LG WTG1432VH Service Manual
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LG WTG1432VH Service Manual

LG WTG1432VH Service Manual

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WASHING MACHINE
SERVICE MANUAL
CAUTION
Before servicing the washer, Read the safety precautions in the manual.
MODEL : WTG1432VH/WTG1432WH

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Summary of Contents for LG WTG1432VH

  • Page 1 WASHING MACHINE SERVICE MANUAL CAUTION Before servicing the washer, Read the safety precautions in the manual. MODEL : WTG1432VH/WTG1432WH...

  • Page 2: Table Of Contents

    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.

  • Page 3: Specifications

    1. SPECIFICATIONS POWER SOURSE Refer to rating label on the back of Washer INPUT Refer to rating label on the back of Washer CAPACITY Refer to rating label on the back of Washer INNER TUB Stainless INLET WATER 30 - 800 kPa PRESSURE SPIN SPEED 950 rpm...

  • Page 4: Installation Instructions

    2. INSTALLATION INSTRUCTIONS 2-1. HOW TO ADJUST LEVEL 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. Adjustable leg Turn the adjustable legs to set the washer horizontal (2 EA).
  • Page 5 Checking slope Confirming level If installation surface is tilted, the • • Place the washer to original position washer will be shaken. and confirm the level. Horizontal setting Distance between drain hose and the wall Lift up the front of the washer and Distance between drain hose and the wall should •...

  • Page 6: Connecting Water Supply Hose

    2. INSTALLATION INSTRUCTIONS 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 Normal Type (Normal tab without thread &...
  • Page 7 One Touch Type (NORMAL TAB WITHOUY THREAD & ONE TOUCH TYPE INLET HOSE.) Separate Middle connector from Water Supply Hose Separate Middle connector from the Water Middle connector Conector Fixed Stiicker Etiqueta Fija Supply Hose by pulling the Pressing Rod and Medio Manija de Presión Pressing Handle...
  • Page 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 Water to the tap. Water Supply Hose Rubber Packing 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.

  • Page 9: Connect The Drain Hose

    2-3. CONNECT THE DRAIN HOSE ▒ Pump Model Firmly insert the free end of the drain hose into the drain opening of your home. Make sure the soft rubber end is completely inside the drain opening. • If the water valves and drain are built into the wall, fasten the drain hose to one of the water hoses with the cable tie (ribbed side on inside).

  • Page 10: Operating Instructions

    3. OPERATING INSTRUCTION 3-1. IDENTIFICATION OF PARTS WATER SUPPLY HOSE Make sure the ater does not leak. SOFT CLOSING SAFETY DOOR TEMPERED GLASS POWER PLUG If the supply cord is POWDER AND LIQUID damaged, it must be DETERGENT BOX replaced by the manufacturer or its BLEACH service agents or...

  • Page 11: Before Starting To Wash

    Use nylon nets for long, DELICATE items. For laundry with long strings or long length , a net will prevent tangling during washing. Fasten zippers, hook, and strings to make sure that these items don't snag on other clothes. Nylon net is not supplied by LG. ※...
  • Page 12 Using Water Amount of WATER LEVEL • This machine detects the quantity of laundry automatically, then sets the WATER LEVEL and displays the amount of detergent to be used. • When you select a wash program, the WATER LEVEL and amount of Detergent (to be used) will be shown on the control panel.
  • Page 13 Using Detergent Detergent Follow the Detergent package directions. Using too little Detergent is a common cause of laundry problems as is if too much detergent is used. Only more Detergent if you have hard water, large loads, greasy or oily soils or lower Water Temperature. Choosing the right Detergent We recommend the use of drum type, low sudsing high efficiency Detergent(powder,liquid or concentrated).
  • Page 14 Using Liquid Bleach • Check clothing care label for special instructions and separate the laundry to be bleached • Dilute liquid chlorine bleach. • Measure the recommended amount of liquid bleach carefully following instructions on the bottle. • Before starting the washer, pour measured amount of bleach directly into bleach dispenser.
  • Page 15 ☞ SPECIAL GUIDE FOR STAIN REMOVAL WARNING Do not use or mix liquid chlorine bleach with other household chemicals such as toilet cleaners, rust removers, acid or products ■ containing ammonia. These mixtures can produce dangerous fumes which can cause serious injury or death. To reduce the risk of fire or serious injury to persons or property, comply with the basic warnings listed below: ■...

