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LG WT5001CW, Руководство по обслуживанию

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WASHING MACHINE

SERVICE MANUAL

Read the safety precautions in the manual before servicing the washer.

CAUTION

MODEL WT5101HW

Содержание WT5001CW

Страница 1: ...WASHING MACHINE SERVICE MANUAL Read the safety precautions in the manual before servicing the washer CAUTION MODEL WT5101HW ...

Страница 2: ... is energized Pump bracket rotor and heater To reduce the risk of fire electric shock or personal injury when using this appliance follow basic precautions including the following Disconnect this appliance from the power supply before servicing Turning the controls to the off position does not disconnect this appliance from the power supply Failure to do this can result in shock Reconnect all grou...

Страница 3: ...gent Dispenser Bleach Inlet Auto Power Off SmartRinse withJetSpray Heater WT5101HW 120VAC 60Hz Stainless 14 5 116 PSI 100 800 kPa 125V 12A for 100 127V 60Hz 1100 50 145 5 lbs 66kg Cotton Normal Bulky Bedding HeavyDuty PermPressCasual Sanitary BabyWear TubClean BrightWhites Delicates PureColor SportsWear SpeedWash Wool Towels 1 18Hr Magnet Sensor Yes Yes Yes Yes Yes Yes Yes ...

Страница 4: ...her on a firm flat surface If the washer is installed on an unsuitable floor it could make considerable noise and vibrate 2 3 Checking level Open the lid check if the washer is correctly leveled by looking down from the top If a gap is seen between the tub and drum the washer is not level No shims It would be dangerous If the floor is that far from being level it is a floor problem and not a washe...

Страница 5: ...lockwise or using the adjusting plate Distance between the drain hose and the wall Distance between the drain hose and the wall should be more than 4 inches 10 cm and the distance between any other part and the wall should be more than 1 inches 2 5 cm Do not install the washer in the following places Where the washer is exposed to direct sunlight Near a heater or heating appliance Where the washer...

Страница 6: ...k for any water leakage Connecting Water Supply Hose to the machine 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 A nwe washing machine should be instailed with new hoses The old hoses shuld not be reused Screw Type Hot Cold Water tap Rubber Seal Water Supply Hose ...

Страница 7: ...e to avoid siphoning and odor build up Cable Tie Cable Tie WARNING The washer should never be installed or stored in a location subject to freezing temperatures If the washer was exposed to freezing temperatures prior to installation allow it to stand at room temperature for several hours before use Damage to the water lines and internal mechanisms of the washer can result Water supply pressure mu...

Страница 8: ... to level the washing machine for correct balance spin operation Multi Clean filter TUB HOT WATER SUPPLY HOSE COLD WATER SUPPLY HOSE Make sure the water does not leak POWER PLUG If the supply cord is damaged it must be replaced by the manufacturer or its service agents or similarly qualified person in order to avoid a hazard FUNCTION SELECTOR BASE DRAIN HOSE Be sure the drain hose is properly inst...

Страница 9: ... top row of holes in the washer tub To add items after washer has started press the Start button and submerge additional items Close the lid and press the Start button again to restart Do not wash waterproofed fabrics such as skiing outfits diapers or nappy auto seat covers Light and Large sized clothing Clothes like downs and woollens are light weight large and float easily Use a nylon net and wa...

Страница 10: ... water additional steps may be needed Adjust Detergent amount and pre dissolve Detergent in WARM water Pretreat spots and stains Soak heavily soiled items Use appropriate bleach Temperature below 18 C 65 F will not activate laundry additives and may cause lint residue poor cleaning etc In addition detergent manufactures and care labels define COLD water as 26 29 C 80 85 F If the temperature of the...

Страница 11: ... flushes of the dispenser put all the bleach into the wash load and completely flush the dispenser to eliminate the carryover of bleach to a subsequent load Any liquid remaining in the bleach dispenser at the end of the cycle is water not bleach To prevent unintentional self siphoning of the bleach never fill the dispenser higher than the maximum fill level marked on the dispenser When adding blea...

Страница 12: ...ser close the dispenser drawer To add detergent bleach and fabric softener to the automatic dispenser Open the dispenser drawer Load the laundry products into the appropriate compartments Close the lid slowly and smoothly to avoid spilling splashing or premature dispensing of the contents NOTE It is normal for a small amount of water to remain in the dispenser compartments at the end of the cycle ...

