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LG WD-3243RHD Service Manual

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WASHING MACHINE

SERVICE MANUAL

CAUTION
READ THIS MANUAL CAREFULLY TO DIAGNOSE
TROUBLECORRECTLY BEFORE OFFERING SERVICE.
MODEL : WD-3243RHD
WD-3245RHD
Website:http://www.LGEservice.com
E-mail:http://www.LGEservice.com/techsup.html

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  Summary of Contents for LG WD-3243RHD

  • Page 1: Washing Machine

    Website:http://www.LGEservice.com E-mail:http://www.LGEservice.com/techsup.html WASHING MACHINE SERVICE MANUAL CAUTION READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLECORRECTLY BEFORE OFFERING SERVICE. MODEL : WD-3243RHD WD-3245RHD...
  • Page 2 JUL. 2001 PRINTED IN KOREA P/No.:3828ER3008S...
  • 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 ITEM WD-3243RHD/WD-3245RHD POWER SUPPLY 120-127V~ 60Hz PRODUCT WEIGHT lbs. (71 kg) WASHING 140W ELECTRICITY SPIN 300W CONSUMPTION FAN MOTOR DRAIN MOTOR WASH HEATER 1000W DRY HEATER 1200W WASH 45rpm REVOLUTION SPEED SPIN No spin/400/600/800/1000/1200 rpm OPERATION WATER PRESSURE 4.5 ~ 145 PSI (30 ~ 1000 KPa)
  • Page 5: Features & Technical Explanation

    2. FEATURES & TECHNICAL EXPLANATION 2-1.FEATURES Automatic process from washing to drying. Automatic process from washing to drying can be selected easily. lbs. ‐6.5 kg© Washing capacity : 14 lbs. ‐3.0 kg© Drying capacity : 6 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...
  • 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 LOGIC temperature 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 Drawer or a similarly qualified person in (For detergent and order to avoid a hazard. fabric softener) Control Panel Drain Hose Door Lower Cover...
  • Page 8: Installation

    4. INSTALLATION Before servicing ask trouble the customer, what the trouble is. Check the adjustment (power supply is 120-127V~ 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 for Press the POWER button. Press the Start/Pause washing. button. START 2)75- Connect the power plug to the outlet. In case of Cotton program. Connect the inlet hose. Check the water heating. Check automatic reverse Check the water supply. turn.
  • Page 11: Operation

    5. OPERATION Rinse Hold LED display Wash program s • 6 programs can be selected • If you desire to leave fabrics in the machine • Display the remaining time type of the laundry. without spinning after rinse to prevent (Hour : Minute) to finish.
  • Page 12: Error Display

    Start/Pause button Door open button Door open button elector • Use the button to start or pause wash • Pressing the button open • Pressing the button open d depending on the cycle. the door. the door. •The power turns off automatically in •...
  • Page 13: Wiring Diagram / Program Chart

    6. WIRING DIAGRAM PROGRAM CHART PRGRAM CHART (KGD-PJT) * Water Supply : W•S / Intermittent Spin : I•S / Distangle : D•T Washing Rinse CYCLE Spin Main Normal Rinse+ washing Normal working Time TIME 12 0 (min) 60 24 0 12 0 60 24 0 12 0 18 0 60 24 0 12 0 18 0 60 24 0 12 0 18 0 60 24 0 12 0 18 0 60 48 0 18 0 (sec)
  • Page 14: Troubleshooting

    7. TROUBLESHOOTING 7-1.BEFORE PERFORMING SERVICE Be careful of electric shock or disconnecting the parts while trouble shooting. Voltage of each terminal in 120-127V~ and DC while applying an electric current. 7-2.QC TEST MODE. ① ① Pressing SPIN, and DRY button simultaneously. ②...
  • Page 15: 7-4.Error Display

