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DAEWOO ELECTRONICS DWD-E1211W Service Manual
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DAEWOO ELECTRONICS DWD-E1211W Service Manual

DAEWOO ELECTRONICS DWD-E1211W Service Manual

Drum washing machine
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DRUM WASHING MACHINE
DWD-E1211W 10KG
Model : DWD-1211RT
DWD-1221RT
LAVADORA CARGA FRONTAL
DWD-1223RT
SIN SECADORA
WDE1211001
JUL. 2005

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Summary of Contents for DAEWOO ELECTRONICS DWD-E1211W

  • Page 1 WDE1211001 DRUM WASHING MACHINE DWD-E1211W 10KG Model : DWD-1211RT DWD-1221RT LAVADORA CARGA FRONTAL DWD-1223RT SIN SECADORA JUL. 2005...

  • Page 2: Table Of Contents

    DRUM WASHING MACHINE SERVICE GUIDE 1. WHAT IS DRUM? ..................2 2. SPECIFICATION OF DRUM WASHING MACHINE ........6 3. VERIFICATION OF DRUM ASSY .............7 4. PARTS LIST FOR EACH ASSY ..............8 5. SEQUENCE CHART OF PCB..............20 6. SPECIFICATION OF ELECTRONIC PARTS ...........28 7.

  • Page 3: What Is Drum

    1. WHAT IS DRUM ? 1. WHAT IS DRUM WASHER? One of the famous washers in the globe which uses laundry falling energy. 2. Sales point of our washer The biggest capacity 12kg with compact size Envionmently friendly washer with NANO technology Sterilizing upto 99.9% No damage and entanglement but excellent washability 4way savings-noise, vibration, washing times, energy...
  • Page 4 3. THE DRIVE SYSTEM OF DRUM WASHING MACHINE WASH DRUM DRAIN LIFTER BLDC MOTOR DD CONTROL : DIRECT DRIVE TYPE BLDC MOTOR...
  • Page 5 4. DRIVE SYSTEM 3. INLET PARTS COLD : 3-WAY - COLD, PREWASH, DRY COLD : 2-WAY - COLD, PREWASH 6. DRY PARTS HEATER DRY : 1200W BLOWER FAN FAN MOTOR : BLDC THERMISTOR THERMOSTAT : FUSE, BI-METAL CONDENSING SYSTEM DRY FAN DRIVE ->...
  • Page 6 1. CONTROLLER MAIN PCB FRONT PCB HARNESS NOISE FILTER POWER CORD : 15A 2. DRIVE PARTS BLDC MOTOR DRUM BEARING SPIDER/SHAFT WEIGHT BALANCER 4. WASH HEATING WASH HEATER : 1000W THERMISTOR 30 FIXED TEMP. CONTROL 50 ,60 BOIL 8. SUPPORTER BASE DAMPER AS : 3(70N)
  • Page 7 5. FUNCTION 3. INLET PARTS 3-WAY INLET VALVE 2-WAY INLET VALVE INLET BOX 1. CONTROLLER FRONT PCB NOISE FILTER 5. DOOR AS MAIN PCB GLASS HINGE DOOR LOCK S/W GASKET 8. SUPPORTER 7. DRAIN BASE DRAIN MOTOR DAMPER AS : 3(70N) VALVE HOUSING SPRING : 4 HOSE...
  • Page 8 6. DRY : DUCT AS HEATER DRY FAN MOTOR BI-METAL S/W TEMP. SENSOR TEMP. FUSE LIFTER ROTOR BLDC MOTOR STATOR SHAFT BEARING DRIVE PARTS SPIDER 2. ROTATION DRUM WEIGHT BALANCER 4. WASH HEATING RAIN WASH HEATER THERMISTOR RAIN MOTOR ALVE HOUSING...
  • Page 9 2. DRUM WASHING SPECIFICATION OF MACHINE 1. PANEL TYPE 1 PARTS NAME FRAME DOOR O DOOR WINDOW DCD STICKER PANEL LOWER CABINET FRONT PANEL LOWER FRAME TOP F FRAME TOP R CABINET PLATE TOP CASE HANDLE HANDLE CAP BADGE WINDOW DISPLAY DECO.

