LG D1607 Series Service Bulletin

LG Electronics Inc.
Buyer Model : LDS4821WW/BB/ST, LDF6920WW/BB/ST, LDF7920WW/BB/ST
LDF7932WW/BB/ST, LDF9932ST, LSDF795ST
LGE Model :
D1607xx, D1608xx, LD-6106xx, D1613xx, D1412TB, D1616TB
Buyer Name :
EUS / ECI
Applicable Serial No. : 003KWxx00001 ~ 004KWxx ( Some Products produced in Mar & April, 2010 )
SUBJECT : Poor washing performance caused by the defect filter Asm
Symptom Details
Issue: Poor washing.
Reason: Poor washing was caused by removing the guide rib in the filter assembly
Guide rib
Improvement:
-Only if there is no guide rib in the filter assembly,
Change to a filter assy (good part) with a
guide rib.
You don't need to change filter assembly,
if there is a guide rib in the filter.
-When you do SVC , you must adjust twisted
check valve with your finger to correct it in
sump assembly. If not, poor washing will
continue.
Parts Chart:
Part number
ADQ32598202
(Same parts, divided by
Parts supplier contract )
Compatibility
- Only new part(Good part) can be used. Discard the defective filter asm.
Alphabetic Code
Interchangeable :
A
bulletin regardless of manufacturing date.
Old parts can be substituted for new :
B
in products regardless of manufacture date. New parts can be used in new
products only.
New parts can be substituted for old parts :
C
can be used in products regardless of manufacture date.
D
Not interchangeable :
Service Bulletin
Effective Date : 16. Apr, 2010
Before (003KWxx~004KWxx)
ADQ32598202
Wrong Part was discarded for SVC part.
Old and new parts can be used in products as per the
Old parts can be used
New parts can be used in new products only.
Soils
Filter assembly
1) Change to a filter assembly with a guide rib
Wrong Part Without guide rib
2) Must adjust twisted check valve with finger to correct it.
If not, poor washing will continue.
Sump Twisted check valve
Check valve
Numeral Code
1 To improve performance
2 To improve productivity
3 To improve reliability
4 Change of material or
dimension
Only new parts
5 Addition
6 Deletion
7 Correction
Date of issue: 20. May, 2010
.
Good Part With guide rib
Correct check valve
After (004KWxx~)
ADQ32598202
Research Engineer
Dishwasher Gr.
Washing Machine Lab
LG Electronics DAC
Loc. No
M110
J.H. Lee