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LG WM4000H A Series Service Manual

LG WM4000H A Series Service Manual

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WASHING MACHINE
SERVICE MANUAL
CAUTION
READ THIS MANUAL CAREFULLY TO DIAGNOSE
PROBLEMS CORRECTLY BEFORE SERVICING THE UNIT.
MODELS :
Any reproduction, duplication, distribution (including by way of email, facsimile or other electronic means), publication, modification, copying or
transmission of this Service Manual is STRICTLY PROHIBITED unless you have obtained the prior written consent of the LG Electronics entity
from which you received this Service Manual. The material covered by this prohibition includes, without limitation, any text, graphics or logos in
this Service Manual.
Copyright © 201 LG Electronics Inc. All rights reserved. Only training and service purposes.
CONFIDENTIAL

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Summary of Contents for LG WM4000H A Series

  • Page 1 Any reproduction, duplication, distribution (including by way of email, facsimile or other electronic means), publication, modification, copying or transmission of this Service Manual is STRICTLY PROHIBITED unless you have obtained the prior written consent of the LG Electronics entity from which you received this Service Manual. The material covered by this prohibition includes, without limitation, any text, graphics or logos in this Service Manual.
  • Page 3: Specifications

    1. SPECIFICATIONS ITEM WARNING...
  • Page 4: Features & Technical Explanation

    2. FEATURES & TECHNICAL EXPLANATION Ultra Capacity Direct Drive System Tilted Drum and Extra Large Door Opening Automatic Wash Load Detection Control Lock SMART DIAGNOSIS...
  • Page 6 The appliance supports 2.4 GHz Wi-Fi networks only. To check your network frequency, contact your Internet service provider or refer to your wireless router manual. LG ThinQ is not responsible for any network connection problems or any faults, malfunctions, or errors caused by network connection.
  • Page 7: Parts Identification

    3. PARTS IDENTIFICATION...
  • Page 8: Installation And Test

    4. INSTALLATION & TEST...
  • Page 11: Operation

    5. OPERATION...
  • Page 13 Option Button Pre Wash : Use the Pre Wash button to select to wash temporary before to start the course which you chosen. Delay Wash : Once you have selected the cycle and other settings, press this button to delay the start of the wash cycle.
  • Page 15 CONTROL LOCK CONTROL LOCK Control Lock Control Lock Control Lock Control Lock Remote Start Use a smart phone to control your appliance remotely Also, it is possible to monitor your cycle operation so you know how much time is left in the cycle. Wi-Fi Connect Use this option for connecting to the internet through your home Wi-Fi network...
  • Page 18: Test Mode

    6. TEST MODE SPIN SOIL Soil Delay Wash...
  • Page 19: Troubleshooting

    7. TROUBLESHOOTING...
  • Page 33: Component Testing Information

    8. COMPONENT TESTING INFORMATION...
  • Page 41 9. DISASSEMBLY INSTRUCTIONS...
  • Page 48 Disassemble the cabinet cover. Separate the hose, the bellows assembly from the pump assembly . Unscrew the 2 screws and disassemble the pump assembly follow red arrow direction.
  • Page 51 K200 K143 K123 K360 K6 10 F140 K6 11 K4 11 K310 K4 10 F315 K464 K461 F463 K516 K190 K444 A158 K135 K132 K530 K572 K501 K100 K320 K130 F468 F145 K439...
  • Page 53: Wiring Diagram

    11. WIRING DIAGRAM Wi-Fi DISPLAY PWB DISPLAY PWB 10 9 8 7 6 5 4 3 2 1 1 2 3 4 5 6 WM3460 BK BR RD OR YL BL 10 9 8 7 6 5 4 3 2 1 * WM3400 - No Circulation Pump, No Heater, No Wi-Fi WM3500 VT OR...

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