LG WD-14331(6)AD Service Manual
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- Service manual (41 pages) ,
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- Owner's manual (36 pages)
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Summary of Contents for LG WD-14331(6)AD
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Page 1: Washing Machine
WASHING MACHINE SERVICE MANUAL CAUTION READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLES CORRECTLY BEFORE OFFERING SERVICE. MODEL : WD-14331(6)AD WD-12331(6)AD WD-14331(6)RD WD-12331(6)RD WD-14335AD... - Page 2 FEB. 2005 PRINTED IN KOREA P/No.:3828ER3044D...
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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. TROUBLE SHOOTING........................13 7-1.BEFORE SVC CHECKING ....................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-14331(6)AD, WD-12331(6)AD, WD-14331(6)RD, WD-12331(6)RD, WD-14335AD ITEM POWER SUPPLY 220V-240V~, 50HZ PRODUCT WEIGHT 61kg WASHING 135W ELECTRICITY SPIN 530W CONSUMPTION FAN MOTOR DRAIN MOTOR WASH HEATER 2000W DRY HEATER 1200W WASH 45rpm REVOLUTION WD-14335AD, WD-14331(6)AD, WD-14331(6)RD SPEED SPIN 400/600/800/1000/1200/1400 rpm... -
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. Washing capacity : 7 kg (Cotton) Drying capacity : 3.5 kg (Cotton) ■ 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 ■ACCESSORIES Spanner... -
Page 8: Installation
4. INSTALLATION 1⃞ Before servicing ask troubles of customers 2⃞ Check the adjustment(power supply is 220-240V~, remove the transit bolts..) 3⃞ Check the troubles referring to the trouble shooting. 4⃞ Decide service steps referring to disassembly instructions. 5⃞ And then, service and repair. 6⃞... - Page 9 ■ HOW TO CONNECT INLET HOSE Check that the rubber packing 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. ※...
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Page 10: Test Operation
TEST OPERATION Preparation for Press the POWER button. Press the Start/Pause washing. button. Connect the power plug to the outlet. In case of Coloreds 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 Spin button Power button Press the button when delayed washing is By pressing the Spin Press the button to turn needed. button the spin speed power on and off. When the button is pressed, is displayed, can be chosen. Press the button to maximum delay of hours can be set. -
Page 13: Wiring Diagram / Program Chart
6. WIRING DIAGRAM PROGRAM CHART ❋ ( ) : WD-12331(6)AD About 2:05 Cotton (95℃) (2:02) About 1:43 Cotton (60℃) (1:40) Synthetic About 1:20 Delicate About Wool/Silk About Handwash About Quick About Rinse About 21(18) + Spin Drain About Basic Cycle Optional Cycle * Pre-Setting Time : Water Supply - 120 sec. -
Page 14: Trouble Shooting
7. TROUBLE SHOOTING 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. ① ① Press Intensive and Rinse Hold button simultaneously. ②... -
Page 15: 7-4.Error Display
7-5.ERROR DISPLAY. If you press the Start/Pause button in error condition, any error except ‘ ’ will disappear and the machine will change into pause status. In case of d e , d e , d e , if the error is not resolved within 20 sec., and 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. - 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 displayed during a high spin Replace the LEAD WIRE ASSEMBLY (MOTOR) •...
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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? Visit to check Water inlet trouble Is " "... - Page 18 SYMPTOM GUIDE FOR SERVICE CALL • Door does not open Started with door opened? • Error displayed on the program Close the door Visit to check Check if the door switch is O K. • DRAIN TROUBLE Is " " displayed? Is the debris filter clogged with foreign Clean up material such as pin, coin and etc.?
- 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 as recommended? Recommend to reduce the using amount of detergent.
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Page 20: Fault Diagnosis And Trouble Shooting
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 button and the tube clogged simultaneously, is the water level frequency below 242? with impurity. Is the inlet valve filter clogged with impurity? Clean the filter. - Page 22 S O F T E N E R D O E S N O T F L O W I N Option 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.
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Page 23: Heating Without Water
HEATING WITHOUT WATER When pressing Rinse Hold after draining, is the water level frequency 248 ~ 262 or more? Replace the When pressing Rinse Hold while wash, is the S.PRESSURE SWITCH water level frequency between 230 - 245? ASSEMBLY MAIN PWB ASSEMBLY Checking voltage between two pins as press Replace the MAIN PWB the POWER button is the voltage 220-240V~? - Page 24 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 After power off,is the resistance of wire YELLOW (RED-YELLOW) connectors between Normal After power off and the heater terminal is Replace the...
- Page 25 SPIN TROUBLE Check the sensor Check on the spinning, is the frequency of the (Pressure) or hose water level 248 or more? The frequency can be (Sensor). If the problem checked by pressing the Rinse Hold and Spin is on the sensor or the buttons at the same time on the program.
