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LG WD(M)-16220(5)FB Service Manual

Lg wd(m)-16220(5)fb; wd(m)-16220(5)fbb(n);wd(m)-14220(5)fb; wd(m)-14220(5)fbb(n); wd(m)-12220(5)fb; wd(m)-12220(5)fbb(n); wd(m)-10220(5)fb; wd(m)-10220(5)fbb(n) washing machine
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WASHING MACHINE

SERVICE MANUAL

CAUTION
READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLE
CORRECTLY BEFORE OFFERING SERVICE.
MODEL : WD(M)-16220(5)FB/16220(5)FBB(N)
WD(M)-14220(5)FB/14220(5)FBB(N)
WD(M)-12220(5)FB/12220(5)FBB(N)
WD(M)-10220(5)FB/10220(5)FBB(N)
website : http://www.LGEservice.com
e-mail : http://LGEservice.com/techsup.html
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  Summary of Contents for LG WD(M)-16220(5)FB

  • Page 1: Washing Machine

    : 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)-16220(5)FB/16220(5)FBB(N) WD(M)-14220(5)FB/14220(5)FBB(N) WD(M)-12220(5)FB/12220(5)FBB(N) WD(M)-10220(5)FB/10220(5)FBB(N)
  • Page 2 AUG. 2003 PRINTED IN KOREA P/No.:3828ER3018U...
  • 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.ERROR DISPLAY ........................14 8.
  • Page 4: Specification

    1. SPECIFICATION WD(M)-16220(5)FB/16220(5)FBB(N) WD(M)-12220(5)FB/12220(5)FBB(N) ITEM WD(M)-14220(5)FB/14220(5)FBB(N) WD(M)-10220(5)FB/10220(5)FBB(N) POWER SUPPLY 220-240V~, 50Hz PRODUCT WEIGHT 65kg WASHING 230W ELECTRICITY SPIN (1400rpm) 440W CONSUMPTION DRAIN MOTOR WASH HEATER 2000W WASH 45rpm 1600 rpm : 400/800/1200/1600 rpm REVOLUTION 1400 rpm : 400/800/1000/1400 rpm SPEED...
  • Page 5: Features & Technical Explanation

    2. FEATURES & TECHNICAL EXPLANATION 2-1.FEATURES Jumbo drum ’s jumbo drum can wash about 40% more load than conventional washing machine. A bigger drum improves the wash performance. More economical by Intelligent Wash System Intelligent Wash 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.
  • 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 washing time the best selected FUZZY washing washing rinsing time 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 service agents or a similarly qualified person in Drawer order to avoid a hazard. (For detergent and fabric softener) Control panel Drum Door 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 K or NOT.
  • 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 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.
  • Page 10: Test Operation

    TEST OPERATION Preparation Press the power button. Press the Start/Pause for washing. button. Connect the power plug to the outlet. In case of coloureds program. Connect the inlet hose. Check the water heating. Check automatic reverse Check the water supply. turn.
  • Page 11: Operation

    5. OPERATION Wash program selector LED display 8 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 In case of abnormal operation, error set.
  • Page 12: Time Delay

    Time Delay Child - Lock Press the button when delayed washing is Child Lock system can be set and canceled by pressing needed. and holding both [Option1] and [Option 2] button When the button is pressed, is displayed, simultaneously more than 2 seconds. 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 Option1, 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: 7-4.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 ERROR SYMPTOM CAUSE • MAIN PWB ASSEMBLY is out of order Replace the MAIN PWB ASSEMBLY CURRENT • Winding in the STATOR ASSEMBLY is short-circuited. ERROR Replace the STATOR ASSEMBLY • The connector (3-pin, male, white) in the LEAD WIRE ASSEMBLY is not connected to the connector (3-pin, female, white) of LOCK STATOR ASSEMBLY.
  • 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 TROUBLE displayed?
  • Page 18 SYMPTOM GUIDE FOR SERVICE CALL DOOR OPEN ERROR 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 displayed? DRAIN TROUBLE Is the debris filter clogged with foreign Clean up the filter.
  • Page 19 SYMPTOM GUIDE FOR SERVICE CALL Suds overflow from the Is low-sudsing detergent for the drum appliance. washing machine used? (In this condition, wash and spin do not operate LOW-SUDSING normally) Is the proper amount of detergent used DETERGENT as 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 simultaneously, is the water level frequency below 240? with impurity. Is the inlet valve filter clogged with impurity? Clean the filter.
  • Page 22: Softener Does Not Flow In

