LG WT7200 Series Reference manual

Washers (6 SVC Bulletins)1 UPDATE, 1 NEW
Dryer (1 SVC Bulletin)
Refrigerator (4 SVC Bulletins) 1 NEW
Dishwasher (6 SVC Bulletins)1 UPDATE
Cooking (3 SVC Bulletins, 1 Guideline) 3 NEW
SVC Bulletin Booklet
for Top Reclaim Models
2018 July
The booklet is available at www.LGTechAssist.com with a valid ID.
• The information is intended for experienced Technicians, not for the Customer
• The information is subject to changes or updates without notice
Any reproduction, duplication, distribution (including by way of email, facsimile or other electronic means), publication, modification, copying or transmission of
this Booklet is STRICTLY PROHIBITED unless you have obtained the prior written consent of the LG Electronics entity from which you received this Booklet.
Copyright © 2018 LG Electronics Inc. All rights reserved. Only training and service purposes.

SVC Bulletin Booklet for Top Reclaim Models
Technical Support Newsletter | 2018 July
Any reproduction, duplication, distribution (including by way of email, facsimile or other electronic means), publication, modification, copying or transmission of
this Booklet is STRICTLY PROHIBITED unless you have obtained the prior written consent of the LG Electronics entity from which you received this Booklet.
Copyright © 2018 LG Electronics Inc. All rights reserved. Only training and service purposes.
The booklet is available at www.LGTechAssist.com with a valid ID.
• The information is intended for experienced Technicians, not for the Customer
• The information is subject to changes or updates without notice
Washers
Dryer
Model Symptoms How to Repair SVC Bulletin
Number Remark
ALL Front
Loader Leak
Follow the
instructions on the
guide
DFZ201800081 New
WM3670HWA
WM3670HVA
Noise
(Tub cover rib
contacts door
hinge)
Cut the Tub Cover
Rib. DFZ201700047
Balance
weight
falls off
1. Tighten screws
2. Replace B/Weight DFZ201800040 Updated
WM3270CW
Noise
(Tub cover rib
contacts door
hinge)
Cut the Tub Cover
Rib. DFZ201700047
WT7200**
WT1501**
WT5270**
Pulsator
came
off
Replace Pulsator
and pulsator cap DFZ201700049
WT1501**
WT1701**
WT1801**
WT1901**
WT5270**
WT5480**
WT5680**
WT7200**
WT7500**
WT7700**
WT7710**
Rubbing /
Squeak
Noise
Attach the Sponge
Damper Pad at
Left, Right and Front
DFZ201800041
WM5000**
WM9000**
Dispenser
leakage
Replace
Dispenser assembly DFZ201800038
Model Symptoms How to Repair SVC Bulletin
Number
27inch
Front Loader
Dryer
Roller Noise Replace roller ASM and
add 2 additional washers DFZ201800021

SVC Bulletin Booklet for Top Reclaim Models
Technical Support Newsletter | 2018 July
Any reproduction, duplication, distribution (including by way of email, facsimile or other electronic means), publication, modification, copying or transmission of
this Booklet is STRICTLY PROHIBITED unless you have obtained the prior written consent of the LG Electronics entity from which you received this Booklet.
Copyright © 2018 LG Electronics Inc. All rights reserved. Only training and service purposes.
The booklet is available at www.LGTechAssist.com with a valid ID.
• The information is intended for experienced Technicians, not for the Customer
• The information is subject to changes or updates without notice
Refrigerator
Dishwasher
Model Symptoms How to Repair SVC Bulletin
Number Remark
LFXS28566x
LFXS28968x
LMXS28626x
DH Error /
Frost
Replace New Sheath
Heater(MEE63545701) CNZ201800140 New
LSXS22423S
/B/W No Ice Replace PCB CNZ201700312
LMXS27626S
LMXS28626S
LMXS28626D
Frost on
Freezer Guide
Rails
Replace Center plate
Assm, Door Gasket
Assm and Freezer
Door foam Assm
CNZ201800037
LSXS26336
LSXS26366
LSXS26386
LSXS26466
Ice maker not
making ice
Replace Ice maker or
Door upon
troubleshoot result
CNZ201700063
Model Symptoms How to Repair SVC Bulletin
Number Remark
LDF5545ST
Broken Side
frame
Install on the side
using the LG bracket CDZ201700027
Touch IC Reset
Defect;
Button not
working
Replace the control
panel
CDZ201800011
(subject to be
changed)
Update
Leak or “AE”
error
Replace Sump
Assembly,
And Motor (Pump
casing)
CDZ201700006
LDT7797
LDP6797
Door Not
Closing; Leak;
Steam
between Door
and Tub
Change Glide Rail CDZ201700034
Buttons do
not operate
Replace the control
panel
CDZ201800011
(subject to be
changed)
Update

