SERVICE MANUAL
Contents
1. MOTOR Q Pull out the hinge pressing its snap Do not use the pulled out hinge again It may be taken off during operation DAMPER m Clean the drain pump filter Open the lower cover cap by Unplug the drain plug then Take out any foreign material using a coin Turn the drain plug the water flows out from the pump filter After to pull out the hose At this time use a vessel cleaning turn the pump filter Q to prevent water flowing on the clockwise and insert the floor If the water does not flow any drain plug to the original more turn the pump filter place close the lower cover cap open to the left 28 Pump Outlet Hose D Remove pump outlet hose Remove tub pump bellows 3 Remove cap Remaining Hose 4 Disconnect the wiring 5 Unscrew 2 screws Remove the pump ZA D Loosen the M6 heater nut to pull out the heater When mounting the heater be sure to insert the heater into the heater clip on the bottom of the tub ARE QD Pull it out by holding the thermistor bracket x If itis pulled by the wire it may be broken When mounting the thermistor again make sure that it is got back tight to the bushing 29 SWITCH ASSEMBLY DOOR LOCK CO Take apart the cabinet cover clamp and release the gasket Unscrew 2 screws holding the door lock 3 Disconnect the door lock from the wiring connector D R2. website http www LGEservice com e mail http LGEservice com techsup html WASHING MACHINE SERVICE MANUAL CAUTION READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLE CORRECTLY BEFORE OFFERING SERVICE MODEL WD M 1018 0 9 S WD M 8018 0 9 S WD M 1018 0 9 N WD M 8018 0 9 N CONTENTS Te SPECIFICA NON a a een 3 2 FEATURES amp TEGHNIGAL EXPLANATION ss ea 4 SR HRC Ls OAR EE 6 A UNS AERO a ee ee ee ee se 7 OPERATION See er 10 6 WIRING DIAGRAM PROGRAM CHAR u 12 Fe Kee BIER ele nh TEE 13 7 1 BEFORE PERFORMING SERVICE ae nei 13 EH RE 13 7 3 HOW TO KNOW THE WATER LEVEL FEREOUENCN aaa aaa seaaaanaacezaazaacca 13 7 4 ERROR DISPLAY seen 14 8 ERROR DIAGNOSIS AND CHECK LIST sun em 16 8 1 DIAGNOSIS AND ANSWER FOR ABNORMAL OPERATION 16 8 2 FAULT DIAGNOSIS AND TROUBLESHOOTING eeeaaa aaa aaa aaa aaa eee aaaaaaaaeaaaaaaaaaecca 19 SO DISASSEMBLY INSTRUC TIONS ae Oak 25 LO ERPEODED VIEW ee esse 32 10 1 THE EXPLODED VIEW OF CABINET ASSEMBLY a una 32 10 2 THE EXPLODED VIEW OF CONTROL PANEL 8 DISPENSER ASSEMBLY 33 10 3 THE EXPLODED VIEW OF DRUM 8 TURAGGEMBLIN 34 TAFFENBDPS REDIACEMENULPANS SD w w ren 35 1 SPECIFICATION WD M 1018 0 9 S WD M 8018 0 9 S ITEM WD M 1018 0 9 N WD M 8018 0 9 N POWER SUPPLY 220 240V 50Hz PRODUCT WEIGHT 52kg 57kg WASHING 190W ELECTRICITY SPIN 8
3. assembly Replace the PWB assembly Main 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 After power off is the resistance of wire RED YELLOW connectors between 10010300 R Normal After power off and the heater terminal is NO Replace the heater disconnected is the resistance 10 to 300 assembly HEATING CONTINUOUSLY ABOVE THE SETTING WATER TEMPERATURE When disconnect the connector 1 on the PWB assembly Main is the resistance of the Natural connectors Blue White amp White between 2 5k to 180k 2 105 C 0 C Replace the thermistor 6322FR2046 When checking thermistor on the tub is the thermistor loosened above 2mm from the rubber Push the thermistor tightly to the rubber 22 SPIN TROUBLE Check on the spinning is the frequency of the water level 248 or more The frequency can be checked by pressing the Option Pre Wash Crease Care and Time Delay buttons at the same time on the program Check the sensor Pressure or hose Sensor H the problem is on the sensor or the hose replace the sensor or the hose Normal Correct the connector When pressing Option Pre Wash Crease Care Spin and POWER buttons at the same time after power off press the START PAUSE button 2 times is the dr
4. in washing chart Drain 60 sec The actual program time can be varied with the load amount Time for varies as the temperature or the amount of laundry water temperature or ambient temperature 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 blood chocolate you may select Bio function by pressing the option button Quick 30 By selecting this function you may wash a small quantity of colored laundry which is lightly soiled fast You can select Bio function and Eco function when temperature is higher than 60 C in Cotton and Synthetic If the function is selected the beginning water temperature can not be changed 12 7 TROUBLESHOOTING 7 1 BEFORE PERFORMING SERVICE M Be careful of electric shock or disconnecting the parts while trouble shooting M Voltage of each terminal in 220 240V and DC while applying an electric current 7 2 QC TEST MODE Pressing Option Bio Rinse and Option Crease Care Pre Wash button simultaneously 2 Power button ON with pressing upper two button then buzzer sound twice 3 Press the START PAU
