LG WM3550HVCA Service Manual ▷ View online
49
Be sure to unplug the machine before disassembling and repairing the parts.
CONTROL PANEL
1
Unscrew 2 screws on the back of the top plate.
2
Pull the top plate backward and upward as
shown.
3
Disconnect the Display PWB assembly
connector from the cabling.
4
Pull out the drawer and unscrew 2 screws.
5
Remove one screw.
6
Lift the side the control panel assembly and
pull it out.
7
Unscrew the 8 screws from the control panel
assembly.
8
Disassemble the display PWB assembly.
DISPLAY
PWB ASSEMB LY
PWB ASSEMB LY
TOP PLATE ASSEMBLY
CONTROL PANEL ASSEMBLY
DRAWER
CONTROL PANEL ASSEMBLY
10. DISASSEMBLY INSTRUCTIONS
50
MAIN PWB ASSEMBLY
Disconnect the POWER connector and
the pressure switch assembly.
Remove the protective cover.
Unscrew 1 screw on the back.
Remove the main PWB.
Disconnect the connectors.
PROTECT COVER
1
2
3
4
5
51
DISPENSER ASSEMBLY
Disassemble the top plate assembly.
Pull out the drawer.
Push out the dispenser assembly after
unscrewing 2 screws.
NOISE FILTER
Disassemble two (or three) connectors from
the noise filter.
Unscrew a screw from the top bracket.
Unscrew the clamp nut at the lower part of the
dispenser.
Unscrew 2 screws from the back of the cabinet.
Disassemble the 4 connectors from the valves.
Wire Color
Blue Housing (YL-BK)
Red Housing (VT-BK)
White Housing (WH-BK)
Blue Housing (GY-BK)
Red Housing (BL-BK)
1
2
3
4
5
DRAWER
1
3
2
4
5
6
1
2
52
CABINET COVER
Unscrew the 5 screws from upper of the
cabinet cover.
Unscrew the screw from filter cover.
Put a flat ( - ) screwdriver or putty knife into the
hinge slots at the bottom of the cover and pry
it out.
Unscrew the screw from the lower side of the
cabinet cover.
1
2
3
4
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