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ASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASH

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ASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASH

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ASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASHER  AUTO WASH

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1. SPECIFICATIONS................................................................................................................... 2

2. STRUCTURE OF THE WASHING MACHINE ....................................................................... 3

3. FUNCTIONS OF THE CONTROL PANEL ............................................................................. 4

4. WASHING PROCEDURE AND PROGRAM SELECTION 

FULL AUTOMATIC PROGRAM...................................................................................................... 5

RESERVED WASHING .................................................................................................................. 7

PARTIAL PROCESS & COMBINATION ......................................................................................... 7

5. DIRECTIONS FOR INSTALLATION AND USE

LOCATION OF WASHER ............................................................................................................... 8

DRAIN SYSTEM.............................................................................................................................. 8

HOW TO CONNECT THE INLET HOSE........................................................................................ 9

HOW TO CLEAN THE FILTER ..................................................................................................... 10

6. FEATURE AND TECHNICAL EXPLANATION

FEATURE OF THE WASHING MACHINE ................................................................................... 11

WATER CURRENT TO ADJUST THE UNBALANCED LOAD .................................................... 11

AUTOMATIC WATER SUPPLY SYSTEM .................................................................................... 11

AUTOMATIC DRAINING TIME ADJUSTMENT ........................................................................... 12

SOFTENER DISPENSER............................................................................................................. 13

AUTOMATIC UNBALANCE ADJUSTMENT ................................................................................ 14

CIRCULATING-WATER ................................................................................................................ 14

LINT FILTER.................................................................................................................................. 15

RESIDUAL TIME DISPLAY........................................................................................................... 15

DRAIN MOTOR ............................................................................................................................. 15

GEAR MECHANISM ASS’Y ......................................................................................................... 16

PRINCIPLE OF BUBBLE GENERATOR ...................................................................................... 16

FUNCTIONAL PRINCIPLE OF BUBBLE WASHING MACHINE ................................................. 17

7. DIRECTIONS FOR DISASSEMBLY AND ADJUSTMENT

GEAR MECHANISM ASS’Y REPLACEMENT............................................................................. 18

DRAIN MOTOR AND VALVE........................................................................................................ 19

BRAKE ADJUSTMENT................................................................................................................. 19

8. TROUBLE SHOOTING GUIDE

CONCERNING WATER SUPPLY..................................................................................................20

CONCERNING WASHING ........................................................................................................... 21

CONCERNING DRAINING ........................................................................................................... 22

CONCERNING SPINNING ........................................................................................................... 23

CONCERNING OPERATION ....................................................................................................... 24

9. PRESENTATION OF THE P.C.B ASS’Y .............................................................................. 25

APPENDIX

WIRING DIAGRAM ....................................................................................................................... 26

PARTS DIAGRAM & PARTS LIST................................................................................................ 30

CIRCUIT DIAGRAM ...................................................................................................................... 39

Summary of Contents for DWF-750

Page 1: ...Service Manual Auto Washer Model DWF 750 752 800 802 DAEWOO ELECTRONICS CO LTD ...

Page 2: ...ONS OF THE CONTROL PANEL 4 4 WASHING PROCEDURE AND PROGRAM SELECTION FULL AUTOMATIC PROGRAM 5 RESERVED WASHING 7 PARTIAL PROCESS COMBINATION 7 5 DIRECTIONS FOR INSTALLATION AND USE LOCATION OF WASHER 8 DRAIN SYSTEM 8 HOW TO CONNECT THE INLET HOSE 9 HOW TO CLEAN THE FILTER 10 6 FEATURE AND TECHNICAL EXPLANATION FEATURE OF THE WASHING MACHINE 11 WATER CURRENT TO ADJUST THE UNBALANCED LOAD 11 AUTOMAT...

Page 3: ...R PRESSURE 0 3kgf cm2 8kgf cm2 2 94 N cm2 78 4N cm2 9 MAXIMUM MASS OF TEXTILE 5 5kg 6 0kg REVOLUTION WASH 125 145 50Hz 130 150 60Hz 10 SPIN 710 725 50Hz 760 785 60Hz PER MINUTE SUIT 50 50Hz 60 60Hz 11 WATER CONSUMPTION APPROX 130l CYCLE 12 WATER LEVEL CONTROL ELECTRONICAL SENSOR 13 ANTI NOISE PLATE OPTION 14 GEAR MECHANISM ASS Y SPUR GEAR 15 LINT FILTER O 16 SOFTENER INLET O 17 ALARM SIGNAL O 18 A...

Page 4: ...ecome familiar with all parts and features before using your washer NOTE The drawing in this book may vary from your washer model They are designed to show the different fea tures of all models covered by this book Your model may not include all features Page references are included next to same features Refer to those pages for more information about the features e e h h h h h h e e e e e e e e e...

