Daewoo C-UD121DCEPB Service Manual Download Page 1

Page: 1 / 74

Service Manual

Drum Washing Machine

Model: C-UD121DCEPB

Apr. 2008

Caution

: In this Manual, some parts can be changed for improving,

their performance without notice in the parts list. So, if you
need the latest parts information, please refer to PPL(Parts
Price List) in Service Information Center (http://svc.dwe.co.kr).

S/M No. : CUD121DC01

Summary of Contents for C-UD121DCEPB

Page 1: ...8 Caution In this Manual some parts can be changed for improving their performance without notice in the parts list So if you need the latest parts information please refer to PPL Parts Price List in Service Information Center http svc dwe co kr S M No CUD121DC01 ...

Page 2: ...MECHANISM DIAGRAM 6 4 EACH PART OF DRUM WASHING MACHINE 8 5 PARTS LIST BY ASS Y 10 6 CONTROL PART FUNCTION SPECIFICATION 25 7 ELECTRONIC FIELD PARTS LIST AND SPECIFICATION 48 8 WIRING DIAGRAM 75 9 TROUBLE SHOOTING REGARDING DRAIN 76 10 INSTALLATION 77 11 ATTENTION POINT WITH SERVICING 79 ...

Page 3: ...tarDrum UsingStarDrumisabletohigherWashing PerformanceandMinimaldamageoflaundry water consumption ᶈThebiggestcapacitywithcompactsize 12KgCapacityenabletowashbiggerlaundry ᶈSumultaneoussupplyofcoldandhotwater Ascoldandhotwaterissuppliedatthesametime heatingtimeandenergyissaved ᶈLuxuryAudioDial UsingtheadvancedAudioDialisluxurydesignof exterior ᶈTheWorld sFirstShoesCourseEnabletowash shoes ᶈDDinvert...

Page 4: ... drive type of direct connection between drum and motor Rotation by powerful high performance BLDC motor Pump drainage type for built in installation and Natural drainage 3 Power System p d n d lifter bldc laundry laundry ...

Page 5: ...ῢ Rinsing Rinsing cleanly washes out detergent and dirt removed from the laundry after washing cycle ΰ Spin drying Weak standard and strong spin cycle can be selected according to types of fabrics to be washed spin wringing is carried out by rotation the centrifugal force of drum according to the designated speed ῤ Drainage Pump Drainage Powerful pump for built in installation and application of f...

Page 6: ... S Q R DIMENSION WxDxH 630mm W x 792mm D x 976mm H MACHINE WEIGHT 82 kg WATER CONSUMPTION WASH 91 DRY 51 WASHING CONSUMPTION 31 POWER SOURCE 230V 50Hz 110V 60Hz 127V 60Hz POWER WASHING 200W Heating 2000W CONSUMPTION DRY 1200W 2100W WASHING 12 kg CAPACITY SPIN 12 kg DRY 7 kg WASHING TYPE DRUM TYPE DRY TYPE Digital condensing dry system OPERATION WATER PRESSURE 29kPa 784kPa 0 3kgf cm2 8kgf cm2 ...

Page 7: ...30mm W x 792mm D x 976mm H MACHINE WEIGHT 82 kg WATER CONSUMPTION WASH 91 DRY 51 WASHING CONSUMPTION 31 POWER SOURCE 230V 50Hz 110V 60Hz 127V 60Hz POWER WASHING 200W Heating 2000W CONSUMPTION DRY 1200W 2100W WASHING 12 kg CAPACITY SPIN 12 kg DRY 7 kg WASHING TYPE DRUM TYPE DRY TYPE Digital condensing dry system OPERATION WATER PRESSURE 29kPa 784kPa 0 3kgf cm2 8kgf cm2 ...

Page 8: ...tainer Thermister Door Door Switch Drainage Pump Washing Heater 5 DOOR Door lock S W Lock hinge Door AS Glass Gasket 6 DRY PARTS HEATERDRY OPTION BLOWERFAN FANMOTOR BLDC THERMISTOR THERMOSTAT FUSE BI METAL CONDENSING SYSTEM DRY FAN DRIVE GENERATION OF HEATER S HEAT TEMP SENSOR 110 COff100 COn OPTION 7 DRAINAGE PART Drainage pump Valve housing Hose ...