5. lt gt Synthetic can be selected The opposite is possible Start Pause button e Use the button to start or pause wash cycle e The power turns off automatically 4 minutes after the pause button is pressed LED display e Display the estimated remaining time Hour Minute to finish In case of abnormal operation error indications are displayed IL iE ME UC U UL Le rr DE We Ob CE Pe re e See troubleshooting guide Synthetic Cotto C E Wool u Delicate j Hand Wash Dees ui D _ Start Pause Drain Child Lock e Child Lock system can be set and canceled by pressing and holding both Option Bio Rinsse button and option Pre Wash Crease Care button simultaneously more than 2 seconds e Once Child Lock is set all buttons are inoperable e Child Lock system can be set anytime even during Power off and operation e It is automatically cancelled when an operational error occur 10 Option e 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 and Synthetic e Rinset If you wish to rinse more the Rinset option will remove any trace of detergents e Pre Wash If the laundry is heavily soiled Pre Wash course is effective Pre Wash is available in Cotton and Synthetic Program e Crease Care If you wan
6. used YES In this condition wash and spin do not operate LOW SUDSING Is the proper amount of detergent used DETERGENT as recommended Recommend to reduce the amount of detergent x This appliance has the automatic suds sensing function which operates under much suds condition for good rinse and preventing overflow x When much suds are sensed the suds removing fuction such as drain water input and pause will operate without rotating the drum normally o No effect of softener Is softener put in the correct compartment of Compartment for 9 drawer softener YES Is the drawer closed during wash YES Is the softener cap clogged YES Explain how to use softener Clean the compartment for softener an Visit to check 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 NO POWER When measuring the voltage of the outlet is the voltage AC 220 240V Check the fuse When measuring the voltage of White 3pin connector of the PWB assy Is the voltage AC 220 240V YES Replace PWB assembly ALL BUTTONS ARE INOPERABLE EXCEPT POWER BUTTON Cancle the Child Lock by pressing both Option Bio Rinse Option Pre Check the harnes
7. 00rpm 300W CONSUMPTION DRAIN MOTOR 32W WASH HEATER 1900W REVOLUTION Messi SE SPEED SPIN WD M 8018 0 9 S N 400 500 600 800rpm WD M 1018 0 9 S N 400 600 800 1000rpm OPERATION WATER PRESSURE 0 3 10kgf cm 30 1000kPa CONTROL TYPE Electronic 3 5kg 5 0kg WASH CAPACITY Synthetic 1 5 Delicate 1 0 Synthetic 1 7 Delicate 1 5 Wool 1 0 Hand Wash 1 0 Wool 1 5 Handwash 1 5 Quick 30 1 0 Quick 30 1 5 DIMENSION 600mm W x 360mm D x 850mm H 600mm W x440mm D x 850mm H WASH PROGRAM Cotton Synthetic Delicate Wool Hand Wash Quick 30 Drain OPTION Bio Rinse Pre Wash Crease Care DOOR SWITCH TYPE Bi Metal type WATER LEVEL 9 steps by sensor RESERVATION From 3 hours to 19 hours SENSING OF THE LAUNDRY AMOUNT Adopted FUZZY LOGIC Adopted DISPLAY OF THE REMAINING TIME Adopted ERROR DIAGNOSIS 10 items POWER AUTO OFF Adopted CHILD LOCK Adopted 2 FEATURES amp TECHNICAL EXPLANATION 2 1 FEATURES m E Protection against creases With the alternate rotation of the drum creasing in the laundry is minimized E More economical by Fuzzy Logic System FUZZY Logic System detects the amount of load and water temperature and then determines the optimum water level and washing time to minimize energy and water consumption E Child Lock The Child Lock system has been developed to prevent children from pressing any button except Power button to change the programme during operation M Low noise speed control syste