Страница 13: ... liquid fabric softener into the left hand compartment Use only liquid fabric softener Dilute with water to the maximum fill line Do not exceed the maximum fill line Overfilling can cause early dispensing of the fabric softener which could stain clothes NOTE Do not pour fabric softener directly on the wash load It may stain the clothes Adding Wash Boost Additives The Wash Boost dispenser may be us...

Страница 14: ...mes may result Never wash items which have been previously cleaned in washed in soaked in or spotted with gasoline dry cleaning solvents or other flammable or explosive substances because they give off vapors that could ignite or explode Never use highly flammable solvents such as gasoline inside the home Vapors can explode on contact with flames or sparks For successful stain removal Remove stain...

Страница 15: ...e for fabric Scrape residue from fabric Pretreat Wash using hottest water safe for fabric For heavy stains and tar apply nonflammable dry cleaning fluid to back of stain Replace towels under stain frequently Rinse throughly Wash using hottest water safe for fabric Some inks may be impossible to remove Washing may set some inks Use prewash stain remover denatured alcohol or nonflammable dry cleanin...

Страница 16: ...ton is pushed This can be selected for any program Adjustment can be made while washing Default SOIL LEVEL is Normal Note The time shown on the display is the estimated cycle time If the sensors and microprocessor elect to make changes during the cycle the display will be adjusted accordingly SPIN SPEED Spin speed can be selected from No Spin to Extra high Default is Low referto page24 SOAK Gives ...

Страница 17: ...ILD LOCK press and hold the BEEPER button until the lock is turned ON or OFF BEEPER BUTTON The beeper sounds at the end of the cycle The clothing should be removed at that time to prevent the setting of wrinkles Touch the BEEPER button to cycle through the volume settings between OFF and high START PAUSE BUTTON Use to start or pause the wash cycle Changes while be made to the wash settings while t...

Страница 18: ...ton is pushed This can be selected for any program Adjustment can be made while washing Default SOIL LEVEL is Normal Note The time shown on the display is the estimated cycle time If the sensors and microprocessor elect to make changes during the cycle the display will be adjusted accordingly SPIN SPEED Spin speed can be selected from No Spin to Extra high Default is Low referto page24 SOAK Gives ...

Страница 19: ...ase the CHILD LOCK press and hold the BEEPER button until the lock is turned ON or OFF BEEPER BUTTON The beeper sounds at the end of the cycle The clothing should be removed at that time to prevent the setting of wrinkles Touch the BEEPER button to cycle through the volume settings between OFF and high START PAUSE BUTTON Use to start or pause the wash cycle Changes while be made to the wash settin...

Страница 20: ...user Heavily soiled underwear work clothes diapers etc less than 11 lbs Sanitary High Extra High No Spin Low Medium Heavy Light Normal Extra Hot Cold Perm Press Casual Low Medium High No Spin Warm Cold Warm Warm Cold Cold Normal Heavy Light Dress shirts pants wrinkle free clothing poly cotton blend clothing tablecloths Heavy Duty High Extra High No Spin Low Medium Warm Cold Warm Warm Hot Cold Cold...

Страница 21: ...tly soiled loads specially skin sensitive user Perm Press Casual Low Medium High No Spin Warm Cold Warm Warm Tap Cold Cold Cold Cold Normal Heavy Light Dress shirts pants wrinkle free clothing poly cotton blend clothing tablecloths Heavy Duty High Extra High No Spin Low Medium Warm Cold Warm Warm Hot Cold Tap Cold Cold Cold Cold Heavy Light Normal Heavy soiled cotton fabrics Bulky Bedding Medium H...

Страница 22: ... DO NOT put them in washer or dryer Some pretreatment sprays or liquids can damage your washer s control panel Use of dyes in your washer may cause staining of the plastic components The dye will not damage the machine but we suggest you thoroughly clean your washer afterwards We do not recommend the use of dye strippers in your washer Do not use your washer lid as a work surface If frozen Remove ...

Страница 23: ...4 SERVICE INFORMATION 4 1 SCHEMETIC DIAGRAM 23 ...

Страница 24: ... BN BL RD GY BL YL WH WH YL VL S K Y GY 6 1 2 4 5 3 NOISE FILTER WH GY BL 3 2 1 3 2 1 3 2 1 3 2 1 WH GY BN BL RD YL WH BL RD YL WH WH BL BL 2 1 3 1 2 3 1 2 3 1 2 3 6 1 2 4 5 3 DOOR LOCK 2 1 4 5 6 3 7 5 6 7 4 8 2 1 4 5 6 3 7 CON1 DISPLAY PCB ASSEMBLY GY BL WH BN 1 2 BK WH YL 1 2 BK WH 1 2 OVERFLOW SENSOR 3 1 2 1 2 3 4 5 6 7 8 CON2 4 3 BL Thermostat WH WH YL RD COLOR CODE LETTERS COLOR LETTERS COLOR...