  • Page 10: Verification Of Drum Assy

    3. VERIFICATION OF DRUM ASSY PLATE TOP ASS'Y : 7 EA INLETBOX ASS'Y PANEL F ASS'Y PANEL 1 :20EA PANEL 2: 17 EA CABINET F ASS'Y : 19 EA...
  • Page 11 CABINET AS : 10 EA DUCT B AS A + DUCT PIPE : 23 EA BASE U AS : 8 EA TUB AS : 29 EA...

  • Page 12: Parts List For Each Assy

    4. PARTS LIST FOR EACH ASSY 1. THE EXPLODED VIEW OF INLET BOX ASSEMBLY PARTS NAME PARTS CODE DESCRIPTION UNITS REMARK HANDLE CAP 3612608300 ABS, DWD-E1211** CASE HANDLE 3611139400 ABS, DWD-E1211** CASE DETERGENT 3611139500 CAP SOFTENER 3610916600 INLETBOX 3617505310 FRPP NOZZLE AS 3618103510 NOZZLE TOP + UNDER...
  • Page 13 2. THE EXPLODED VIEW OF PANEL F ASSEMBLY( TYPE 1, DWD-1211**) PARTS NAME PARTS CODE DESCRIPTION UNITS REMARK PANEL F 3614282200 HOLDER COURSE OUT 3613049000 HOLDER COURSE IN 3613048900 DECORATOR POWER 3611631000 BUTTON POWER IN 3616602800 BUTTON POWER OUT 3616602900 BUTTON DOOR LOCK 3616602600 DECORATOR FUNCTION...
  • Page 14 3. THE EXPLODED VIEW OF CABINET F ASSEMBLY...
  • Page 15 PARTS NAME PARTS CODE DESCRIPTION UNITS REMARK CABINET F 3610811000 SECD(EGI)2, 0.8t PLATE HINGE SUPPORT 3614531500 SGCC(GI), 1.6t 1 HINGE DOOR 3612902700 Zn-DC Zn Coating CAP HINGE DOOR 3610916500 SPECIAL BOLT 3616030700 FLANGE HEAD, 5X10 SPRING DOOR 3615113800 HSW3, D=1.0, N=7 CLAMP DOOR 3611204200 HSW3, D=1.4, L=1245mm...
  • Page 16 4. THE EXPLODED VIEW OF BASE U ASSEMBLY PARTS NAME PARTS CODE DESCRIPTION UNITS REMARK PCB AS PRPSSW1D04 DWD-E1211WT LINE FILTER AS 3611908000 BASE U 3610391900 TRANS SMPS (DWD) 5EM1028010 T2S-V24,600uH(1~3) SUPPORTER LEG 3615303600 PO+Coating, 3.0T FIXTURE LEG 3612006400 FOOT 3612100600 BUTYL SPECIAL BOLT...
  • Page 17 5. THE EXPLODED VIEW OF TUB ASSEMBLY...
  • Page 18 PARTS NAME PARTS CODE DESCRIPTION UNITS REMARK BALANCER WEIGHT AS (R) 3616106200 6.5KG PIPE JOINT 3614404900 CLAMP(HOSE PIPE) 3611204300 MFZN HOSE JOINT 3613266500 EPDM GASKET 3612320700 EPDM CLAMP GASKET AS 3611203600 WIRE SPRING SUSPENSION F 3615113500 YELLOW TUB FRONT 3618820400 PP+GF, FH7303GM FIXTURE HEATER 3612006700...
  • Page 19 7. THE EXPLODED VIEW OF CABINET ASSEMBLY PARTS NAME PARTS CODE DESCRIPTION UNITS REMARK NOZZLE DRY 3618103200 FRAME TOP R 3612204300 GI, 1.6T FRAME TOP L 3612204900 GI, 1.6T CABINET 3610810900 SGCC,0.8T,PAINTING COVER BACK 3611425500 0.4T, SGCC STOPPER SPRING 3615202200 FRAME COVER 3612205000 SGCC 1.2T...
  • Page 20 8. THE EXPLODED VIEW OF PLATE TOP ASSEMBLY PARTS NAME PARTS CODE DESCRIPTION UNITS REMARK FRAME PLATE F 3612204400 FRAME PLATE R 3612204500 PLATE TOP 3614531600 MFC 3244g PAD CUSHION 3614110500 SPONGE FIXTURE PLATE T 3612007100 STAPLE CAUTION STICKER 3613553800 ART+OPP SCREW TAPPING 7122401411...

