Whirlpool WWA-680 User manual

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
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
Specification: Subject to change without notice.
WWA-680

2
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

3
CIRCUIT DIAGRAM
S WI T C H
T UB
Gr
L B
L B
O
O
WA T E R
V A L V E
W. V
R
YG rB l
MOT OR
B r
L B
L B
V
P
Y
B r
B r
6 P C ONNE C T OR ( B L U E )
4 P C ON NE C T OR( WHI T E )
S WI T C H
RB l Gr B
T OR QU E
B
W
P . S
T . M
MOT OR
C A P A C I T OR
P R E S S U R E
L B
L B
L B
Y / G
5 A
F US E
W
L I
S WI T C H
P R I NT E C I R C UI T B OA R
THOUBLE SHOOTING
a. Power Source
Yes
No
WWA-680
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
TROUBLE INSPECTION CAUSES REMEDY
Any indications
and beep do not
work when
power switch is
on and the start
button is pressed
INSPECTION
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.

4
Does water stop
when the plug
is removed or
power switch is
OFF?
“magic” joint assembly
Filter
Cushion
b. Water Supply
Yes
No
Low
High
Note: When removing the flow sheet, reinstate the filter in place correctly.
Yes
No
WWA-680
TROUBLE INSPECTION CAUSES REMEDY
Water does not
flow when the
power switch is
on and start
button is pressed.
INSPECTION
Does humming
noise come on
from water
Valve?
Something on the filter of
the water valve or
“magic” hose joint.
Clean the filter.
Poor connect of 6(4)-pin
connectors (blue& white).
Water valve is defective.
Water level sensor is
defective.
Control circuit board is
defective.
Repair or replace.
Replace.
Replace.
Replace.
Water is not
supplied normally.
Check water
pressure.
Remove the flow
sheet of the water
valve.
Replace the water
valve.
Clean the filter on the
water valve or
“magic” joint
assembly.
Replace the water
valve.
Water does not stop
Something in the air trap
hose or air leaks from a
part related water level
sensor system.
Water level sensor is
defective.
Control circuit board is
defective.
Something on the
diaphragm on the water
valve.
Diaphragm is deformed
Clean or replace.
Replace .
Replace.
Replace or
disassemble the
valve and clean
the diaphragm
Replace

5
Bearing ass
’
y is defective. Replace.
Motor wires are
dis-connected.
Capacitor wires are
dis
-
connected
.
Capacitor is defective.
Motor coil shorten.
Brake lining on bearing ass
’
y
is worn out.
Brake lever ass
’
y is defective.
Torque motor is broken.
Brake lining is worn out.
Brake lever ass
’
y is defective.
Foreign matter in valve.
Valve spring is deformed.
Valve bellow
s
is deformed.
Torque motor lead wire is
disconnected.
Control circuit board is
defective.
c. Wash/Rinse
No
Yes
No
Yes
No
Yes
Yes
No
No
d. Drain
Yes
No
WWA-680
TROUBLE INSPECTION CAUSES REMEDY
Washing cycle does
not start even if
water keeps the
selected water level.
INSPECTION
Does the spin tub
rotated normally
when the
PROCESS button
is set to SPIN?
Bearing ass
’
y is defective.
Poor connect of 6-pin
connectors (blue & white)
Thermostat on motor is
opened.
Control circuit board is
defective.
Replace.
Replace.
Repair or replace
after cooling down.
Replace.
Does the pulsator
rotate by hand?
Does humming
noise come on
from motor?
Replace or repair.
Replace or repair.
Replace.
Replace.
The spin tub rotates
together with the
pulsator during
washing or rinsing
cycle. Is the torque motor
working normally.
Replace bearing ass
’
y.
Replace bearing ass
’
y.
Replace.
Note:
Break-work is
normal when spin
tub stops within 10
sec. under no-load.
Does brake-work
normally?
Replace bearing ass
’
y.
Replace
bearing
l ass
’
y.
Water does not
drain out.
Is the torque motor
working normally?
Clean valve inside.
Replace spring.
Replace bellows or
replace valve.
Repair or replace.
Replace.