SVC Bulletin Booklet for Top Reclaim Models
Technical Support Newsletter | 2018 July
Any reproduction, duplication, distribution (including by way of email, facsimile or other electronic means), publication, modification, copying or transmission of
this Booklet is STRICTLY PROHIBITED unless you have obtained the prior written consent of the LG Electronics entity from which you received this Booklet.
Copyright © 2018 LG Electronics Inc. All rights reserved. Only training and service purposes.
The booklet is available at www.LGTechAssist.com with a valid ID.
• The information is intended for experienced Technicians, not for the Customer
• The information is subject to changes or updates without notice
Dishwasher
Model Symptoms How to Repair SVC Bulletin
Number Remark
LUDP8997
Door Not
Closing; Leak;
Steam
between Door
and Tub
Change Glide Rail CDZ201700034
LDT5665
LDT5678
LDF5678
LDT7808
Buttons do
not operate
Replace the control
panel
CDZ201800011
(subject to be
changed)
Update
LDT7797
LDP6797
LDF5545
LDT5665
LDP5676
Leakage/
AE error
Assemble correctly;
Replace the parts
listed
CDZ201800005
LDF8574
LSDF9662
LDF8874
LDF8072
LDF7551
LDF8764
LDS6040
LDF8875
LDS5040
LDS5540
LDF7774
LDF7561
LDS5774
Leakage/
AE error
Assemble correctly;
Replace the parts
listed
CDZ201800006

SVC Bulletin Booklet for Top Reclaim Models
Technical Support Newsletter | 2018 July
Any reproduction, duplication, distribution (including by way of email, facsimile or other electronic means), publication, modification, copying or transmission of
this Booklet is STRICTLY PROHIBITED unless you have obtained the prior written consent of the LG Electronics entity from which you received this Booklet.
Copyright © 2018 LG Electronics Inc. All rights reserved. Only training and service purposes.
The booklet is available at www.LGTechAssist.com with a valid ID.
• The information is intended for experienced Technicians, not for the Customer
• The information is subject to changes or updates without notice
Cooking
Model Symptoms How to Repair SVC Bulletin
Number Remark
LRG3061xx
LRG3193xx
Not heating:
Bake/Broil
Ignitor Failure
Replace Ignitor CVZ201800011 New
LRE3061ST/BD
No Power due
to Thermostat
Open
Change Thermostat
location CVZ201800013 New
LMVM2033xx
LMV2031xx
LMHM2237xx
LMH2235xx
Display letters/
segments
missing
(Fan speed)
Replace PCB Assembly CVZ201800006 New
Range
Oven
Temperature
Malfunction
Calibration SVC Guide

Service Bulletin
Product :
Bulletin # :
Release Date :
•Subject :
•Models with ECN and Serial Number Range in alphabetical or numerical order
<Repair information>
•Extended Warranty (If extended for one year, then that is 2 years from date of purchase.)
This service is covered by an extended warranty . Yes No
- If Yes, Parts for ( ) years and Labor for ( ) years by LG.
- If No, Parts and labor are charged to the customer if outside warranty period.
•The warranty period, including any extended warranty above, starts from the original date of purchase.
•SVC Note (Special Claim Code or other administrative notes)
1. Symptoms and Cause
Leak problem by delivery damage, Misaligned assembly and etc.
2. Solution
· Follow instructions on the following pages to diagnose source of leak
· Refer the video description for easy understanding
- http://www.lg.com/us/support/product-help/CT10000010-20150595878295-leaking
- QR Code
•The information is available through “https://gsfsplus-america.lge.com” with a valid ID.
•The information is intended tor experienced technicians, not for customer .
•The information is subject to change or update without notice.
[SVC Guide] How to check and fix Leak for Front Loader
•SVC for Leak problem
•Water on the bottom
Washing Machine
DFZ201800081
16.July.2018
-. Buyer Model: When service is for Leak problem, Refer to this SVC Bulletin.
※All LG Front Loader Washing Machine.
1

