injury The package of the air conditioner should be recycled or disposed of properly for environmental reasons 1 5 Others Never store or load the air conditioner upside down or sideways to prevent the damage to the compressor Young children or infirm persons should be always supervised when they use the air conditioner Max current is measured according to IE...

Page 6: ...DC inverter technology it makes a room cool with highly energy saving and arises the efficiency of air conditioner Long Piping Length Height It can give the benefit to the installers and aries the reliability of the air conditioner Long Ambient Operation In Low Temperature It can arise the reliability and the capacity of the air conditioner especially operated in low temperature Eco friendly Produ...

Page 7: ... 92 92 Heating 92 92 Size Outer Dimension WidthxHeightxDepth mm 900x260x480 880x638x310 900x260x480 880x638x310 inch 35 4x11 0x18 9 34 6x25 1x12 2 35 4x11 0x18 9 34 6x25 1x12 2 Weight Net kg 29 50 29 50 Compressor Type G8T200FUAEW G8T260FUAEW Motor Type BLDC BLDC Rated Output W Oil Type POE Blower Type Sirocco Propeller Sirocco Propeller Motor Type Resin Resin Resin Resin Rated Output W 200 60 200...

Page 8: ...ative Model DH070 052 EAS DH094EAMC Design Indoor Unit Outdoor Unit Net Weight Indoor Unit 29 0kg 35 0kg Outdoor Unit 50 0kg 74 0kg Outer Dimension WxHxD Indoor Unit 900X260X480 mm 1 150x260x480 mm Outdoor Unit 880X638X310 mm 880X798X310 mm Noise Indoor Unit 47dB 43dB 48dB Outdoor Unit 60dB 58dB 64dB ...

Page 9: ...STRUCCIONES ISTRUZIONI PER L USO MANUAL DE INSTRUÇ Õ ES MANUEL D UTILISATION GEBRAUCHSANWEISUNG Splut type R oom Air Conditioner Aire acondicionado domé stico sistema Split Condizionatore d aria per ambienti ad unità Separate Aparelho de ar condicionado tipo Split Climatiseur de type sé paré Geteilte raumklimaanlage OWNER S INSTRUCTIONS SPLIT TYPE R OOM AIR CONDITIONER OWNER S INSTRUCTIONS MANUAL ...

Page 10: ...f temperature sensor in the indoor unit Open Short X X X X Error of heat exchanger sensor in the indoor unit X X X Error of the outdoor temperature sensor Error of the condensor temperature sensor Error of the discharge temperature sensor X X X Indoor and outdoor unit time out Abnormal data reception more than 60 packet Indoor unit is not connected Communication error between the outdoor unit Main...

Page 11: ...erter DC Link voltage 150V or less 410V or more Inverter Compressor rotation error Inverter Electric current error Inverter DC Link sensor error Inverter EEPROM READ WRITE error Inverter Inverter zerocrossing error Setting the outdoor unit capacity option error X X Detection of the float switch X X X Error of setting option switches for optional accessories X X X EEPROM error X X EEPROM option err...

Page 12: ...rror InverterCompressorDischargeTemp sensorError Open ShortError Powercablemissconnectionerror IndoorFloatSwitch2ndDetection SelfDiagnosysError Outdoorunit indoorunitcommunicationwiremissconnection ConnectedtoPowerterminal OutdoorunitrefrigerantFullleakage Gasleak OutdoorFan1Error OutdoorFan2Error Dischargeovertemperature OutdoorUnit ProtetionControlError Inverter Compressorstartingerror PrimaryCu...

Page 13: ...otetionControlError OutdoorunitCapacitySetupoptionerror CommunicationerrorbetweenIndoorunitandwiredremotecontrol Wiredremotecontrolerror CommunicationerrorbetweenMasterandSlavewiredremotecontrol COM1 COM2Cross installederror ErrorofsettingoptionforwiredremotecontrolCOM2 3 4 Alignment and Adjustments ...

Page 14: ... Discharge temperature sensor error 11 Current sensor error 12 Compressor Limit error 13 Coil temperature sensor error 14 1min Time out Communication 15 Fan error FAN1 FAN2 16 OTP error 17 Compressor rotation error 18 Operation condition secession Heating Cooling 19 DC Link voltage sensor error 20 I_Trip error 21 GAS Leak error 22 Power Cable miss connection 23 Power ON reset 1sec 24 Capacity miss...

Page 15: ...peatedly Push the button to set the display panel to Every time you push the button the display panel reads repeatedly Push the button to set the display panel to Every time you push the button the display panel reads repeatedly 3 3 Setting Option Setup Method ex Option No Step 1 Enter the Option Setup mode 1st Take out the batteries of remote control 2nd Press the temperature button simultaneousl...

Page 16: ... the display 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 button When pressing the operation ON OFF key with the direction of remote control for unit the sound Ding or Diriring is heard and the OPERATION ICON lamp of the display is flickering at the same...