6
e. Spin Drying
Yes
No
WWA-680
TROUBLE INSPECTION CAUSES REMEDYINSPECTION
Drain takes time too
long.
Valve bellow is deformed.
Drain hose ass
’
y is deformed.
Hose is connected in the
wrong way.
Hose is too long or position of
hose is too high.
Replace.
Repair or replace.
Repair.
Repair.
Note: In draining, the water lever sensor can
not reset in 8minutes.
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.
Note: In draining, the water level sensor can
not reset in 8minutes.
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.
• If the Drain Hose is too long or high, it may
make draining impossible.
• The extend Drain Hose to a maximum long of
3 meters and maximum high of 10
centimeters.
Spin drying cycle
does not work.
INSPECTION
Does safety
device work?
Machine inclines. Replace with level.
The V-belt is slipping.
The V-belt is snapped.
Small pulley mounting
screw is loosed.
Motor is disconnected or
burnt.
Capacitor is broken or
disconnected.
Bearing ass
’
y is defective.
Torque motor is defective.
Brake lever is defective.
Thermostat on motor is
opened.
Poor contact of 6(4)-pin
connectors (blue &white).
Control circuit board is
defective.
Adjust the motor
position.
Replace.
Tighten up.
Replace.
Replace.
Replace.
Replace.
Repair or replace.
Repair or replace
after cooling down.
Repair or replace.
Replace.
Note:
1. 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.
2. Do not disconnect the wire from the
capacitor, because this wire acts as
de-pressing noise from outside to the
micro-computer.

7
Operation of safety device
When the safety device works by abnormal swing of spin drum, machine works automatically to
stop Spin-Dry cycle and operates water supply valve to pour water into the Wash/Spin Tub and then starts
washing cycle for replacing washing clothes evenly.
After above operation has down twice, if safety device works again, machine will stop, and 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.
• Open the Wash Lid and rearrange the clothes evenly around the Wash/Spin Tub.
• Close the Wash Lid and press the START/PAUSE button again.
f. Buzzing and rattling
Low
High
WWA-680
TROUBLE INSPECTION CAUSES REMEDYINSPECTIONINSPECTION
Start of spin-drying. Normal spin.Safety device work.
Electric circuit
count operation of
safety device.
Electric circuit works to stop
spin when safety device
detects continuously three
times of abnormal swing of
sp
in drum.
Automatic
adjustment or
load. Stop of Spin-Dry
Agitation of load (Rinsing
for 2 minutes).
Buzzing/rattling
during water
supply.
INSPECTION Screw of water valve is
loose.
Something in water valve.
Tighten screws.
Replace.
INSPECTION
Is high water
pressure (more
than 4kg/cm
2
)?
Faucet open too far Adjust faucet
turning.
Water supply

8
Yes
No
PART LIST
Key No. Part No. (Hefei sanyo) Description Q
’
ty
1 3010874179040 Control Circuit Board Complete 1
2 ST1TN40160SE SCR 4×16 5
3 ST1TN40100SE SCR 4×10 2
4 3012176303041 Plate Frame 1
5 301B121000252 Membrane Plat 1
6 301B141200126 Washer Lid Assembly 1
7 3012160610140 Hinge Shaft 1
8 3012160703140 Hinge Spring 1
9 3010571005140 Safety Device Switch 1
10 3010571006140 Safety Device Switch 1
11 ST1TN40120SE SCR 4×12 2
12 ST1TN40120SE SCR 4×12 1
13 3014294S12140 Valve Assembly(Water Valve) 1
WWA-680
TROUBLE INSPECTION CAUSES REMEDYINSPECTION
Buzzing/rattling
during washing
or rinsing.
Does some noise
sound during
spin drying?
Belt is slipping.
Pulley is loose.
Some part touch motor
Adjust.
Tighten.
Repair or replace
Something underneath
pulsator.
Pulsator is rubbing.
P
ulsator shaft is burnt.
Remove.
Adjust bearing ass
’
y.
R
eplace
bearing
ass
’
y.
Buzzing/rattling
during spin-dry. Is sound in low-pitched
monotone?
Bearings of bearing ass
’
y
is defective.
Replace.
Is variable sound
happened by
vibration?
Does noise sound
when the washer
begins to work?
Is clattering on
maximum
rotation?
Is flapping?
Machine is in unbalance.
Suspension rod ass
’
y is
worn out.
Belt is slipping
Motor pulley is loose.
Wire and/or air trap hose
is loose.
Place machine
evenly on base.
Replace.
Adjust.
Tighten up.
Tighten.

