LG WF-S5700PHK Service Manual ▷ View online
56
13) Vibration, Noise or Unbalance Error happens during spin.
Where, what & how to check?
Result of Check
Possible Cause How to repair & settle
Using conditions such as
installation etc.
installation etc.
1. Check whether the washer is
leveled. (Check clearance with out
tub and out case the left gap is the
same as the right and the rear gap is
1.5~2 time bigger than the front gap,
same as the right and the rear gap is
1.5~2 time bigger than the front gap,
between the cabinet and the wash
bowl, when it is leveled.)
bowl, when it is leveled.)
2. Check whether laundry in the wash
bowl is out of balance that can
cause severe vibration & noise.
cause severe vibration & noise.
3. Check whether the pulsator doesn’t
rotate during spin.(To check that,
remove the front lid and than run the
spin only cycle.)
remove the front lid and than run the
spin only cycle.)
Damper
1. Check whether the outer tub cover
hit the top cover without load
during spin.
during spin.
Not leveled.
Laundry is
unbalanced.
The pulsator
rotates initially
then the inner tub
rotates.
rotates initially
then the inner tub
rotates.
Hit
Defect of
installation
installation
Defect of the
clutch
Defect of the
damper
damper
Level the washer.
Explain that it is not out
of order and it may
happen when big & long
laundry is washed.
of order and it may
happen when big & long
laundry is washed.
Change the clutch
spring-B or the clutch
asm.
spring-B or the clutch
asm.
Change four dampers
simultaneously.
(In assembling, check
the position to damper
asm)
simultaneously.
(In assembling, check
the position to damper
asm)
It is very important to find out what kinds of noise & where comes from to settle
noise during spin and accumulately service experiance.
57
14) Power is automatically turned off during operation or immediately
turning on the power switch.
Where, what & how to check?
Result of Check
Possible Cause How to repair & settle
Main voltage
1. It is mostly caused by noise from
mains or transfomerient power cut.
mains or transfomerient power cut.
Auto Off switch or
Controller
Controller
1.Check whether power is
automatically turned off when
turning on the auto off switch after
unplugging the power cord from the
outlet
turning on the auto off switch after
unplugging the power cord from the
outlet
2. It would be defect of the controller if
power is automatically turned off
immediately when turning on the
power switch even though there is
no defects in the auto off switch.
immediately when turning on the
power switch even though there is
no defects in the auto off switch.
Automatically
turned off
turned off
Defect in main.
Mechanical defect
of the auto off
switch.
of the auto off
switch.
Explain the cause.
(It happens specially
when a high frequency
equipment is a used
around the washer or in
the case voltage
fluctuation is big)
(It happens specially
when a high frequency
equipment is a used
around the washer or in
the case voltage
fluctuation is big)
Change the auto off
switch.
switch.
Change the controller.
58
5. EXPLODED VIEW
TOP COVER
ASSEMBLY
ASSEMBLY
OUT CASE
ASSEMBLY
ASSEMBLY
TUB ASSEMBLY
59
5-1. THE EXPLODED VIEW OF TOP COVER ASSEMBLY
A020
A023
A051
A030
A040
A052
A060
A210
A160
A100
A273
A274
A271
A272
A270
A276
A275
A277
A185
A180
A184
A182
A183
A181
A160
A220
A230
A151
A190
A200
A201
A202
A240
A026
A010
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