Page 17: ...G10 SEG11 SEG12 DH052EAS 0mmAq 0 1 8 7 7 1 1 9 8 2 4 7 2mmAq 0 1 8 7 7 1 1 9 8 3 6 0 4mmAq 0 1 8 7 7 1 1 9 8 3 A 2 6mmAq 0 1 8 7 7 3 1 9 8 1 0 5 DH070EAS 0mmAq 0 1 5 7 7 1 1 C 8 3 A 0 2mmAq 0 1 5 7 7 1 1 C 8 3 F 2 4mmAq 0 1 5 7 7 1 1 C 8 1 8 5 6mmAq 0 1 5 7 7 3 1 C 8 3 C 8 3 8 Alignment and Adjustments ...

Page 18: ...Samsung Electronics 4 1 4 Disassembly and Reassembly Necessary Tools Item Remark SCREW DRIVER MONKEY SPANNER ...

Page 19: ...Blower Motor 1 After disassembling 16 places indicating 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 detach the 2 Fan Case ...

Page 20: ... No Parts Procedure Remark 2 Control In 4 After 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 PCB ...

Page 21: ...y 4 4 No Parts Procedure Remark 3 Drain Pan 3 Disassemble 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 ...

Page 22: ...ly 4 5 No Parts Procedure Remark 4 Evap 2 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 screws to detach Cover Pipe ...

Page 23: ...mbly and Reassembly 4 6 No Parts Procedure Remark 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 ...

Page 24: ...mon Work 1 Loosen 1 fixing screw CCW of the Cover Control and detach the Cover Control 2 Loosen fixing screws CCW and detach the Cabinet Upper 3 Loosen 1 screw CCW fixed to assemble Control Box with Cabinet Side RH 4 Loosen 6 fixing screws CCW and detach the Cabinet Side RH ...

Page 25: ...Samsung Electronics Disassembly and Reassembly 4 8 No Parts Procedure Remark 6 Loosen fixing screws CCW of the Cabinet Front 5 Loosen 2 screws CCW fixed on the Guide Condenser ...

Page 26: ...tach the Nut Flange like the picture on the right side Turn clockwise because the screw is left handed 2 Detach the Fan Propeller 3 Loosen 4 fixing screws CCW to detach the Motor 4 Disconnect the wire between Ass y Control Out and Motor 5 Loosen 2 fixing screws CCW and detach the Bracket Motor ...

Page 27: ...B of Ass y Control Out 3 Pull up the Ass y Control Out 4 Heat Exchanger 1 Release the refrigerant at first 2 Loosen fixing screw CCW and detach the steel bar 3 Disassemble the pipes in both inlet and outlet with welding torck Before you disassemble the pipes and Condenser be sure that there should be no refrigerant remained in the unit 1 Loosen fixing screw CCW and detach the Heat Exchanger ...

Page 28: ...and Reassembly No Parts Procedure Remark 5 Compressor 1 Disassemble the Felt Comp Sound 2 Loosen the fixing nut CCW and detach the Compressor Lead Wire 3 Loosen the 3 bolts CCW at the bottom of Compressor like the picture on the right side ...

Page 29: ...Samsung Electronics 5 1 5 Exploded Views and Parts List 5 1 Indoor Unit DH070 052 EAS ...

Page 30: ...S Y 1 SNA 14 1 DB90 02981B ASS Y CASE CONTROL ASS Y 1 SA 14 2 DB61 02287A CASE PCB ABS V0 T2 5 1 SA 14 3 DB26 00080A TRANS POWER AC 230V 50HZ DC 17V DC 0 6A VDE ICE 1 SNA 14 4 2301 001381 C FILM LEAD OTHER 8000nF 10 5 450V BK 58x30x44mm 1 SA 14 5 DB65 00105L TERMINAL BLOCK DAF S6P 1 SA 14 6 DB65 00105M TERMINAL BLOCK DAF S6P 1 SA 14 7 DB61 00250A HOLDER WIRE CLAMP ABS BLK ISI SAMLINE 2 SNA 14 8 DB...

Page 31: ...Samsung Electronics 5 3 Exploded Views and Parts List 27 26 UH070 052 EAS 5 2 Outdoor Unit ...

Page 32: ... SA 18 G8T200FUAEW COMPRESSOR ROTARY BLDC 1 SNA G8T260FUAEW 1 18 1 DB63 00815A GROMMET ISOLATOR NR 3 3 SNA 18 2 DB60 30028A SCREW HEX M8 3 3 SNA 18 3 DB63 00817A GASKET EPDM 1 1 SNA 18 4 DB63 00816A COVER TERMINAL PBT G F 15 1 1 SNA 18 5 6021 001142 SCREW MACHINE M5 1 1 SNA 19 DB96 08939B ASS Y VALVE 4WAY ASS Y 1 SA DB96 08939A 1 19 1 DB62 02338A 4WAY VALVE R410A SANHUA 1 1 SNA 19 2 DB33 00002C SO...

