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LG WD(M)-14400(5)TB Service Manual

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MODEL : WD(M)-14400(5)TB / WD(M)-14401(6)TB / AWD-14400TB /
WD(M)-13400(5)TB / WD(M)-13401(6)TB /
WD(M)-12400(5)TB / WD(M)-12401(6)TB /
WD-12411(6)TB / WD-12417TBX /
WD(M)-11400(5)TB / WD(M)-11401(6)TB /
WD(M)-10400(5)TB / WD(M)-10401(6)TB /
WD-10411(6)TB / WD-10417TBX



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  Summary of Contents for LG WD(M)-14400(5)TB

  • Page 1 MODEL : WD(M)-14400(5)TB / WD(M)-14401(6)TB / AWD-14400TB / WD(M)-13400(5)TB / WD(M)-13401(6)TB / WD(M)-12400(5)TB / WD(M)-12401(6)TB / WD-12411(6)TB / WD-12417TBX / WD(M)-11400(5)TB / WD(M)-11401(6)TB / WD(M)-10400(5)TB / WD(M)-10401(6)TB / WD-10411(6)TB / WD-10417TBX...
  • Page 2 AUG. 2005 PRINTED IN KOREA P/No. : 3828ER3044R...
  • Page 3: Table Of Contents

    CONTENTS 1. SPECIFICATION ............................3 2. FEATURES &TECHNICAL EXPLANATION ...................4 3. PARTS IDENTIFICATION .........................6 4. INSTALLATION............................7 5. OPERATION ............................10 6. WIRING DIAGRAM /PROGRAM CHART....................12 7. TROUBLESHOOTING..........................13 7-1. BEFORE PERFORMING SERVICE ....................13 7-2. QC TEST MODE..........................13 7-3. HOW TO KNOW THE WATER LEVEL FREQUENCY..............13 7-4.
  • Page 4: Specification

    1. SPECIFICATION WD(M)-14400(5)TB / WD(M)-14401(6)TB WD(M)-11400(5)TB / WD(M)-11401(6)TB WD(M)-13400(5)TB / WD(M)-13401(6)TB AWD-14400TB ITEM WD(M)-12400(5)TB / WD(M)-12401(6)TB WD(M)-10400(5)TB / WD(M)-10401(6)TB WD-12411(6)TB / WD-12417TBX WD-10411(6)TB / WD-10417TBX 220-240V~, 50Hz POWER SUPPLY 65kg PRODUCT WEIGHT 230W WASHING 440W SPIN ELECTRICITY DRAIN MOTOR CONSUMPTION...
  • Page 5: Features &Technical Explanation

    By sensing the amount of load and balance, automatical distributes load evenly to minimize the spinning noise level. Safety device (Aqua lock) WD(M)-14400(5)TB/13400(5)TB/12400(5)TB/11400(5)TB Aqua lock System is designed for detecting water leak during operation to prevent water from flooding over the...
  • Page 6: Water Level Control

    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 wahsing time the best selected FUZZY washing rinsing time washing temperature LOGIC performance spin rhythm, time...
  • Page 7: Parts Identification

    3. PARTS IDENTIFICATION Power plug If the supply cord is damaged, it must be replaced by the manufacturer or its authorized service technician in order to avold a hazard. Drawer (For detergent and fabric softener) Control panel Drum Lower Cover Cap Door Drain plug Lower cover...
  • Page 8: Installation

    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. After servicing,operate the appliance to see whether it works O Kor NOT. STANDARD INSTALLATION The appliance should be installed as follows.
  • Page 9 HOW TO CONNECT INLET HOSE Check that the rubber washer is inside of the valve connector. Connect the inlet hose firmly to prevent leak. CONNECT DRAIN HOSE The drain hose should be placed under 100cm from the floor. CONNECT POWER PLUG...
  • Page 10 TEST OPERATION Preparation for Press the power button. Press the Start/Pause washing. button Connect the power plug to the In case of coloureds program. outlet. Connect the inlet hose. Check the water heating Check automatic reverse Check the water supply. tum.
  • Page 11: Operation

