LG Wd 10164n Service Manual

20
NO
YES
NO
NO
YESNO
YES
YES
NO
NO
YES
YES
YESNO
NO
NO
YES
Wiring diagram
option (HOT)
option (HOT)
Is the water supply shut-off?
Is the tap opened?
When you press both Biobutton and Time Delay
button simultaneously, is the water level frequency
below 240?
Is the inlet valve filter clogged with impurity?
Is resistance of the inlet valve connector 
between the 2 to 8
k?
Check the voltage between each terminals of inlet
Valve is 220 - 240V~.
(Refer to 7-2 TEST MODE)
Is water supplied?
Are replaceptacles...

21
YES YES YES
NO NO
NO
NO
NO
YES YES
YES
YES
Wiring diagram
option (HOT)
ABNORMAL SOUND SOFTENER DOES NOT FLOW IN
Fix the bolt tightly.
Replace the V-belt
(4400FR3116A)
Replace the motor. Refer to
NO WATER SUPPLY
Check the wiring on the 
dispenser.
Put it in the correct
compartment.
Clean the cap and
drawer.
Is the pulley bolt loosened?
Is the belt worn?
Is there friction noise from the motor? Is water supplied?
Are receptacles correctly connected to the terminals
of inlet valve?
Is softener put in the...

22
AC 220-240V
NO
NO YES
YES
YES NO
NO
NO
NOYES
YES
NO
2
1
PWB ASSEMBLY (MAIN)
PWB ASSEMBLY (MAIN)
Replace the sensor 
(pressure)
Replace the PWB
assembly (Main)
Repair drain hose
Remove foreign
material.
Reconnect or repair the
connector
Replace the pump
assembly
Replace the PWB
assembly (Main) 
When pressing [Bio] and [Time Delay] at the
same time after draining, is  the water level
frequency 252 or more?  
When pressing  [Bio], [Time Delay] buttons at
the same time while wash, is the water level...

23
NO
YES
YES
WASH HEATER TROUBLE
When checking the voltage between 
connector the PWB assembly (Main)during 
whites washing ,Is the voltage 
220 - 240V    ?Replace the PWB 
assembly (Main)
YESNO
After power off and the heater terminal is
disconnected, is the resistance 10 to 30   ?Replace the heater 
assembly
NO
After power off,is the resistance of wire
(BROWN-BLUE) connectors between
10    to 30   ?
Normal
NOYES
BROWN
BLUE
2
3
123
  ~    
220 - 240V~
(1)
PWB ASSEMBLY (MAIN)
Replace the thermistor...

24
3
@
1@2
NO
YES
YES YES
NO
NO
NO
YES
(1)
SPIN TROUBLE
Check the sensor
(Pressure) or hose 
(Sensor). 
If the problem is on the
sensor or the hose, replace
the sensor or the hose.
Normal
Correct the connector.
Replace the motor
assembly.
(4681ER1003A)
Check on the spinning, is the frequency of the
water level 248 or more. The frequency can be 
checked by pressing the Bioand Time Delaybuttons
at the same time on the program.
When pressing Pre Wash,Crease Care, and
POWER buttons at the same time after...

25 
Be sure to unplug the machine out of the outlet before disassembling and repairing the parts. 
9. DISASSEMBLY INSTRUCTIONS
Unscrew 2 screws on the back of the top plate.
Pull the top plate backward and upward as shown.
Disconnect the PWB Assembly connector from Main
lead wire Assembly.
Pull out the drawer and unscrew 2 screws.
Push upper hooks down on the top and pull the control
panel.
Disconnect the PWB assembly (Main & Display) from
the control panel by pushing 4 hooks down.
Hook
CONTROL PANEL...

26
Disassemble the top plate assembly.
Pull out the drawer to arrow direction.
Unscrew 2 screws.
The hose clamps and the hose are disassembled.
The  ventilation  bellows  and  the  water  inlet  bellows  are
disassembled on the tub.
DISPENSER ASSEMBLY  
DISPENSOR ASSEMBLY DRAWER
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27
Disconnect the wiring receptacle.
Unscrew 2 screws from the back.
When reconnecting the connector
Open  the  lower  cover  plate  by  using  coin  and  pull  out
the  lower  cover  in  the  arrow  direction  after  a  screw  is
unscrewed.
Open the door completely.
Remove the two screws from the hinge.
When removing the door assembly, it is necessary to
hold the bracket that is inner of the cabinet cover.
12
3
INLET VALVE
LOWER COVER
VALVE #1 (MAIN) Whited/Black-Black
VALVE #2 (PRE) White/Red - Black...

28
Take apart the cabinet gasket clamp.
Unscrew 2 screws from the cabinet cover.
Open the lower cover cap and unscrew 1 screw inside.
Take apart the lower cover.
Unscrew all the screws on the upper and lower sides of
the cabinet cover.
Take apart the tub gasket clamp.
Make sure that the drain hole of the gasket is put
beneath when reassembling the gasket.
Refer to the arrow mark on the tub cover.
GASKET ASSEMBLY 
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29
Remove the back cover.
Take off the belt turning the pulley.
Unscrew the bolt to pull out the pulley.
Unscrew 2 screws from the bracket.
Push the motor in the arrow direction for
disassembling.
When reassembling the motor, make sure that motor
mounting bushings are not taken off from the bracket.
Pull out the hinge, pressing its snap.
Do not use the pulled out hinge again. It may be taken
off during operation.Hinge,
DamperDamper
1
2
3
PULLEY, MOTOR, DAMPER
(PULLEY)
(MOTOR)
(DAMPER)
Open the lower...