DOWNLOAD LG 31412 Service Manual ↓ Size: 22.58 MB | Pages: 55 in PDF or view online for FREE

Model
31412
Pages
55
Size
22.58 MB
Type
PDF
Document
Service Manual
Brand
Device
Washing Machine
File
31412.pdf
Date

LG 31412 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. 
4-2. DISASSEMBLY INSTRUCION
22
1)  Remove front panel and main PCB 
assembly
  
①  
Remove 2 cap and 2 screw attaching the front panel. 
②  
Push the front panel left and pull the front panel 
forward.
③ 
Disassemble the protective cover.
④ 
Disconnect the leads from controller.
23
2)  Disassembly of the Noise Filter, 
Power Cord, Inlet Valve, Pressure 
Switch, and Dispenser Housing.
① 
Remove 2 screw attaching the panel on the back.
②     
Disassemble the rear panel.
Noise Filter and 
Power Cord 
① 
 Remove the two 
screws attaching the 
noise filter. 
②     
Disconnect both 
connectors in the 
noise filter.  
Remove the power 
cord from the noise 
filter. 
Inlet Valve
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
①     
Disconnect the leads 
from pressure switch 
and detatch the 
pressure switch from 
the machine. 
②     
Disconnect the 
pressure tube from 
the pressure switch.
Dispenser 
Housing
①     
Remove the hoses 
and output pipes 
from the input 
valve.
②  
Disassemble the 
connector pipe and 
the dispenser 
housing. 
24
3) Disassembly of Top Cover and Lid
      
① 
    
Remove the hinge cover.
      
② 
Remove 6 hinge screw.
      
③ 
 Pull the hinge to the left and right. 
      
④  
Remove the hinge. 
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