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Service Manual
Programmable Wahing Machine
DWF-7588TE/NE/ME
8088TE/NE/ME
9288TE/NE/ME
1088TE/NE/ME
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).
DAEWOO ELECTRONICS CO., LTD.
S/M NO.: WF 10880100
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: 02) 364-5588/5305
TEL: 02) 360-7114/7315~7
PRINTED DATE: MAR.1996
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Summary of Contents for Daewoo DWF-7588TE
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Page 1: Service Manual
DWF-7588TE/NE/ME 8088TE/NE/ME 9288TE/NE/ME 1088TE/NE/ME Caution DAEWOO ELECTRONICS CO., LTD. 686, AHYEON-DONG, MAPO-GU, : In this Manual, some parts can be changed for improving, their SEOUL, KOREA performance without notice in the parts list. So, if you need the C.P.O. BOX 8003 SEOUL, KOREA... -
Page 2: Table Of Contents
TABLE OF CONTENTS 1. SPECIFICATIONS ..............2 2. -
Page 3: Specifications
1.SPECIFICATIONS 2. FEATURE AND TECHNICAL EXPLANATION FEATURE OF THE WASHING MACHINE ITEM DWF-7588TE/NE/ME DWF-8088TE/NE/ME DWF/9288TE/NE/ME DWF-1088TE/NE/ME 1) The first air bubble washing system in the world. 1 POWER SOURCE AVAILABLE IN ALL LOCAL AC VOLTAGE AND CYCLE 2) Quiet washing through the innovational low-noise design. -
Page 4: Pulsator System
PULSATOR SYSTEM SOFTENER DISPENSER When the new shaped pulsator is rotated C.W or C.C.W at a high speed, it makes the ‘heart-shaped’ This is the device to dispense the softener automatically by centrifugal force. water currents as shown below. This is installed inside the auto-balancer. FUNCTIONAL PRINCIPLE WATER CURRENTS 1) Softener stays in room (A) when poured into softener inlet. -
Page 5: Automatic Unbalance Adjustment
AUTOMATIC UNBALANCE ADJUSTMENT LINT FILTER This system is to prevent abnormal vibration during intermittent spin and spin process. Much lint may be obtained according to the kind of clothes to be washed and some of the lint may also FUNCTIONAL PRINCIPLE sticks to the clothes. -
Page 6: Principle Of Bubble Generator
GEAR EMCHANISM ASS’Y PRINCIPLE OF INTAKE & OUTLET OF THE AIR INTAKE : ARMATURE moves up, and BELLOWS inhales the air. At the same time, protector B is open The proper water currents is made by the rotation of pulsator at a low speed (about 140 r.p.m) to prevent and A is close. -
Page 7: Structure Of The Washing Machine
3. STRUCTURE OF THE WASHING MACHINE • HOT WATER TAP • COLD WATER TAP After using the washer, close the water After using the washer, close the water tap and turn off the power tap and turn off the power. •... -
Page 8: Function Of The Control Panel
4. FUNCTION OF THE CONTROL PANEL Start/Hold Button • Operation and temporary stop are repeated as it is How to use Switch Button for Program Cancel Time Display pressed it will be repeated • Press this to turn the power •... -
Page 9: Directions For Installation And Use
5. DIRECTIONS FOR INSTALLATION AND USE HOW TO INSTALL THE WASHING MACHINE HOW TO CONNECT THE INLET HOSE • For Ordinary Top Pull down the collar Loosen the four SELECTION OF THE INSTALLING PLACE IN INSTALLING THE INLET HOSE Never install in these places of the inlet hose to screws at the water Install the washer on a horizontal solid floor. -
Page 10: Preparation For Washing
PREPARATION FOR WASHING HOW TO USE AND JOIN DRAIN HOSE WASHING ARRANGEMENT Insert the drain Secure the hose INSTALLING DRAIN HOSE • • Is the clothes washable Does the clothes contain hose into the drain clip around the end Please start washing after reading these Widen the drain clip and insert the drain with water? your things in the... -
