DOWNLOAD LG WD-12TPP Service Manual ↓ Size: 6.95 MB | Pages: 45 in PDF or view online for FREE

Model
WD-12TPP
Pages
45
Size
6.95 MB
Type
PDF
Document
Service Manual
Brand
Device
Washing Machine
File
wd-12tpp.pdf
Date

LG WD-12TPP Service Manual ▷ View online

21
NO
YES
NO
NO
YES
NO
YES
YES
NO
NO
YES
YES
YES
NO
NO
NO
YES
5
4
Dry
Steam
Steam
Dry
Is water supply shut-off?
Is the tap opened?
When you press both Rinse button and Spin button
simultaneously, is the water level frequency below
240?
Is the inlet valve filter clogged with impurity?
Is resistance between each terminal of INLET
VALVE ASSEMBLY is 2~8
k
?
Check the voltage of the inlet valve connector 
AC 220-240V~.
(Refer to 7-2 QC TEST MODE)
Is water supplied?
Are replaceptacles correctly connected to the
terminals of the INLET VALVE ASSEMBLY?
Is detergent put in the correct compartment of
the drawer?
Is the detergent hardened?
Open the tap.
Check the AIR CHAMBER
and the tube clogged 
with impurity. 
Clean the filter.
Replace the INLET VALVE
ASSEMBLY.
Replace the MAIN PWB
ASSEMBLY
Refer to 
^NO WATER SUPPLY_
Check the wiring on the
dispenser.
Put the detergent in the
correct position 
PRE+MAIN
MAIN WASH
: Detergent 
Clean the drawer.
NO WATER SUPPLY
DETERGENT DOES NOT FLOW IN
22
YES
YES
NO
NO
NO
NO
YES
YES
YES
YES
Steam
Dry
A B N O R M A L   S O U N D
S O F T E N E R   D O E S   N O T   F L O W   I N
Fix the bolt tightly.
Replace the STATOR
ASSEMBLY or ROTOR
ASSEMBLY.
Refer to
^NO WATER SUPPLY_
Check the wiring on the 
dispenser.
Put it in the correct
compartment.
Clean the cap and
drawer.
Is the motor bolt loosened?
Is there friction noise from the motor?
Is water supplied?
Are receptacles correctly connected to the terminals
of the INLET VALVE ASSEMBLY?
Is softener put in the correct compartment of the
drawer?
Is the softener cap clogged?
23
(1)
(2)
AC 220-240V
Replace the
S.PRESSURE SWITCH
ASSEMBLY
Replace the MAIN PWB
ASSEMBLY
Repair the DRAIN HOSE
ASSEMBLY.
Remove foreign material.
Reconnect or repair the
connector
Repair the DRAIN PUMP
ASSEMBLY.
Repair the MAIN PWB
ASSEMBLY.
When pressing Rinse and Temp. at the same time
after draining, is  the water level frequency 255?  
When pressing Rinse and Temp. buttons at the
same time while washing, is the water level
frequency between 230 - 243 ?
After completely drained and turn 
off water, the washing machine is 
operated under the [Sanirary] condition.
Check the voatage between two pins is the 
Voltage 0 V AC?
Is the drain hose twisted or frozen?
Is the impeller of the drain pump clogged?
Is the connector disconnected, disassembled?
Is the coil of the drain pump cut-off?
(resistance of coil is 80~150
Ω)
When checking voltage between connectors
( ,  )on spinning, is the voltage 220-240V 
as the figure?
HEATING WITHOUT WATER
D R A I N   M A L F U N C T I O N I N G
24
AC 220-240V
YELLOW-BLACK
BLACK
220-240V~? 
Push the THERMISTOR
tightly to the rubber.
When checking THERMISTOR on the tub is the
THERMISTOR loosened above 2mm from 
the rubber?
HEATING CONTINUOUSLY ABOVE 
THE SETTING WATER TEMPERATURE
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