Page 33: ...Samsung Electronics 5 5 5 3 Ass y Control Out ...

Page 34: ...A 11 DB91 00307A ASSY SCREW MACHINE SCREW MACHINE 5 5 SNA 12 DB61 02973A CASE CONTROL BASE CASE CONTROL BASE 1 1 SA 13 DB61 02974A CASE CONTROL COVER CASE CONTROL COVER 1 1 SA 14 DB61 02977A PLATE CONTROL OUT PLATE CONTROL OUT 1 1 SA 15 DB61 01948A CASE DISPLAY PCB CASE DISPLAY PCB 1 1 SNA 16 DB62 05315A HEAT SINK HEAT SINK 1 1 SNA 17 DB61 00250A HOLDER WIRE CLAMP ABS BLK 2 2 SNA 18 DB61 00206B HO...

Page 35: ...390 1 SNA Q603 0501 002296 TR SMALL SIGNAL MMST2907A PNP 200MW SMT3 TP 100 300 1 SNA Q901 0504 000001 TR DIGITAL DTA114EKA PNP 200mW 10K 10K SOT 23 TP 1 SNA Q902 0504 000001 TR DIGITAL DTA114EKA PNP 200mW 10K 10K SOT 23 TP 1 SNA Q904 0504 000001 TR DIGITAL DTA114EKA PNP 200mW 10K 10K SOT 23 TP 1 SNA Q905 0504 000001 TR DIGITAL DTA114EKA PNP 200mW 10K 10K SOT 23 TP 1 SNA Q906 0504 000001 TR DIGITAL...

Page 36: ...1 SNA R202 2007 000686 R CHIP 3 3Kohm 5 1 8W TP 2012 1 SNA R610 2007 000686 R CHIP 3 3Kohm 5 1 8W TP 2012 1 SNA R404 2007 000766 R CHIP 330ohm 5 1 8W TP 2012 1 SNA R405 2007 000766 R CHIP 330ohm 5 1 8W TP 2012 1 SNA R406 2007 000766 R CHIP 330ohm 5 1 8W TP 2012 1 SNA R416 2007 000766 R CHIP 330ohm 5 1 8W TP 2012 1 SNA R502 2007 000766 R CHIP 330ohm 5 1 8W TP 2012 1 SNA R509 2007 000766 R CHIP 330o...

Page 37: ...1562 C CER CHIP 10nF 80 20 50V Y5V 2012 1 SNA C914 2203 001562 C CER CHIP 10nF 80 20 50V Y5V 2012 1 SNA X701 2301 001220 C FILM LEAD PPF 100nF 10 275V BK 18x6x12 15 1 SNA X702 2301 001220 C FILM LEAD PPF 100nF 10 275V BK 18x6x12 15 1 SNA C105 2401 000037 C AL 470uF 20 16V GP TP 8x11 5 5 1 SNA C103 2401 000711 C AL 2200uF 20 25V GP TP 16x25 7 5 1 SNA C101 2401 002216 C AL 2200uF 20 35V GP TP 16x25 ...

Page 38: ... 1V 2 5A Φ19x11x13 20 28 20 Φ0 5 480PCS PACK 1 SNA SW04 DB34 00009A SWITCH DIGITAL PT65 103 ROTARY DIP DC24V Max 0 4VA 50mOhm Max BULK 10mm 10mm straight 1 SNA DB41 00364A PBA LOGIC BOARD miniDVM_slimduct_chi FR 4 T 1 6 220 240V 50 60HZ 1 SA F701_1 DB61 00924A HOLDER FUSE FH 51B SSEC 1 SNA DB62 03085A HEAT SINK A6063 25 15 15 SSEC 1 SNA DB68 02809A LABEL BAR CODE W170 L115 FOR PACKING CASE 1 SNA I...

Page 39: ... C010 2201 000540 C CERAMIC DISC 4 7NF 20 2KV Y5U BK 12X5MM 10 1 SNA C003 2301 001285 C FILM LEAD PPF 680NF 10 275V BK 31X11X21MM 27 5 1 SNA C007 2301 001285 C FILM LEAD PPF 680NF 10 275V BK 31X11X21MM 27 5 1 SNA FUSE 3601 001381 FUSE CARTRIDGE 250Vac 30Aac FAST ACTING CERAMIC 31 8 6 35 1 SNA FUSE CLIP 3602 001038 FUSE CLIP 250V 30A 10mohm 2 SNA L 3712 001139 CONNECTOR TERMINAL TAB MALE 6 35X0 8MM...

Page 40: ...PNP 200mW 10K 10K SOT 23 TP 1 SNA Q906 0504 000001 TR DIGITAL DTA114EKA PNP 200mW 10K 10K SOT 23 TP 1 SNA Q907 0504 000001 TR DIGITAL DTA114EKA PNP 200mW 10K 10K SOT 23 TP 1 SNA Q801 0504 000127 TR DIGITAL FJV3102RMTF NPN 200MW 10K 10K SOT 23 TP 1 SNA Q902 0504 000127 TR DIGITAL FJV3102RMTF NPN 200MW 10K 10K SOT 23 TP 1 SNA IC51 0506 000175 TR ARRAY 2003 NPN 7 1W SOP 16 ST 1000 1 SNA IC52 0506 000...

