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Summary of Contents for LG WTP20BK
- Page 1 WASHING MACHINE SERVICE MANUAL CAUTION READ THIS MANUAL CAREFULLY TO DIAGNOSE PROBLEMS CORRECTLY BEFORE SERVICING THE UNIT MODEL : WTP20BK...
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Page 2: Table Of Contents
SAFETY PRECAUTION! 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. -
Page 3: Specifications
1. SPECIFICATIONS WTP20BK Finish W : Blue White V : Stainless Silver(VCM) Door lid Plastic Lid. Inlet Water Pressure 30~800 kPa n i t Light Soil, Speed Wash, Active Wear, Hand Wash, Cycles Rinse+Spin, Spin Only, Tub Clean Lid Interlock Switch... -
Page 4: Features And Benefits
INSTALLATION Parts Door Drum Control Panel Drawer Water Supply Hose Power Plug Water Drain Hose Leveling Feet Accessories Water supply hose Connecting Water drain hose Water supply hose Water drain hose (for cold water) supply hose connector connector Anti-slip sheets Detergent Brackets (front) Brackets (back) -
Page 5: How To Use
Control Panel Power Button Start/Pause Button • Press the Power button to turn the • This Start/Pause button is used to start the washing machine on. wash cycle or pause the wash cycle. • If a temporary stop of the wash cycle is needed, press the Start/Pause button. -
Page 6: Wiring Diagram
4. WIRING DIAGRAM Base / Line WIRING DIAGRAM BN BK BL WH BL BL WH BK RD BL YL YL BL GN/YL BL BL WHWH Cold Valve GN/YL wi-Fi... -
Page 7: Main Pcb Picture
5. MAIN PCB PICTURE X1_YELLOW X2_BLACK... -
Page 8: Service Information
6. SERVICE INFORMATION Be sure to unplug the power to repair and replace electric parts. ESD (ElectroStatic DIscharge) WARNING Be sure to follow proper ESD and grounding precautions for diagnosis and repair. If this is not possible, touch the ground wire on a regular basis to remove any static charge built up on your person. - Page 9 2) How to release the rear cover, the Power cord, and the main controller ① Release all screws on the rear cover ② Pull out 2 connectors and release the power cord ③ Release 3 screws on the cover of main controller and pull out the cover ④...
- Page 10 ⑥ Tuck the harness core into the drawer rib to fi x it in place. ⑦ Assemble the main PCB and drawer connecting screw ⑧ Secure the main PCB in place with 3 screws. ⑨ Assemble the rear cover...
- Page 11 3) How to release the drawer assembly ① Release the rear cover totally from the cabinet ② Release 1 screw and 1 connector on the rear cover ③ Open the drawer and release 4 screws securing the slider and the rawer on the both sides. ④...
- Page 12 4) How to change the suspension assembly ① l l a n i l out the drawer. ② l l u cover of drawer. ③ t f i g i l y l t portion and then remove the bottom portion. In this way, remove all four suspensions.
- Page 13 5) How to change the motor assembly ① Pull out the drawer entirely ② In order to check the rotor assembly, turn the drawer to be the side up. Be sure the drawer keeping on the securing carpet to be protected from the damage. ③...
- Page 14 6) How to release the inner tub ① Pull the drawer to completely remove the rotor. ② After putting the drawer back to its proper position, completely remove the drawer cover. ③ Loosen the 8 screws on top of the tub assembly. ④...
- Page 15 7) How to pull out the drain pump ① Drain the whole remaing water out using extra drain hose on the left-side of drawer. ② Pull out the drawer entirely. ③ Turn the drawer to be the side up. Be sure the drawer keeping on the securing carpet to be protected from the damper.
- Page 16 7-1) How to Remove the Remaining Water Hose and Siphon Hose ① Remove the drawer completely and then remove the drawer cover. ② 7) Refer to "How to Remove the Water Drain Pump" to remove the pump. ③ Remove the Remaining Water Hose at the bottom left of the tub assembly.
- Page 17 8) How to release the heater ① Drain the whole remaning water out using extra drain hose on the left-side of drawer. ② Pull out the drawer entirely. ③ Place the product sideways and unscrew the three screws from the heater cover the bottom of the outer tub. (Make sure that you place the protective cloth at the door before you place the product sideways to prevent the drawer or front panel from being damaged.)
- Page 18 9) How to pull out the pipe assembly ① Drain the whole remaning water out using extra drain hose on the left-side of drawer. ② Pull out the drawer entirely. ③ Release the small cover on the drawer, 3 screws and the clamp.
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Page 19: How To Use Svc Test Mode
7. HOW TO USE SVC TEST MODE... -
Page 20: Error Codes
8. Troubleshooting and Measures Display Problem Possible Cause Solution ● There is no change in the 1. Water supply faucets are not fully • Make sure that the water 10 Hz water level for three open. faucets are fully open. water inlet minutes after starting to 2. - Page 21 Display Problem Possible Cause Solution Motor • Make sure the drain hose is locked free of clogs, kinks, etc, and is error ● The hall sensor to detect 1. Controller is faulty. not pinched behind or under the rotation of the Motor is 2.
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Page 22: Exploded View
. EXPLODED VIEW MBLY M009 M008 M078 M020 M019 M021 M081 M016 M079 M081 M015 M014 M016 M011 M079 M022 M015 M013 M013 M012 M023 M010... -
Page 23: Exploded View Of Front Cover Assembly
M001 M002 M004 M005 M007 M006 M003... -
Page 24: Exploded View Of Drawer Assembly
M066 M027 M026 M024 M028 M025 M033 M032 M032 M035 M036 M034 M040 M029 M039 M030 M042 M044 M045 M031 M037 M043 M046 M093 M041 M076... -
Page 25: Exploded View Of Tub Assembly
TUB ASSEMBLY M090 M092 M047 M091 M048 M049 M050 M051 M052 M053 M054 M055 M058 M056 M057... -
Page 26: Exploded View Of Acc. Assembly
M059 M060 M061 M062 M086 M063 M087 M064 M088... - Page 27 2017.01 MFL68840032...
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