DOWNLOAD LG 31623 Service Manual ↓ Size: 22.43 MB | Pages: 55 in PDF or view online for FREE

Model
31623
Pages
55
Size
22.43 MB
Type
PDF
Document
Service Manual
Brand
Device
Washing Machine
File
31623.pdf
Date

LG 31623 Service Manual ▷ View online

4. SERVICE INFORMATION
4-1. WIRING DIAGRAM
21
WIRING DIAGRA
M
▶  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. 
1)  Remove front panel and main PCB 
assembly
  
①  Remove 5 panel fixing screws attaching the panel 
on the back. 
② Disassemble Rear Panel.
③ Pull the front panel forward.
④ Disassemble the protective cover.
⑤ Disconnect the leads from the controller.
⑥ Remove 9 screws on the PCB assembly.
⑦ Disassemble PCB assembly.
Rear Panel
Main PCB
Protect cover
Display PCB
4-2. DISASSEMBLY INSTRUCION
22
23
2)  Disassembly of the Noise Filter, 
Power Cord, Inlet Valve, Pressure 
Switch, and DT Housing.
Noise Filter and Power Cord(Figure A) 
①  Remove the two screws attaching the noise filter.
 
②     
Disconnect 2 connector in Noise Filter and 
Disassemble Noise Filter and Power Cord.
Inlet Valve (Figure B)
①     
Disconnect the leads from the inlet valve and remove 
three screws.  
②     
Remove the hoses and output pipes from the input 
valve.
③     
Remove the inlet valve.
Pressure Switch (Figure C)
①     
Disconnect the leads from pressure switch and 
disassemble pressure switch
②     
Disconnect pressure tube from the pressure switch .
DT Housing (Figure D)
①     
Remove the hoses and output pipes from the input 
valve.
② 
Disassemble the connector pipe and the DT housing. 
24
3) Disassembly of Top Cover and Lid
      
①  
Remove 2 screws attaching the back side of top 
cover. 
      
②  
Lift the top cover at the back of the washer 
      
③  Push the Top Cover Assembly forward front side 
until it doesn’t move.
      
④  Push each side of cabinet to remove from side 
holders. If remove top cover from all of side 
holder, lift the top cover.
      
⑤  Use the blade to push the left hinge out of the 
way and to displace the hinge pin to remove the 
lid.
      
⑥  Remove the lid by pulling the right hinge pin out 
of its holder.
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