Page 41: ...7 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 1 SNA R407 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 1 SNA R914 2007 000087 R CHIP 6 8Kohm 5 1 10W TP 1608 1 SNA R302 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SNA R303 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SNA R304 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SNA R305 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SNA R306 2007 000090 R CHIP 10Kohm 5 1...

Page 42: ...R201 2007 002667 R CHIP 90 9Kohm 1 1 4W TP 3216 1 SNA R202 2007 002667 R CHIP 90 9Kohm 1 1 4W TP 3216 1 SNA R206 2007 002667 R CHIP 90 9Kohm 1 1 4W TP 3216 1 SNA R207 2007 002667 R CHIP 90 9Kohm 1 1 4W TP 3216 1 SNA R106 2007 007342 R CHIP 1 82Kohm 1 1 10W TP 1608 1 SNA R203 2007 007342 R CHIP 1 82Kohm 1 1 10W TP 1608 1 SNA R204 2007 007342 R CHIP 1 82Kohm 1 1 10W TP 1608 1 SNA R105 2007 007445 R ...

Page 43: ...4 2203 005249 C CER CHIP 100nF 10 50V X7R 1608 1 SNA C305 2203 005249 C CER CHIP 100nF 10 50V X7R 1608 1 SNA C306 2203 005249 C CER CHIP 100nF 10 50V X7R 1608 1 SNA C404 2203 005249 C CER CHIP 100nF 10 50V X7R 1608 1 SNA C405 2203 005249 C CER CHIP 100nF 10 50V X7R 1608 1 SNA C406 2203 005249 C CER CHIP 100nF 10 50V X7R 1608 1 SNA C407 2203 005249 C CER CHIP 100nF 10 50V X7R 1608 1 SNA C408 2203 0...

Page 44: ...003740 C AL 560uF 20 400V WT BK 35x50mm 10 1 SNA XTAL51 2802 001179 RESONATOR CERAMIC 4MHZ 0 5 BK 8X3X5 5MM 1 SNA XTAL 2802 001198 RESONATOR CERAMIC 10MHZ 0 5 BK 8X3X5 5MM 1 SNA RY03 3501 001154 RELAY MINIATURE 12Vdc 200mW 3000mA 1FormA 10mS 10mS 1 SNA RY04 3501 001154 RELAY MINIATURE 12Vdc 200mW 3000mA 1FormA 10mS 10mS 1 SNA RY05 3501 001154 RELAY MINIATURE 12Vdc 200mW 3000mA 1FormA 10mS 10mS 1 S...

Page 45: ... Out_24K 1 SNA DB93 04351B ASSY LEAD WIRE POWER AQV24JAKCV Out_24K 1 SNA DB93 06441A ASSY CONNECTOR WIRE COMP GAUDI PJT SSEC UL1015 AWG12 380 390 400 WHT MG620044 1 SNA DB93 06442A ASSY CONNECTOR WIRE COMM GAUDI PJT SSEC UL1015 AWG22 300 0 BLU ST730620 3 YH396 02VR 1 SNA IC81 DB95 00595A ASSY PHOTO COUPLER MH080FXEA4 1 SNA IPM DB95 00954A ASSY IPM MH080EAV2A MITSUBISHI IPM 1 SNA D101 DB98 16591A A...

Page 46: ...NP 200mW 10K 10K SOT 23 TP 1 SNA Q906 0504 000001 TR DIGITAL DTA114EKA PNP 200mW 10K 10K SOT 23 TP 1 SNA Q907 0504 000001 TR DIGITAL DTA114EKA PNP 200mW 10K 10K SOT 23 TP 1 SNA Q801 0504 000127 TR DIGITAL FJV3102RMTF NPN 200MW 10K 10K SOT 23 TP 1 SNA Q902 0504 000127 TR DIGITAL FJV3102RMTF NPN 200MW 10K 10K SOT 23 TP 1 SNA IC51 0506 000175 TR ARRAY 2003 NPN 7 1W SOP 16 ST 1000 1 SNA IC52 0506 0001...

Page 47: ...7 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 1 SNA R407 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 1 SNA R914 2007 000087 R CHIP 6 8Kohm 5 1 10W TP 1608 1 SNA R302 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SNA R303 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SNA R304 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SNA R305 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SNA R306 2007 000090 R CHIP 10Kohm 5 1...