Страница 25: ...le touch the ground wire on a regular basis to remove any static charge built up on your person 1 Remove front panel and main PCB assembly Remove 5 panel fixing screws attaching the panel on the back Disassemble Rear Panel Pull the front panel forward Disassemble the protective cover Disconnect the leads from the controller Remove 8 screws on the PCB assembly Disassemble PCB assembly Rear Panel Ma...

Страница 26: ... Power Cord Inlet Valve Figure B Disconnect the leads from the inlet valve and remove three screws Remove the hoses and output pipes from the input valve Remove the inlet valve Pressure Switch Figure C Disconnect the leads from pressure switch and disassemble pressure switch Disconnect pressure tube from the pressure switch DT Housing Figure D Remove the hoses and output pipes from the input valve...

Страница 27: ...de between the cabinet and the top cover to release the latches Lift the top cover Use the blade to push the left hinge out of the way and to displace the hinge pin to remove the lid Remove the lid by pulling the right hinge pin out of its holder close open ...

Страница 28: ...out Remove the pulsator washer and take it out Tub Cover Inner Tub Cap Hub Fixing Nut Outer Tub Inner Tub Stator Rotor Nut Hub Attachment Nut Shaft Bearing Housing ASM Rotor Inner Tub Cap Hit the bar using the hammer Disconnect hub fixing nut and disassemble the inner tub 5 Assemble the service tool 38 mm wrench 6 Remove the hub attachment nut 38 mm ...

Страница 29: ... top cover of the washing machine As shown in the drawing lift the damper assembly and remove it along with the outer tub assembly Damper assembly shall not be disassembled Replace damper as assembly 7 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 screw...

Страница 30: ...ll the way then hold the stator in one hand while removing the bolts with the other Be careful during removal and replacement to avoid cutting nicking or pinching any of the wires This could cause a short or electrical noise in the machine Disconnect the hall sensor and stator connection before removing the stator in the subsequent step Remove the screws that secure the water guide ...

Страница 31: ...mbly of Heater Remove the three heater attachment screws Loosen the nut at the middle of the heater to relieve the tension on the clamp Then pull it out of the case Remove 17 screws to release the bearing housing Pull the housing away from the tub but do not pry it with a screwdriver to avoid damage Remove four screws to release the tub bracket ...

Страница 32: ...tes T7 and the coefficient of load sensing 10 time High speed spin T8 and RPM Off 11 time Unlocks the door None Turns off all LED Number of times the START PAUSE button is pressed Check Pont Display Status 1 1 SAFETY CAUTION The main power board assembly has exposed live 120 VAC and live DC voltages Use care when disconnecting connectors during troubleshooting and testing Wear electrostatic discha...

Страница 33: ...r Soak Heavy wash cycle for heavy soiled laundry Separate heavily soiled items from lightly soiled ones Pretreat stain and heavy soil according to directions shown on page 11 Pretreat the stain with detergent or a stain removal agent Do not overfill fabric softener dispenser and do not pour liquid fabric softener directly onto fabric See page 14 for more instructions Keep the recommendations again...

Страница 34: ... has a bad connection Laundry in the INNER TUB is filled unevenly Washer is tilted Lid is opened during intermittent spin or normal spin Lid is opened while processing reservation Check the connections to the lid switch and at the WHITE 6 pin connector at the main board Open water faucet Wait until water supply is resumed Clean or replace filter Correct the connector contact Same as above Drain ho...

Страница 35: ... hose between the tub and the pressure switch Check and repair any air leakages at the air hose connector on the outer tub and at any connecting parts Check the connections at the hall sensor and at the WHITE 6 pin connector on the main board Check the connections at the stator and at the yellow 3 pin or WHITE 6 pin connector on the main board Test the stator to determine it is not defective Test ...

Страница 36: ...e main control board Poor 120 VAC 10 0 V Less than 1Ω Ω Male female connectors separated Ω Less than 0 5Ω More than 1 0Ω 10 14 V 0 V Open Over 120 voltage than rating check Electrical defect No defect Defect of household power supply No defect Open circult of the power supply cord Poor connection Wire is opened No defect Poor contact No defect Coil is open Blown fuse Note US appliances are 120 VAC...