Page 11: How To Reroute The Drain Hose
6. PROCEDURE OF FULL-AUTOMATIC WASHING HOW TO REROUTE THE DRAIN HOSE Pull out the under base After spreading blanket or Detach the inside drain Selecting Course Pressing cover to the arrow unit box, lay the washer as hose fixing screw with ±... -
Page 12: Directions For Disassembly And Adjustment
7. DIRECTIONS FOR DISASSEMBLY AND ADJUSTMENT 3 Procedure of Washing (Washing machine does it automatically). WARNING BEFORE ATTEMPTING TO SERVICE OR ADJUST ANY PART OF THE WASHING MACHINE, DISCONNECT THE POWER CORD FROM THE ELECTRIC OUTLET. Water inlet and SPIN RINSE SPIN RINSE... -
Page 13: Drain Motor
8. TROUBLE SHOOTING GUIDE DRAIN MOTOR AND VALVE NOTES : 1. When replace the P.C.B. ASS’Y do not scratch the surface of the P.C.B. ASS’Y. • • Lay the front of the washer on the floor. Separate the drain motor from the bracket. •... -
Page 14: Concerning Washing
CONCERNING DRAINING PROBLEM CHECK POINT CAUSE SOLUTION PROBLEM CHECK POINT CAUSE SOLUTION The water inlet valve is Does the water supply Change the water inlet defective. continue while the valve. power is turned off? Do you put down Install drain hose Improper installation the drain hose? properly. -
Page 15: Concerning Spining
CONCERNING SPINNING CONCERNING OPERATION PROBLEM CHECK POINT CAUSE SOLUTION PROBLEM CHECK POINT CAUSE SOLUTION Is the plug connect- Close the lid. Connect the plug. Is the lid open? ed to electric outlet? Change the door Door switch is Power button is Does the door switch Is the condition of Change P.C.B ASS’Y. -
Page 16: Presentation Of The P.c.b Ass'y
9. PRESENTATION OF THE P.C.B ASS’Y CONCERNING ERROR MESSAGE CONFIGURATION OF FULL CIRCUITS MESSAGE CAUSE SOLUTION LOAD DRIVE UNIT(MOTOR, WATER Install drain hose properly. INLET, DRAIN, Improper installation of drain hose. BUBBLE, POWER Remove foreign matter from drain SWITCH AUTO OFF) The drain hose is blocked up by foreign hose. -
Page 17: Minute Explanation Diagram For Each Parts
MINUTE EXPLANATION DIAGRAM FOR EACH PARTS LOAD DRIVE UNIT (cw wash, ccw wash, drainage, hot water, cold water, bubble) MICOM IC (64 DIP) 1) CIRCUIT DIAGRAM AND EXPLANATION R39, 100Ω, 1W C27, 103 P10/S00 PUMP HYBRID IC (IC9) BL/WH SM8JZ47 TRIAC7 P11/SI0/SB0 104Z... - Page 18 2) DETAIL EXPLANATION OF CIRCUIT ACTION (ACTION OF CW WASH) 3) CAUTION AND CHECKING FOR A/S • If load is active as soon as the power switch is ‘ON’, check the driving TRIAC of load. SM12JZ47(12A), SM8JZ47(8A), SM3JZ47(3A) BCR1AM-12L R63,100Ω,1W C28,683 shape shape...
- Page 19 WATER LEVEL SENSOR UNIT ELECTRIC POWER SUPPLY UNIT 1) CIRCUIT DIAGRAM 1) CIRCUIT DIAGRAM R21,10KΩ REGULATOR D1,1N4003 D8,1N4003 220V 7806 R18,220Ω A1270 C3 6 R22, 3.9KΩ 3300µF 470µF 104Z 2200µF 104Z R20,10KΩ COMMON D7,1N4003 2) EXPLANATION OF CIRCUIT • Push the power switch. And, in order to carry on the action of course selection, input the selection of 2) EXPLANATION OF CIRCUIT frequency according to each water level selection.
- Page 20 • The Electrolytic condenser C13(3300µF, 10V) and diode D2 is used in order that at instant power supply • After connecting the part of the dotted line & • The waveform measurement in the MICOM failure circuit should remember the contents of the program. It happens that the MICOM terminal NO, 16 waveform measurement No.