Service Bulletin
Product :
Bulletin # :
Release Date :
•The information is available through “https://gsfsplus-america.lge.com” with a valid ID.
•The information is intended tor experienced technicians, not for customer .
•The information is subject to change or update without notice.
Washing Machine
Place of
leakage Part1 Part2 Reason Solution
The Front
of F/L Door
Gasket Damaged Change the gasket.
Gasket
↔
Hoses
Misaligned
or damaged.
Please assemble
correctly or change.
Gasket
↔
Door By thread, hair, lint, … Clean door around
The sealing area
How to Find problem & Solution
DFZ201800081
16.July.2018
2

Service Bulletin
Product :
Bulletin # :
Release Date :
•The information is available through “https://gsfsplus-america.lge.com” with a valid ID.
•The information is intended tor experienced technicians, not for customer .
•The information is subject to change or update without notice.
Washing Machine
Place of
leakage Part1 Part2 Reason Solution
The Front
of F/L
Pump
Pump
filter Unplug the pump filter. Close the pump filter.
Drain hose Unplug
the drain plug. Close the drain plug.
Drawer Drawer Too much detergent Reduce detergent
How to Find problem & Solution
DFZ201800081
16.July.2018
3

Service Bulletin
Product :
Bulletin # :
Release Date :
•The information is available through “https://gsfsplus-america.lge.com” with a valid ID.
•The information is intended tor experienced technicians, not for customer .
•The information is subject to change or update without notice.
Washing Machine
Place of
leakage Part1 Part2 Reason Solution
The Back
of F/L
Air Vent Air Vent Too much
detergent Reduce detergent Use HE detergent
Water
Supply
hose
Water
Supply
hose
Misaligned
connection. Reinstall correctly.
Drain
Hose
Drain hose The drain hose
fell out. Reinstall correctly.
Drain hose Misaligned
or damaged. Assemble correctly or change.
DFZ201800081
16.July.2018
4

Service Bulletin
Product :
Bulletin # :
Release Date :
•The information is available through “https://gsfsplus-america.lge.com” with a valid ID.
•The information is intended tor experienced technicians, not for customer .
•The information is subject to change or update without notice.
Washing Machine
Place of
leakage Part1 Part2 Reason Solution
Under
the F/L
Tub
Tub
(Tub Cover,
Tub Outer)
Misaligned
or damaged.
Assemble correctly
or change.
Bellows
( Tub
↔
Pump )
Misaligned
or damaged. Assemble correctly or change.
Gasket
↔
Hoses
Misaligned
or damaged.
Assemble correctly
or change.
Siphon
breaker
Siphon
Breaker
↔
Hose
Misaligned
or damaged.
Assemble correctly
or change.
DFZ201800081
16.July.2018
5

Service Bulletin
Product :
Bulletin # :
Release Date :
•The information is available through “https://gsfsplus-america.lge.com” with a valid ID.
•The information is intended tor experienced technicians, not for customer .
•The information is subject to change or update without notice.
Washing Machine
Place of
leakage Part1 Part2 Reason Solution
Under
the F/L
Inlet Valve
The valve
body Damaged Please change the part
Inlet hose
(Inlet valve
↔
Dispenser)
Misaligned or damaged.
Assemble correctly
or change.
Dispenser
Bellows
(Dispenser
↔
Tub)
Misaligned
or damaged.
Assemble correctly
or change.
DFZ201800081
16.July.2018
6