    5. OPERATION Wash program selector LED display 9 program can be set depending on the type of the laundry. Display the estimated remaining time (Hour : Minute) to finish. If the power button is pressed, Cotton program is automatically set. By turning the dial, [Cotton, Cotton-Eco, Synthetic, Delicate, Woo/Silk, In case of abnormal operation, error indications Hand Wash, Quick 30, Duvet, Baby Care] can be selected.
  • Page 12: Time Delay

    Time Delay Child - Lock Press the button when delayed washing is needed. Child Lock system can be set and canceled by pressing and holding both [Rinse] and [Option] button simultaneously more than When the button is pressed, is displayed, maximum delay of hours can be set.
  • Page 13: Wiring Diagram /Program Chart

    6. WIRING DIAGRAM / PROGRAM CHART * Water Supply : W·S * Intermittent Spin : I·S * Disentangle : D·T Washing Rinse Spin Main Normal Rinse + Washing Staycooling Normal · · Working · · · · · · · ·...
  • Page 14: Troubleshooting

    7. TROUBLESHOOTING 7-1. BEFORE PERFORMING SERVICE Be careful of electric shock or disconnecting the parts while troubleshooting. Voltage of each terminal in 220-240V~and DC while applying an electric current. 7-2. QC TEST MODE. Pressing Option, and Spin button simultaneously. Power supply on with pressing upper two button. Then buzzer sound twice. Press the Start/Pause button as follows.
  • Page 15: Error Display

    7-4. ERROR DISPLAY If you press the Start/Pause button when an error in displayed, 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 the 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.
  • Page 16 ASSEMBLY and MAIN PWB ASSEMBLY is cut (open circuited). Repair the damaged (open-circuited) the LEAD WIRE ASSEMBLY The hall sensor is out of order / defective. Replace the STATOR ASSEMBLY WATER LEAKS Water leaks [WD(M)-14400(5)TB/13400(5)TB/12400(5)TB/11400(5)TB] The washer experienced a power failure. POWER Restart the cycle. FAILURE...
  • Page 17: Error Diagnosis And Check List

    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 Visit to check WATER INLET TROBLE displayed?
  • Page 18 SYMPTOM GUIDE FOR SERVICE CALL DOOR OPEN ERROR Close the door Did you press the Start/Pause button when the door is open? Visit to check Check if the door switch is O.K displayed? DRAIN TROUBLE Clean up Is the debris filter clogged with foreign the filter material such as pins, coins, etc.? Is the drain hose frozen with water, kinked,...
  • Page 19 SYMPTOM GUIDE FOR SERVICE CALL suds overflow from Is low-sudsing detergent for the drum washing the appliance, machine used? (in this condition, wash and spin do not LOW-SUDSING operate normally) Is the proper amount of detergent used as DETERGENT recommended? Recommend to reduce the amount of detergent.
  • Page 20: Fault Diagnosis And Troubleshooting

    8-2. FAULT DIAGNOSIS AND TROUBLESHOOTING CAUTION 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 MAIN PWB ASSEMBLY, put in the connectors correctly. NO POWER When measuring the voltage of the outlet, Check the fuse...
  • Page 21: No Water Supply

    NO WATER SUPPLY Is water supply shut-off? Is the tap opened? Open the tap. check the AIR CHAMBER When you press both Rinse button and Spin button and the tube clogged with simultaneously, is the water level frequency below 240? impurity.
  • Page 22 SOFTENER DOES NOT FLOW IN Refer to Is water supplied? NO WATER SUPPLY Check the wiring on the Are receptacles correctly connected to the terminals dispenser. of the INLET VALVE ASSEMBLY? Put it in the correct Is softener put in the correct compartment of the compartment.
  • Page 23: Heating Without Water

