LG Electronics WF-T852(A) manual

JUN. 2002 PRINTED IN KOREA P/No.:3828EA3013 E[...]

W ASHING MACHINE SER VICE MANUAL MODELS : WF-T10(~3)0(~2,6)1(~5)TP(H,E,F)(S,3) WF-T802/T852(A)/T853A WF-T(F/C)1091~3, 1191~3T(C/H/P) WF-T(F/C)1022, 1122, 1001T(C/H/P) WF-T1268TH, 2409KTb, 2602kT a WF-T1491TP , T11292TP , T1292TP , T1291TP WF-T1081TP , T1592TP , T1593TP WF-T1241TP , T1133TH WF-G15KTB, G13KTC, B15KTB, B13KTC WF-T1400TH, T1022TPX CAUT[...]

2 SAFETY PRECAUTION!  DISASSEMBLE POWER CORD BEFORE SER VING  RECONNECT ALL GROUNDING DEVICES IMPORT ANT 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[...]

3 1. SPECIFICA TIONS WF-T10(~3)0(~2,6)1(~5)TP(H,E,F)(S,3), WF-T802/T852(A)/T853A WF-T(F/C)1091~3/1191~3T(C/H/P), WF-T(F/C)1022/1122/1001T(C/H/P) WF-T1268TH/2409KTb/ 2602kTa/T1491TP/T1022THX/T1133TH WF-T1081TP/T1491TP/T11292TP/T1292TP/T1291TP/LA-1499ST/T1592TP/T1593TP/T1241TP WF-G15KTB/G13KTC/WF-B15KTB/B13KTC/WF-T1400TH/T1022TPX Refer to rating labe[...]

2. INST ALLA TION INSTRUCTIONS 2-1. HOW TO ADJUST LEVEL 4 How to use the adjusting plates · Use the adjusting plates to level the washer when the adjustable legs cannot cover the gap. 1 2 Adjustable leg T urn the adjustable legs to set the washer horizontal (2 EA). Installation area · Install the washer on flat and firm surface. Improper installa[...]

5 More than 10cm More than 2cm More than 2cm 35 4 Horizontal setting · Lift up the front of the washer and adjust level by turning the adjustable legs clockwise or using the adjusting plate. Confirming level Distance between drain hose and the wall Checking slope · If installation surface is tilted, the washer will be shaken. · Place the washer [...]

2-2. CONNECTING W A TER SUPPL Y HOSE 6 Before connecting W ater Supply Hose to water tap, check your hose type and choose correct instruction. W ater 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 W ater Supply Hose to water tap Rubber packing W[...]

7 Rubber packing Screw Fixed sticker Rubber packing Guide plate Connector Connector Fixed sticker Middle Connector Middle Connector Water Supply Hose Pressing rod Pressing handle Connector Middle connector Fixed Stiicker Pressing Handle Pressing Rod Water Supply Hose Separate Middle connector from W ater Supply Hose Separate Middle connector from t[...]

8 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. 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. Check water leakage. After connecting the hose, open the faucet to c[...]

9 2-3. CONNECT THE DRAIN HOSE CAUTION Hose Guide 0.9~1.2m Drain Hose W ithin 50m m  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 [...]

3. OPERA TING INSTRUCTIONS 3-1. IDENTIFICA TION OF P ARTS 10 SOFTENER DISPENSER • Softener will automatically flow into the tub. BLEACH INLET DETERGENT DISPENSER FUNCTION SELECTORS PULSATOR ANTI RAT BASE ADJUSTABLE LEG SPINDLE DRAIN HOSE For non Pump Model • Keep downward while the washing machine is working. DRAIN HOSE For Pump Model • Check[...]

11 3-2. BEFORE ST ARTING TO W ASH • Check all pockets to make sure that they are empty . Things such as nails, hairclips, matches, pens, coins, and keys can damage both your washer and your clothes. • Mend any torn garments or loose buttons . T ears or holes may become larger during washing. • Remove belts, underwires, etc. to prevent damage [...]

