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LG Wd 10490n Service Manual

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    							10
    5. OPERATION
    Water temperature
    selector
    Press the button to select
    water temperature.
    The water temperature 
    [60
    C ➔95C➔Cold ➔
    30
    C ➔40C] can be
    selected in Cotton. 
    95C  is selected for Cotton
    and Baby Care.
    Option
    Rinse+
    Used to additional rinse, which may
    assist in removing traces of detergent
    residue.
    • By selecting Rinse+ function, the rinse
    time and the rinse water are increased.
    Pre Wash
    If the laundry is heavily soiled, “Pre
    Wash” course is effective.
    Pre Wash is available in Cotton and
    Synthetic Program.Crease Care
    If you want to prevent crease,
    select this button with spin speed.
    Bio
    • If you want to eliminate protein
    stains(milk, blood, chocolate...), 
    you may select Bio by pressing the
    option button.[You can select Bio
    when temperature is higher than
    60°C in Cotton, Synthetic and Baby
    Care.]
    LED display
    • Display the estimated
    remaining time
    (Hour:Minute) to finish.
    • In case of abnormal
    operation, error indications
    are dispayed.
    (                                       )
    • See troubleshooting guide.
    Child - lock
    NOTE
    If the Program lamps are blinked at the same time after the 
    power off or the end of the washing, the child lock mode is set. 
    Cancel the child lock mode by pressing the [Temp.] and the [ Option]
    button simultaneously for 3 seconds.
    Child Lock system can be set and canceled by pressing both
    [Temp.] and [Option] button simultaneously for 3 seconds.
    Once Child Lock is set, all buttons are not functioning except
    power button.
    Child Lock system can be set anytime even during Power-off
    and operation.
    It is automatically cancelled when an operational error occurs. 
      
    						
    							11
    Start/Pause button
    Use the button to start or pause
    wash cycle.
    The power turn off automatically
    4 minutes after the pause button
    is pressed.
    Spin
    WD-10480S/N/T
    WD-10490S/N/T
    Rinse Hold ➔No Spin ➔ 400
    ➔ 800 ➔ 1000
    WD-80480S/N/T
    WD-80490S/N/T
    Rinse Hold ➔No Spin ➔ 400
    ➔ 800
    Time
    Time Save
    By selecting the Time Save option, the wash time may
    be reduced, depending on the program selected.
    Time Delay
    Press the button when reservation washing is needed.
    When the button is pressed, [          ] is displayed,
    maximum delay of [          ] hours can be set.
    Each press advances time delay by the hour.
    Use [Power] button to cancel [Time Delay]
    [Time Delay] means the time required from the present
    to the completion of washing.
    Wash program selector
    8 programs can be set depending on the type of the laundry.
    By turing the dial (pressing the button : WD-10490S/N/T,
    WD-80490S/N/T )
    [Cotton ➔ Baby Care ➔ Synthetic ➔ Delicate ➔  
    Hand Wash/Wool ➔ Quick 30 ➔ Rinse+Spin ➔ Spin]
    can be selected.
    Power button
    Press the button to turn
    on and off.
      
    						
    							12
    6. WIRING DIAGRAM/ PROGRAM CHART
    YL BK
    WASHING
    HEATER
    BLYL
    * Water Supply : WÆS        * Intermittent Spin : IÆS        * Disentangle : DÆT
    *                       Basic Cycle
    *                       Optional Cycle                                                                                
    * Pre-Setting Time : Water Supply - 120 sec.                                                         * Basic time is minute i
                                        Drain          -   60 sec.                                                          * The
    * ~ Time for varies as the temperature or      the amount of laundry                          water temperature or ambient te
    WashingRinseSpin
    W
    Æ
    S
    PreMain
    WashingDrainI
    Æ
    SW
    Æ
    SRinsingWashingStaycoolingHeatingWashingDrainW
    Æ
    S
    12376549810
    Normal
    DrainI
    Æ
    S
    1112
    1
    W
    Æ
    SRinsing
    1314
    DrainI
    Æ
    S
    1516
    2
    W
    Æ
    SRinsing
    1718
    DrainI
    Æ
    S
    1920
    W
    Æ
    SRinsing
    2122
    DrainI
    Æ
    S
    2324
    W
    Æ
    SRinsing
    2526
    Rinse +
    DrainSpinDÆT
    A
    U
    T
    O
    O
    F
    F
    34
    27282920
    E
    N
    D
    20
    Cotton
    Normal
    Working
    Time
    (Hour:Minute)
    About 2:57(54)
    120MIN60MIN120240601206060240120360602401203606024012036060240120360604801202020
    C
       Y
          C
             L
               ES
      T
        E
          P C
    O
    U
    R
    S
    E Time
       (SEC)
    858
    ~
    95
    Synthetic
    Delicate
    Baby Care
    About 2:10(07)
    About 1:03
    About 2:57(54)
    About 1:09
    4
    18
    SpinAbout    14(11)
    ❇ (  ) : WD-8048(9)0S/N/T
    Rinse
    + SpinAbout    22(19)
    4
    18
    4
    ~
    24
    Handwash/Wool24Quick 30About    30
    ❋Pre Wash : •If the laundry is heavily soiled, “Pre Wash” course is effective.
    ❋Time Save : • This option can be used to reduce the time of a wash program.
    • To use this option press the Time Save button once before the wash program is started.
    • This option is not available with Quick 30 program.
    ❋Rinse+ : • Used to additional rinse, which may assist in removing traces of detergent residue.
    • By selecting Rinse+
    function, the rinse time and the rinse water are increased.
    ❋Crease Care : • If you want to prevent crease, select this button with spin speed. 
    ❋Bio : • If you want to eliminate protein stains (milk, blood, chocolate...), you may select Bio function by pressing the
    option button.
      
