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LG WM2233H 01 Series Service Manual
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LG WM2233H 01 Series Service Manual

LG WM2233H 01 Series Service Manual

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WASHING MACHINE
SERVICE MANUAL
CAUTION
!
READ THIS MANUAL CAREFULLY TO DIAGNOSE
PROBLEMS CORRECTLY BEFORE SERVICING THE UNIT.
MODEL: WM2233H* / WM2233H*/01
Website: http: //www.LGEservice.com
E-mail: http: //www.LGEservice.com/techsup.html
100

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  • Page 1 Website: http: //www.LGEservice.com E-mail: http: //www.LGEservice.com/techsup.html WASHING MACHINE SERVICE MANUAL CAUTION READ THIS MANUAL CAREFULLY TO DIAGNOSE PROBLEMS CORRECTLY BEFORE SERVICING THE UNIT. MODEL: WM2233H* / WM2233H*/01...
  • Page 2 NOV. 2006 PRINTED IN KOREA P/No.: MFL30599106...

  • Page 3: Table Of Contents

    CONTENTS 1. SPECIFICATIONS .........................3 2. FEATURES & TECHNICAL EXPLANATION ................4 3. PARTS IDENTIFICATION ......................7 4. INSTALLATION & TEST ....................... 8 5. OPERATION ..........................11 6. WIRING DIAGRAM/PROGRAM CHART ..................14 7. TROUBLESHOOTING.........................16 7-1. BEFORE PERFORMING SERVICE ...................16 7-2. QC TEST MODE.........................16 7-3.

  • Page 4: Specifications

    1. SPECIFICATIONS ITEM WD2016CW WM2233H* COLOR W:BLUE WHITE, B:BLACK PEARL, S:TITANIUM POWER SUPPLY AC 120 V, 60 Hz PRODUCT WEIGHT 179 lbs. (81 kg) 190 lbs. (86 kg) WASHING 280 W ELECTRIC POWER DRAIN MOTOR 80 W CONSUMTION WASH HEATER 1000W WASH 46 rpm...

  • Page 5: Features & Technical Explanation

    2. FEATURES & TECHNICAL EXPLANATION 2-1. FEATURES ■ Direct Drive System The advanced Brushless DC motor directly drives the drum without belt and pulley. ■ Tilted Drum and Large Door Opening Tilted drum and large opening make it possible to load and unload clothing more easily.
  • Page 6 2-2. NEURO FUZZY WASHING TIME OPTIMIZATION To get the best washing performance, optimal time is determined by the water temperature, the selected washing temperature, and the size of the load. water temperature washing time the best selected NEURO- washing washing rinsing time temperature FUZZY...
  • Page 7 2-5. THE DOOR CAN NOT BE OPENED ● While program is operating ● When a power failed and power plug is taken out in operation ● While Door Lock lights turn on. ● White the motor is in the process of intertial rotating, through the operation is paused. 2-6.

  • Page 8: Parts Identification

    3. PARTS IDENTIFICATION ■ ACCESSORIES Hot/Cold (1 each) Tie strap Wrench Hose for removing shipping bolts to secure drain hose to standpipe, and leveling the washer inlet hose, or laundry tub Cap (4 each) Hose retainer to cover the holes created after removing the shipping bolts...

  • Page 9: Installation & Test

    4. INSTALLATION & TEST 1⃞ Before servicing, ask the customer what the trouble is. 2⃞ Check the setup (power supply is 120 V AC, remove the transit bolts..). 3⃞ Check with the troubleshooting guide. 4⃞ Plan your service method by referring to the disassembly instructions. 5⃞...
  • Page 10 ■ HOW TO CONNECT THE INLET HOSE Verify that the rubber washer is inside of the valve connector. Tighten the inlet hose securely to prevent leaks. ■ CONNECT THE DRAIN HOSE · Make sure that the hose is not twisted. ·...
  • Page 11 TEST OPERATION Preparation for Press the POWER button. Press the Start/Pause washing. button. Connect the power plug to Listen for a click to determine if the outlet. the door has locked. Connect the inlet hoses. Check the water Check the automatic Check the water supply.