12 • The temperature of the water impacts the ef fectiveness of all laundry additives and therefore, the cleaning results. We recommend temperatures of: - HOT 49~60°C…(120-140˚F) White items, diapers, underclothing and heavily soiled, colorfast items. - W ARM 29~40°C…(85-105˚F) Most items - COLD* 18~24°C…(65-75˚F) Only very bright col[...]

13 Open the detergent dispenser and deposit the appropriate amount of detergent. Some detergents MUST be fully dissolved before adding to your machine to get the best wash results. Check the instructions on the detergent packet. If you use powdered detergent it is essential that the required amount be fully dissolved in very hot water before being [...]

14 Using Fabric Softener If you wish to use fabric softener we recommend Scrud(W axy Build up) Scrud is the name given to the waxy build-up that can occur within any washer when the fabric softener comes into contact with detergent. This build-up is not brought about by a fault in the machine. If scrud is allowed to build-up in the machine it can r[...]

15 • Remove stains promptly . • Determine the kind of stain, then follow the recommended treatment in the stain removal chart below . • T o pretreat stains, use a prewash product, liquid detergent, or a paste made from granular detergent and water . • Use cold water on unknown stains because hot water can set stains. • Check care label in[...]

16 3-3. FUNCTION OF EACH BUTTON ▶ Changing various functions is possible only in PAUSE state. Selection button does not work when the washer is in operation (Except for water level, water temp, water power button). S TRONG N ORMAL G ENTLE WATER LEVEL DELAY START WASH POWER EX- LARGE L ARGE M EDIUM S MALL LEVEL D DETERGENT WATER - WATER TEMP. HOT [...]

17 START PAUSE WASH RINSE SPIN PRO - GRAM AUTO OFF HOME DRY WOOL JEAN FUZZY BLANKET ECONOMY MM T SOAK WASH SHOWER RINCE (SPRAY) (NORMAL) (FAVOURITE) (DELICATE) (SPEEDY) SPIN INLET Er. DRAIN Er. DOOR Er. SPIN Er. 3 3 ■ In case of abnormal operation, the following indications are displayed. Abnormal water supply : INLET Er. lamp blinks. Abnormal dr[...]

18 3-4. W ASHING PROGRAMS W ashing Programs Add the laundry Add the deterg Fuzzy Washing (Normal Wash) Used for normal loads, this mode automatically selects the most appropriate conditions and completes the sequence in one operation. The built-in sensor detects the size of the load and the ideal wash power and wash, rinse and spin times are set ac[...]

19 Close the lid Finish Caution & Note START PAUSE  The pulsator rotates for 8 seconds to detect the laundry load.  Then the water level and the amount of detergent to be used will be shown and water will be supplied.  Water will be supplied for 2 minutes after the start of the wash to supplement the water the laundry has absorbed. [...]

20 3-5. OTHERS FUNCTIONS 1) Soak W ash Use this mode for washing excessively dirty laundry by soaking in water for some time to remove proteins and fats. ‘ SOAK ’ mode can be used with all washing programs simultaneously except for WOOL and HOME DRY program. Note AUTO OFF The SOAK will not work in WOOL and HOME DRY cleaning Program. The water l[...]

21 2) Delay Start (Reservation) W ash 5 Delay start (Reservation) Wash is used to delay the finishing time of the operation. The hours to be delayed can be set by the user accordingly. The time on the display is the finishing time , not the start time. 3 AUTO OFF • Finishing time can be delayed from 3~48 hours. Delaying from3~12 hours can be done[...]

22 3) Option W ashing Press the AUTO OFF (Power) button to turn power on. Press the W ASH button to select the desired timing. Add the laundry into the washing tub. Press the ST ART/P AUSE button. Press the W A TER LEVEL button, to control the water level according to the amount of laundry . If you do not choose anything, it is set the middle water[...]