Page 48: ...hm 1 1 4W TP 3216 1 SNA R202 2007 002667 R CHIP 90 9Kohm 1 1 4W TP 3216 1 SNA R206 2007 002667 R CHIP 90 9Kohm 1 1 4W TP 3216 1 SNA R207 2007 002667 R CHIP 90 9Kohm 1 1 4W TP 3216 1 SNA R106 2007 007342 R CHIP 1 82Kohm 1 1 10W TP 1608 1 SNA R203 2007 007342 R CHIP 1 82Kohm 1 1 10W TP 1608 1 SNA R204 2007 007342 R CHIP 1 82Kohm 1 1 10W TP 1608 1 SNA R105 2007 007445 R CHIP 9 09Kohm 1 1 10W TP 1608 ...

Page 49: ...2203 005249 C CER CHIP 100nF 10 50V X7R 1608 1 SNA C306 2203 005249 C CER CHIP 100nF 10 50V X7R 1608 1 SNA C404 2203 005249 C CER CHIP 100nF 10 50V X7R 1608 1 SNA C405 2203 005249 C CER CHIP 100nF 10 50V X7R 1608 1 SNA C406 2203 005249 C CER CHIP 100nF 10 50V X7R 1608 1 SNA C407 2203 005249 C CER CHIP 100nF 10 50V X7R 1608 1 SNA C408 2203 005249 C CER CHIP 100nF 10 50V X7R 1608 1 SNA C409 2203 005...

Page 50: ...RAMIC 4MHZ 0 5 BK 8X3X5 5MM 1 SNA XTAL 2802 001198 RESONATOR CERAMIC 10MHZ 0 5 BK 8X3X5 5MM 1 SNA RY03 3501 001154 RELAY MINIATURE 12Vdc 200mW 3000mA 1FormA 10mS 10mS 1 SNA RY04 3501 001154 RELAY MINIATURE 12Vdc 200mW 3000mA 1FormA 10mS 10mS 1 SNA RY05 3501 001154 RELAY MINIATURE 12Vdc 200mW 3000mA 1FormA 10mS 10mS 1 SNA RY31 3501 001248 RELAY MINIATURE 12V 11 7MA DPDT 4MS 4MS 1 SNA RY01 3501 0012...

Page 51: ...4JAKCV Out_24K 1 SNA DB93 06441A ASSY CONNECTOR WIRE COMP GAUDI PJT SSEC UL1015 AWG12 380 390 400 WHT MG620044 1 SNA DB93 06442A ASSY CONNECTOR WIRE COMM GAUDI PJT SSEC UL1015 AWG22 300 0 BLU ST730620 3 YH396 02VR 1 SNA IC81 DB95 00595A ASSY PHOTO COUPLER MH080FXEA4 1 SNA IPM DB95 00954A ASSY IPM MH080EAV2A MITSUBISHI IPM 1 SNA D101 DB98 16591A ASSY DIODE RECTIFIER 1 SNA LED2 DB98 16600A ASSY LED ...

Page 52: ...A CN952 3711 004067 HEADER BOARD TO CABLE BOX 4P 1R 2mm ANGLE SN NTR 1 SNA CN951 3711 004531 HEADER BOARD TO CABLE BOX 10P 1R 2mm ANGLE SN WHT 1 SNA J1 3812 001283 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 1 0 6mm 1 SNA J2 3812 001283 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 1 0 6mm 1 SNA J3 3812 001283 WIRE NO SHEATH CU TCWA 300V 52mm TAPING 1 0 6mm 1 SNA J4 3812 001283 WIRE NO SHEATH CU TCWA 300V 5...

Page 53: ...Samsung Electronics 7 Wiring Diagram 7 1 Indoor Unit This Document can not be used without Samsung s authorization 7 1 ...

Page 54: ...Samsung Electronics This Document can not be used without Samsung s authorization 7 2 Outdoor Unit 7 2 DESCRIPTION ...

Page 55: ...Samsung Electronics 8 Schematic Diagram 8 1 Indoor Unit This Document can not be used without Samsung s authorization 8 1 ...

Page 56: ...Samsung Electronics 8 2 Outdoor Unit This Document can not be used without Samsung s authorization EMI PCB 8 2 ...

Page 57: ...9 1 1 Indoor Unit 9 Circuit Descriptions 9 1 PCB Circuit Descriptions Samsung Electronics ...

Page 58: ...9 1 ...

Page 59: ...9 1 2 Outdoor Unit 9 1 PCB Circuit Descriptions 9 2 ...

Page 60: ...Temperature sensor EEV PCB display Communcation Tap motor 4 way valve Samsung Electronics ...

Page 61: ...MEMO Samsung Electronics ...

Page 62: ...Samsung Electronics 9 2 Refrigerating Cycle Diagram 9 3 ...

Page 63: ...Samsung Electronics The red number connecter is not used 10 PCB Diagram 10 1 Indoor PCB 10 1 ...

Page 64: ...gram 10 2 Outdoor PCB EMI PCB Power N COND OLP Temperature Sensor Power L DIS OUT Temperature Sensor BLDC FAN EEV Connector AC FAN Comp Connector Wire Communication 485 Reactor Connector Wire 6 7 1 2 3 4 5 9 10 8 9 2 1 10 4 3 7 6 8 5 ...