Service Bulletin
Product :
Bulletin # :
Release Date :
•The information is available through “https://gsfsplus-america.lge.com” with a valid ID.
•The information is intended tor experienced technicians, not for customer .
•The information is subject to change or update without notice.
Washing Machine
Place of
leakage Part1 Part2 Reason Solution
Under
the F/L
Pump
Hose
(Pump
↔
Gasket)
Misaligned
or damaged. Assemble correctly or change.
Hose
(Pump
↔
Drain hose)
Misaligned
or damaged. Assemble correctly or change.
Steam
Generator
Hose
(Inlet valve
↔Steam
generator)
Misaligned
or damaged. Assemble correctly or change.
Hose
(Steam
generator
↔Gasket)
Misaligned
or damaged. Assemble correctly or change.
DFZ201800081
16.July.2018
7

Service Bulletin
Product :
Bulletin # :
Release Date :
3. Part name & location
- N/A
4. Part Interchangeable (Yes or No)
- N/A Current Product
New Product
Current Part New Part
5. Scrap Current Part in LG Warehouse Yes No
6. Others
•The information is available through “https://gsfsplus-america.lge.com” with a valid ID.
•The information is intended tor experienced technicians, not for customer .
•The information is subject to change or update without notice.
N/A N/A
N/A N/A
Washing Machine
DFZ201800081
16.July.2018
8

Service Bulletin
Product :
Bulletin # :
Release Date :
1. Symptoms and Causes
a) Symptoms
- Vibration noise due to interference between Tub Cover Rib for turbo wash hose
and Door Hinge.
b) Causes
- The gap between the Tub Cover Rib and Door Hinge is 15㎜so when Tub vibrates,
they bump into each other.
•Subject : SVC guide: Noise when Tub cover rib contacts the door hinge
•Models with ECN and Serial Number Range in alphabetical or numerical order
Country
Model (ECN)
Serial Number
Range
US
WM3180*
~703
WM3270*
WM3575*
WM3670*
WM3770*
•Extended Warranty
This service is covered by an extended warranty Yes No
- If Yes, Parts for ( ) years and Labor for ( ) years by LG.
- If No, Parts and labor are charged to the customer if outside warranty period.
•The warranty period, including any extended warranty above, starts from the original date of purchase.
•The information is available through “https://gsfsplus-america.lge.com” with a valid ID.
•The information is intended for experienced technicians, not for customers .
•The information is subject to change or update without notice.
Applicable only with symptoms below: Applicable with every repair:
Front Loader
Sep 25, 2017


<Repair information>
DFZ201700047
Door Hinge
Tub Cover Rib
Turbo Wash Hose
Gap
9

Service Bulletin
Product :
Bulletin # :
Release Date :
2. Repair Instruction
- Cut the Tub Cover Rib. (The height of Tub Cover Rib can be cut a little bigger.)
Before (~‘17.03) After (’17.04~)
3. Current and New (Visual / Part number & Name etc)
- There are no change the Part number.
4. Part Interchangeable (Yes or No)
Current Product
New Product
Current Part New Part
5. Scrap Current Part in LG Warehouse Yes No
- You can cut the rib of the tub cover and use it.
6. Others
Yes Yes
Yes Yes
25.2mm 18.2mm
①Rib 7 mm remove
②Chamfer 5 mm
No modification required.
(Not door hinge position)

•The information is available through “https://gsfsplus-america.lge.com” with a valid ID.
•The information is intended for experienced technicians, not for customers .
•The information is subject to change or update without notice.
Front Loader
Sep 25, 2017
Modified location
7 mm
Model
Tub
Cover P/No.
(K140) Tub Cover Rib Shape
Before
(~‘17.03)
After (‘17.04~)
WM3180*
MCK67635902
WM3270*
WM3575*
WM3670*
MCK67635904
or MCK67635901
WM3770*
※The difference between MCK67635901
and MCK67635904 is color.
Both parts are available for service.
- MCK67635901: Gray
- MCK67635904: Natural (Ivory)
DFZ201700047
10