  • Page 16: Function Of Each Button

    3-3. FUNCTION OF EACH BUTTON 1) For Pump Model R emaining was h, res ervation Was h S tatus dis play Time Delay ・ ・ time, and error mes s age dis play (Reservation) button ・ ・ Laundry progress is indicated here. Use for laundry During operation this indicates the A flashing indicator means that the...
  • Page 17 SmartDiagnosis Air dry S TAR T/PAUS E button Power button Function Display ・ ・ ・ To shorten dry time. Use to start or pause ・ Use to turn the power ・ It marks the place on or off. Press the Spin button the washing process.

  • Page 18: Washing Programs

    3-4. WASHING PROGRAMS Washing Add the Programs laundry the Detergent Used for Cotton wash loads, this mode automatically selects the most • The water will commence filling when the wash cycle appropriate conditions and completes begins. the sequence in one operation. The built-in sensor detects the weight of the load and the ideal wash power and wash, rinse and spin times are set...
  • Page 19 Close the lid Finish Caution & Note ・ If water is already in the tub, or putting wet laundry into the tub before starting will increase the Water Level. ・ With lightweight bulky loads, Water Level can be set low. ・...
  • Page 20 Washing Add the Programs laundry the Detergent • Add the appropriate quantity Select the • Use this cycle when washing of Detergent as indicated by Quick Wash lightly soiled clothes for a short the Detergent level indicator. program on time. This cycle is most effective Or follow the Detergent the Control and should only be used with...
  • Page 21 Close the lid Finish Caution & Note • Lay out onto a cool floor or on a hanger covered by a towel to dry these type of clothes. • The Spin intensity or spinning time cannot be changed in this cycle as higher spin speeds can damage delicate clothing.

  • Page 22: Other Functions

    3-5. Other Functions Press the POWER button to turn power on. Load the clothes and Press the Program button to select the Washing Program. • Soak is not selectable with the Stain Care, Allergy Care, Delicates, Quick Wash and Tub clean programs. Press the Soak button.
  • Page 23 Press the POWER button to turn power on. Load the clothes and Press the Program button to Select the Washing Program. Intensive Rinse can only be selected with the Cotton Wash, Extra Rinse, and Favourites courses. Press the Rinse button to scroll through the number of Rinses. The Intensive Rinse will be selected on every second press of the Rinse button and indicated by the Intensive indicator.( times...
  • Page 24 If scrud is allowed to build-up in the machine it can result in stains on your clothes or an unpleasant smell in your washer. Scrud is the way build-up that can occur within any washer when the fabric softener comes into contact with Detergent, water quality and temperature will also contribute to the build up of this substance.
  • Page 25 Press the PO WER button to turn power on. Then load up to 2kg of damp or moist clothes into the tub. This function will have no effect on clothes that are soaking wet. Press the Spin button for 3 seconds to select Air Dry. Other functions cannot be selected during Air Dry.
  • Page 26 When you only need the Wash, Wash/Rinse or Rinse cycles, these can be set manually. Press the POWER button to turn power on. Wash Only Spin Only Rinse Only Press the Wash button to Press the Rinse button to Press the Spin button to select the desired wash select the desired number select the desired Spin...
  • Page 27 Press the POWER button to turn power on. Load the clothes and add the powdered detergent to the soap dispenser and Press the Program button to select the desired Washing Program. • Do not use liquid detergent in the soap dispenser drawer. Doing so will cause it to dispense immediately and harden in the wash tub.
  • Page 28 Child Lock Function If you want to lock all the keys to prevent settings from being changed by a child, you can use the child lock option. How to Lock Press the POWER button. • Turn Power on. Press the START/PAUSE button to start washing. •...
  • Page 29 Using Tag On Function • The Tag On function allows you to conveniently use the LG SmartDiagnosis™ and Cycle Download features to communicate with your appliance from your own smart phone. • To use the Tag On function: 1. Download the LG Smart Laundry & DW Global App to your smart phone.
  • Page 30 In some cases, NFC- equipped phones may be unable to transmit successfully. • Press in the LG Smart Laundry & DW Global App for a more detailed guide on how to use the Tag On function.
  • Page 31 • After the cycle data has been downloaded to the washing machine from the LG Smart Laundry & DW Global app, the cycle will not start automatically, you can start the cycle by pressing the “Start/Pause”...
  • Page 32 Please ensure any foam transit restraint has been removed from the machines packaging before operating your machine. Place the machine on a flat and firm surface which allows proper clearance. We suggest a minimum clearance of 2 cm to the right and left sides of the machine for ease of more than 10 cm installation.
  • Page 33 Before connecting the Water Supply Hose to the water tap, check the hose type and then choose the correct instruction here under. Note that the Water Supply Hose supplied may vary from country to country, Make sure to connect the blue inlet hose to the COLD water tap, and the orange inlet hose to the HOT water tap.
  • Page 34 Middle Pressing Rod Fixed Sticker Water Supply Hose Connector Pressing Handle Water Supply Hose Pressing Rod Middle Fixed Sticker Connector Pressing Handle Pressing Rod Water Supply Hose (Normal tap without thread & one touch type inlet hose.) Normal Type screw Pressing Rod Middle Fixed Sticker...
  • Page 35 Water tap Water tap Water tap Rubber Packing Screw Type Rubber Packing Water Supply Hose Rubber Packing Water Supply Hose Water tap Attach the water supply hose to the tap. Water Supply Hose Push the water supply hose up so that the rubber Rubber Packing washer within the hose is properly seated to the tap.

