LG WM2010CW WASHING MACHINE Service Manual

100 WASHING MACHINE SERVICE MANUAL READ THIS MANUAL CAREFULLY TO DIAGNOSE PROBLEMS CORRECTLY BEFORE SERVICING THE UNIT. MODEL: WM2010CW CAUTION Website: http: //www.LGEservice.com E-mail: http: //www.LGEservice.com/techsup.html !

101 APR. 2004 PRINTED IN KOREA P/No.:MFL30599115

2 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. HOW TO CHECK THE WATER LEVEL FREQUENCY ......................................................16 7-4. ERROR DISPLAY ...............................................................................................................17 8. ERROR DIAGNOSIS AND CHECK LIST ....................................................................................19 8-1. DIAGNOSIS AND SOLUTION FOR ABNORMAL OPERATION ........................................19 8-2. FAULT DIAGNOSIS AND TROUBLESHOOTING ..............................................................22 9. DISASSEMBLY INSTRUCTIONS ...............................................................................................31 10. EXPLODED VIEW .....................................................................................................................40 10-1. CABINET & CONTROL PANEL ASSEMBLY ....................................................................40 10-2. DRUM & TUB ASSEMBLY................................................................................................41 10-3. DISPENSER ASSEMBLY .................................................................................................42 3 4 7 8 11 12 13 13 13 13 14 16 16 19 26 34 34 35 36

3 1. SPECIFICATIONS ITEM WM1812CW/WM1814CW WD-90286BD COLOR BLUE WHITE TITANIUM POWER SUPPLY AC 120 V, 60 Hz AC 127V, 60Hz PRODUCT WEIGHT 173 lbs. (78.5 kg) WASHING 280 W DRAIN MOTOR 80 W WASH HEATER – WASH 46 rpm SPIN 0-900 rpm CYCLES 5 WASH/RINSE TEMPERATURES 5 SPIN SPEEDS 5 OPTIONS Prewash, Quick Cycle, Extra Rinse, Rinse+Spin, Delay Wash CUSTOM PROGRAM – WATER CIRCULATION – OPERATIONAL WATER PRESSURE 4.5-116 psi (800 kPa) CONTROL TYPE Electronic WASH CAPACITY 2.96 cu. ft (3.42 cu. ft. IEC) DIMENSIONS 27” (W) X 30 1 / 32 ” (D) X 38 11 / 16 ” (H), 50 13 / 16 ” (D, door open) DELAY WASH up to 9 hours DOOR SWITCH TYPE PTC + Solenoid WATER LEVEL 9 steps (by sensor) LAUNDRY LOAD SENSING Incorporated ERROR DIAGNOSIS Incorporated AUTO POWER OFF Incorporated CHILD LOCK Incorporated ELECTRIC POWER CONSUMTION REVOLUTION SPEED

4 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. ■ Time-Released Dispenser Detergent, fabric softener and bleach are dispensed separately at the right time during wash cycle. ■ Automatic Wash Load Detection Automatically detects the load and optimizes the washing time. ■ Child Lock The Child lock prevents children from pressing any button to change the settings during operation. 추가선택, 예약, 5

5 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. 2-3. WATER LEVEL CONTROL ● This model incorporates a pressure sensor which can sense the water level in the tub. ● The water supply is stopped when the water level reaches the preset level, the washing program then proceeds. ● Spinning does not proceed until the water in the tub drains to a certain level. 2-4. DOOR CONTROL ● The door can be opened by pulling the door handle whenever washer is not in operation. ● When the cycle is completed, the DOOR LOCKED light will turn off. ● If a power failure has occurred while in operation, the door will unlock after 5 minutes. ● Clicking sounds can be heard when the door is locked/unlocked. NEURO- FUZZY load size selected washing temperature water temperature washing time rinsing time spin rhythm, time the best washing performance SENSING PROCESSING DETERMINATION EFFECT

6 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. DOOR LOCKED LAMP LIGHTS ● When the frequency of water level is lower than 22.9 kHz (It can be canceled when the frequency is more than 23.8 kHz) ● When the temperature inside the tub is higher than 45 °C and water level is not 25.5 kHz (It can be canceled when the water level is 25.5 kHz or the temperature inside the tub is lower than 40 °C) 2-7. CHILD LOCK ● Use this option to prevent unwanted use of the washer. Press and hold OPTION button for 3 seconds to lock/unlock control. ● When Child lock is set, “ ” blinks and all buttons are disabled except the Power button. You can lock the washer while it is operating.

7 3. PARTS IDENTIFICATION 身粁? 桁 ? 粁 ACCESSORIES Wrench Tie strap (Option) to secure drain hose to standpipe, inlet hose, or laundry tub Hot/Cold (1 each) Hose Non-skid pads Caps(4) (for covering shipping bolt holes) Elbow Bracket (for securing drain hose)

8 1 Before servicing, ask the customer what the trouble is. 2 Check the setup (power supply is 120 V AC, remove the transit bolts....). 3 Check with the troubleshooting guide. 4 Plan your service method by referring to the disassembly instructions. 5 Service the unit. 6 After servicing, operate the appliance to see whether it functions correctly. ■ STANDARD INSTALLATION The appliance should be installed as follows: REMOVE THE SHIPPING INSTALL THE APPLIANCE ADJUST THE BOLTS ON A FLAT AND FIRM SURFACE LEVELING  Remove the 4 shipping bolts  Turn the leveling feet to adjust with the supplied wrench. the appliance. ※ Do first lower side to remove easily.  Keep the shipping bolts and spanner for future use.  Insert the 4 caps (provided) into the hole.  Turn clockwise to raise; counterclockwise to lower. 4. INSTALLATION & TEST

9 ■ 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 ■ CONNECT POWER PLUG ※ The end of the drain hose should be placed less than 96 ” from the floor. · Connect the power plug to the wall outlet. · Avoid connecting several electric devices, as doing so may cause a fire. · Make sure that the hose is not twisted. · Avoid submerging the end of the hose.

LG WM2010CW WASHING MACHINE Service Manual

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