Page 9: ...ter 8 SUPPORTER DAMPER AS Front 2 70 Rear 2 110N Spring 2 3 HEATING PART Water Heater 1000W 2000W Washing temperature sensor 2 DRIVING PART BLDC motor Drum Bearing Spider shaft Tub Weight balancer 1 CONTROL PART Main PCB Front PCB Harness Noise filter Power Cord 15A ...

Page 10: ...8 4 EACHPARTOFDRUMWASHINGMACHINE QN panel f assy UN main pcb as VN duct b as XN tub assy WN base u as TN cabinet f assy SN door as ...

Page 11: ...9 RN inlet box as assy 7 4 3 2 1 5 6 J J t tu ub b a as ss sy y QI bldc rotor RI bldc stator SI shaft TI bearing UI spider VI drum WI tub ...

Page 12: ...ABS 1 A07 BUTTONDIALIN 3616637300 ABS 1 A08 BUTTONDIALOUT 3616637500 Transparency 1 A09 BUTTONSTART 3616637600 ABS 1 A10 BUTTONRES 3616637200 ABS 1 A11 BUTTONFUNCTION 3616637700 ABS 1 A12 WINDOWDISPLAY 3615505600 TransparencyABS 1 A13 CASEHANDLE 3611146800 ABS 1 A14 HANDLECAP 3612611300 ABS 1 A15 SPRINGCASEHANDLE 3615116000 SUS304 D 0 6 1 A16 CASEPCBF 3611146700 HIPS 1 A17 HOLDERLED 3613054000 ABS...

Page 13: ...IALOUTER 3613406500 ABS 1 A06 BUTTONSTART 3616638600 ABS 1 A07 BUTTONRES 3616638700 ABS 1 A08 BUTTONFUNCTION 3616638400 ABS 1 A09 WINDOWDISPLAY 3615506500 ABS 1 A10 CASEHANDLE 36111T1400 ABS 1 A11 CASEPCBF 36111T1300 HIPS 1 A12 HOLDERLEDFUNCTION 3613055000 ABS 1 A13 HOLDERLEDCOURSE 3613054900 ABS 2 A14 PCBAS DWD T123RFRONTPCB 1 A15 PROTECTORPCB 3618304800 SECC0 6T DWD T110R 1 ῢ ῢ t tQ QR RS SG G ...

Page 14: ...200 ID 60 WIRE GUIDE BOLT NUT 2 B10 HOSEWATERSUPPLY 3613270900 EPDMID9 5OD14 5 L 320mm 1 Combo EPDMID9 5OD14 5 L 370mm 1 Wash B11 HOSEWATERSUPPLY 3613270900 EPDMID9 5OD14 5 L 355mm 1 B12 HOSEWATERSUPPLY 3613270900 EPDMID9 5OD14 5 L 170x2 2 B13 HOSEWATERSUPPLY 3613270900 EPDMID9 5OD14 5 L 460mm 1 B14 PIPEJOINT HOSEINLET 3614413300 PP 1 B15 HOSEWATERSUPPLY 3613270930 EPDMID8 5OD12 5 L 530mm 1 B16 CL...

Page 15: ...13 3 CABINET F ASSY ...

Page 16: ...DOOR 3610916500 POM 4 C05 FRAMEDOORO 3612209900 ABS CR 1 C06 HANDLECOVER 3612611500 ABS 1 C07 HOOKDOOR 3613100900 ZNDC 1 C08 SPRINGHOOK 3615115400 SUS304 1 C09 HOOKSHAFT 3613101000 SUS D 3 0 1 C10 SWITCHDOORLOCK 3619047210 DL S1125V16A 1 C11 FRAMEDOORI 3612209800 PP 1 C12 PROTECTORGLASS 3618304300 PC 1 C13 STOPPERDOOR 3615202400 ABS 1 C14 DOORGLASS 361A110600 GLASS 1 ...

Page 17: ...15 4 CABINET ASSY ...

Page 18: ...BINET 1 D06 STOPPERSPRING 3615202200 POM DWD 100DR 2 D07 FIXTUREPLATE 3612008000 POM 130RP 8 D08 FRAMEUPPER 3612209500 SBHG 1 2t 1 D09 FRAMELOWER 3612204200 SBHG 1 2t 1 D10 HANDLECABINET 3612608100 PP DWD 100DR 4 D11 FRAMECOVER 3612209600 SBHG 1 2t 1 D12 VALVEINLET 3615414800 HOT 220 240 1 D13 VALVEINLET 3615415050 220 240V 3WAY RINSEGUIDE PP BRACKET 1 3615414900 220 240V 2WAY PP BRACKET D14 CASEP...