- Page 26 [dHE] ERROR DISPLAY Dry duct Replace the thermistor. (6322FR2046L) Condensing duct CHECK FOR DRY HEATER TROUBLE Thermistor CHECK FOR DRY FAN MOTOR TROUBLE Disassemble the condensing duct. Is there any foreign object in condensing Clean the condensing duct. duct. Disassemble the dry fan assy and dry duct upper, and clean foreign object in duct and fan.
- Page 27 Yellow/Black Black...
- Page 28 Wash Rinse Rinse Spin (1)(2)(3) Yellow D O O R D O E S N O T O P E N After draining and ^ ^ Door lock_ _ Display lamp on? ^Door lock_ lamp off, open the door. Check switch Assembly, Is ^ ^ _ _ Displayed? Door lock connector and...
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Page 30: Disassembly Instructions
9. DISASSEMBLY INSTRUCTIONS Disassemble and repair the parts after pulling out power cord from the outlet. CONTROL PANEL Unscrew 2 screws on the back of the top plate. PLATE ASSEMBLY (TOP) Unscrew 2 screws on the back of the top plate. Pull the top plate backward and upward as shown. - Page 31 DISPENSER ASSEMBLY ① Disassemble the Top Plate Assembly. ② Pull the drawer to arrow direction. ③ Two screws are unscrewed. PUSH ① The hose clamps and the hose are disassembled. ② The ventilation bellows are disassembled on the tub. DISPENSER ASSEMBLY...
- Page 32 INLET VALVE ① Disconnect the wiring connector. ② Remove the valve by two screws of the valve holder. When reconnecting the connector VALVE (DRY) YL/BK - BK VALVE (PRE-WASH) GY/WH - BK VALVE (NORMAL-WASH) WH/BK - BK VALVE (HOT) BL/RD - BK COVER LOWER ①...
- Page 33 DOOR ① Open the door completely. ② 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.
- Page 34 ROTOR ASSEMBLY, STATOR ASSEMBLY, FRICTION DAMPER ① Remove the back cover. ② After loosening the bolt, Rotor, pull out the rotor. Rotor Bolt (ROTOR ASSEMBLY) ① Remove the 6 bolt from the stator. ② Disconnect the 2 connectors. HOW TO ASSEMBLE THE MOTOR (STATOR ASSEMBLY) ①...
- Page 35 PUMP Pump Outlet Hose ① Remove pump outlet hose. ② Remove tub pump bellows. ③ Remove cap(Remaining Hose). ④ Disconnect the wiring. ⑤ Three screws are unscrewed from the cabinet. ⑥ Remove the pump to arrow direction. Tub Pump Bellows HEATER ①...
- Page 36 SWITCH ASSY, DOOR LOCK ① The cabinet cover clamp is removed and the gasket is released. ② Two screws are unscrewed. ③ The door lock S/W is disconnected form the wiring connector and the strap. WHEN FOREIGN OBJECT STUCK BETWEEN DRUM AND TUB ①...
- Page 37 DRY DUCT ① Remove 6 screws and dry fan assembly. Dry fan ② Remove 7 screws and dry duct upper. Ass'y Dry Duct Upper ① Remove 1 screw and dry heater. ② Remove thermostat. Dry Heater Thermostat CONDENSING DUCT ① Remove 17 screws from Dry duct upper and Dry fan Assembly.
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Page 38: Exploded View And Parts List
10. EXPLODED VIEW AND PART LIST 10-1.THE PART LIST OF CABINET ASSEMBLY A110 A154 A153 A120 A150 A140 A152 A151 A141 A101 A131 A100 A102 A104 A430 A103 A130 A134 A485 A440 A133 A410 A200 A300 A303 A201 A310 A220 HOT(RED) A275 COLD(BLLUE) -
Page 39: The Exploded View Of Control Panel And Dispenser Assembly
10-2 THE EXPLODED VIEW OF CONTROL PANEL & DISPENSER ASSEMBLY F170 F324 F321 F300 F462 F322 F160 F466 F320 F432 F225 F430 F220 F441 F120 F110 F215 A450 F210... -
Page 40: The Exploded View Of Drum And Tub Assembly
10-3 THE EXPLODED VIEW OF DRUM & TUB ASSEMBLY K351 K350 K360 K143 K123 F140 K411 K122 K121 K410 K125 F310 F464 K146 K320 K111 M105 K310 K110 K141 K311 K140 K105 K115 K410 K135 K610 K130 K510 K611 K530 K342 K131 F467... -
Page 41: The Exploded View Of Dryer
10-4 THE EXPLODED VIEW OF DRYER M130 M111 M120 M100 M110 M216 M240 M230 M220 M101 M215 M210 M140...