Page 5: ...cess wash rinse spin See page 7 If you want to change wash time rinse times spin time you must press this button after selecting each process by the process button Also this button can be used to spin only See page 7 It can be used to select the full automatic program As the button is pressed program will be selected by following order FUZZY FUZZY SOAK HEAVY HEAVY SOAK SPEEDY SUIT WOOL Operation a...

Page 6: ...his selection is effective for blue jean climbing clothes rucksack sports wear etc Procedure to press the button è Full Automatic Program 1 Put in the clothes 2 Press the power switch 3 Press the Start Hold button and close the lid 1 Press the power switch 2 Press the program selec tion button for LIGHT FUZZY HEAVY SPEEDY WOOL SUIT 3 Select the water level proper to the wash load HIGH MID LOW 4 Pr...

Page 7: ... power switch 2 Press the course selec tion button for WOOL FUZZY HEAVY SPEEDY WOOL SUIT 3 Select the water level proper to the wash load HIGH MID LOW 4 Press the Start Hold button and close the lid PROGRAM 1 Press the power switch 2 Press the course selec tion button for SUIT FUZZY HEAVY SPEEDY WOOL SUIT 3 Select the water level proper to the wash load HIGH MID LOW 4 Press the Start Hold button a...

Page 8: ...ME CONTROL As the control button is pressed spin times will be repeated as following 5 7 9 0 1 3 min If you don t want spin process you must adjust spin time to 0 min Reservation can be made from 2 hours to 48 hours To make reservation to complete washing in 8 hours Now the reservation is made If you want to check the selected program press the START HOLD button again RES RES adjust to 8 shall bli...

Page 9: ...per back of the washer cabinet and provide water pressure 0 3kgf cm2 8kgf cm2 2 94N cm2 78 4cm2 è Drain System Never forget to install drain hose before operating your washer The packing box is opened there are a drain hose Conect the drain hose to the drain outlet at the back side of the washer Non Pump Model Pump Model 1 In case that it goes over a door sill Don t let the height of the drain hos...

Page 10: ...hose end 3Connect the water tap adapter to the water tap and tighten the four screws evenly while pushing up the adapter so that the rubber packing can stick to the water tap tightly è How to Connect the Inlet Hose Be careful not to mistake in supplying between the hot maximum 50 C and cold water In using only one water tap or in case of attached one water inlet valve connect the inlet hose to the...

Page 11: ...ot cleaned at proper time every 10 times of use drain problem could be caused 3Return the filter as it was and insert the filter frame into the slot 1Pull the Filter frame upward 2Turn the lint filter inside out wash the lint off with water 1Put down the remained water in the hose And put a container under the filter to collect water 2Turn the cap counter clockwise 3Pull out the filter assembly of...

Page 12: ...ashing system 5 The adoption of the water currents to adjust the unbalanced load 6 One touch operation system Water Current to Adjust the Unbalanced Load It is a function to prevent eccentricity of the clothes after wash by rotating pulsator C W and C C W for 35 seconds But the SUIT course have no operation of the water currents to adjust the unbalnced load EFFECT It reduces vibration and noise ef...

Page 13: ...e The time remembered by micom Draining Good draining The washer begins spin process after drainage condition Bad draining Draininig time is prolonged No draining Program is stopped and gives the alarm Drain Time Movement of the Program Less than Continue draining 10 minutes More than Program stops and gives the alarm with blinked on display lamp 10 minutes Automatic Drainning time Adjustment This...

Page 14: ...hed the softener is added into the tub through softener outlet FLOW OF THE SOFTENER FLOW OF THE SOFTENER INSIDE OF THE BALANCER HOW TO CHECK MOVEMENT Pour a reasonable amount of MILK into softener dis penser and operate the washer with no load In final rinse cycle make sure that the milk is added into the tub through softener outlet A B C D Wash Intermittent Hold Intermittent Rinse Spin Spin Spin ...

Page 15: ... interrupted 3 In case that P C B ASS Y gets OFF signal from the safety switch spin process are stopped and rinse process is started automatically by P C B ASS Y 4 If the safety switch is operated due to the unbalance of the tub the program is stopped and the alarm is given CIRCULATING WATER The washing and rinsing effects have been improved by adopting the water system in which water in the tub i...

Page 16: ...process When operation is finished the TIME INDICATOR will light up STRUCTURE FUNCTIONAL PRINCIPLE 1 When the DRAIN MOTOR connected to the power source the DRAIN MOTOR rotates with 900 r p m and revolves the pulley by gear assembly for reducing 2 When the pulley is rotated the pulley winds the wire to open the drain valve 3 Therefore rotation of pulley changed to the linear moving of wire 4 The wi...