Page 19: ...17 5 BASE U AS ...

Page 20: ...4 E04 SPECIALBOLT 3616029000 10X1 25 51MM 4 E05 FOOT 3612100600 BUTYL DWD 100DR 4 E06 REACTOR 52G043J002 DWD 100DR 4A 1 E07 DAMPERFRICTION 361A700150 110NAKSST 170 260DL 197 5LOWNOISE 2 E08 DAMPERFRICTION 361A700110 70NAKSST 170 260DL 197 5LOWNOISE 2 E09 DAMPERPIN 361A700200 AKSD 14 5 4 E10 EMIFILTER K19B 3611909300 DWLF K19 B110 X0 47U Y1000P VAR471K NONFUSE 1 ...

Page 21: ...19 6 TUB ASSY ...

Page 22: ... L 1810 1 F13 AIRTRAPAS 3610AAR120 DWD T120R 1 F14 SPRINGSUSPENSION 3615115800 DWD T120R 2 F15 UNITBUBBLEPUMP 3612802410 230V 1 36189L4G00 100V 130V 1 F16 HOSEAIR 3613266300 EPDM 1 F17 TUBREAR 3618829700 FRPP DWD T120R 1 F18 BEARINGHOUSING 3616304600 ALDC 1 F19 BEARINGINNER 3616303100 6206Z 1 F20 BEARINGOUTER 3616303200 6205Z 1 F21 UNITSTATORBLDC 36189L4800 36SLOT 1 F22 UNITROTORBLDC 36189L4900 MA...

Page 23: ...21 7 DUCT B AS DUCT PIPE AS ...

Page 24: ... PACKINGTHERMOSTAT 3614009900 SILICON 1 G12 SWITCHTHERMOSTAT 3619046500 ON120ᴱOFF150ᴱ230V 1 G13 HEATERDRY 3612801400 230V 2100W 1 3612802100 120V 1200W 1 3612801300 110V 1200W 1 G14 THERMISTORDRY 361AAAAC30 R40 26 065ὶ R90 4 4278ὶ 1 G15 PACKINGRUBBER 3614009800 SILICON 1 G16 CUSHIONDRY 3611570500 NBR 20x20x3T 2 G17 GASKETSEALA 3612324200 EPDMFOAM DIA 5 L 1335 1 G18 GASKETSEALB 3612320810 EPDMFOAM ...

Page 25: ...23 8 PLATE TOP ASSY No PARTSNAME CODE SPECIFICATIONS Q TY REMARK H01 PLATETOP 3614539900 SECC1 2T 1 H02 LABELCAUTION 3613553830 PVC SILK 1 H03 LABELINSTALL 3613555700 ART OPP WATERVALVESTICKER 1 ...

Page 26: ...RU RP QU d Q b s R m N s S w s R r Q S d Q b s R m N s S w s R r R S d Q b s R m N s S w s R r S S d Q b s R W m s U S c VP e QP r r t t d d QZTR QZTW QZUY RZRV RZSV note p p r r e eN N w w a a s s h h w a s h i n g r i n s e s p i n end n n h s w w QN i h s c L p d N RN d s t r n c N SN i c n c TPᴱLh t i W N N TN a w t L w t N UN i n c L L Q RW SR WU XU ...

Page 27: ... Q b s Q m N s S w s R r R S d Q b s R m N s S w s R r S S d Q b s R W m s U S c VP d QPP SP c U e QP c SP c VP e QP r r t t d d TY SR QZQQ QZTW QZUQ SU note w a s h i n g r i n s e s p i n d r y end QN i d d c L d d N RN c c N SN i s c c G d TN s s G s s QU X r Q w QP d d q SP b b s s s s t c a a w w ...

Page 28: ... QU d Q b s R m N s S w s R r Q S d Q b s R m N s S w s R r R S d Q b s R m N s S w s R r S S d Q b s R m N s S w s R r T S d Q b s R W m s U S c c VP e QP r r t t d d QZTW QZUP RZPP RZSR RZQP RZQP QZTW note s t e a m w a s h i n g r i n s e s p i n end QN m M N RN b s w RU SN T b c e Ms n n s s s s s s b c s s w w m K a ...