Page 65: ... Instructions 11 1 Name of Each Part 11 1 1 Indoor Unit The figures are shwon in this instruction may differ from yours depending on the model DH070 052EAS 11 1 2 Outdoor Unit Air Outlet Air Inlet Rear Connection Valve Air inlet Air outlet ...

Page 66: ... Timer button On Off Timer Set Cancel button Fan speed adjustment button Temperature adjustment buttons Temperature setting Fan speed Air flow direction On Timer setting Off Timer setting Battery discharge indicator 11 2 Wireless Remote Control Buttons and Display Note After cleaning the air filter press the button ...

Page 67: ...or Temperature setting Fan speed Air flow direction Filter Sign indicator On Off button Fan speed 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 installation specialist You must not press it After cleaning the air filter press the button Then the wired remo...

Page 68: ...e temperature press the buttons one or more times until the required temperature is displayed Possible temperatures are between 18 C and 30 C inclusive Cooling Your Room 1 If necessary press On Off button 2 To select the COOL mode press the button until is displayed at the top of the wireless remote controller 3 To adjust the temperature press the buttons one or more times until the required tempe...

Page 69: ...ect the HEAT mode press the button until is displayed at the top of the wireless 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 and 30 C inclusive 4 Select the fan speed by pressing the button one or more times until the intended value is displayed Basic Function cont Automatic rot...

Page 70: ...he temperature press the buttons one or more times until the required temperature is displayed Possible temperatures are between 18 C and 30 C inclusive Airing Room 1 If necessary press On Off button 2 To select the FAN mode press the button until is displayed at the top of the wireless remote controller 3 Select the fan speed by pressing the button one or more times until the intended value is di...

Page 71: ...ss the buttons one or more times until the required temperature is displayed Possible temperatures are between 18 C and 30 C inclusive Cooling Your Room 1 If necessary press ON OFF button 2 To select the COOL mode press the button until is 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 ...

Page 72: ...ode press the button until is displayed at the top of the wireless 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 and 30 C inclusive 4 Select the fan speed by pressing the button one or more times until the intended value is displayed Automatic rotated Low Medium High Automatic rot...

Page 73: ...erature press the buttons one or more times until the required temperature is displayed Possible temperatures are between 18 C and 30 C inclusive Airing Your Room 1 If necessary press ON OFF button 2 To select the FAN mode press the button until is displayed at the top of the wired remote controller 3 Select the fan speed by pressing the button one or more times until the intended value is display...

Page 74: ... delay of 3 minutes when the compressor is reoperated The same phenomenon occurs when a power is on As a phenomenon that the compressor is reoperated after a delay of 3 minutes the indoor fan is adjusted automatically with reference to a temperature of the air blew 2 Compressor stops operation intermittently in DRY mode Compressor operation is controlled automatically in DRY mode depending on the ...

Page 75: ...fuse No Reconnect wires correctly No Check the display board operate Press the Power Button on the remote control unit to operate the air conditioner Unplug the power cord and plug it after 30 seconds Check the indoor unit control board does not operate Check whether 2 wires of power cord are connected correctly to the terminal block and control board Check whether the fuse on the control board is...

Page 76: ...rminal block 1 and 2 correct after power input Pull out the power cord and execute the following step after 30 seconds Is the outdoor unit normal Is the outdoor unit normal Is the reactor connected correctly Is the of C102 Outdoor unit short Is the R701 resistance of indoor PCB 200Ω Is the indoor unit fuse normal Exchange the fuse Connect the reactor wire Disassemble the PCB from the case Is there...

Page 77: ...s No No No No No Yes Yes Is the Pin voltage of CN71 1 3 over 250V Follow the Check Procedure of outdoor unit power supply error check FAN DRIVE CIRCUIT Q901 Q902 etc error Exchange the PCB Exchange the PCB MICOM Error Is the Pin voltage of CN01 3 5 within 1V 5V during the operation Does the Pin voltage of IC01 MICOM No 50 change Square Wave Is the Pin voltage of CN71 6 changed during the operation...

Page 78: ... Is there no ventilation obstruction at the surrounding of outdoor Outdoor unit cover Fan front obstruction etc 2 Troubleshooting procedure No Exchange the PCB No Exchange the PCB No Exchange the compressor No Reinstall and remove the obstruction Yes Yes Yes Yes Is the installation of outdoor unit good Dose the compressor rotate normally Is the assembly of IC451 IC452 IC453 and the peripheral part...

Page 79: ...r in 3 minutes off Check the resistance value of 4 WAY valve coil Go to the next page 4 WAY valve main body error Attach the sensor correctly Over shortage of the refrigerant Connect the connecter correctly 4 WAY valve coil error Exchange the outdoor PCB No Yes Yes Yes OK Yes No No No NG No Is much frost in the indoor heat exchanger Does the 4 WAY valve operate normally Is the outdoor air sensor a...