  • Page 12: Operation

    5. OPERATION ■ WM2016CW ■ WM2233H*...
  • Page 13 5. OPERATION Delay Wash, Water Plus/*Spinsense, Extra Rinse EST. TIME REMAINING • Delay Wash allows the start of any cycle to be delayed for 1~9 hours • This display shows: • Water Plus adds extra water to the wash and rinse cycles for a) the estimated time remaining superior results in the cycle when operation.
  • Page 14 6. WIRING DIAGRAM PROGRAM CHART ■ WM2016CW DISPLAY PWB DISPLAY PWB 2 3 4 5 7 8 9 10 2 3 4 5 2 3 4 5 2 3 4 5 2 3 4 5 2 3 4 5 MAIN PWB 1 2 3 4 5 6 1 2 3 1 2 3 4...
  • Page 15 Cool-down **Approx. (Minutes) * Wash time is in minutes. ** The total working time will vary with the load size, water temperature and ambient temperature.

  • Page 16: Troubleshooting

    7. TROUBLESHOOTING 7-1. BEFORE PERFORMING SERVICE ■ Be careful of electric shock when disconnecting parts while troubleshooting. ■ The voltage of each terminal is 120 V AC and DC when the unit is plugged in. 7-2. QC TEST MODE. The washer must be empty and the controls must be in the off state. 1.

  • Page 17: Error Display

    7-4. ERROR DISPLAY If you press the START/PAUSE button when an error is displayed, any error except d e will disappear and the machine will go into the pause status. In case of d e , d e , d e if the error is not resolved within 20 sec., or 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 18 ERROR SYMPTOM CAUSE • The connector (3-pin, male, white) in the MOTOR HARNESS is not connected to the connector (3-pin, female, white) of STATOR ASSEMBLY. • The electric contact between the connectors (3-pin, male, white) in the MOTOR HARNESS LOCKED and 4-pin, female, white connector in the MAIN PWB MOTOR ASSEMBLY is bad or unstable.

  • Page 19: Error Diagnosis And Check List

    8. ERROR DIAGNOSIS AND CHECK LIST 8-1. DIAGNOSIS AND SOLUTION FOR ABNORMAL OPERATION SYMPTOM GUIDE FOR SERVICE CALL No power Is the power plug connected firmly to 120 V AC outlet? Power failure? or Breaker opened? Is the outlet controlled by a switch? Visit to service.
  • Page 20 SYMPTOM GUIDE FOR SERVICE CALL Door error Was the load too large? Visit to service. Drain trouble Visit to service.
  • Page 21 SYMPTOM GUIDE FOR SERVICE CALL Suds overflow from the Is a low-sudsing detergent 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 22: Fault Diagnosis And Troubleshooting

    8-2. FAULT DIAGNOSIS AND TROUBLESHOOTING CAUTION 1. Be careful of electric shock if disconnecting parts while troubleshooting. 2. First of all, check the connection of each electrical terminal with the wiring diagram. 3. If you replace the MAIN PWB ASSEMBLY, reinsert the connectors correctly. NO POWER Check the fuse or reset Is the supplied voltage 120 V AC?
  • Page 23 VIBRATION & NOISE IN SPIN Have all the transit bolts and base packing Remove the transit bolts been removed? and Base packing. Is the washer installed on a solidly constructed Move the washer or floor? reinforce the floor. Check if the washer is perfectly level as follows: Base Packing Level Check the leveling of the washer with a Level...
  • Page 24 If it still has severe vibration and noise, regulate a specific spin speed that generates excessive vibration and noise as follows: 1) Put an unbalance part (rubber) inside of the drum. 2) Start the QC test mode (Refer to section 7-2). 3) Press Delay Wash button, then ‘...
  • Page 25 NO WATER SUPPLY Is water supply shut-off? Is the tap opened? Open the tap. When you press both SPIN SPEED button and Check the AIR CHAMBER SOIL LEVEL button simultaneously, is the water and the tube (clogged). level frequency below 246? Is the inlet valve filter clogged? Clean the filter.
  • Page 26 SOFTENER/BLEACH DOES NOT FLOW IN Refer to Is water supplied? Prewash Bleach ^NO WATER SUPPLY_ Hot water Check the wiring on the Are the plugs correctly connected to the terminals of dispenser. the INLET VALVE ASSEMBLY? Main wash Put it in the correct Is softener/bleach put in the correct compartment of compartment.
  • Page 27 HEATING WITHOUT WATER When pressing SPIN SPEED and SOIL LEVEL at the same time after draining, is the water level frequency Replace the 255? SENSOR SWITCH When pressing SPIN SPEED and SOIL LEVEL buttons ASSEMBLY. at the same time while washing, is the water level frequency between 230 - 243 ? Replace the MAIN PWB Check the voltage between two pins while pressing...
  • Page 28 WASH HEATER TROUBLE Blue Black Yellow HEATING CONTINUOUSLY ABOVE THE SETTING WATER TEMPERATURE Extra Hot: 70 °C Push the THERMISTOR When checking the THERMISTOR on the tub, tightly to the rubber. is the THERMISTOR loose?
  • Page 29 SPIN TROUBLE Check the SENSOR SWITCH ASSEMBLY or HOSE (Pressure). Check during spin if the frequency of the water If the problem is on the SENSOR level is 248 or more. SWITCH ASSEMBLY or the HOSE, replace the SENSOR SWITCH ASSEMBLY or the HOSE.