- Page 21 BUZZER UNIT • Part of the button scan 1)CIRCUIT DIAGRAM 4X473J R66,220 R8, 620 2004A R5, 220 R7, 10K R67,220 C3202Y BUZZER R6,1K WES27-20P The system of the BUTTON SCAN is in wide use for the method of the DUTY output part in L.E.D DRIVE, 2) EXPLANATION OF CIRCUIT yet here, it is in use for the method of the segmental output.
- Page 22 OSCILLATION UNIT SAFETY SWITCH UNIT 1)CIRCUIT DIAGRAM 1)CIRCUIT DIAGRAM Murata 3 Terminal Ceramic Resonator CF2,15 33PF (CST 12.00MTW) R4, 3.9KΩ R3,220Ω 33PF Door S/W CF1,14 Kyocera 32.768 KHz Crystal Oscillator XT2, 12 Unbalance 104Z C5,18PF (KF-38G-13P0200) 10MΩ 1/6W C4,18PF XT1, 11 2) EXPLANATION OF CIRCUIT •...
- Page 23 • The element which has an effect on data of LOAD SENSOR 2) EXPLANATION OF CIRCUIT • The MICOM terminal No. 33~40 amplifies the source current to produce the ‘H’ by use of the buffer CONDITION SPECIFICATION UDX-2981A. And the MICOM terminal No. 43~54 sufficiently amplifies the sink current by use of the VOLTAGE 220V AC DRIVE I.C.
- Page 24 TEMPERATURE SENSOR UNIT EEPROM UNIT 1) CIRCUIT DIAGRAM 1)CIRCUIT DIAGRAM IC2 EEPROM RA4 103J SO1,4 1,CS VDD,8 5.4V SENSOR BUSY,7 10KΩ SCK0,3 2,CLK C6,104Z R81,1KΩ SI0,2 4,DO SO0,1 GND,5 3,DI 51.1KΩ TC89101P 2) EXPLANATION OF CIRCUIT In contrast with mask ROM, EEPROM which enable WRITE/READ by program, memorize data even during POWER is OFF.
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Page 25: Appendix
APPENDIX HOW TO CHECK THE P.C.B. ASS’Y WIRING DIAGRAM COURSE 1 Keep pushing three button (WASH, RINSE, SPIN SELECTOR) together and turn on the power switch. TIME DISPLAY FUNCTION State of first lighting. Temperature which sensing t hermistor. LO : Thermistor open. HI : thermistor short. - Page 26 In this Service 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) latest parts information, please refer to PPL(Parts Price List) in Service information Center(http://svc.dwe.co.kr) PARTS LIST(DWF-7588TE/NE/ME, 8088TE/NE/ME) PARTS CODE PARTS NAME DESCRIPTION Q’TY...
- Page 27 Caution: Caution: In this Service Manual, some parts can be changed for improving, their performance without notice in the parts list. So, if you need the In this Service 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) latest parts information, please refer to PPL(Parts Price List) in Service information Center(http://svc.dwe.co.kr) PARTS LIST(DWF-9288TE/NE/ME, 1088TE/NE/ME)
- Page 28 Caution: Caution: In this Service Manual, some parts can be changed for improving, their performance without notice in the parts list. So, if you need the In this Service 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) latest parts information, please refer to PPL(Parts Price List) in Service information Center(http://svc.dwe.co.kr) PARTS LIST( DWF-9288 TE/NE/ME, 1088 TE/NE/ME)
- Page 29 PARTS DIAGRAM...
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Page 30: Parts List
Caution: In this Service 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) P.C.B. PARTS LIST REF NO. - Page 31 Caution: Caution: In this Service Manual, some parts can be changed for improving, their performance without notice in the parts list. So, if you need the In this Service 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) latest parts information, please refer to PPL(Parts Price List) in Service information Center(http://svc.dwe.co.kr) REF NO.
- Page 32 Caution: Caution: In this Service Manual, some parts can be changed for improving, their performance without notice in the parts list. So, if you need the In this Service 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) latest parts information, please refer to PPL(Parts Price List) in Service information Center(http://svc.dwe.co.kr) REF NO.
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Page 33: Circuit Diagram
CIRCUIT DIAGRAM... -
Page 34: Bare Pcb(Top)
BARE PCB(TOP) BARE PCB(BOTTON)
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