Page 80: ...ctly Dose the voltage of DC300V apply to the connector of outdoor fan during the operation of outdoor unit The over shortage of refrigerant Insufficient Capacity Load estimation error Connect the connector Outdoor fan error Check the motor wire Exchange the out PCB EEV coil error Connect the connector Is much frost in the heat exchanger Is much frost in the heat exchanger Outdoor PCB error EEV mai...

Page 81: ...stance value of sensor connection pull_up correct 2 Troubleshooting procedure Is the sensor connector connected correctly in accordance with a color Is the temperature sensor connected correctly without separation Does the both terminal of sensor satisfy the resistance value in accordance with temperature Refer to the R T TABLE Is the resistance value of sensor connection pull_up 18K Reconnect the...

Page 82: ...ected correctly in accordance with a color Is the temperature sensor connected correctly without separation Does the both terminal of sensor satisfy the resistance value in accordance with temperature Refer to the R T TABLE Is the resistance value of sensor connection pull_up 24K Reconnect the sensor connector Change the position of sensor Exchange the sensor Exchange the PCB Exchange the PCB Norm...

Page 83: ...ected correctly in accordance with a color Is the temperature sensor connected correctly without separation Does the both terminal of sensor satisfy the resistance value in accordance with temperature Refer to the R T TABLE Is the resistance value of sensor connection pull_up 18 2K Reconnect the sensor connector Change the position of sensor Exchange the sensor Exchange the PCB Exchange the PCB No...

Page 84: ...e value in accordance with temperature 4 Is the resistance value of sensor connection pull_up correct 2 Troubleshooting procedure Isn t the Fan locked Is the connector connected correctly Is the color of Fan wire matched correctly Remove the Fan lock Connect the connector Exchange the Fan Exchange the PCB Normal operation Exit Yes Yes Yes No No No No Troubleshooting ...

Page 85: ...for DC Link assembled in accordance the specification 3 Are R112 R113 R114 470 Kohm 4 Is R115 14 3Kohm 2 Troubleshooting procedure Is the voltage of indoor unit terminal block 1 2 correct after power supply Is the capacitor C101 C102 C103 for DC Link assembled in accordance the specification Apply the troubleshooting for outdoor unit power supply error Connect the connector Exchange the PCB Normal...

Page 86: ...l Is the interphase resistance value of compressor u v v w w u normal Is the compressor body and interphase resistance insulated Is the condition of indoor outdoor temperature normal load Is the position of temperature sensor and the sensing value normal Is the connection cable for the compressor and power terminal normal Exchange the PCB Terminate the service Exchange the PCB Exchange the Compres...

Page 87: ...unication cable wiring error 2 Troubleshooting procedure Yes Restart after power off Is the communication error occurred again Isn t the power cable and communication cable wiring error Exchange the outdoor unit PCB Terminate the service Correct the wrong wiring Is the connection of communication cable normal Correct the connection of communication cable Yes Yes No No No Troubleshooting ...

Page 88: ... Restart after power off Is the restart error occurred again Is the interphase resistance value of compressor u v v w w u normal Is the connection cable for the compressor and power terminal normal Exchange the PCB Terminate the service Exchange the compressor Is the compressor body and interphase resistance insulated Exchange the compressor Correct the cable connection Yes Yes Yes No No No No Tro...

Page 89: ...s Restart after power off Is the lock error occurred again Is the interphase resistance value of compressor u v v w w u normal Is the connection cable for the compressor and power terminal normal Exchange the PCB Terminate the service Exchange the compressor Is the compressor body and interphase resistance insulated Exchange the compressor Correct the cable connection Yes Yes Yes No No No No Troub...

Page 90: ...bleshooting procedure Yes Terminate the service Exchange the PCB Exchange the PCB Exchange the PCB Yes Yes Yes No No Yes Terminate the service No Yes Yes Yes Restart after power off Is the DC Link voltage error occurred again Is the front and back terminal voltage of indoor outdoor power relay normal Is the resistance for the detection of DC Link voltage normal Exchange the reactor Is the appearan...

Page 91: ...12 18 Samsung Electronics 12 2 16 The others 1 Capacity miss match Check again the indoor unit option code Troubleshooting ...

Page 92: ...play PCB part LED lamps Switch Remocon module 1 INDOOR EMI PCB part Line filter Noise Capacitor and Varistor 3 The PCB is composed of the 3 part in the outdoor unit 1 EMI PCB part Line filter for electrical noise Varistors for surge and Fuses 1 MAIN PCB part Refrigeration cycle controller with MICOM 1 INVERTER PCB part Compressor driving inverter and BLDC fan controller 12 3 3 Indoor Detailed Insp...

Page 93: ... the input of IC19 8V and the output 5V 4 Recheck after disassembling BLDC FAN Wire Inner short of outdoor PCB Wrong assembly of outdoor PCB BLDC FAN Error 4 Check the condition of indoor outdoor connec tion cable 1 Is the green LED light on once per second 2 Is the indoor outdoor connection able connected in order 3 Is the grounding wire connected to the both of indoor outdoor unit 4 Is the volta...

