LG WF T556 Service Manual and Repair Guide

JUNE. 2007 PRINTED IN THAILAND P/No.:3828EY3079Q

MODELS : WFT(R,N,S,C,F)85B34(~5)D(E)P(H,C,D,E,F) WFT(R,N,S,C,F)70A34(~5)D(E)P(H,C,D,E,F) WF-T556, WF-T506 , WF-T507 WASHING MACHINE SERVICE MANUAL CAUTION Before servicing the washer, Read the safety precautions in the manual

2 SAFETY PRECAUTION!  DISASSEMBLE POWER CORD BEFORE SERVING  RECONNECT ALL GROUNDING DEVICES IMPORTANT SAFETY NOTICE ! This service information is intended for individuals possessing adequate backgrounds of electrical, electronic and mechanical experience. Any attempt to repair this appliance may result in personal injury or property damage. The manufacturer or seller can not be responsible for the interpretation of this information, nor can it assume any liability in connection with its use. CONTENTS 1. Specifications ..................................................................................................................................................3 2. Installation Instructions....................................................................................................................................4 3. Operating Instructions 3-1. Identification of Parts .............................................................................................................................10 3-2. Before Starting to Wash .........................................................................................................................11 3-3. Function of Each Button.........................................................................................................................16 3-4. Washing Programs ................................................................................................................................18 3-5. Other Functions .....................................................................................................................................20 3-6. Care and Maintenance...........................................................................................................................28 4. Service Information 4-1. Schematic Diagram................................................................................................................................29 4-2. Wiring Diagram ......................................................................................................................................30 4-3. Program Time Chart ..............................................................................................................................31 4-4. Adjustmen ..............................................................................................................................................33 4-5. Disassembly Instruction .........................................................................................................................34 4-6. Test Running without water ...................................................................................................................37 4-7. Trouble Shooting against Common Washing Problems ........................................................................38 4-8. Trouble Shooting According to Error Message ......................................................................................39 4-9. How to Diagnose and Repair by Symptom ............................................................................................41 5. Exploded View ..............................................................................................................................................56 6. Replacement Part List ...................................................................................................................................60

3 1. SPECIFICATIONS POWER SOURSE INPUT CAPACITY INNER TUB INLET WATER PRESSURE SPIN SPEED DIM. WEIGHT PROGRAM WATER LEVEL RESERVATION UNBALANCE SWITCH LID INTERLOCK SWITCH CHILD LOCK LINT FILTER SOFTENER DISPENSER DETERGENT DISPENSER BLEACH INLET AUTO POWER OFF SENSOR Refer to rating label on the back of Washer Refer to rating label on the back of Washer Refer to rating label on the back of Washer Plastic / Stainless 0.3kgf/cm 2 ~ 8kgf/cm 2 50Hz : 700±50 60Hz : 730±50 Refer to rating label on the back of Washer Refer to rating label on the back of Washer FUZZY(NORMAL), QUICK Wash, JEAN, WOOL, DELICATE, SOAK, FAVORITE, SILENT, TUB CLEAN 7 Stages Available for 3 ~ 48 Hr B.P Sensor Magnet Sensor Applied Single / Double Applied Applied Applied Applied Applied

4 2-1. HOW TO ADJUST LEVEL 2. INSTALLATION INSTRUCTIONS 1 2 Improper installation of the washer may cause noise and malfunctioning. 1. The ventilating openings in the base area must not be obstructed be carpeting when the washing machine is installed on a carpeted floor. 2. Install the washing machine on a level and firm surface, any tilt should be less than 1° . Installation area • Install the washer on flat and firm surface. Checking level • Open the lid, and check if the washer is correctly leveled by looking down from the top. How to use the adjusting plates • Use the adjusting plates to level the washer when the adjustable legs cannot cover the gap. Turn the adjustable legs to set the washer horizontal (2 EA). Adjustable leg

5 Confirming level • Place the washer to original position and confirm the level. Checking slope • If installation surface is tilted, the washer will be shaken. Horizontal setting • Lift up the front of the washer and adjust level by turning the adjustable legs clockwise or using the adjusting plate. Distance between drain hose and the wall • Distance between drain hose and the wall should be more than 10 cm, and the distance between the other part and the wall should be more than 2 cm. More than 2cm More than 10cm More than 2cm