  • Page 21: Sequence Chart Of Pcb

    5. SEQUENCE CHART OF PCB 1. SEQUENCE CHART Syntheti Heavy Whites Cotton ECO(省 省 電 電 ) (高 高 溫 溫 洗 洗 衣 衣 ) Stain (標 標 準 準 ) Proces Time 少 低 低 低 少 低 少...
  • Page 22 Wool Delicate Blanket Quick30 Drain Memory 毛 毛 衣 衣 高 高 級 級 衣 衣 物 物 快 快 洗 洗 槽 槽 洗 洗 淨 淨 記 記 憶 憶 Proces Time 少 少 低 低 中 ■ Soak 30min Water Supply...
  • Page 23 2. Main function of PCB program 2-1. LOAD SENSING 1) Deciding the water level Cotton, Whites, ECO course will be followed by this process. Check the water level with dry laundry at the starting wash. Check the water level by using motor output data during 20 sec, 65 rpm. 2) Balancer Spin Check after finishing washing step with wet laundry.
  • Page 24 2-3. DOOR S/W 1) The working principle of Door S/W Door Locking Bimetal on ( 3 sec) --> solenoid (supply 20msec pulse 2 times) Door Unlocking Bimetal off --> solenoid (supply 20msec pulse, until unlock) After door locking, all parts can work normally. After pressing power button, if the temperature of wash thermistor is over 50℃...
  • Page 25 2) DOOR OPEN SYSTEM If add the laundry during washing, press the door unlock button. Door open sequence at abnormal condition. start / hold door unlock button, 2sec.ON water level is drain less than safety level? fan motor on/ Temperature is cold water supply less than 50℃? Display <LOCK>...
  • Page 26 2-4. Child Lock Press the TEMP and DRY button simultaneously during processing. Under the Child Lock function, only power button is working. During Child Lock function, CHL will be displayed on PCB. In orden to unlock Child Lock mode, press "TEMP" and "DRY" simultaneously. 2-5.
  • Page 27 3. Convenience service functions(test mode) 1. Testing Mode PCB and other electronic parts will be tested without water supply whether they are normal or not. 1) Process : press power button --> press "SPIN" button 3 times with pressing "WASH" button --> 'L d' will be shown on LED -- >...
  • Page 28 4. ERROR DISPLAY ERROR ERROR CAUSE COUNTERPLAN SINGAL inlet valve broken Change the Inlet-Valve WATER drain motor working during water supply Change the Drain Motor INLET ERROR pressure switch disorderChange the Sensor Pressure PCB can not check water level Change the PCB drain motor out of order Change the Drain Motor DRAIN...