Page 29: ...c w l heating t w t t w t SPᴱ s RP RU TU m RU RU UP n TPᴱ s RP HKWI TP VW m RU HKWI TP WR VPᴱ s SP RU UU m TU RU WP s WU RU QPP m XU RU QQP SPLTPᴱ s RU RU UP m RU RU UP s w VPᴱ s SP RU UU m SP RU UU YPᴱ s UP RU WU m UP RU WU h s B SPLTPᴱ m SP RU UU VPᴱ m UP RU WU s x QU QU s x X X m x RU RU s RP RP TP SPLTPᴱ m RU RU UP b c VPᴱ m SP RU UU YPᴱ m UP RU WU x x x x h x QP QP w d q SP b s a w t c ...

Page 30: ...ᴱ c w s UOQP UOQP UOQP UOQP UOQP UOQP UOQP UOQP x UOQP UOQP UOQP UOQP UOQP UOQP UOQP h QPOQP QPOQP QPOQU QPOQP QPOQP QPOQU QXOW QXOW x x QPOQP QPOQP QPOQP QPOQP QPOQU x m w QXOV QPOQP WOQU QPOQP QPOQP WOQU QPOU QPOW ROQU QXOV QPOW QPOW QPOQP QPOQP WOQU QPOSP s QUOQXP QUOQXP QUOQXP QUOQXP QUOQXP QUOQXP QUOQXP QUOQXP x x x QUOQXP QUOQXP QUOQXP QUOQXP x c c QPOU QPOU QPOU QPOU QPOU QPOU QPOU QPOU x Q...

Page 31: ... L N ῢ i s c L bMs N n w s w h s b c s d q SP b t c w t c c c c c c c c c c r t S S S S S S S S S S m N s S S S S S S S S S S m N s N N TU N N TU N N TU N N TU N N TU N N TU N N TU N N TU N N TU N N TU N N UOQP UOQP UOQP UOQP UOQP x x UOQP UOQP UOQP QPOU QPOU QPOU QPOU QPOU QPOU RORP QPOU QPOU QPOU motor o Ooff H I H I kh h RTP RRNYV a r m RRU RSNQX r w l w l ...

Page 32: ...N N s s s s QI d ῡ i d s N RI b s ῡ i u c L s rMs N ῢ bMs u u L SUP N N SI rHr I s ῡ f bMs s s r s N ῢ N N TI s s ῡ b s N R RM MT TN N e e QI c c ῡ c c N i SP L s s N ῢ w s G RI e ῡ a QP L endN ῢ i L N ΰ a end L N ...

Page 33: ...c s N ῢ t N d UPᴱ c s N ΰ c U N d HQ I d HQTT I coolingHU I e HQP I c c HSP I M n d c n w s w h s q SP d s max max max max max e a m N c c d cooling w f t h o Oo t HᴱI l QPOU QUOU QPOQP QPOUP QQP WPOVP l Hs I QPOU ROSP ROSP x SV WPOVP i QPOU QUOU QPOQP QPOUP VP QPUOYU n QPOU QUOU QPOQP QPOUP QUP QPUOYU s QPOU QUOU QPOQP QPOUP RPP QPUOYU ...

Page 34: ... ῡ c c d s SP N ῢ o m w f R RM MV VN N s s s s QI s ῡ w s Q NL R L s s N RI s h ῡ i N L N ῢ s h t N SI s w ῡ t N ῢ s w t TI f s w s ῡ s N ῢ w s Q N UI f s w ῡ i G N m w ῢ RU N VI m w ῡ s c e n s t WPᴱ WUᴱ YPᴱ t QU QU RP c e n s s t W QP QU RU h o Oo WPᴱOWUᴱ WUᴱOXPᴱ YPᴱOYUᴱ YPᴱOYUᴱ ...

Page 35: ...ing during balance spin ῡ Spreading the laundry Rotating the same 45 rpm with left and right direction alternatively ῢ Unbalance checking point first step sheck the U B at 95 rpm 160 rpm second step check the U B at 95 rpm 350 rpm Third step at 300 rpm If the unbalance data is over the criterion This process will be repeated ΰ After drain check the unbalance data again This is so called balance sp...

Page 36: ...y during washing press the door unlock button ῢ Door open sequence at abnormal condition 3 4 Child Lock ῡ Press the Spin and Condensing Dry button simultaneously during processing ῢ Under the Child Lock function only power button is working ΰ During Child Lock function CHL will be displayed on 18 88 ῤ In order to unlock Child Lock mode press Spin and Condensing Dry simultaneously 3 5 The sequence ...

Page 37: ...35 no no yes yes Start Hold Door unlock button 2sec ON DISPLAY LOCK OFF Door Open Cold water supply Drainage Water level is less than safety level Temperature is less than 50ᴱ ...

