LG Wd 10164n Service Manual

10
5. OPERATION
LED display
Display the estimated remaining time
(Hour : Minute) to finish.
In case of abnormal operation, error
indications are displayed.  
(                                                  )
See troubleshooting guide.
Eco
It is possible in cotton
course when 60
C
Power button
Press the button to turn power on and off.
Press the button to cancel the time delay.
Start/Pause button
Use the button to start or pause wash
cycle.
The power turns off automatically 4 minutes
after the pause...

11
Child - Lock
IChild Locksystem can be set and canceled by pressing and
holding both [Spin] and [Crease Care] button simultaneously
more than 2 seconds.
IOnce Child Lockis set, all buttons are inoperable.
IChild Lock system can be set anytime even during Power-
off and operation.
IIt is automatically cancelled when an operational error occur.
Spin
IWD(M)-80150FB I

12
6. WIRING DIAGRAM/ PROGRAM CHART
 
42
87
26
51
11
58
58
57
2:35(2:34)
❋Pre Wash : If the laundry is heavily soiled, “Pre Wash” course is effective. Pre Wash is available in Cotton and Synthetic Program.
❋Eco : By selecting Eco function, the water temperature is reduced and washing time is lengthened. So you can economize in your
consumption of energy.
❋Rinse+ : If you wish to rinse more, the Rinse+ function will remove any trace of detergents.
❋Bio : If you want to eliminate protein stains (milk,...

7-1.BEFORE PERFORMING SERVICE

14
7-4.ERROR DISPLAY.
If you press the Start/Pausebutton any error except  will disappear and the machine will change
into pause status.
In case of if the error is not resolved within 20 sec. In case of other errors, if the
error is not resolved within 4 min. Power will be turned off automatically and the error only will be
blinked. But in the case of 
, power will not be turned off.
ERROR  SYMPTOM
1WATER INLETWater has not reached to the pre-set level within 4 min. since
ERROR inlet valve operated, or...

15
ERROR SYMPTOM  CAUSE
8
9
10
• The electric contact between the connectors
(5-pin, male in the wire harness and 5-pin, female in the hall sensor) is bad
or unstable.
Reconnect or repair the contact in the connector
• The connector (6-pin, male, natural) in the wire harness is not connected to
the connector (6-pin, female, natural) of PWB ASSEMBLY (Main) or the
electric contact of connectors is bad/unstable.
Reconnect or repair the contact in the connector 
• The electric contact between the connectors...

16
8-1.DIAGNOSIS AND ANSWER FOR ABNORMAL OPERATION
8. ERROR DIAGNOSIS AND CHECK LIST
SYMPTOM GUIDE FOR SERVICE CALL
NO POWER 
Water inlet trouble
YES
YES
YES
NO NO
YES
NO NO
Is the power plug connected firmly to 
220-240V~ outlet?
Power failure? or Breaker opened?
Is the outlet controlled by a switch.
Visit to check 
Is  displayed?
Is the tap opened?
Is the tap frozen?
Is the water supply shut-off?
Is filter in the inlet valve clogged with foreign
material?
Visit to check 
Clean the filter of
inlet...

17
SYMPTOM GUIDE FOR SERVICE CALL
DOOR OPEN ERROR
Refer to 
7-4 ERROR DISPLAY
Drain Trouble
NOYES
YES
NO
NO
YES
Did you press the Start/Pausebutton when
the door is open?
Visit to check
Check if the door switch is O.K 
Is  displayed?
Is the debris filter clogged with foreign
material such as pins, coins, etc.?
Is the drain hose frozen with water, kinked, or
crushed?
Visit to check Close the door 
Clean up 
the filter. 
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18
SYMPTOM                                                                 GUIDE FOR SERVICE CALL
Suds overflow from the
appliance.
(In this condition, wash and 
spin do not operate 
normally)
No effect of softener
YES
YES
YES
YES
YES
Is low-sudsing detergent for the durm
washing machine used?
Is the proper amount of detergent used 
as recommended?
Recommend to reduce the amount 
of detergent.
Is softener put in the correct compartment of
drawer?
Is the drawer closed during wash?
Is the softener cap...

19 
8-2.FAULT DIAGNOSIS AND TROUBLESHOOTING
1. Be careful of electric shock or disconnecting the parts while troubleshooting.
2. First of all, check the connection of each part terminal with wiring diagram.
3. If you replace the PWB assembly (Main), put in the connectors correctly.
CAUTION
NO
NO
NO
YES YES
YES
YES
NO
NOYES


(1)
(6) (5)
(2)
Check the fuse?
Replace PWB assembly 
(Main)
Replace PWB assembly
(Main)
Reconnect the PWB
assembly (Display)
Reconnect the PWB
assembly (Display) When measuring the...