23 3) Option W ashing 2 Press the RINSE button to select the desired times of rinse. Press the SPIN button to select the desired times of rinse. Press the AUTO OFF (Power) button to turn power on. Add the laundry into the washing tub. Press the S T ART/P AUSE button. Add the detergent and close the lid. AUTO OFF When a Wash, Wash/Rinse or Rinse onl[...]

24 4) Child Lock Function After all washing conditions are set according to the manual. Press the AUTO OFF (Power) button. Press the ST ART/P AUSE button to start washing. During the wash program, all the buttons are locked until washing is completed or it is child- lock function is deactivated manually. Press both the W ASH button and the RINSE bu[...]

25 W ash Inner-tub Leave the lid open after washing to allow moisture to evaporate. If you want to clean the inner-tub use a clean soft cloth dampened with liquid detergent, then rinse. (Do not use harsh or gritty cleaners.) Inlet Hoses Hoses connecting washer to faucet should be replaced every 5 years. Exterior Immediately wipe off any spills. Wip[...]

26 4. SERVICE INFORMA TION 4-1. SCHEMETIC DIAGRAM 1) WF-T10(~3)0(~2,6)1(~5)TP(H,E,F)(S,3) / WF-T802/T852(A)[...]

27 2) WF-T(F/C)1091~3, 1191~3T(C/H/P) / WF-T(F/C)1022,1122,1001T(C/H/P) WF-T1268TH, 2409KTb, 2602kT a, T1491TP , WF-T1491TP , T11292TP , T1292TP ,T1291TP , LA-1499ST , WF-T1081TP , T1592TP , T1593TP , T1241TP , T1133TH WF-G15KTB, G13KTC, B15KTB, B13KTC / WF-T1400TH, T1022TPX A[...]

28 4-2. WIRING DIAGRAM 1) WF-T10(~3)0(~2,6)1(~5)TP(H,E,F)(S,3) / WF-T802/T852(A)/T853A 2) WF-T(F/C)1091~3, 1191~3T(C/H/P) / WF-T(F/C)1022,1122,1001T(C/H/P) WF-T1268TH, 2409KTb, 2602kT a, T1491TP , T1081TP , WF-T1491TP , T11292TP , T1292TP ,T1291TP , LA1499ST , T1592TP , T1593TP , T1241TP , T1133TH WF-G15KTB, G13KTC, B15KTB, B13KTC / WF-T1400TH, T10[...]

29 W ater Supply Washing Drain Intermittent Spin High Speed Sp in No Power Spin Water Supply Rinsing Drain Intermittent Spin High Speed Sp in No Power Spin Water Supply Rinsing Drain Intermittent Spin High Speed Sp in No Power Spin Power Off Fuzzy E x- l ar g e 7 1 5 4 1 3 0 " 90 " 1 6 5 " 7 3 4 1 3 0 " 90 " 1 6 5 " 7 [...]

30 Water Supply Washing Drain Intermittent Spin No Power Spin R otate Shower Drain Intermittent Spin High Speed Spin No Power Spin Water Supply Rinsing Drain Intermittent Spin High Speed Spin No Power Spin Water Supply Rinsing Drain Intermittent Spin High Speed Spin No Power Spin Power Off Normal Ex-large 7 21 4 1 28" 2 1.5 4 1 28" 20&quo[...]

31 W ater Suply Washing Drain Intermittent Spin No Power Spin R otate Shower Drain Intermittent Spin High Speed Spin No Power Spin Water Suply Rinsing Drain Intermittent Spin High Speed Spin No Power Spin Water Suply Rinsing Drain Intermittent Spin High Speed Spin No Power Spin Power Off Normal Extreme-Large 7 15 4 13 5" 2 30" 4 1 28"[...]

32 4-4. ADJUSTMENT 1) BRAKE LEVER ADJUSTMENT Motor Pulley Clutch Pulley 2 2 1 2.0~3.5mm P.V Link Brake lever Motor Pulley Clutch lever Brake lever Lock net Adjustment screw Clutch lever Brake lever bar Keep the clearance 1.9 0.1mm between the tip of the adjustment screw and brake lever. • Shown as in the figure, untighten the adjustment screw to [...]