    7-5.ERROR DISPLAY. If you press the START/PAUSE button when an error is 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., the in case of other errors, if the error is not resolved within 4 min., power will be turned off automatically and the error code will blink.
  • 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 • is dispplayed during a high spin Replace the LEAD WIRE ASSEMBLY (MOTOR) MOTOR •...
  • 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 120-127V~ outlet? Power failure? or Breaker opened? Is the outlet contralled by a switch? Visit to check Water inlet trouble NO INLET...
  • Page 18 SYMPTOM GUIDE FOR SERVICE CALL • Door does not open Started with door opened? • Error displayed on the program Close the door Didn't you press the [DOOR OPEN] button with water remained in the tub? 1. Press the [START/PAUSE] button to stop the appliance.
  • Page 19 SYMPTOM GUIDE FOR SERVICE CALL Is low-sudsing detergent for the drum Suds overflow from the washing machine used? appliance. (In this condition, wash and spin do not operate normally) LOW-SUDSING Is the proper amount of detergent used as recommended? Recommend to reduce the amount of detergent.
  • Page 20: Fault Diagnosis And Troubleshooting

    8-2.FAULT DIAGNOSIS AND TROUBLE SHOOTING CAUTION 1. Be careful of electric shock or disconnecting the parts while trouble shooting. 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 and the tube clogged button 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 Refer to Is water supplied? NO WATER SUPPLY Are receptacles correctly connected to the terminals Check the wiring on the of the INLET VALVE ASSEMBLY? dispenser. Wiring diagram 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 OPTION and SPIN at the same time after draining, is the water level frequency 248 ~ 262 or Replace the more? OPTION SPIN S.PRESSURE SWITCH When pressing SPIN, DRY buttons at the same time ASSEMBLY while wash, is the water level frequency between 230 - 243 ? Checking voltage between two pins as press the...
  • Page 24 WASH HEATER TROUBLE When checking the voltage between Replace the MAIN PWB connector during whites washing. is the ASSY voltage 120-127V? AC 120-127V After power off,is the resistance of wire (RED-YELLOW) connectors between YELLOW Normal 10 ~30 ? 1 2 3 After power off and the heater terminal is Replace the disconnected, is the resistance 10~30 ?
  • Page 25 SPIN TROUBLE Check the S.PRESSURE SWITCH ASSEMBLY or HOSE (Pressure). Check on the spinning, is the frequency of the SPIN OPTION If the problem is on the water level 248 or more. The frequency can be S.PRESSURE SWITCH checked by pressing the OPTION and SPIN buttons ASSEMBLY or the HOSE, at the same time on the program.
  • Page 26: Error Display

    [dHE] ERROR DISPLAY Dry duct Is the resistance of 2 thermistors on Replace the thermistor. condensing duct and dry duct (6322FR2046A) 2.5kΩ ~ 180kΩ (at 105°C 0°C) Condensing duct Thermistor CHECK FOR DRY HEATER TROUBLE Condensing bellows CHECK FOR DRY FAN MOTOR TROUBLE Disassemble the cabinet cover and condensing bellows.
  • Page 27 DRY HEATER TROUBLE After power off, is the resistance of Replace the dry heater. dry heater 10 ~ 40Ω? Replace the thermostat. Is thermostat closed? When checking voltage between connectors Replace the PWB assy ( 1 , 2 ) on drying, is the voltage (Main) AC 120-127V as the figure? (Wire color :...
  • Page 28 DRY FAN MOTOR TROUBLE Is it disconnected, or disassembled? Reconnect or x(1) - Nature , 3pin (2) - Red 6piny repair connector. When checking voltage between connectors x(1)~ (2), (2) ~ (3)y on drying, is the Replace the voltage DC 9~15V as the figure? PWB ASSEMBLY(Main) xWire color : (1) - White, (2) - Blue (3) - Blacky...
  • Page 29 LOT OF VAPOR IN DRAWER WHEN DRYING Isn't the water supply shut-off? Is tap opened? Open the tap. Isn't the inlet valve filter clogged with impurity? YES Clean the filter. Is resistance of the inlet valve terminal Replace the inlet valve. between 2 to 8 kΩ? (5220FR2075C) Check if the voltage of each terminal of Inlet...
  • Page 30: Disassembly Instructions