    SOFTENER DOES NOT FLOW IN Option (Hot) 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? Wiring diagram Is softener put in the correct compartment of the Put it in the correct compartment.
  • Page 23: Heating Without Water

    HEATING WITHOUT WATER When pressing Opt. 2 and Time Delay at the same time after draining, is the water level frequency 252 Replace the or more? When pressing Opt. 2, Time Delay S.PRESSURE SWITCH buttons at the same time while wash, is the water ASSEMBLY level frequency between 230 - 243 ?
  • Page 24: Will Not Circulate Water

    WILL NOT CIRCULATE WATER Is the impeller of the drain pump clogged? Remove foreign material. Hose Connector Hose (Gray) Remove foreign material. Are the Hose Connector and/or Hose clogged? Reconnect or repair Is the connector disconnected, disassembled? the connector. Connector Connector Is the coil of the right side of drain pump open Replace PUMP MOTOR...
  • Page 25 WASH HEATER TROUBLE MAIN PWB ASSEMBLY When checking the voltage between Replace the MAIN PWB connectors ( ) during ASSEMBLY whites washing, Is the voltage 220 - 240V 220 - 240V~ YELLOW After power off,is the resistance of wire (RED-YELLOW) connectors between Normal After power off and the heater terminal is Replace the...
  • Page 26: Spin Trouble

    SPIN TROUBLE Check the sensor (Pressure) or Check on the spinning, is the frequency of the hose (Sensor). If the problem water level 248 or more. The frequency can be is on the sensor or the hose, checked by pressing the Opt.2 and Time Delay replace the sensor or the hose.
  • Page 27: 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. TOP PLATE ASSEMBLY Pull the top plate backward and upward as shown. Disconnect the ASSEMBLY connector.
  • Page 28: Dispenser Assembly

    DISPENSER ASSEMBLY Disassemble the TOP PLATE ASSEMBLY. Pull out the drawer slightly upward. Unscrew 2 screws. PUSH DRAWER Disassemble hose clamps and hoses. Option Disassemble the ventilation bellows and the water inlet bellows from the tub. DISPENSER ASSEMBLY...
  • Page 29: Inlet Valve Assembly

    INLET VALVE ASSEMBLY Disconnect the wiring connector. 3 Option Unscrew 2 screws from the back. When reconnecting the connector Cold only model VALVE#1 (MAIN) Whited/Black-Black VALVE#2 (PRE) Gray/ White - Black Cold and Hot model VALVE #1 (MAIN) Whited/Black-Black VALVE #2 (PRE) Gray/ White - Black VALVE #3 (HOT) Blue/Red - Black...
  • Page 30: 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 Take apart the LOWER COVER.
  • Page 31: Clean The Drain Pump Filter

    ROTOR ASSEMBLY, STATOR ASSEMBLY, FRICTION DAMPER ASSEMBLY Remove the BACK COVER. Unscrew the bolt to pull out the ROTOR ASSEMBLY. Rotor Bolt (ROTOR ASSEMBLY) Disconnect the wiring connector. Unscrew 6 bolts from the STATOR. Remove the BODY FRAME. (Only 1400 rpm models) Note : Hook of connector (1) is on the backside (STATOR ASSEMBLY) Pull out the HINGE, pressing its snap.
  • Page 32: Heater Assembly

    DRAIN PUMP ASSEMBLY Remove PUMP and CIRCULATION HOSE. Remove BELLOWS.. Disconnect the wiring. Unscrew 2 screws Remove the DRAIN PUMP ASSEMBLY. 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 33 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 34: Exploded View And Parts List

    10. EXPLODED VIEW AND PART LIST 10-1.THE PART LIST OF CABINET ASSEMBLY : Service Part : Non-Service Part A110 A102 A101 A104 A141 A103 A131 A100 A430 A130 A440 A485 A151 A133 A410 A200 A303 A310 A300 A201 A220 A277 HOT (ORANGE) A273 COLD (BLUE)
  • Page 35: The Exploded View Of Control Panel And Dispenser Assembly

    10-2 THE EXPLODED VIEW OF CONTROL PANEL & DISPENSER ASSEMBLY F430 F110 F450...
  • Page 36: The Exploded View Of Drum And Tub Assembly

    10-3 THE EXPLODED VIEW OF DRUM & TUB ASSEMBLY : Service Part K124 K126 K350 K360 K143 : Non-Service Part F140 K211 K122 K121 K411 K125 K100 K420 K320 K110 K141 K310 K140 K143 K105 K115 K410 K610 K510 K611 K130 K530 K340...