33 4-5. DISASSEMBL Y INSTRUCTION  Be sure to unplug the power to repair and replace electric parts. 1) Disassembly of Fr ont Panel & PCB Assembly Remove two screw caps using a sharp tool and two special screws. Push the front panel to the left side then pull it out Disconnect the leads from the controller Remove 4 screw from the front panel [...]

34 2) Disassembly of Back Panel, Power Cord, Inlet V alve & BP Sensor Remove two back panel fixing screws in the back side. Disassemble the back panel. Disconnect two connectors and disassemble the power cord. Remove a valve fixing screw & disconnect the leads form the inlet valve. Remove the inlet valve. Disconnect the leads & the pres[...]

35 4) Disassembly of Back Cover , Drain Pump, Clutch(T ransmission) & Motor Remove back cover fixing screws then disassemble the back cover . Disconnect the leads and the drain hose-p from the drain pump. Remove the pump fixing screws then disassemble the drain pump. Fall down the washer for clutch & motor removal. Remove the belt. Disassem[...]

36 4-6. TEST RUNNING WITHOUT W A TER 1) METHOD TO USE QC TEST MODE Check method No. Check points Start/Pause Errorr Remedy KEY PUSH Press Load Display 1 LED Begining point Buzz once • LED on all - • Check pressure and • No.200 displayed S/W assembly . Pressure Sensor LEVEL • No.264~270 is • Check connector . (check level) displayed. • R[...]

37 4-7. TROUBLE SHOOTING AGAINST COMMON W ASHING PROBLEMS Many washing problems involve poor soil & stain removal, residues of lint and scum, and fabric damage. For satisfactory washing results, follow these instructions. W ASH PROBLEM Possible Causes Problems Solutions & Preventive Measures • Use correct amount of detergent for load size[...]

38 4-8. TROUBLE SHOOTING METHODS ACCORDING TO ERROR MESSAGE  For more detailed information for trouble shooting refer to page 38 to 49. Error Determination Expected cause Remedy INLET Er lamp blinks. W ater supply doesn't reach set level within 60 minutes. DRAIN Er lamp blinks. When drain is not finished within 12 minutes at drain course. 1[...]

39 Error Determination Expected cause Remedy SPIN Er lamp blinks. Unbalanced water for spin procedure. DOOR Er lamp blinks and continuous buzz Opened lid during washing procedure. (wash, rinse and spin) Opened lid during delay finish program. displayed. displayed. Frequency generated by recognizing water level at pressure switch is out of reference[...]

40 4-9. HOW TO DIAGNOSE AND REP AIR BY SYMPTOM 1) W asher is not energized. Where, what & how to check? Result of Check Possible Cause How to repair & settle Household Power supply 1. Check whether connection between the plug and the electrical is poor 2. Measure voltage of the electrical. W iring of the W asher 1. Measure resistance betwee[...]

41 2) Defects on displaying function Where, what & how to check? Result of Check Possible Cause How to repair & settle Main voltage 1. Measure mains voltage at the wall outlet 2. Meaure voltage at the extended outlet that the washer is plugged in if the extended outlet is used and voltage at the electrical outlet is normal in the above. T r[...]

42 4) W ater doesn’t come into the wash tub. Where, what & how to check? Result of Check Possible Cause How to repair & settle Inlet V alve 1. If water doesn’t come though the inlet valve works(electric sound occurs) 1) Check whether water mains is cut. 2) Check whether tabs are turned on. 3) Hot & cold tab are opposite connected. 4[...]

43 4) W ater doesn’t come into the wash bowl. 5) W ater fills continuously or intermittently . Where, what & how to check? Result of Check Possible Cause How to repair & settle Wrong Installation/Leakage 1. Check whether the drain hose is laying down on the floor. (For pump model) 2. Check where water leaks. Ball Pressure Sensor (Pressure[...]