    9. DISASSEMBLY INSTRUCTIONS Disassemble and repair the parts after pulling out power cord from the outlet. CONTROL PANEL PLATE ASSY (TOP) Unscrew the screws on the top plate. The PLATE ASSEMBLY (Top) is pulled back and then upward to arrow direction. The cover (Inner) is disassembled.
  • Page 31 PWB ASSEMBLY (POWER) The back cover is removed. Two screws are unscrewed. Disconnect connector from the wiring. Pull the PWB ASSEMBLY (Main) to arrow direction. DISPENSER ASSEMBLY The PLATE ASSEMBLY (Top) and the cover (lnner) are disassembled. Pull the drawer to arrow direction. Two screws are unscrewed.
  • Page 32 INLET VALVE Disconnect the wiring connector. Remove the valve by two screws of the valve holder. When reconnecting the connector VALVE (DRY) YL/BK - BK VALVE (LIQUID BLEACH) GY/WH - BK VALVE (NORMAL-WASH) WH/BK - BK VALVE (HOT) BL/RD - BK COVER LOWER Remove the lower cover to arrow direction after one screw is unscrewed.
  • Page 33 DOOR ※ When the power cord is plugged,the door can be opened by pressing the DOOR OPEN button Open the door completely. Remove the two screws from the hinge. Door opening method in case of no electricity Pull the strap. STRAP Cap(Remaining Hose) Removing method of remained water...
  • Page 34 GASKET ASSEMBLY The cabinet gasket clamp is released. Two screws are unscrewed from the cabinet cover. One screw is unscrewed from the lower cover. The lower cover is disassembled by pulling out. Three screws are unscrewed from the cabinet. (Remaining Hose) The control panel is removed.
  • Page 35 Remove tub gasket clamp by loosening the screw. Tub Gasket Clamp Remove dry gasket clamp by loosening the screw. Gasket Clamp When reassembling the gasket, put the drain hole of the gasket downward, then assemble. Drain Hole...
  • Page 36 PULLEY, MOTOR, DAMPER Remove the back cover. After loosening the bolt, Rotor, pull out the rotor. Rotor Bolt (PULLEY) Remove the 6 bolt from the stator. Disconnect the 2 connectors. HOW TO ASSEMBLE THE MOTOR (MOTOR) Remove the bolts at the Tub. The Hinge (Damper) at the base is pulled off Bolt Hinge...
  • Page 37 PUMP Remove pump outlet hose. Pump Outlet Hose Remove tub pump bellows. Remove cap (Remaining Hose). Screw Disconnect the wiring. Three screws are unscrewed from the cabinet. Remove the pump to arrow direction. (Remaining Hose) Tub Pump Bellows HEATER Loosen the nut. Remove washing heater by pulling out.
  • Page 38 DOOR HINGE ASSEMBLY Two screws are unscrewed on the door and the door is disassembled. The cabinet cover clamp is removed and the gasket is released. Two screws are unscrewed on the door hinge. The door hinge is disassembled by pushing the door hinge arm inside the cabinet cover.
  • Page 39 DRY DUCT Remove 5 screws and dry fan assembly. Dry fan Remove 6 screws and dry duct upper. Assembly Dry Duct Upper Remove 1 screw and dry heater. Thermostat Remove thermostat. Dry Heater CONDENSING DUCT Remove 2 screws from cabinet. Remove clamp and condensing duct.
  • Page 40: Exploded View And Parts List

    10. EXPLODED VIEW AND PART LIST 10-1.THE EXPLODED VIEW OF CABINET ASSEMBLY A154 A153 A110 A152 A151 A150 A101 A102 A104 A141 A103 A131 A100 A130 A140 A430 A440 A134 A450 A133 A410 A300 A303 A310 A200 HOT (RED) A201 A275 A220 COLD (BLUE)
  • Page 41: The Exploded View Of Control Panel And Dispenser Assembly

    10-2 THE EXPLODED VIEW OF CONTROL PANEL & DISPENSER ASSEMBLY F322 F321 F300 F462 F170 F160 F320 F325 F464 F310 F466 F226 F432 F225 F227 F436 F430 F220 F431 F441 F430 F435 F120 F110 F210 F130...
  • Page 42: The Exploded View Of Drum And Tub Assembly

    10-3 THE EXPLODED VIEW OF DRUM & TUB ASSEMBLY K140 K141 K110 K142 K411 K420 K115 K360 K121 K122 K125 K123 K130 K143 K131 K350 K351 F140 K311 K310 K511 K510 K111 K610 K105 K611 K410 K320 K530 K540 K340 F467 F468 K520...
  • Page 43: The Exploded View Of Dryer

    10-4 THE EXPLODED VIEW OF DRYER M111 M120 M110 M100 M121 M210 M215 M101 M220 M312 M310 M230 M311 M260 K311...

This manual is also suitable for:

Wd-3245rhd