Page 94: ... 0Ω Open or Short Room Fan Motor Measure the resistance between terminals of the connector CN73 with a tester Normal At the normal temperature 10 C 30 C Abnormal 0Ω Open or Short Stepping Motor Measure the resistance between the red wire and each terminal wire with a tester Normal About 300Ω at the normal temperature 20 C 30 C Abnormal 0Ω Open or Short Compare terminal Resistance Remark Yellow Red...

Page 95: ...Samsung Electronics 13 Block Diagram 13 1 Indoor Unit 13 1 ...

Page 96: ...R DISCHARGE TEMPERATURE SENSOR CONDENSOR TEMPERATURE SENSOR 4 WAY VALVE EEV FAN AC INPUT COMPRESSOR INDOOR UNIT AC ZERO CROSSING SIGNAL COMPRESSOR ZERO CROSSING SIGNAL BLDC FAN PULSE SIGNAL IPM FAULT SIGNAL DC VOLTAGE AC CURRENT FAN CONTROL SIGNAL EEV CONTROL SIGNAL 4 WAY CONTROL SIGNAL PFC CONTROL SIGNAL COMPRESSOR CONTROL 6P BLDC LED CONTROL SIGNAL INDOOR COMMUNICATION SIGNAL PFC CIRCUIT DC5V DC...

Page 97: ...H H P Heater E C O Heater G C O Hydronic N Capacity BTU kwx10 9K 26 12K 35 14K 40 18K 52 21K 60 24K 70 28K 82 32K 94 36K 105 44K 128 48K 140 60K 175 72K 210 80K 230 96K 280 Power Supply Normal N H 115V 60Hz A 220V 60Hz B TB 208 230V 60Hz C 200 220V 50Hz D 220 240V 50Hz E TE 220V 60Hz 3Φ F TF 380 415V 50Hz 3Φ G TG 127V 50Hz H 220 240V 50 60Hz 1Φ M 380V 60Hz 3Φ H Inverter 1Φ V Inverter 3Φ W Refriger...

Page 98: ...Samsung Electronics 14 2 Pressure Graph UH052EAS 14 2 UH070EAS ...

Page 99: ...197 0 73756 4 1868 1 3 6 14 286 0 0056146 0 42693 3 088 1 163 0 27778 1 3 9683 0 0015596 0 11859 0 85778 0 29307 0 06999 0 252 1 3 9302x10 4 0 029885 0 21616 745 7 178 11 641 19 2 544 4 1 76 04 550 9 8067 2 3423 8 4322 33 462 0 013151 1 7 233 1 3558 0 32383 1 1658 4 6262 0 0018182 0 13826 1 14 3 Samsung Electronics ...

Page 100: ...r 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 for the water to be drained well Q Water drips at the drain connection service valve of the outdoor unit A When a glass bottle is taken out of the refrigerator moisture gets condensed on its surface due to the temperature differences The same principl...

Page 101: ...enerally when there are pet animals in the house Their smells stay at the same place But when the air conditioner is turned on the air gets circulated resulting in the circulation of the smells So find and root out the problem or refresh the room frequently Q It sends out bad smells A When the air filter is filthy it could send out bad smells So clean the filter and ventilate the room with the win...

Page 102: ...e iron case with the outdoor unit in it outside the apartment Also it is illegal obstructing passers by with the outdoor unit installed outside Q What can be done to install the outdoor unit facing the road because it is a commercial building A The following is an excerpt from Building Code going into effect from JUNE 1st 2005 The exhaust pipe of a cooling or ventilation facility installed in a bu...

Page 103: ... you must clean it every 2 weeks to remove the dust accumulated on the air filter 1 Bend air filter wire and push upward 2 Pull out the air filter two ways like pictures 3 Remove all dust on air filter with a vacuum cleaner 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 filt...

Page 104: ...urface 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 or other test liquids on the pipe surface for the leak test Drain Hose Connecting Install the drain hose downward to drain water naturally Be sure to pour water into the hose to check if it drains well Testing Drain...

Page 105: ...he valve of the low pressure side of manifold gauge clockwise Remove the hose of 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 hose of low pressure side of manifold gauge to the packed valve having a service port as shown at the figure 5 Set valve co...

Page 106: ...o avoid foreign material entering Make sure you do not bend the connection pipes in the middle and store together with the cables Move the indoor and outdoor units to a new location Remove the mounting plate for the indoor unit and move it to a new location 14 7 2 Pump down Procedure Pump down will be carried out when an evaporator is replaced or when the unit is relocated in another area 3 Set th...

Page 107: ...ronics Co Ltd Dec 2007 Printed in Korea Code No DB98 29008A 1 GSPN Global Service Partner Network Area Web Site North America http service samsungportal com Latin America http latin samsungportal com CIS http cis samsungportal com Europe http europe samsungportal com China http china samsungportal com Asia http asia samsungportal com Mideast Africa http mea samsungportal com ...

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