Service Bulletin
Product :
Bulletin # :
Release Date :
•Subject : SVC guide for Lower Balance Weight fell out
•Models with ECN and Serial Number Range in alphabetical or numerical order
•Extended Warranty
This service is covered by an extended warranty Yes No
- If Yes, Parts for ( 2 ) years and Labor for ( 2 ) years by LG.
- If No, Parts and labor are charged to the customer if outside warranty period.
•The warranty period, including any extended warranty above, starts from the original date of purchase.
•SVC Note (Special Claim Code or other administrative notes)
- Specific Serial Number has an extended warranty.
•The information is available through “https://gsfsplus-america.lge.com” with a valid ID.
•The information is intended for experienced technicians, not for customers .
•The information is subject to change or update without notice.
Applicable only with symptoms below: Applicable with every repair:
Front Loader


DFZ201800040
1) Extended warranty applies only when produced in May and June 2016 in PN(China)
factory models. (Serial No.: 605PNxxxxxxx, 606PNxxxxxxx)
2) Extended warranty applies only when produced in March and June 2017 in VH(Vietnam)
factory models. (Serial No.: 703VWxxxxxxx, 704VWxxxxxxx, 705VWxxxxxxx,
706VWxxxxxxx)
*Other serial number models do not extend the warranty.
※Information of the extended warranty
Country
Model(ECN) Serial Number
Range 2 Years Extended Warranty Models
US
WM3080 WM3170
~ Mar.2018
(~803xx)
※
China Production
: 605PNxxxxxxx, 606PNxxxxxxx
※
Vietnam Production
: 703VWxxxxxxx, 704VWxxxxxxx,
705VWxxxxxxx, 706VWxxxxxxx
WM3270 WM3575
WM3670 WM3370
WM3770 WM3570
WM4270 WM3670
April 16th, 2018
Year
Month Country(ex.VW: Vietnam)
11

Service Bulletin
Product :
Bulletin # :
Release Date :
1. Symptoms and Causes
a) Symptoms
- There are abnormal vibration and noise.
b) Causes
- When lower balance weight was fell out, it makes abnormal vibration and noise.
•The information is available through “https://gsfsplus-america.lge.com” with a valid ID.
•The information is intended for experienced technicians, not for customers .
•The information is subject to change or update without notice.
Front Loader
<Repair information>
DFZ201800040
2. Repair Instruction
- Change the part. (Lower balance weight)
Step 1) Remove the origin part
Step 2) Assemble the new part fully
Step 3) Tighten bolts follow the order (Refer to the below picture)
Step 4) After change the part, check the ‘A’ dimension every points(4 points)
Refer to below picture.
1st 2nd
3rd 4th
Gap A
•If the ‘A’ is bigger than 0.08inch(2mm), it is OK.
•If the ‘A’ is smaller than 0.08inch(2mm), it is NG.
You have to tighten the bolt more than now.
April 16th, 2018
Gap A
Gap A
12

Service Bulletin
Product :
Bulletin # :
Release Date :
3. Current and New (Visual / Part number & Name etc)
4. Part Interchangeable (Yes or No)
Current Product
New Product
Current Part New Part
5. Scrap Current Part in LG Warehouse Yes No
6. Others
Yes Yes
Yes Yes

•The information is available through “https://gsfsplus-america.lge.com” with a valid ID.
•The information is intended for experienced technicians, not for customers .
•The information is subject to change or update without notice.
Front Loader
DFZ201800040
Factory
Country
Model Part Number(SVC number)
Vietnam
US
WM3080CW.ABWEVUS
MAG62583001(K130)
WM3270CW.ABWEVUS
WM3670HWA.ABWEVUS
WM3670HVA.ASSEVUS
WM3770HWA.ABWEVUS
WM3770HVA.ASSEVUS
China
WM4270HWA.ABWEPUS
MAG62583001(K135)
WM4270HVA.ASSEPUS
WM3170CW.ABWEPUS
WM3575CW.ABWEPUS
WM3575CV.ASSEPUS
WM3370HWA.ABWEPUS
WM3570HWA.ABWEPUS
WM3370HRA.ACREPUS
WM3370HVA.ASSEPUS
WM3570HVA.ASSEPUS
WM3670HWA.ABWEPUS
WM3670HRA.ACREPUS
WM3670HVA.ASSEPUS
WM3770HVA.ASSEPUS
April 16th, 2018
*S/N: xxxVW~
*S/N: xxxPN~
13