Page 17: ...ear unit as Clutch spring Clutch boss Gear pulley Planetary gear Sun gear Internal gear Pulsator 1 revolution 5 revolutions Gear pulley V belt Gear unit as Motor Motor 1490 r p m 50Hz Gear Unit as Directly Tub 720 r p m Pulsator 138 r p m Gear Pulley 720 r p m Bobbin coil Magnet Armature Bellows Air out hole Protector A Protector B Air in hole Air Air Trans core Gear Mechanism Ass y Principle of B...

Page 18: ...60 cycle second The magnetic pole of trans core is changed by the change of the phase of A C electric power The core repeats push and pull 3600 times min of the armature magnet ACROSS SECTION FUNCTIONAL PRINCIPLE Bubble generator supplies the air from the bottom of outer tub to the inner space of pulsator the air is dispersed by the rotation of pulsator Air bubble is created by the centrifugal for...

Page 19: ...rew and remove the pulsator Remove the tub ass y Remove four bolts mounting the gear mechanism ass y by using a box wrench Pull out the gear mechanism ass y Outer tub cover T type box wrench Nut spin shaft fixing Washer pulsator Nut spin shaft fixing Washer spin Shaft fixing Tub ass y Pulsator Mounting screw Gear Mechanism Ass y Replacement BEFORE ATTEMPTING TO SERVICE OR ADJUST ANY PART OF THE WA...

Page 20: ...ver Adjustment screw 3 0mm Tighten the link brake screw completely Pump model Adjustment bolt Link brake Clutch lever Brake lever Loosen the adjustment bolt and turn the adjust ment bolt until the end of the bolt touches to the brake lever Tighten the lock nut and apply a small amount of paint lock Adjustment bolt Clutch lever Gear mechanism ass y Brake lever NOTES 1 The brake adjustment has been ...

Page 21: ...ctive Lead wire is defective SOLUTION Change water inlet valve Open the water tap Clean the filter Increase the water pres sure Connect the connector or the terminal properly Change the P C B AS Change the lead wires NO YES NO YES NO YES YES YES YES NO NO NO NOTE Open the water tap fully and measure the flow rate From the upper results you know that the flow rate more than 11 5l min is essential f...

Page 22: ...tion Change the air tube Air tube is defective Change the pressure switch Pressure switch is defec tive PROBLEM THE PUL SATOR DOES NOT ROTATE EVEN IF THE WATER IS SUPPLED CHECK POINT Does the motor operate after fin ishing water supply Does the motor make operating sound Is the connection condi tion of capacitor termi nal good Does pulsator rotate in only one direction Is the motor coil dis connec...

Page 23: ... housing Is the output voltage of the drain pump normal CAUSE SOLUTION Install the drain hose properly Remove the foreign mat ter from the pump hous ing Change the Drain pump Change the P C B ASS Y Improper installation Malfunction of drainage by the foreign matter Drain pump is defective P C B ASS Y is defective YES NO NO NO YES YES Concerning Draining ...

Page 24: ... capacitor termi nal good CAUSE SOLUTION Close the lid Change the safety switch Connect the connector properly Change P C B ASS Y Change the drain motor Change the P C B ASS Y Change the V belt Change the motor Connect the terminal cor rectly Change the P C B ASS Y Safety switch is defec tive Improper connection of the connector P C B ASS Y is defec tive Drain motor is defective P C B ASS Y is def...

Page 25: ...S Y Is the strange noise gen erated when the pulsator rotates in TEST MODE of P C B ASS Y Is the V belt worn out CAUSE SOLUTION Connect the plug Change P C B ASS Y Change Fuse Connect the connector properly Change P C B ASS Y Press START HOLD but ton Replace P C B ASS Y Change the pressure switch Change P C B ASS Y Remove the foreign mat ter Change the V belt Power button is defective Improper con...

Page 26: ... switch is inferior The load sensing is inferior After the load sensing operates about 7 seconds the message is displayed during 1 second and water level is always fixed high The water level sensing is inferior Install drain hose properly Remove foreign matter from drain hose Change drain motor Open the water tap Clean the water inlet filter Check whether or not is comes to the assigned water leve...

Page 27: ...26 APPENDIX WIRING DIAGRAM è Wiring Diagram non pump ...

Page 28: ...27 WIRING DIAGRAM è Non Pump Single Valve ...

Page 29: ...28 WIRING DIAGRAM è Pump ...

Page 30: ...29 WIRING DIAGRAM è pump single valve ...

Page 31: ...30 PARTS DIAGRAM è Parts Diagram ...