    HEATING WITHOUT WATER When pressing Time Delay and Rinse at the same time after draining, is the water level frequency 252 Replace the or more? When pressing Option and Spin buttons S.PRESSURE SWITCH at the same time while wash, is the water level ASSEMBLY frequency between 230~234? Checking voltage between two pins as press the...
  • Page 24 WASH HEATER TROUBLE When checking the voltage between connectors Replace the MAIN PWB ) during whites washing, Is the voltage ASSEMBLY 220 - 240V~? After power off, is the resistance of wire Normal (RED-YELLOW) connectors between 10 ~30 Ω ? After power off and the heater terminal is Replace the HEATER disconnected, is the resistance 10~30 Ω?
  • Page 25 SPIN TROUBLE Check the sensor Check on the spinning, is the frequency of the water (Pressure) or hose (Sensor). If the problem is level 248 or more. The frequency can be checked by on the sensor or the hose, pressing the Time Delay and Rinse buttons at the replace the sensor or the same time on the program.
  • Page 26: Disassembly Instructions

    9. DISASSEMBLY INSTRUCTIONS * Be sure to unplug the machine out of the outlet before disassembling and repairing the parts. CONTROL PANEL ASSEMBLY Unscrew 2 screws on the back of the top plate. Pull the top plate backward and upward as shown. Disconnect the ASSEMBLY connector.
  • Page 27: Dispenser Assembly

    DISPENSER ASSEMBLY Disassemble the TOP PLATE ASSEMBLY. Pull out the drawer slightly upward. Unscrew 2 screws. Disassemble hose clamps and hoses. Disassemble the ventilation bellows and the water inlet bellows from the tub.
  • Page 28: Inlet Valve Assembly

    INLET VALVE ASSEMBLY Disconnect the wiring connector. Unscrew 2(4) screws from the back. * When reconnecting the connector * Cold only model VALVE #1 (MAIN) Whited/Black-Black VALVE#2 (PRE) Gray/White-Black * Cold only model VALVE #1 (MAIN) Whited/Black-Black VALVE#2 (PRE) Gray/White-Black VALVE#3 (HOT) Blue/Red-Black LOWER COVER...
  • Page 29: Door Assembly

    DOOR ASSEMBLY 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. GASKET Take apart the CLAMP ASSEMBLY (cabinet). Unscrew 2 screws from the CABINET COVER. Open the lower cover cap and unscrew 1 screw inside (Refer to page 27) Take apart the LOWER COVER.
  • Page 30 ROTOR ASSEMBLY, STATOR ASSEMBLY, FRICTION DAMPER ASSEMBLY 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 and take out it at the front of the Washing Machine.
  • Page 31: Heater Assembly

    DRAIN PUMP ASSEMLBY Remove pump outlet hose. Remove tub pump bellows. Remove cap (Remaining Hose.) Disconnect the wiring. Unscrew 2 screws. Remove the pump. HEATER ASSEMBLY Loosen the M6 heater nuts to pull out the HEATER ASSEMBLY. CAUTION When mounting the HEATER ASSEMBLY be sure to insert the HEATER ASSEMBLY into the heater clip on the bottom of the tub.
  • Page 32 SWITCH ASSEMBLY, DOOR LOCK Take apart the CLAMP ASSEMBLY (cabinet) and release the GASKET. Unscrew 2 screws holding the DOOR SWITCH ASSEMBLY. Disconnect the door lock from the wiring connector. WHEN FOREIGN MATERIAL IS STUCK BETWEEN DRUM AND TUB Remove the HEATER ASSEMBLY. Remove the foreign material (wire, coin and others) by inserting a long bar through the hole.
  • Page 33: Exploded View And Parts List

    10. EXPLODED VIEW AND PART LIST 10-1. THE PART LIST OF CABINET ASSEMBLY A154 A110 A153 A150 A140 A152 A151 A134 A240 A201 A220 A277 HOT(ORANGE) A273 CLOD(BLUE) A274 HOT(ORANGE) HOT(ORANGE) A275 A271 CLOD(BLUE) CLOD(BLUE) A276 A272 A270...
  • Page 34: The Exploded View Of Control Panel And Dispenser Assembly

    10-2. THE EXPLODED VIEW OF CONTROL PANEL & DISPENSER ASSEMBLY F462 F324 F322 F321 F432 F225 F220 F430 F120 F441 A450 F215 F110 F210...
  • Page 35: The Exploded View Of Drum And Tub Assembly

    10-3 THE EXPLODED VIEW OF DRUM & TUB ASSEMLBY F140 K111 F465 F466 F464 K311 K342 K332 F467 F461 K330 F468 K346...