Page 38: ...S WOpen 2 Moredetails 1Whenturnon LOCK signal allprocessisconductingnormaly 2Whenworkingstarts thePCBdisplaysallthesensorconditions 3Inthiscase BLDCMotorisnottested Inordertotestit selectspinorrinse 5 2 Continoustestingmode 1 Process afterpressing WASH RINSE SPIN buttonsimultaniously press POWER button ALLLEDOn SPINbutton ALLLEDoff L C LockClose r Motorright L MotorLeft F FanMotor H HotV V C ColdV...

Page 39: ...ed off and OE blinks in 18 88 display 3 Error buzzer alarm is sounded for 10 seconds per every 10 minutes 4 Error display is cleared when turning off on power 6 3 UE Unbalance Error 1 Conditions of Occurrence ῡ In case main spin drying is not reached within 20 cycles of balance spin drying ῢ In case balance spin drying fails during interim spin drying UE occurs as the cycle moves to the next proce...

Page 40: ...line test mode 2 Water supply motor is kept on until water level falls below reset 3 All LEDs are turned off and E1 blinks in 18 88 display 4 Error buzzer alarm is sounded for 10 seconds per every 10 minutes 5 Error display is cleared when turning off on power 6 6 E2 Overflow error 1 Conditions of Occurrence ῡ In case water level in water tank is above overflow level due to continuous operation of...

Page 41: ...for 10 seconds per every 10 minutes 4 Error display is cleared when turning off on power 6 8 E9 Abnormalities in water level sensor 1 Conditions of Occurrence ῡ In case water level frequency is of 15KHz or lower and 30KHz or higher during cycle due to abnormalities in water level sensor etc 2 All LEDs are turned off and E9 blinks in 18 88 display 3 Error buzzer alarm is sounded for 10 seconds per ...

Page 42: ...dow ΰ Error buzzer alarm is sounded for 10 seconds per every 10 minutes ῤ Error display is cleared when turning off on power 4 E8 Initial Operation Fail Error ῡ In case input signal of Hall IC is abnormal due to problems in motor connection etc ῢ Motor operation is stopped and E8 is shown in display window ΰ Error buzzer alarm is sounded for 10 seconds per every 10 minutes ῤ Error display is clear...

Page 43: ...erature is higher than 42ᴱ If temperature does not increase by1ᴱ or more ῢ If temperature falls below standard temperature by 2ᴱ or more due to re supply of water etc standard temperature is reset as the current temperature and error check time of15 minutes is reset ΰ Error buzzer alarm is sounded for 10 seconds per every 10 minutes ῤ Error display is cleared when turning off on power 5 H8 Error W...

Page 44: ...PPPw QQPv SVQRXPRTSP QPPPw RSPv SVQRXPQTPP RQPPw QP heater dry QRPv SVQRXPRQPP QRPPw QQPv SVQRXPQSPP QRPPw QQ switch thermostat QPPMRUPv SVQYPTVUPP onQRPᴱ offQUPᴱ RSPv QUa vde unit stator bldc RXt SVQXYlTXPP ẵRVUxRXhLSVslotLRsnesorLSRUTdPRPPP QR SVQXYlTXSP ẵRVUxRXhLSVslotLRsnesorLSRUTdPRPPPL RXt al coil unit rotor bldc RXt SVQXYlTYPP magnetRTLserrationLwrQRSXfPPQ QS thermistor wash a SVQaaaabQP rR...

Page 45: ... RSPv QSPήL ptc heater ᵅ ᵅ ᵅ ᵅ ᵅ ᵅ ᵅ ntMQPSnaHUxvIfQUPMQRPL ᴦUᴱ ᵅ ᵅ v SQPvdcLv UvLRsensor RXt al coil statorZclass bLSVslot tRXL air gap Q L rotor Zổ RVU RXhL m RT output wash QTUwL torque SPPk N H TUrpmIL ᵅ ᵅ ᵅ chip kcdRVShSYYfL bRUOXU SYYRkᴦREL lOw ulQPPW awgRT l TUPL mgVRQQVTHketI ᵅ S bldcLmagnetXLv RTvHW RXvI v UvL ᵅ ᵅ e ᵅ ᵅ damperHWPnI se ᵅ ᵅ damperHQQPnI ᵅ ᵅ M fuse ᵅ ᵅ M spec c c w ...