Page 32: ...21 6020 6021 A05 PLATE T 3614515000 ABS 5510 5511 6010 6011 3614515100 ABS 5520 5521 6020 6021 A06 NOZZLE DETERGENT 3618102000 PP 5510 5511 6010 6011 3618102100 PP 5520 5521 6020 6021 A07 CASE DETERGENT 3611116500 ABS 5510 5511 6010 6011 3611117200 ABS 5520 5521 6020 6021 A08 CAP REAR 3610902600 CR A09 HANDLE DOOR 3612603600 ABS 5510 5511 6010 6011 3612604000 ABS 5520 5521 6020 6021 A10 DOOR SPRIN...

Page 33: ...N PUMP PRPSSW8304 AC 127V 60Hz PUMP 5520 5521 6020 6021 PRPSSW8404 AC 127V 60Hz N PUMP PRPSSW8405 AC 100V 50 60Hz 5520 5521 6020 6021 A19 ASSY BUBBLE 3618946300 AC 220 240V 50 60Hz 3918946400 AC 110 127V 50 60Hz 3611304600 LFC 3R 3X0 75 2 3M GY AUSTRALIA ARGENTINA 3611304700 F H05W 3X0 75 2 3M WH CHILE 3611304800 RW 300 500 3X0 75 2 3M PR CHINA 3611304900 VCTF 3X0 75 2 3M INDIA 3611305000 R VCTFK ...

Page 34: ...33 PARTS DIAGRAM ...

Page 35: ...0 0 18 GREEN ST710480 2 EARTH B10 BASE U 3610311000 PP 5510 5520 6010 6020 3610311900 PP 5511 5521 6011 6021 B11 FOOT 4509D10020 BUTYL RUBBER B12 LEG ADJUST AS 3617702200 DWF 5591DPN B13 HOSE DRAIN O 3613217800 PE LD PUMP HOSE DRAIN O AS 3613213500 EVA L 950 N PUMP B14 GUIDE DRAIN HOSE 3612502300 PP PUMP B15 CLAMP HOSE O 3611202200 HSW 3 PUMP CLAMP 3611201000 HSW 3 MFZN D36 N PUMP B16 COVER PUMP 3...

Page 36: ...35 PARTS DIAGRAM C04 ...

Page 37: ... TUB U 3618808600 PP 6010 6011 6020 6021 C05 FILTER AS 4505E82002 PE 90 120 INSERT C06 GUIDE FILTER 3612503900 PP 5510 5511 5520 5521 3612506700 PP 6010 6011 6020 6021 C07 PULSATOR AS 3619704200 DWF 5510PN 5510 5511 5520 5521 3619704600 DWF 6010PN 6010 6011 6020 6021 C08 SC PULSATOR FIX AS 4505E3203A 6x26 5 O RING SILICON C09 CAP PULSATOR 3610909300 PP C10 SPECIAL NUT 4507D83080 SUS 304 C11 SPECIA...

Page 38: ...37 PARTS DIAGRAM D01 D16 D15 D18 D19 D21 D22 D28 D29 ...

Page 39: ...TH INNER 3612755700 L 180 CHILE 3966010270 AC 220 240V 50Hz PUMP 3966010260 AC 220 240V 50Hz N PUMP 3966320370 AC 220V 60Hz PUMP D18 SYNCRONOUS MOTOR 3966320360 AC 220V 60Hz N PUMP 450ED45170 AC 110 127V 60Hz PUMP 450ED45176 AC 110 127V 60Hz N PUMP 3966130260 AC 100V 50 60Hz N PUMP D19 LINK BRAKE 3617801010 PP PUMP D20 GEAR MECHANISM 3617306000 GM 4900 KJ4XO N PUMP 3617306010 GM 4900 KJ4PO PUMP D2...

Page 40: ... 0 0 4 0 M e I M I M h e I M 3 5 H 3 H f M I 4 M I 4 0 M I 4 0 M I 4 0 M I M f X f I M M h X h I M h X h e N h e W h N H V 0 Y 5 f 3 h W X h M h e M g X g g W X f H H N H h X f 3 H h e K h N h O 2 K h 5 g O 2 6 K h O 6 K h 5 N W 0 Y 7 g h O K h 5 W 2 f 0 Y h e H f O 2 K f J f O K f C J g O 2 M I 4 K e J h O 2 6 K g J g O 2 6 K f J 0 Y f O 2 6 K g O 2 6 X e J 0 Y O M f 7 g O 2 6 K f J 0 Y 7 f W 2 I...

Page 41: ...001 DAEWOO ELECTRONICS CO LTD 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC FAX 82 2 360 7804 TEL 82 2 360 7877 http www dwe daewoo co kr PRINTED DATE JUN 2000 ...

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