  • Page 29: Specification Of Electronic Parts

    6. SPECIFICATION OF ELECTRONIC PART Model PART NAME Rating (V/Hz) PART CODE BOM DESCRIPTION TYPE WASH+DRY WASH ◎ 1 VALVE INLET (2-Way) 110-130/50-60 3615415800 100-130 2WAY PP/BRACKET DR12AS ◎ 2 VALVE INLET (3-Way) 110-130/50-60 3615415900 100-130 3WAY PP/BRACKET DR12AS 5V DRUM, DL-DW01 DL-DW01 3 SENSOR PRESSURE ◎...
  • Page 30 Material / Certi Specification TYPE Material Certi OPTION SPEC PRE-COLD, DR12AS SUS FILTER PRE-COLD-DRY DR12AS SUS FILTER DL-DW01 3P-PCB, DN-DD01 BRACKET Comply with PLUG-15A, 125V, CABLE:2. 0SQ VCTFK 2C LP-70 BSMI R31050 CNS3199, CNS10917 CABLE MARKING : R31050 VCTFK 300V 2C 2.00 - 2, CNS690 xxxx --LINETEK-- “LF”...
  • Page 31 1. VALVE INLET 1) CLASS DIVI PARTS BODY COIL FLUX(100~240V ) SION NAME COLOR SPEC resistance 0.2kgf㎠ 1.0kgf㎠ 3.0kgf㎠ 5.0kgf㎠ 8.0kgf㎠ PRE-WASH 4320~5280 2~5ℓ 7~12ℓ 8~13ℓ 8~13ℓ 8~13ℓ VALVE 3-WAY 3615415000 IVORY MAIN WASH 4320~5280 2~5ℓ 7~12ℓ 8~13ℓ 8~13ℓ 8~13ℓ VALVE VALVE DRY VALVE...
  • Page 32 2) TROUBLE SHOOTING TROUBLE SITUATION CAUSE CHECK POINT SOLUTION ERROR MODE WATER IS NO WATER closed water tap check the water tap opened Open the water tap "IE" SUPPLIED SUPPLY WITH coil short check the resistance 4320~5280 "IE" "WING" SOUND alien materal jammed check the filter Clean the filter...
  • Page 33 2. PRESSURE SWITCH TROUBLE SITUATION CAUSE CHECK POINT SOLUTION ERROR MODE continuously inlet valve is normal, bellows problem frequency Check : refer to below change the "E2" water supply but continuous water pressure switch supply hose problem frequency Check : refer to below change the hose "E2"...
  • Page 34 3. DOOR LOCK SWITCH 1) CLASS Failure Details Cause Diagnosis of Failure Solution Status ERROR MODE Tick Sound Tick Sound happens Normal Sound When Door is locked/unlocked, this Solenoid Working sound is heard. "LE" Error "LE" with tick sound Connector slipped out check the joining status of Assemble Connector "LE"...
  • Page 35 2. Checking method of DOOR LOCK SWITCH Between No. 3 & No.4 2 3 4 5 : if 156 ~ 234 , it is normal array (No no.1) 3. Checking method of DOOR LOCK SWITCH Between Viloet and Blue wire : If 156 ~ 234 , it is normal...
  • Page 36 4. HEATER 1) SPEC. OF HEATER Part Name heater wash heater dry Maker IRCA IRCA Power source 110V 110V Power Consumption 1000W 5% 1200W 5% Resistance 12.1 10.08 Current Density Temperature fuse 128 (exterior) Thermistator Combined in heater exterior Material SUS430 INCLOY800 Part Code...
  • Page 37 2) DIAGNOSIS OF THE FAILURE Failure Cause Diagnosis of Failure Solution Status Error Mode Can not Wiring Disconnectiona Check whether disconnected or not : See Fig. A Connecting the "H6" heat disconnecting point water Heater Wash Check whether disconnected or not : if normal, the Replacing Heater Wash "H6"...
  • Page 38 * Replaceing method of Heater and Temp. Sensor 1. Disassemble Connector 2. Disassemble EARTH and NUT for fixing heater 3. Replace heater & sensor 4. Assemble in the reverse order. Be sure to assemble in the order : Nut for heater-Nut for EARTH. * Structure of DUCT B As 1.
  • Page 39 5. MOTOR 1) BLDC MOTOR Rotor Insulator Core Insulator BLDC MOTOR 2) Driving mechanism of BLDC MOTOR Magnetic density flow of BLDC Motor Sequence diagram of BLDC MOTOR electromagnet generating high power by rotator (a permanent magnet) and stator (multiple coils)
  • Page 40 6. DRY SYSTEM. EN LOS CASOS DE LAVADORA + SECADORA 1) DRY SYSTEM DIVISION PARTS NAME DUCT COVER FAN MOTOR HEATER DRY DUCT B UNDER VALVE INLET(DRY) THERMOSTAT(Bie-METAL) THERMISTOR DUCT B UPPER FAN AS FUSE TEMPERATURE...
  • Page 41 2) DRY FUNCTION DIAGRAM. EN LOS CASOS DE LAVADORA + SECADORA T : Thermistor (CONTROL DRY DUCT HEATER’ S TEMPERATURE ) HEATER FAN MOTOR WATER SUPPLY CONDENSING DRUM DUCT DRAIN HOUSING While rotating DRUM, DRY HEATER applice heat to air and FAN blows it into DRUM evaporating water in the laundry. Evaporated water is sucked into CONDENSING DUCT, and condensed in DUCT contacting WATER SUPPLY (condensed water is extracted through DRAIN HOUSING).
  • Page 42 4) DRY COURSE COURSE DRY COURSE LOW TEMP. Heater control temperature is 60 On / 70 Off IRON Heater control temperature is 60 On / 70 Off, with good condition for ironing STANDARD Heater control temperature is 87 On / 95 Off, drying time is 166 min STRONG Heater control temperature is 87 On / 95 Off, drying time is 216 min SELECTING TIME...
  • Page 43 5) TROUBLE SHOOTING OF DRY SYSTEM. EN LOS CASOS DE LAVADORA + SECADORA. ◈ H EATER DRY . Function : heating the air during dry FAILURE MODE : "H7" - The air cannot be heated to 10 during 2 min. CHECKING METHOD : Check the resistance of heater coil and replace with new one.
  • Page 44 ◈ S WITCH THERMOSTAT(BIMETAL). EN LOS CASOS DE LAVADORA + SECADORA function : control the duct as temperature, if the temp reached over 150 , all power supply will be cut. and if the temp go down 120 the power will be ON. protecting overheating by cutting off heater power supply if the temperature rises over 150 , and reoperating heater by connecting heater power supply if the temperature falls under 120.
  • Page 45 6) FAR-INFRARED COATING. EN LOS CASOS DE LAVADORA + SECADORA. function : steilization with radiating far- infra red, by means of ceremic coating. increasing the dry efficiency and effecting sterilization by radiating far infra-red ray from ceramic particle coating on DUCT B UPPER principle DUCT B UPPER...
  • Page 46 7) LACK OF DRY PERFORMANCE Situation : after drying, the clothes still get wet. cause) The laurdry amount is more than the recommendation capacity 7.0kg. Condensing cold water is not supplied. Clogging Bellows Duct results in poor air circulation. checking method) part name checking point checking results...
  • Page 47 Situation : PCB shows "H7". EN LOS CASOS DE LAVADORA + SECADORA cause) Dry heater is cut-off. Fuse temp. is cut-off. repaire method) replace the Dry heater. replace the Fuse temp. checking point part name checking results repaire method HEATER dry Heater is short or cut-off.
  • Page 48 situation : PCB shows "E3". EN LOS CASOS DE LAVADORA + SECADORA. cause) FAN MOTOR can not work. countermeasures) Replace the Fan Motor. part name checking results repair method disassemble process of Fan Motor FAN MOTOR fan motor failure replace Disassemble the DUCT AS from DUCT B AS.
  • Page 49 2) DWD-E1211WT WF06 WF07 3: P / C ORD( ˆ ») WF02: D / L OCK WF01: L OAD RELAY 4: W / H EATER( ˆ ») WF03: H EATER W/HEATER MAIN PCB 3: ¥ P- C ORD( C OMMON) WF04: S / W POWER WF05: R EACTOR 1:ˆ»...