  • Page 30: Disassembly Instructions

    9. DISASSEMBLY INSTRUCTIONS Be sure to unplug the machine out of the outlet before disassembling and repairing the parts. CONTROL PANEL ASSEMBLY ① ① Unscrew 2 screws on the back of the top plate. ② ② Pull the top plate backward and upward as shown. ③...
  • Page 31 ⑦ ⑦ Unscrew the 9 screws from the Control Panel Assembly. ⑧ ⑧ Disassemble the Display PWB Assembly.
  • Page 32 MAIN PWB ASSEMBLY ① ① Disconnect the POWER connector and SENSOR SWITCH ASSEMBLY. ② ② Remove the Protect Cover. ③ ③ Disassembled keeping wire. PROTECT COVER ③ ③ Disconnect the connectors. ④ ④ Unscrew 1 screw on the back. ⑤ ⑤ Disassemble the Main PWB.
  • Page 33 DISPENSER ASSEMBLY ① ① Disassemble the top plate assembly. ② ② Pull out the drawer. ③ ③ Push out the DISPENSER ASSEMBLY after DRAWER unscrew 2 screws. CONTROL PANEL ASSEMBLY ④ ④ Unscrew the nut at the lower part of the dispenser. ⑤...
  • Page 34 CABINET COVER ① ① Unscrew the 3 screws from upper of the canbinet cover. ② ② Unscrew the screw from filter cover. ③ ③ Put a flat ( - ) screwdriver or putty knife into the both sides of the filter cover, and pull it out. ④...
  • Page 35 ⑤ ⑤ Open the door. ⑥ ⑥ Disassemble the clamp assembly. ⑦ ⑦ Tilt the cabinet cover. ⑧ ⑧ Disconnect the door switch connector. ※ ※ NOTE: When assembling the CABINET COVER, connect the connector. ⑨ ⑨ Lift and separate the cabinet cover. ⑩...
  • Page 36 DOOR ① ① Open the door. ② ② Unscrew the 7 screws from the HINGE COVER. ③ ③ Put a flat ( - ) screwdriver into the openng of the hinge, and pull out the hinge cover. ④ ④ Unscrew a screw from the lower side of door. ⑤...
  • Page 37 PUMP ① ① Disassemble the cabinet cover. ② ② Separate the pump hose, the bellows and the circulation hose assembly from the pump assembly. ③ ③ Disassemble the pump assembly in arrow direction. HEATER ① ① Disassemble the cabinet cover. ②...
  • Page 38 MOTOR/DAMPER ① ① Disassemble the back cover. ② ② Remove the bolt. ③ ③ Pull out the Rotor. ① ① Unscrew the 2 screws from the tub bracket. ② ② Remove the 6 bolts on the stator. ③ ③ Unplug the 2 connectors from the stator. ①...

  • Page 39: Exploded View

    10. EXPLODED VIEW 10-1. CABINET & CONTROL PANEL ASSEMBLY “The following parts are not illustrated" Description Loc No. *Owner’s Manual G001 *Energy Label G002 *Service Manual G004 Printed materials *Wiring Diagram G005 *Quick Start Guides G006 G007 *Installation Sheet F215 WM2233H* : 6201EC1006A WM2233H*/01 : 6201EC1006L A485...

  • Page 40: Drum & Tub Assembly

    10-2. DRUM & TUB ASSEMBLY WM2233H* : 4413EA1002B WM2233H*/01 : 4413ER1003A K143 K360 K351 K123 WM2233H* : 4417FA1994G WM2233H*/01 : 4417EA1002H K350 WM2233H* : 6877ER1016B WM2233H*/01 : 6877ER1016H F140 K610 K411 K410 K611 K115 F466 K110 K141 K111 K140 K117 WM2233H* : 3551ER0003R WM2233H*/01 : 3551ER0026S F315...

  • Page 41: Dispenser Assembly

    10-3. DISPENSER ASSEMBLY F323 F322 F462 F321 F300 F170 F160 F227 F220 F430 F441 F120 WM2233H* : EAD35511502 WM2233H*/01 : EAD39334716 HOT (RED) A275 F130 COLD (BLUE) F432 A276...

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