  • Page 36: Service Information

    4. Service Information 4-1. WIRING DIAGRAM 1) For pump model Motor...

  • Page 37: Disassembly Instruction

    4-2. DISASSEMBLY INSTRUCTION ▶ Be sure to unplug the power to repair and replace electric parts. CAUTION FOR ELECTROSTATICS Be sure to make earth connection for trouble diagnosis and parts replacement. If impossible, touch earth wire on the body to remove electric deviation between the body and product before work.
  • Page 38 2) Disassembly of Back Panel, Power Cord, Inlet Valve & BP Sensor ① Remove two back panel fixing screws in the back side. ② Disassemble the back panel. ③ Disconnect two connectors and disassemble the power cord. ④ Remove a valve fixing screw & disconnect the leads form the inlet valve.
  • Page 39 3) Servicing wiring harness and con nectors Plastic Bag It is important that the protective plastic bag is put U-bend back in place after servicing the wiring harness connectors. This bag is designed to keep water from the connectors in the event of a leak from above. ①...
  • Page 40 4) Disassembly of the Back Cover and Drain Pump ■ Remove the screws that attach the back cover and take it off. ■ Disconnect the leads and the drain hose from the drain pump. ■ Remove the pump attachment screws and the lead connector.
  • Page 41 7) Replacement of Rotor & Stator ① Disassemble rotor nut with boxer(M18) or spaner. (※ In assembled, the force is over than 200kgf. ② Disassemble rotor, pull out the rotor as shown Fixing Bolt ③ water guide. Water Guide ④ Before disassemble stator,disconnect stator Stator Housing housing.
  • Page 42 ⑤ SNAP RING. (Lower upper position screws) ⑥ Check the direction of SNAP RING. (The handle of snap ring is toward to rotor and stator.) ⑦ Preventing fallen the stator, tighten with one hand and then loosen the last screw. ⑧...
  • Page 43 *Assembly of Lock Clamp and Pressure Hose 1. Insert the clamp into the hole. 2. Widen the clamp. 3. Put the Tube. 4. Tighten the clamp. 5. Assemble the Tube to Outer Tub 6. Assemble snap ring. *Disassembly of Pressure Hose 1.

  • Page 44: How To Use Test Mode

    4-3. How to use Test Mode 1. Cautions during the service ■ Both AC220V and DC power are embedded in the controller assembly output connector, so be careful of the electric shock during the disorder diagnosis.(Wear cotton gloves during the work.) ■...
  • Page 45 4-4. TROUBLESHOOTING BY COMMON WASHING PROBLEMS Many washing problems involve poor soil and stain removal, residues of lint and scum, and fabric damage. For satisfactory washing results, follow these instructions. Use ONLY powdered or liquid HE (High Effificiency) detergents. Do NOT use flakes scraped from a soap cake or bar, flakes, soap ribbons (available in some markets,) detergent tablets, plastic pouches, magic laundry balls, or anything other than powdered or liquid HE detergent products.