9
Key No. Part No. (Hefei sanyo) Description Q
’
ty
14 STATN40140SE SCR 4×14 2
15 3012324002140 Feed Hose 1
16 3012317202140 Pour Inlet 1
17 3014291S03140 Response Switch(Water Level Switch) 1
18 3012334002140 Hose Band 2
19 3012324212140 Air Trap Hose 1
20 3012143414140 Cushion 1
21 3012176504140 Drip Proof Cover 1
22 ST1TN40120SE SCR 4×12 6
23 3012160121042 Top Plate 1
24 ST1TW40120SE SCR 4×12 4
25 3012131726140 Notice Label 1
26 3012852532140 Tub Housing Assembly 1
27 301B111100001 Frame Complete 1
30 STATN408R0SE SCR 4×8 6
31 3012122212140 Back Cover 1
32 3010856504140 Earthing Wire Assembly 1
33 SVCNN40KE--- Washer SPR 4 1
34 SFSPG40100SA SCR 4×10 1
35 3012122101142 Frame Handle 2
36 3012334001140 Hose Band 1
37 3010324703140 Drain Hose Assembly (Inside) 1
38 3010325103141 Drain Hose Assembly (Outside) 1
39 3012334004140 Hose Band 1
40 3012122302140 Drain Cap 1
41 3012152306042 Leg 1
42 3012234305140 Sound-Proof Board 1
43 ST1TN40120SE SCR 4×12 1
44 ST1TN40120SE SCR 4×12 9
45 3012143401140 Cushion 3
46 ST2TN60200SE SCR 6×20 3
47 3010143007140 Adjuster Screw 1
50 3012152503140 Lead Stay 2
51 3010812012140 Cord Assembly 1
52 3012152501140 Cord Stay 1
53 ST1TN40100SE SCR 4×10 1
54 3014295S01140 Capacitor Assembly, 11.5µF/400V Ac 1
55 3010856501140 Earthing Wire Assembly 1
WWA-680

10
Key No. Part No. (Hefei sanyo) Description Q
’
ty
56 SFSPG40100SE SCR 4×10 2
57 SVCNN40KA --- Washer SPR 4 1
58 3012813007140 Part Bag 1
59 3012871103140 Compressed Connector 4
60 3012871102140 Compressed Connector 1
61 3012411301140 Pulsator Screw 1
62 3012411401140 Pulsator Screw Washer 1
63 3012411008041 Pulsator 1
64 3012411501140 Pulsator Washer 1
65 3012221203140 Outer Tub Cover 1
66 ST1TN40140SE SCR 4×14 2
67 3010240029043 Spin Tub Complete 1
67-1 3010240105043 Balance Weight Assembly 1
67-2 3010241118043 Spin Tub Assembly 1
67-3 ST1TN50210UK SCR 5×21K 6
67-4 3012240208140 Spin Tub Boss 1
67-5 3010912305140 Screw 5×21K 8
67-7 3012324518141 Circulate Hose 1
67-8 ST1TN40100UK Screw 4×10K 4
68 3012912202140 Special Screw 4
70 3010234425140 Suspension Rod Complete 3
71 3010234426140 Suspension Rod Complete (Motor Side) 1
72 3012221104040 Outer Tub Drum 1
73 3012212202140 Drain Pipe 1
74 3012324102140 Overflow Hose 1
75 3010420003140 Bearing Assembly 1
76 3012912208140 Special Screw 6×30 4
77 3014264S13140 Torque Motor(For Drain Valve) 1
78 3012912207140 Special Screw 2
79 3010342014140 Drain Valve Assembly 1
80 3012912203140 Special Screw 2
81 ST1TN40140SE SCR 4×14 1
82 201D0032 Motor Complete 1
83 3012915202140 Insulator Plate 2
84 3010912304140 Screw Assembly 2
85 3010856505140 Earthing Wire Assembly 1
86 SFSPG40100SA SCR 4×10 2
87 3010412202140 Motor Pulley Assembly 1
89 3012991704140 V-Belt 1
90 3012152214140 Motor Angle Holde 1
WWA-680

11
Key No. Part No. (Hefei sanyo) Description Q
’
ty
91 3012912209140 Special Screw 4
99 3010212306143 Lint filter Assembly 1
102 3010325401141 Feed Hose Assembly 1

12
ExplodedView
WWA-680

13