Page 46: ... yellow V blue W white GNC black GND1 black Vdd1 purple L F white GND2 gray Vdd2 pink Ha yellow T2 orange T1 brown COLD green PRE orange DRY yellow L CHCK blue HOT brown D M black B B white red red red brown 3 P CORD blue 4 W HEATER blue RELAY W blue V purple U pink wfPUZ reactor 1 PCB PIN ...

Page 47: ...ncebetweenwatersupplyvalveterminalsis within4320 5280ή Removewatersupplyhoseandcheckforforeignsubstancesin filter Visuallycheckconnectorconnectionstatus Checkifresistancebetweenwatersupplyvalveterminalsis within4320 5280ή Wiringshort Conductiontest Refertowaterlevelsensordefectcheckmethod Checkforblockingofholesinpressurehose Floaterrestraint loosening S Wnotworking Checkforleakagethroughthesideso...

Page 48: ...sure 0 2kgf cm or less Blocking of water supply valve filter by foreign substances Defect in cold hot water valve Defect in connection of water supply terminal not connected Defect in pressure switch Defect in PCB Defect in water supply valve Leakage in air hose air leakage from pressure switch hose Air trip blocked damaged Defect in pressure switch Defect in drainage valve Continuous water supply...

Page 49: ...remove elements of connection defect Try reconnection or remove elements of connection defect Replace water supply valve Connect terminal of pressure S W Connect terminal of PCB Replace pressure S W Completely insert connector housing Replace PCB Replace PCB Replace water supply valve Remove foreign substances Remove foreign substance Replace drive motor Inspection Spot Water supply valve Pressure...

Page 50: ...ecafterdrainage levelresetisreached 2 Heateroperationlevel Low Smallloadoflaundry thereforeconsideredtobe waterlevelof low Medium Largeloadoflaundry MediumHigh Waterlevelforrinsing Safety Dooropenpossible Dooropenedonlywhenwaterlevelisbelow safetylevel Continuous water supply E9 Water valve normal Occurrenceinwaterlevel sensor 30kHzorhigher Defectinpressuresensor hose Blocking of pressure sensor h...

Page 51: ...Gray 3611340430 LP 31 SJT 2 3m 2 Assembly 4 embossed parts in cabinet To prevent loosening after assembly SS 2 special screws LG Forced indentation CONNECTOR 1806 Housing 3P Used Using both ends only and not the hole in the middle materials highly resistant to flame To prevent fire caused by high current Before After ...

Page 52: ...49 5 DOOR LOCK SWITCH 1 DOOR LOCK S W part code description SVQYPTWRPP door lock dlMsQ RUPv ptcMsolenoid type ...

Page 53: ...nsert connector Insert terminal S W 2 or 3 terminal Replace door S W Door opens after drainage LE LE LE LE LE LE LE LE Normal sound generated during solenoid operation when sliding CAM is locked unlocked to close or open door PCB MICOM cannot open door in case of power failure or forced power S W off during operation Door can be opened in the max of 5min Prevention of door opening to prevent burn ...

Page 54: ...f Heater of Washing Machine Classification Parts name A DUCTCOVER B FANMOTOR C HEATERDRY D DUCTBLOWER E VALVEINLET DRY F THERMOSTAT G THERMISTOR H DUCTBUPPER I FANAS J FUSETEMPERATURE E C D B A I J F H G 1 Heater ...

Page 55: ...CT andcondensedinDUCTcontactingWATERSUPPLY condensedwater isextractedthroughDRAINHOUSING Dryfunctionisperformedbycontinuousrepetitionofevaporatingandcondensingcirculationasabove DRY DUCT T Thermistor CONTROL HEATER S TEMPERATURE HEATER FANMOTOR CONDENSING DUCT DRUM DRAIN HOUSING ٦ʭ é ॴݘܖ ĸÅ ّٝ ĸÅ drum ǷҜ٦ʭ Å T WATER SUPPLY INSIDETEMPERATURE OF DRUM TIME DRYINGPROCESS ZONE TEMP PREHEATING ZONE ...

Page 56: ...On 70 C Off Drying Time is 110min according to Load Sensing Data IRON Heater control temperature is 95 C On 105 C Off with good condition for ironing Drying Time is 60min according to Load Sensing Data Cupboard Heater control temperature is 95 C On 105 C Off drying time is 150 min STRONG Heater control temperature is 95 C On 105 C Off drying time is 200 min SELECTING TIME Heater control temperatur...