  • Page 46: Troubleshooting With Error Code

    4-5. TROUBLESHOOTING WITH ERROR CODE Problem Diagnosis Estimated Cause of Display Action Standard Abnormal Condition Water supply problem • When it did not reach the 1. When the faucet is locked or • Open the faucet for water RESET level frequency frozen supply (26.0kHz) in 12 minutes...
  • Page 47 Problem Diagnosis Estimated Cause of Display Action Standard Abnormal Condition Lid open When the door cannot be 1. When there is a foreign object ・ Remove the foreign object ・ locked in the lid lock hole in the lid lock hole When the door cannot be 2.
  • Page 48 Problem Diagnosis Estimated Cause of Display Action Standard Abnormal Condition Coin stuck • Occurs when motor is 1. When foreign object such as • Remove the coin or foreign locked coin, pin, or clip entered the object stuck between the washing plate washer vane with pliers, etc.

  • Page 49: How To Diagnose And Repair By Symptom

    4-6. HOW TO DIAGNOSE AND REPAIR BY SYMPTOM 1) Washer is not energized. How to repair & settle Where, what & how to check? Possible Cause Result of Check Household Power supply Poor Defect of the electrical Change the electrical. 1.
  • Page 50 2) Defects on displaying funcion How to repair & settle Where, what & how to check? Possible Cause Result of Check Main voltage Less than 85% of the Low voltage To explain that it is 1. Measure mains voltage at the wall outlet rating caused by low voltage in electric supply and...
  • Page 51 4) Water doesn’t come into the wash tub. How to repair & settle Where, what & how to check? Possible Cause Result of Check Inlet Valve 1. If water doesnʼt come though the inlet valve works(electric sound occurs) 1) Check whether water mains is cut. Water mains cut.
  • Page 52 5) Water fills continuously of intermittently How to repair & settle Where, what & how to check? Result of Check Possible Cause Wrong Installation/Leakage Drain hose laying Wrong installation. The drain hose should be 1. Check whether the drain hose is laying down.
  • Page 53 6) Display "LE" message and doesn't work How to repair & s ett le Where, what & how to check? Poss ible Cause Re sult of Check Motor coil is open. Change the motor Check resistance of the motor. Normal Re sistance Contact defect of the leak.
  • Page 54 7) Water does not drain. How to repair & settle Where, what & how to check? Possible Cause Result of Check Drain Pump/Drain Valve 1. Check whether there is drain pump/ There is pump/valve Drain pump/drain valve Disassemble the drain pump/ is blocked by drain valve working sound.
  • Page 55 8) Water drains thought it is not the time of drain. How to repair & settle Where, what & how to check? Possible Cause Result of Check Drain Hose 1. Check whether the drain hose is The discharge height Wrong installation of the Put the outlet of drain hose installed properly so that the discharge is lower than...
  • Page 56 11) Vibration, Noise or Unbalance Error happens during spin. How to repair & settle Where, what & how to check? Possible Cause Result of Check Using conditions such as installation etc. 1. Check whether the washer is leveled. Not leveled. Defect of installation Level the washer.
  • Page 57 12) Power is automatically turned off during operation or immediately turning on the power button. How to repair & settle Where, what & how to check? Possible Cause Result of Check Auto Power Relay or Controller Automatically tumed Mechanical defect of the Change the switch.

  • Page 58: Exploded View

    5. EXPLODED VIEW TOP COVER ASSEMB LY TUB ASSEMB LY CABINET ASSEMB LY...
  • Page 59 5-1. THE EXPLODED VIEW OF TOP COVER ASSEMB A020 A010 A030 A040 A240 A203 A050 A202 A201 A200 A062 A152 A061 A190 A063 A101 A151 A150 A163 A165 A230 A410 A100 A101 A241 A165 A163 A180 A270 A183 A186 A140 A390 A157...
  • Page 60 5-2. THE EXPLODED VIEW OF OUT CASE ASSEMB F031 F016 F070 F100 F000 F090 F032 F020 F086 F080 F027 F023 K348 F082...
  • Page 61 5-3. THE EXPLODED VIEW OF TUB ASSEMBLY K005 K000 K012 K021 K020 K030 K040 K050 K061 NATURAL K100 K060 K104 K250 K350 K064 K170 K140 K345 K340 K200 K290 K230 K210 K201 K410 K400 K420 K305 K300...
  • Page 62 Jar. 2016 PRINTED IN CHINA P/No.: MFL68585704...

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