8. SE button as follows Press the START PAUSE button more 4 times until stop spinning 3 times High speed Spin Motor rom About 79 85 WD M 8018 0 9 S N Motor rom About 95 106 WD M 1018 0 9 S N 4 times Inlet valve for pre wash operation Water level frequency 225 265 Inlet valve for main wash operation 5 times Water level frequency 225 265 Hot inlet valve in case of hot water fill 7 3 HOW TO KNOW THE WATER LEVEL FREQUENCY x Press the Option Crease Care Pre Wash and Time delay button simultaneously ex 241 Water level frequency 241 x 1071kHz 24 1kHz The digits means water level frequency 10 kHz 13 7 4 ERROR DISPLAY e If you press the Start Pause button any error except HE will disappear and the machine will change into pause status e In case of HE LE Eu if the error is not resolved within 15 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 FE power will not be turned off u ERROR SYMPTOM CAUSE WATER INLET o Water has not reached to the pre set level within 4 min since ERROR inlet valve operated or water has not reached to the normal level within 25 min IMBALANCE o The appliance is tilted ERROR o Laundry is gathered to one side o Non distributable things are put into the drum o Water has not drained enough within 8 min o Water is automatically be
9. VE D Disconnect the wiring receptacle Unscrew 2 screws from the back x When reconnecting the connector VALVE 1 MAIN White Black Black VALVE 2 PRE Gray White Black VALVE 3 HOT Blue Red Black m Open the lower cover cap by using coin and pull out the lower cover in the arrow direction after a screw is unscrewed QD Open the door completely Remove the two screws from the hinge x When removing the door assembly it is necessary to hold the bracket that is inner of the cabinet cover GASKET ASSEMBLY D Take apart the cabinet gasket clamp Unscrew 2 screws from the cabinet cover amp Open the lower cover cap and unscrew 1 screw inside 4 Take apart the lower cover I Disassemble the cantrol panel refer to the 25page Unscrew all the screws on the upper and lower sides of the cabinet cover D Take apart the tub gasket clamp Make sure that the drain hole of the gasket is put beneath when reassembling the gasket x Refer to the arrow mark on the tub cover 27 PULLEY MOTOR DAMPER 1 Remove the back cover 2 Take off the belt turning the pulley 3 Unscrew the bolt to pull out the pulley PULLEY D Unscrew 2 screws from the bracket Push the motor in the arrow direction for disassembling 3 When reassembling the motor make sure that motor mounting bushings are not taken off from the bracket
10. cap MACCESSORIES Hot Cold 2EA Cold 1EA 4 INSTALLATION Before servicing ask the customer what the trouble is Check the adjustment power supply is 220 240V remove the transit bolts Check the troubles referring to the troubleshooting Decide service steps referring to disassembly instructions Then service and repair 6 After servicing operate the appliance to see whether it works O Kor NOT M STANDARD INSTALLATION The appliance should be installed as follows REMOVE THE TRANSIT INSTALL THE APPLIANCE ADJUST THE BOLTS ON FLAT AND FIRM SURFACE HORIZONTAL e Remove the transit bolts e Turn the adjustable feet to 4EA Q with supplied wrench set the appliance horizontally e Keep the transit bolts and wrench for future use e Insert the 4 caps provided into the hole The appliance goes up by rotating the feet clockwise e The appliance comes down by rotating the feet counter clockwise M HOW TO CONNECT INLET HOSE e Check that the rubber washer is inside of the valve connector e Connect the inlet hose firmly to prevent leak m CONNECT DRAIN HOSE Make sure that the hose is not twisted Avoid submerging the end of the hose The drain hose should be placed under 100cm from the floor E CONNECT POWER PLUG Avoid connecting several electric devices It may be the cause of a fire Connect the power p
11. emove the heater Remove the foreign material wire coin and others by inserting a long bar through the hole 30 10 EXPLODED VIEW 10 1 THE EXPLODED VIEW OF CABINET ASSEMBLY W Service Part lt gt Non Service Part 31 10 2 THE EXPLODED VIEW OF CONTROL PANEL amp DISPENSER ASSEMBLY C gt Service Part gt Non Service Part 10 3 THE EXPLODED VIEW OF DRUM amp TUB ASSEMBLY C D Service Part D 5 Non Service Part e WE D 33 NOV 2002 PRINTED IN KOREA P No 3828ER3013P