  • Page 50: Troubleshooting Regarding Drain

    8. TROUBLE SHOOTING REGARDING DRAIN 1. Drain Part Picture HOSE DRAIN I HOUSING VALVE DRAIN MOTOR VALVE AIR AS 2. Operating Sequence DRAIN MOTOR connects drain passage by pulling LINK VALVE DRAIN. If the DRAIN MOTOR stops working, LINK VALVE DRAIN returns to initial state by spring. 3.

  • Page 51: Installation Guide

    9. INSTALLATION GUIDE 1. PARTS & CONFIGURATION FIGURES PARTS NAME REMARKS FIXTURE UP/DOWN AS SPECIAL SCREW UP : L= 109mm SPECIAL SCREW DOWN :L=145mm SPECIAL SCREW FIXTURE UP FIXTURE SPECIAL DOWN SCREW DOWN Use this part to remove UNIT SERVICE WRENCH FIXTURE UP/ DOWN.
  • Page 52 Please install the DRUM WASHING MACHINE properly on even and hard floor as below. Adjust the level of washer using LEG ADJUST AS. 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.

  • Page 53: Attention Point With Service

    10. ATTENTION POINT WITH SERVICING Item Part Name Checking Point 1 Replacing Thermistor Thermistor Dry Keep the Packing from seperating (Hold Packing when replacing) Keep the Packing from folding 2 Replacing Duct B As DUCT B AS & Check the sealing between Duct Pipe & Duct B AS &...