Page 57: ...ingtheairtemperature FAILUREMODE Theaircannotbeheatedeventhoughwaterissupplied H1 shotorcut off H3 airtemp isreachedover150 C CHECKINGMETHOD Checktheresistanceofthermistor replacewithnewone FUSETEMPERATURE function protectingfromthefirehazardoroverheating ifthetemp risesover128 C powersupplywillbecut off Pictures FAILUREMODE Dryisnotperformed CHECKINGMETHOD Checkiffuseisshort andreplacewithnewone ...

Page 58: ...C andreoperatingheater byconnectingheaterpowersupplyifthetemperaturefallsunder120 C OPERATINGTEMPERATURE PICTURE UNITFANMOTOR function circulatingtheinsideairduringdryprocess SPEC PICTURE FAILUREMODE E3shown FANMOTORcannotwork CHECKINGMETHOD ChecktheFANMOTORisshort andreplacewithnewone OPENTEMPERATURE OFF 150 C 5 C CLOSETEMPERATURE ON 120 C 5 C ITEMS SPEC RATING VOLTAGE 24V RPM MOTOR 3700 10 DUCT ...

Page 59: ...donebeforethedryhadstarted Situation PCBshows H1 or H3 cause Thermistorisbroken Thermistorisshortorcut off countermeasures replacetheThermistor part name checking point checking results jurge repair method BELLOWS DUCT VALVE INLET Condensing HOSE clogging bellowsduct nowatersupply frominletvalve heaterwas overheated owingtopoorair circulation VALVEINLET connectorslipped out VALVEINLET broken ill c...

Page 60: ...heater replacetheFusetemp checking point part name checking results repaire method HEATER SENSORTEMP FUSETEMP dryHeaterisshortorcut off Thermistorisshortorcut off FUSETEMPERATUREiscut off replacethe dryHeater replacethe Thermistor replacethe FUSE TEMPERATURE THERMISTOR HEATER DRY FUSE TEMPERATURE ...

Page 61: ...rfailure replace fanmotor 1DisassembleDuctCoverAsfromDuctBAs Screw4EA 2DisassembleFANASFromDuctCoverAs Fixedby8mmNUT 3DisassembletheFANMOTOR SCREW3EA parts Controltime MOTOR 15secOn 5secOff DRAINMOTOR Continousworking FANMOTOR Continousworking DRY HEATER 95 C On 105 C Off INLET VALVE 30sec On 5sec Off Remarks controltimesofeachpartsduringdryprocess DUCTCOVERAS FixedBy8mmNUT ...

Page 62: ...VY QVNWWR QWNTWU UW SNTWS SNUYV SNWRP YX PNYWQ QNPPU QNPSX MRR QPSNVVU QPYNPSY QQTNTQS QX QUNTPR QVNPWR QVNWTS UX SNSUU SNTWT SNUYS YY PNYTT PNYWW QNPQP MRQ YXNSXW QPSNTVW QPXNUTW QY QTNWVW QUNTPW QVNPTV UY SNRTS SNSUW SNTWQ QPP PNYQX PNYUP PNYXR MRP YSNTQV YXNRRP QPSNPRT RP QTNQVR QTNWWS QUNSXS VP SNQSS SNRTS SNSUS QPQ PNXYS PNYRT PNYUU MQY XXNVPS YSNQTQ YWNVWY RQ QSNUWV QTNQUX QTNWTQ VQ SNPRY SN...

Page 63: ...T VRNTY WX VNQRU VNUSV VNYUW QST QNRRU QNSQS QNTPT RS TXNSQ USNWW UYNWP WY UNYSQ VNSRU VNWRY QSU QNQYT QNRXQ QNSWP RT TVNRU UQNTS UWNPU XP UNWTU VNQRS VNUPY QSV QNQVT QNRTY QNSSW RU TTNRX TYNRP UTNUS XQ UNUVU UNYRW VNRYW QSW QNQSU QNRQY QNSPU RV TRNTQ TWNPX URNQS XR UNSYR UNWSY VNPYS QSX QNQPW QNQXY QNRWT RW TPNVS TUNPW TYNXV XS UNRRU UNUUX UNXYW QSY QNPXP QNQVP QNRTT RX SXNYT TSNQU TWNVY XT UNPVT...

Page 64: ... QPPPw SVQRXPRTTP irca QRPv QRPPw SVQRXPRQPP irca QQPv QPPPw SVQRXPRTSP irca QQPv QRPPw SVQRXPQSPP Temp Fuse of Washing Heater 184 C CUT OFF TYPE Located inside heater to prevent fire etc caused by heating without water due to breakdown of water level sensor etc Cut off in app 1min in case of overheating heater temp of app 270 C Washing heater must be used under water ᵀ ᵀWash Heater ᵀ ᵀDay Heater ...