6 2-2. CONNECTING WATER SUPPLY HOSE Before connecting Water Supply Hose to water tap, check your hose type and choose correct instruction. Water Supply Hose may vary according to the country. Make sure connect blue inlet hose to COLD water tab, and orange inlet hose to HOT water tab. Connecting Water Supply Hose to water tap Untighten the screw Untighten the screw of the connector so that the tap can be placed in the middle. {Normal tab without thread & screw type inlet hose.) 1 Normal Type Fixing the connector to the tap Push the upper connector up till the rubber packing is in tight contact with the tap. Then tighten the 4 screws. 2 Attach the water supply hose to the connector Push the water supply hose vertically upwards so that the rubber seal within the hose can adhere completely to the tap. 3 Fixing the connector of connector and water supply hose Attach the water supply hose to the connector and then tighten it by screwing it to the right. 4 Check the connection of water supply hose and the connector After connecting the hose, open the tap to check for any water leakage. In case of water leakage, close the tap and start again from step 1. 5 Rubber packing Connector Water supply hose

Note 7 (NORMAL TAB WITHOUY THREAD & ONE TOUCH TYPE INLET HOSE.) One Touch Type Separate Middle connector from Water Supply Hose Separate Middle connector from the Water Supply Hose by pulling the Pressing Rod and the Pressing Handle that is attached to the Water Supply Hose while pressing them. 1 Fixing Connectors to the Tap Push the upper connector up till the rubber packing is in tight contact with the tap. Then tighten the 4 screws. 3 Fixing Upper Connector and Middle Connector Remove the fixed sticker in between the Upper and Middle Connectors. Tighten the connectors by holding one connector and twist middle connector to the right. 4 Connecting Middle Connector and Water Supply Hose Press down the pressing rod of the Water Supply Hose which was separated from middle connector(refer to Step1) and then join it to the middle connector. 5 Checking the water leakage After connecting the hose, open the tap to check for any water leakage. In case of water leakage, close the tap and start again from step 1. If you skip step1, it may cause water leakage. 6 Fijada Loosen the fixed nuts to connect the connector to the tap Untighten the screw of the connector so that the tap can be placed in the middle. In case the tap is large. If the tap diameter is too large or is square, open the 4 screw and take out the guide plate and follow step 1. 2 Fixed Stiicker Pressing Handle Pressing Rod Water Supply Hose Middle connector Rubber packing Screw Fixed sticker Guide plate Connector Connector Rubber packing Connector Middle Connector Pressing handle Middle Connector Fixed sticker Pressing rod Water Supply Hose

8 Screw Type Attach the water supply hose to the tap. Push the water supply hose up so that the rubber packing within the hose can adhere completely to the tap. 1 Connect the water supply hose to the tap. Connect the water supply hose to the tap and then tighten it by screwing it to the right. 2 Check water leakage. After connecting the hose, open the faucet to check for any water leakage. Connect the water supply hose to inlet valve of the washing machine, and then lock it by turning the hose connecting part. Check to see if there is a rubber seal inside the connector. 3 Connecting Water Supply Hose to the machine Water Supply Hose Rubber Packing Water tap Hose connector Rubber seal

9 2-3. CONNECT THE DRAIN HOSE ■ For pump model • Do not install the washer where it is directly exposed to sunlight, wind, rain etc. • Plug the power cord of this washer into a properly installed standard electrical outlet that is switched & earthed. • Connect the drain hose to the outlet of the drain pump located at the rear of the washing machine. • Attach the clip to the drain hose. And then push it toward the body of the washing machine as indicated by the arrow. • Check that the drain hose is hung up over the edge of the laundry tub. • Do not use an extension hose. ● NOTE : • Never lay down the drain hose, as water will be discharged. • Be sure the drain hose is properly routed so it will not kink or lift from the sink. • The discharge height should be approximately 0.9~1.2m from the floor. • Connect the drain hose adjusting the length of it not to be dropped. If drain hose is dropped the drainage could be poor because of blockage in the hose. ■ For non - pump model • Connect the drain hose to the outlet of the drain located at the back side of the washing machine. • Fix the drain hose with the clip. And then push it toward the body as in the figure. • Keep it downward while the washing machine is working. • Ensure the hose is free from kinking. Drain Hose 0.9~1.2m Within 50mm Hose Guide

LG WF T556 Service Manual and Repair Guide

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