12. ing pumped out because too much water is in the tub SENSOR PRESSURE o The sensor pressure switch is out of order S W ERROR DOOR OPEN o The Start Pause button is pressed with the door open o The door switch is out of order HEATING o The thermistor is out of order ERROR 14 8 ERROR DIAGNOSIS AND CHECK LIST 8 1 DIAGNOSIS AND ANSWER FOR ABNORMAL OPERATION SYMPTOM GUIDE FOR SERVICE CALL NO POWER Is the power plug connected firmly to 220 240V outlet Power failure or Breaker opened Is the outlet controlled by a switch NO Visit to check Water inlet trouble Is displayed YES Is the tap opened YES NO gt Is the tap frozen Is the water supply shut off NO Is filter in the inlet valve clogged with foreign Clean the filter of material inlet valve NO Visit to check 15 SYMPTOM e DOOR OPEN ERROR Refer to 7 4 ERROR DISPLAY e Drain Trouble GUIDE FOR SERVICE CALL Did you press the Start Pause button when Close the door the door is open Visit to check Check if the door switch is O K Is HE 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 16 SYMPTOM GUIDE FOR SERVICE CALL o Suds overflow from the Is low sudsing detergent for the durm appliance l l PP washing machine
13. lug to the wall outlet TEST OPERATION Press the START PAUSE button Start Pa N Check the water supply Check if water is supplied through the detergent dispenser 1 Preparation for GA Press the power button washing Power e Connect the power plug to the outlet e Connect the inlet hose e In case of cotton program Check automatic reverse turn Press both Spin and Option Bio Rinse button simultaneously the present temperature will be displayed Check if the drum rotates clockwise and counterclockwise Power off and open the O Water removal Q Check drain and spin door Power off and then power on Turn on Spin lamps after pressing the Start Pause button and Start the machine again Check drain and spin Power Power off and then power on Check if the door can be opened after Door Lock lamp turns off If SVC is needed during check remove the remaining water by pulling out the hose cap 5 OPERATION Eco e It is possible in cotton course when 60 C Wash program selector e 9 program can be set depending on the type of the laundry e If the power button is pressed all lamps are on e By turning the dial Cotton lt gt Delicate lt gt Quick 30 lt gt Eco c Rinse Spin lt gt Drain lt gt Hand Wash lt gt Wool
14. m By sensing the amount of load and balance automatical distributes load evenly to minimize the spinning noise level E Auto Restart Although the washing machine is turned off by a power failure it restarts automatically where it stopped when power is supplied again and it will be the same the machine is unplugged and is plugged in again 2 2 DETERMINE WASHING TIME BY FUZZY LOGIC To get the best washing performance optimal time is determined by sensing of water temperature selected washing temperature and laundry amount water temperature selected the 2 temperature performance spin rhythm time laundry amount SENSING PROCESSING DETERMINATION EFFECT 2 3 WATER LEVEL CONTROL his model adopts a pressure sensor which can sense the water level in the tub When the water level reaches to the preset level the water supply is stopped then the washing program proceeds Spinning does not proceed until the water in the tub reduces a certain level 2 4 THE DOOR CAN NOT BE OPENED e While program is operating e While Door Lock light turns on 3 PARTS IDENTIFICATION Power plug e f the supply cord is damaged it must be replaced by the manufacturer or its service agents or a similarly qualified person in order to avoid a hazard Drawer For detergent and fabric softener Control panel Drum o Q 0909007 0 09 Door Drain pump filter Lower cover Drain plug Adjustable feet Lower cover
15. nected to the terminals of inlet valve Is softener put in the correct compartment of drawer YES Is the softner cap clogged YES NO Refer to INO WATER SUPPLY Check the wiring on the dispenser Put it in the correct compartment Clean the cap and drawer ABNORMAL SOUND Is the pulley bolt loosened 9 Is the belt worn YES NO Is there friction noise from the motor YES 20 Fix the bolt tightly Replace the V belt 4400FR3116A Replace the motor HEATING WITHOUT WATER PWB ASSEMBLY MAIN When pressing Option Pre Wash Crease Care and Time Delay at the same time after draining is the water level frequency 252 or more When pressing Option Pre Wash Crease Care Time Delay buttons at the same time while wash is the water level frequency between 220 240V Checking voltage between two pins as press the power button is the voltage 220 240V Is the drain hose twisted or frozen Is the impeller of the drain pump clogged Is the connector disconnected disassembled Is the coil of drain pump cut off resistance of coil is 90 160 2 When checking voltage between connectors CO on spinning is the voltage 220 240V as the figure 21 NO Replace the sensor pressure Replace the PWB assembly Repair drain hose Remove foreign material Reconnect or repair the connector Replace the pump