44 6) Pulsator doesn’t r otate normally . Where, what & how to check? Result of Check Possible Cause How to repair & settle Pulsator rotates at one direction . 1. The Pulsator rotates normally at the beginning of wash cycle, but is it not rotate at clockwise direction (locked) after some wash cycles though there is motor-working sound? 2.[...]

45 6) Pulsator doesn’t r otate normally . Where, what & how to check? Result of Check Possible Cause How to repair & settle 4. Pulsator weakly rotates. 1) Check voltage at the power outlet where the washer is plugged into. 2) Check capacitance of the capacitor . Less than 85% of rating. Indicating needle rises and immediately indicates ?[...]

46 7) W ater does not drain. Where, what & how to check? Result of Check Possible Cause How to repair & settle 4. Check whether the drain hose is blocked by foreign objects. It may happen in case of the hose is a little kinked. PV Case (for Non-Pump Model only) 1. Check whether the PV asm is blocked by foreign objects. Drain Motor (For Non-[...]

47 8) W ater drains though it is not the time of drain. Where, what & how to check? Result of Check Possible Cause How to repair & settle Drain Motor (for Non-Pump Model only) 1. Check whether the drain motor is normally returned after turning power off. (It is considered normal if the lever of the drain motor is fully pulled out by the PV [...]

48 10) Spin extraction is not proceeded. Where, what & how to check? Result of Check Possible Cause How to repair & settle Motor 1. In the case that the wash motor does not spin during spin extraction; 1) Check there is motor working sound,or 2) If there is no motor-working sound;  Check frequency of the Ball Pressure Sensor (Pressure Sw[...]

49 11) Spining is going on even though the lid is open. Where, what & how to check? Result of Check Possible Cause How to repair & settle Safety Switch 1 . Check resistance between both terminals of the safety switch with the lid open. Ball Pressure Sensor 1. Is placed the magnetic on the wash? 0~9Ω ∞Ω Ye s No Contact points of the sa[...]

50 13) Vibration, Noise or Unbalance Err or happens during spin. Where, what & how to check? Result of Check Possible Cause How to repair & settle Using conditions such as installation etc. 1. Check whether the washer is leveled. (Check clearance with out tub and out case the left gap is the same as the right and the rear gap is 1.5~2 time [...]

51 14) Power is automatically turned off during operation or immediately turning on the power switch. Where, what & how to check? Result of Check Possible Cause How to repair & settle Main voltage 1. It is mostly caused by noise from mains or transfomerient power cut. Auto Off switch or Controller 1.Check whether power is automatically turn[...]

52 5. EXPLODED VIEW TUB ASSEMBL Y TOP COVER ASSEMBL Y OUT CASE ASSEMBL Y[...]

53 5-1. THE EXPLODED VIEW OF TOP COVER ASSEMBL Y A210 A011 A330 A160 A201 A202 A220 A230 A170 A100 A 120 A240 A060 A110 A026 A020 A030 A200 A050 A040 A053 A024 A273 A274 HOT(ORANGE) COLD(BLUE) A271 A272 A275 A276 A277 HOT(ORANGE) COLD(BLUE) A270 HOT(ORANGE) COLD(BLUE) A180 A190 A151 A192 A191 A152[...]

54 5-2. THE EXPLODED VIEW OF OUT CASE ASSEMBL Y F020 F080 F070 F021 F027 F090 F100 F001 F081 F084 F082 F050 F000 F010 : Non-Service Part For Non-Pump For Pump[...]

55 5-3. THE EXPLODED VIEW OF TUB ASSEMBL Y K000 K090 K010 K022 K024 K023 K020 K101 K102 K170 K180 K064 K130 K280 K190 K120 K011 K012 K027 K021 K025 K028 K063 K201 K200 K210 K220 K250 K230 K040 K050 K061 K030 K110 K060 K062 K270 BLUE NATURAL K150 K140 K160 or For Non-Pump For Non-Pump For Non-Pump For Pump For Pump : Non-service part K111 K271 K272 [...]