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Summary of Contents for DAEWOO ELECTRONICS DWF-7570DP
- Page 1 Service Manual Programmable Washing Machine DWF-7570DP DAEWOO ELECTRONICS" CO., LTD.
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Page 2: Table Of Contents
TAB LE OF CONT ENTS 1. SPECIFICATIONS..............2 2. FEATURE AND TECHNICAL EXPLANATION ........... 3 THE FEATURE OF THE WASHING MACHINE ........3 CONTROL SYSTEM OF FUZZY COURSE ........... -
Page 3: Specifications
1. SPECIFICATIONS SPECIFICATIONS I TEM Available in all local AC voltage and cycles POWER SOURCE I NPUT: 400 W, OUTPUT: 210 W POWER CONSUMPTION 7.5 KG. (BLANKET: 4 KG., DRY: 2 KG., SILK: 1.5 KG.) CAPACITY 47 KG. (GROSS WEIGHT: 53 KG.) MACHINE WEIGHT vim' 612 x 930 x 622 mm... -
Page 4: Feature And Technical Explanation
2. FEATURE AND TECHNICAL EXPLANATION CONTROL SYSTEM OF FUZZY COURSE FUNCTIONAL PRINCIPLE OF SENSING 1) Sense the wave width of two ports of capacitor. 2) Judge the 'A--D' course according to the wave width. 3) Set up the most suitable time to wash, rinse and spin by judgement. SENSING TIME Sense the wave width for 28 seconds from start of washing. -
Page 5: Control System Of Dry/Silk Spin
CONTROL SYSTEM OF DRY/SILK SPIN I t is a function to prevent the deformation of WOOL, SILK etc. PROGRESS CHART ON WOOL SPIN -NORMAL R.P.M. ON-OFF DRY/SILK MOTOR NORMAL BEENE ( SEC.) BALANCE SPIN NORMAL SPIN WATER CURRENTS TO ADJUST THE UNBALANCED LOAD I t is a function to prevent eccentricity of the clothes after wash by rotating pulsator C.W and C.C.W for 20 seconds. -
Page 6: Automatic Water Supply System For Blanket Wash
AUTOMATIC WATER SUPPLY SYSTEM FOR BLANKET WASH The water level would be lowered because the blanket absorbs water at the beginning of washing. There- fore, after 30 seconds, the operation is interrupted to check the water level, and then the Water is supplied again until the selected water level is reached. -
Page 7: Automatic Draining Time Adjustment
AUTOMATIC DRAINING TIME ADJUSTMENT This system adjusts the draining time automatically according to the draining condition. Good draining The washer begins spin process after drainage. Draining Bad draining Draining time is prolonged. condition No draining Program is stopped and gives the alarm. FUNCTIONAL PRINCIPLE 1) The micom can remember the time from the beginning of drain to reset point when the pressure switc reaches to "OFF"... -
Page 8: Softener Dispenser
SOFTENER DISPENSER This is the device to dispense the softener automatically by centrifugal force. This is installed inside the auto-balancer. FUNCTIONAL PRINCIPLE 1) Softener stays in room (A) when poured into softener inlet. 2) Softener moves from (A) to (B) by centrifugal force during intermittent spin process. 3) Softener flows from (B) to (C) during rinse process next to intermittent spin. -
Page 9: Automatic Unbalance Adjustment
AUTOMATIC UNBALANCE ADJUSTMENT This system is to prevent abnormal vibration during i ntermittent spin and spin process. . FUNCTIONAL PRINCIPLE Contact of safety switch Lid closing 1) While the lid is closed, the safety switch contact is "ON" position. 2) In case that wash loads get uneven during spin, the outer tub hits the safety switch due to the serious vibration, and the spin process is interrupted. -
Page 10: Residual Time Display
HOW TO CLEAN THE LINT FILTER 1) Pull the filter frame upward. 2) Turn the lint filter inside out, and wash the lint off with water 3) Return the filter as it was, and fix the filter frame to the slot. AUTOMATIC POWER OFF P.C.B. -
Page 11: Gear Mechanism Ass'y
WATER LEVEL SWITCH Water pressure of air room which is at the side of outer-tub is transmitted to the air room in the water leVE switch through air-tube. Diaphragm moves up and down by the transmitted pressure to move the core. Movement of core transforms the inductance of coil by Henly's Law. -
Page 12: Safety Device For Motor
SAFETY DEVICE FOR MOTOR I n case of occurring disorder of motor caused by extreme-high voltage, over-heating, over- l oad, safety devices (Thermal Protector) of mo- tor can be operated and cut off the power sources automatically. At this case, motor does not run. However, motor can be operated normally again about 1 hour later. -
Page 13: Functional Principle Of Bubble Washing Machine
FUNCTIONAL PRINCIPLE OF BUBBLE WASHING MACHINE 1) A CROSS SECTION Outer tub Pu lsator Nozzle 2) FUNCTION PRINCIPLE Bubble generator supplies the air from the bottom of outer tub to the inner space of pulsator, the air i, dispersed by the rotation of pulsator. Air-bubble is created by the centrifugal force, and rises up. -
Page 14: The Structure Of The Washing Machine
3. THE STRUCTURE OF THE WASHING MACHINE • COLD WATER TAP HOT WATER TAP After using the washer, After using the washer, close close the water tap and the water tap and turn off turn off the power. the power. •... -
Page 17: Directions For Installation And Use
5. DIRECTIONS FOR INSTALLATION AND USE HOW TO INSTALL THE WASHING MACHINE THE SELECTION OF THE INSTALLING PLACE Never install in these places I nstall the washer on a horizontal solid floor. • The place where it would be exposed to I f the washer is installed direct sunlight. -
Page 20: How To Install The Drain Hose
HOW TO INSTALL THE DRAIN HOSE I NSTALLATION OF THE DRAIN HOSE Connect the drain hose to Never forget to install drain hose before operating this the drain outlet at the washing machine. The packing box opened, there are a side of the washing drain hose, a clamp, and a hose fixture. -
Page 25: Drain Motor Valve Replacement
DRAIN MOTOR AND VALVE REPLACEMENT • Lay the front of the washer on the floor. • Separate the drain motor from the bracket. Turn the valve lid by using screw driver as • Loosen the adjustment screw and four bolts shown in figure and remove the valve lid mounting the drain motor. -
Page 36: Parts List (The Whole)
PARTS LIST PARTS NAME DESCRIPTION Q'TY REMARK REF No. PARTS CODE 3614501800 PLATE TOP 3614201400 PANEL FRONT 3614201500 PANNEL REAR 3611701300 DOOR B 3611403100 COVER DOOR 3615500500 WINDOW DISPLAY SEE NOTE 1 ASS'Y P.C.B SEE NOTE 11 TRANS POWER THERMAL FUSE SEE NOTE 3 HARNESS AS SEE NOTE 7... - Page 37 REF No. PARTS CODE PARTS NAME DESCRIPTION Q'TY REMARK SCREW TAPPING T2S TRS 4 x 16 MFZN 7122401611 4507D83030 COVER OUTER TUB SCREW PULSATOR FIX 6 x 26.5 4505E32030 RING 0 D5.5 4505E32050 36 -1 9700800 PULSATOR 4509G83080 I NSERT PULSATOR SMS 1025 4507D83080 SPECIAL NUT...
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Page 39: Parts Diagram
PARTS DIAGRAM...
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