Page 65: ...heater Insert terminal Replace temp sensor Replace temp sensor H6 H6 H6 H2 H2 or H4 Check for short Check for short Normal if 23 3 25 7ohm between both terminals of washing heater Check for loosening Common for drum Measuring resistance between both terminals of sensor Measuring resistance between both terminals of sensor How to Replace Washing Heater and Temp Sensor 1 Dismantling Connector 2 Loos...

Page 66: ...63 1 Structure of BLDC Motor 7 HEATER bldc motor 2 Power Transmission System of BLDC Motor ...

Page 67: ...es Core 36 slots Layer 30mm 390 W 10 during washing picked value During Washing 45RPM During Spin drying 1300RPM Torque 300Kgf cm washing 45rpm Current 1 5A washing 45rpm 2 5A spin drying 800rpm AC Input Terminal Washing 250Wo Spin drying 380Wo ø265x30H U blue V purple 13 8Ω at 75 C V purple W pink 13 8Ω at 75 C W pink U blue 13 8Ω at 75 C cf Motor resistance at ambient temp of 0 35 C 7 04 8 1Ω Ma...

Page 68: ...65 8 WIRINGDIAGRAM ...

Page 69: ...ethods Situation OE isshownonPCB Notfinishingdrainduring10min ThewaterlevelcannotreachtoRESETPOINTduring10minofdrain Checking Methods Check the hose drain O condition twisted or frozen Check the hose drain O condition blocked DRAIN MOTOR is broken Replacing methods replace HOSE DRAIN O clean the inside of Filter replace DRAIN MOTOR ...

Page 70: ...ture UP DOWN AS ῢAdjust Leg FIGURES special screw up fixture up fixture down foot fixture leg special screw down 2 INSTALLATION PROCESS 1RemovetheFIXTUREUP DOWNAS 2InsertCAPHOLDER 4EA afterremovingFIXTUREUP DOWNAS Removal Method Remarks Disassemble the FIXTURE UP DOWN AS by turning CCW direction Please keep FIXTURE UP DOWN AS for later use When fixing FIXTURE UP DOWN AS turn it CW direction CAPHOL...

Page 71: ...singLEGADJUSTAS Adjusting Method Remarks If turned CW the LEG ADJUST AS moves the washer upward If turned CCW the LEG ADJUST AS moves the washer downward 5Afteradjustinglevel fixSPECIALBOLT Adjusting Method Remarks Please fix the SPECIAL BOLT by rotating it CCW in order to prevent washer vibration ...

Page 72: ...ateristight littlegaponleft right Atfasteningthenutforfixingtheheaterwash keeptheprotrusionlength ofboltto10 12mm ifunder10mm watercanleak andifover12mm fixtureheatercan deform 7 Replacing ThermistorWash UnfastentheNutforfixingheater replacethethermistor and ThermistorWash fastenthenutforfixingheater 8 Assembling HingeDoor AtfasteningscrewforfixingDoorAS becarefulsothatscratchingat HingeDoor there...

Page 73: ...S M NO DAEWOO ELECTRONICS CORP 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC PRINTED DATE Apr 2008 ...

Page 74: ...ision ɽ ʁ і О ր telZ WUWMYSTP faxZ WWTMQPSY Mϗɔ ۉع ߕۧ م ێ Է ڽ Մ६ܶՆ ڈ M VISION CREATIVE INC ܿĸ ǮʅО UÃ URV ʅ ڐ ɶӂ QVࠚ ABOUT THIS MANUAL ABOUT THIS MANUAL PXNPTNPWM ߘ ŔHWR I PXNPTNQVMRT L RU L RV L RW L RX L RY L SQ L VQ ր Ŕ X PXNPXNQQMT L U L W L QR L QT L QV L RP L RR L TR L VQ ր Ŕ QP PXNPXNQSMQU L QV ր Ŕ R ...

Search results

Summary of Contents for C-UD121DCEPB

Reviews:

Related manuals for C-UD121DCEPB

Brands by name

Popular brands

Daewoo C-UD121DCEPB, Service Manual

Search results

Summary of Contents for C-UD121DCEPB

Reviews:

Related manuals for C-UD121DCEPB

Brands by name

Popular brands