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SERVICE MANUAL
Automatic Washer
WWA-680
SPECIFICATION
Power source
Overall dimension
Net weight
Power consumption
Motor output
Washing method
Water capacity
Water consumption
Pulsator speed
Spinner tub speed
Specification: Subject to change without notice.
AC 220V, 60Hz
540(W) × 515(D) × 920(H)
27kg
310W
150W
Automatic reverse turn
45 Liters
106 Liters (Regular wash cycle
Water level: High)
170 r.p.m(Delicate course 60 r.p.m)
850 r.p.m
WWA-680
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ABNORMAL CONDITION
When the washer is abnormal, the washer stops as the every actions turns off, beep tone sounds ON-0.1 second
and OFF-0.1 second for 6 seconds and number window LED display abnormal code and blink on and off. The
washer judges the following four conditions as abnormal condition.
1) Abnormal condition of water supply
In supplying with water, the water level does not reach 1 level within 15 minutes or does not reach your
chosen water level within 30 minutes.
The number window LED display abnormal code: a and begin blinking on and off at the same time and
the electric buzzer sounds to indicate a problem.
2) Abnormal condition of drain
In draining, the water level does not go down below the reset level of the water level sensor within 8
minutes.
The number window LED display abnormal code: and begin blinking on and off at the same time
and the electric buzzer sounds to indicate a problem.
3) Abnormal condition of spin-dry
• The safety switch works 3 times continuously.
The number window LED display abnormal code: and begin blinking on and off at the same time
and the electric buzzer sounds to indicate a problem.
• The washer lid is opened.
The number window LED display abnormal code: and begin blinking on and off at the same time
and the electric buzzer sounds to indicate a problem.
4) Abnormal condition of water level sensor.
The water level sensor malfunctions.
The number window LED display abnormal code: and begin blinking on and off at the same time
and the electric buzzer sounds to indicate a problem.
WWA-680
2
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CIRCUIT DIAGRAM
COLOR SYMBOL
Gr
Bl
G
B
LB
Br
O
P
R
W
Y
V
GRAY
BLUE
GREEN
BLACK
LIGHT BLUE
BROWN
ORANGE
PINK
RED
WHITE
YELLOW
VIOLET
P R I N T E D C I RC UI T B OARD
F US E
5 A
B r
B r
B r
L B
Y
Y
C A P AC I T OR
Y / G
R
6 P C ONN E C TO R ( B L U E )
R
WA T E R
V A L V E
MOT OR
L B
O
O
W. V
L B
T ORQU E
MOT OR
V
P
T . M
L B
L B
L B
L B
B l
4 P C ON N E C TOR ( WH I T E)
P . S
P R E S S URE
S WI T C H
THOUBLE SHOOTING
TROUBLE INSPECTION CAUSES REMEDY
INSPECTION
a. Power Source
Yes
Any indications
work when
power switch is
No
on and the start
button is pressed
Is fuse blown? Deterioration of fuse.
Motor is defective.
Capacitor is defective.
Replace.
Replace.
Replace.
Poor connect of 6(4)-pin
connectors (blue&white).
Control circuit board is
defective
Repair or replace.
Replace.
W
Gr
GrB l
W
L I D
S WI T C H
WWA-680
Gr
S WI T C H
B
B
T U B
3
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TROUBLE INSPECTION CAUSES REMEDY
INSPECTION
b. Water Supply
Yes
Water does not
flow when the
power switch is
on and start
button is pressed.
Cushion
Filter
“magic” joint assembly
Does humming
noise come on
from water
Valve?
No
Something on the filter of
the water valve or
“magic” hose joint.
Poor connect of 6(4)-pin
connectors (blue& white).
Water valve is defective.
Water level sensor is
defective.
Control circuit board is
defective.
Clean the filter.
Repair or replace.
Replace.
Replace.
Replace.
Low
Water is not
supplied normally.
Check water
pressure.
Remove the flow
sheet of the water
valve.
Replace the water
High
Clean the filter on the
water valve or
“magic” joint
assembly.
Replace the water
valve.
Note: When removing the flow sheet, reinstate the filter in place correctly.
Does water stop
when the plug
is removed or
power switch is
OFF?
No
Something in the air trap
hose or air leaks from a
Yes
part related water level
sensor system.
Water level sensor is
defective.
Control circuit board is
defective.
Clean or replace.
Replace .
Replace.
Something on the
diaphragm on the water
valve.
Diaphragm is deformed
Replace or
disassemble the
valve and clean
the diaphragm
WWA-680
4