    						
    							14
    7-5.ERROR DISPLAY.
    ERROR SYMPTOM CAUSE
    1WATER INLETWater has not reached to the pre-set level within 4 min. since
    ERRORinlet valve operated, or water has not reached to the normal
    level within 25 min.
    2IMBALANCEThe appliance is tilted. 
    ERRORLaundry is gathered to one side.
    Non distributable things are put into the drum.
    3DRAIN ERROR Water has not drained enough within 5 min.
    4OVERFLOW Water is automatically being pumped out because too much
    ERROR
    water is in the tub.
    5SENSOR PRESSURE
    The sensor pressure switch is out of order.S/W ERROR
    6DOOR OPENThe 
    [Start/Pause]button is pressed with the door open.
    ERROR
    The door switch is out of order.
    7HEATING
    ERROR
    The thermistor is out of order.
    If you press the ¥
    ¥[Start/Pause]button when an error is displayed, any error except S/W ERRORwill disappear
    and the machine will change into pause status.
    In case of   if the error is not resolved within 20 sec. In the case of other
    errors, if the error is not resolved within 4 min. power will be turned off automatically and the error code will be
    blinked. But in case of  , power will not be turned off. 
    ,,,
      
    						
    							15
    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 valve
      
    						
    							16
    SYMPTOM GUIDE FOR SERVICE CALL
    DOOR OPEN ERROR
    Refer to 
    7-3 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. 
      
    						
    							17
    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 clogged?
    Explain how to use softener
    Clean the compartment for softener 
    Visit to check LOW SUDSING
    DETERGENT
    Compartment for
    softener
    This appliance has the automatic suds sensing function which
    operates under much suds condition for good rinse and
    preventing overflow.
    When much suds are sensed, the suds removing fuction such as
    drain, water input, and pause will operate without rotating the
    drum.
      
    						
    							18
    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
    NOYES
    YES
    YES
    NO
    NO YES
    PWB ASSEMBLY
    12
    Check the fuse 
    Check the harness
    Assembly. When measuring the voltage of the outlet, 
    is the voltage AC 220-240V?
    When measuring the voltage of pin 
    						
    							19
    NO
    YES
    NO
    YESNO
    YES
    NO
    NO
    YES
    YES
    YESNO
    NO
    NO
    YES
    Wiring diagram
    option (HOT)
    option (HOT)
    MAIN WASH
    : Detergent 
    WASHPRE -
    WMAIN
    SOFTENERASH
    MAXmax
    Is the water supply shut-off?
    Is the tap opened?
    Is the inlet valve filter clogged with impurity?
    Is resistance of the inlet valve connector 
    between the 2 to 8
    kΩ?
    Check the voltage between each terminals of
    inlet Valve is 220 - 240V~.
    (Refer to 7-2 TEST MODE)
    Is water supplied?
    Are receptacles correctly connected to the
    terminals of inlet valve?
    Is detergent put in the correct compartment of
    the drawer?
    Is the detergent caked or hardened?Open the tap.
    Clean the filter.
    Replace the inlet valve.
    Replace PWB assembly
    Refer to solution
    NO INLET
    Check the wiring on the
    dispenser.
    Put the detergent in the
    correct position 
    PRE+MAIN
    Clean the drawer.
    NO WATER SUPPLY
    DETERGENT DOES NOT FLOW IN
      
    						
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