Страница 37: ...f Check Possible Cause How to repair Main voltage 1 Measure voltage of the outlet that the washer is plugged into during wash and spin 2 The reset event occurs at about the same time every day 3 Check for line noise sources inside the house Controller 1 If the input voltage is correct and the pump works properly the main board is probably defective Less than 90 of the rating Input voltage is too l...

Страница 38: ... MODE to read the frequency of the pressure switch while filling an empty washer Controller 1 If the pressure switch and inlet valves test good the problem is probably a defective main board No water coming from taps Tap is closed Incorrect installation Select correct temp Grit sand and foreign substances plugging filter Loose connection Ω PE Error displayed Less then 26 2 kHz Water main turned of...

Страница 39: ...the washer is unplugged Controller 1 Water fills the washer immediately when the washer is turned on even before pushing the START button Drain hose is fallen and lying on the floor Water leaks from a part No rotation Blocked Water fills Incorrect installation Defective part Water level is not detected Detergent buildup or a foreign object is blocking airflow Inlet valve is defective The triac has...

Страница 40: ...wn 2 Check resistance of the motor Gray White DC 15V OV Gray Red Blue DC 12V OV Infinite resistance Normal Resistance Correct reading Defective Correct reading Defective The motor has an open coil Normal condition Replace the main board Replace the main board Replace the motor Motor is good Hall sensor assembly Black Ground White Blue Red In PCB assembly Brown DC 15V ...

Страница 41: ... This is useless Replace the pump Replace the main board Replace the main control board Reinstall correctly Unstop the hose and re install it so it is not kinked pinched or mashed 8 Water drains but at the wrong time When what and how to check Result of Check Possible Cause How to repair PV asm 1 If water runs back into the machine after the drain cycle inspect the pump s check valve to verify it ...

Страница 42: ...ains normally When what and how to check Result of Check Possible Cause How to repair Pressure Switch 1 In TEST MODE check the pressure switch frequency with the tub empty Below 26 3 kHz Between 26 3 and 27 1 kHz Defective pressure switch Defective main board Replace the pressure switch Replace the main board 10 Machine spins even with lid open When what and how to check Result of Check Possible C...

Страница 43: ...d Laundry is unbalanced The pulsator rotates initially then the inner tub rotates Yes Incorrect installation Defective clutch Oneor more of the suspension rods is defective Level the washer Rearrange items in the tub for a more even distribution Replace the clutch spring ot the clutch assembly as necessary Replace all four suspension rods as a set Be sure to get the rods in the correct positions 1...

Страница 44: ...the TEST MODE If the value is not within 1 26 by checking the controller group Check the value of the sensor electrode by using TEST MODE during the operation of a normal operation washing rinsing spinning etc If the value shows no change the sensor is defective The difference between the sensing value measured from the supplied water by a jig and the sensor value of the product is 5 or more tE Te...

Страница 45: ...he sensor The difference between the sensing value measured from the supplied water by a jig and the sensor value of the product is 5 or more Inaccurate sensor readings To set the sensor to detect a higher detergent level increase the sensor group by 1 or 2 steps To set the sensor to detect a lower detergent level decrease the sensor group by 1 or 2 steps See below Reset the sensor by entering and...

Страница 46: ...5 EXPLODED VIEW 46 BODY A BODY B ...

Страница 47: ...F TOP COVER ASSEMBLY 47 A100 A140 A157 A020 A050 A148 A062 A200 A201 A202 A230 A275 A276 A410 A241 A135 A105 A240 A011 A180 A186 A183 A184 A390 A380 A125 A147 A061 A063 A056 A150 A151 A153 A154 A152 A190 HOT RED COLD BLUE ...

Страница 48: ...5 2 EXPLODED VIEW OF OUT CASE ASSEMBLY 48 F070 F026 F080 F025 F011 F032 F004 F013 F002 F003 F000 F012 F005 F015 F027 F150 F023 F020 F100 F090 F082 ...

Страница 49: ...5 3 EXPLODED VIEW OF TUB ASSEMBLY 49 K064 K000 K005 K021 K020 K100 K250 K061 K060 NATURAL K340 K345 K200 K210 K201 K305 K300 K170 K290 K410 K230 K050 K140 K351 K350 K430 K400 K420 K040 K012 K030 ...

Страница 50: ...6 REPLACEMENT PART LIST 50 ...

Страница 51: ...P No MFL40322123 FEB 2009 PRINTED IN KOREA ...

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