16. s NO Assembly lt PWB ASSEMBLY MAIN gt Does the Child Lock is set Wash Crease Care simultaneously for 3 seconds First unplug the power cord and plug again Check the buttons are operable NO 18 Normal NO WATER SUPPLY Is the water supply shut off Is the tap opened Open the tap Check the chamber Air When you press both Option Pre Wash Crease care button and Time Delay button simultaneously is the water level frequency below 240 YES gt and the tube clogged with impurity Is the inlet valve filter clogged with impurity YES Clean the filter Is resistance of the inlet valve connector between the 2 to 8 kQ Replace the inlet valve Check the voltage between each terminals of inlet Valve is 220 240V Refer to 7 2 TEST MODE DETERGENT DOES NOT FLOW IN Refer to solution INO INLET Replace PWB assembly option HOT ls water supplied Check the wiring on the dispenser Are replaceptacles correctly connected to the NO terminals of inlet valve YES Put the detergent in the SOFTENER correct position el e Is detergent put in the correct compartment of PRE MAIN the drawer WASH WASH MAIN WASH Detergent YES Clean the drawer Is the detergent caked or hardened 19 SOFTENER DOES NOT FLOW IN option HOT ls water supplied Are receptacles correctly con
17. t to prevent crease select this button with spin Time Delay e Press the button when delayed washing is needed e When the button is pressed 3 50 is displayed maximum delay of 9 39 hours can be set e Each press advances time delay by the hour ENEE DEE e Use Power button to cancel Time Delay e Time Delay means the time SS required from the present to the Pre Wash Rinse Crease Care ONo Spin Rinse Hold completion of washing Spin Power button e WD M 8018 0 9 S lt gt No spin 400 500 600 800 Press the button to turn power on and off WD M 8018 0 9 N Press the button to cancel the time delay WD M 1018 0 9 S No spin 400 600 800 1000 WD M 1018 0 9 N 11 6 WIRING DIAGRAM PROGRAM CHART MAIN PWB sde BUMP INLET VALVE pressure THERMISTOR DOOR LOCK gl SENSOR n n PIN CONNECTOR TERMINAL 250 TERMINAL HOUSING 250 Q EARTH TERMINAL WIRE COLOR BASE LINE i WD 1018 0 9 S N WD 801 8 0 9 S N Water Supply W S Intermittent Spin LS Disentangle D T Normal Working Time Hour Minute Ges PER ee SERA About 1 TAA BE a a a a EEEE a Deicate gt lt bie lt lt eee e ER EE REE Inge gt lt bt a nn Emmen anal Ser A peei Pe a Pepe i a ee eu 2 E Fer nn NR E gt MEE Basic Cycle m Optional Cycle Pre Setting Time Water Supply 120 sec Basic time is minute
18. um low speed spin NO Is it disconnected or disassembled Red 3pin D White 2pin National 4pin White 3pin NO Check the motor connector Is the resistance between the terminal in figure the same as below Resistance between terminals Replace the motor D 0 5 1 0Q assembly 0 1 9 2 5Q 4681FR1194A Be sure to unplug the machine before measuring MOTOR TERMINAL Replace the PWB assembly 23 9 DISASSEMBLY INSTRUCTIONS x Be sure to unplug the machine out of the outlet before disassembling and repairing the parts CONTROL PANEL PLATE ASSEMBLY TOP 1 Unscrew 2 screws on the back of the top plate 2 Pull the top plate backward and upward as shown 1 Disconnect the PWB Assembly connector from Main lead wire Assembly 2 Pull out the drawer and unscrew 2 screws 3 Push upper hooks down on the top and pull the control panel PANEL ASSEMBLY CONTROL D Disconnect the PWB assembly Main amp Display from the control panel by unscrew 3 screws 24 DISPENSER ASSEMBLY 1 Disassemble the top plate assembly Pull out the drawer to arrow direction 3 Unscrew 2 screws D The hose clamps and the hose are disassembled ki DISPENSER ASSEMBLY D The ventilation bellows and the water inlet bellows are disassembled on the tub 25 INLET VAL
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