Service Bulletin
Product :
Bulletin # :
Release Date :
•Subject : Repair instruction for Top loader Pulsator
•Models with ECN and Serial Number Range in alphabetical or numerical order
•Extended Warranty (If extended for one year, then that is 2 years from date of purchase.)
This service is covered by an extended warranty . Yes No
- If Yes, Parts for ( 3 ) years and Labor for ( 3 ) years by LG.
- If No, Parts and labor are charged to the customer if outside warranty period.
•The warranty period, including any extended warranty above, starts from the original date of purchase.
√
Top Loader
DFZ201700049
17.09.22
•The information is available through “https://gsfsplus-america.lge.com” with a valid ID.
•The information is intended for experienced technicians, not for customers.
•The information is subject to change or update without notice.
1. Symptoms and Causes
a) Symptoms :
- Pulsator screw came off or unscrewed
- Pulsator came off
b) Causes : An inner part in Pulsator separating from pulsator
Inner Part
2. Repair Instruction
- Replace current Pulsator with
improved pulsator (see table).
- Pulsator cap (same part number)
should be replaced with new one.
Part Name
Current Part No.
Improved Part No.
Pulsator AGZ72909706
AGZ72909702,
AGZ72909701,
or AGZ73050601
Cap 5006EA3009B
3. Part Interchangeable (Yes or No)
- Parts are interchangeable
(All defect parts were scraped)
Before Product
After Product
Before Part After Part
Yes Yes
Yes Yes
Subsidiary Sales model
Serial Number
LGECI
WT1501CW
610VWxxx
~ 708VWxxx
(Only Vietnam
model)
WT1901CK
WT1150CW
WT7200CW
LGLAT
WT21VSS6
WT21WS6
WT21SS6
WT21VSS6
WT21WS6
LGECL WT21VSS6
LGCOL WT21VSS6
LGEPS WT5270CW
LGETH T2721SSAV
T2724SSAV
Subsidiary Sales model Serial Number
LGEUS
WT5270CW
610VWxxx
~ 708VWxxx
(Only Vietnam
model)
WT1501CW
WT1801HWA
WT1801HVA
WT1701CW
WT1701CV
WT1901CW
WT1901CK
WT1301CW
WT1150CW
WT7200CW
LGEAP
WTG1432WHF
WTG1432WHF
WTG1432VHF
14

Service Bulletin
Product :
Bulletin # :
Release Date :
•Subject : Service guide for T/L Cabinet Sponge Damper Pad rubbing noise
•Models with ECN and Serial Number Range in alphabetical or numerical order
Washing Machine
-
2018.04.11
•Extended Warranty
This service is covered by an extended warranty Yes No
- If Yes, Parts for ( ) years and Labor for ( ) years by LG.
- If No, Parts and labor are charged to the customer if outside warranty period.
•The warranty period, including any extended warranty above, starts from the original date of purchase.
Applicable only with symptoms below: Applicable with every repair:


•SVC Note (Administrative notes)
- SVC Part has difference with old part as surface ; [Old] Non-woven, [New] Glass Fiber
Subsidiary Sales model Serial Number
LGEAI
/
LGECI
WT1501*, WT1701*, WT1801*, WT1901*
WT5270*, WT5480*, WT5680*, WT7200*
WT7500*, WT7700*, WT7710*
609**~803**
(Only Korea, Vietnam,
Thailand model)
•The information is intended tor experienced technicians, not for customer .
•The information is subject to change or update without notice.
1. Symptoms and Causes
a) Symptoms :
- Cabinet Sponge Damper Pad ~ Outer Tub makes rubbing noise
b) Cause :
- Unleveled washing machine makes Outer Tub~Sponge Damper Pad friction continuously.
- The friction (while running washing machine) can make rubbing noise.
<Repair information>
2. Repair Instruction
- Attach SVC Part on Sponge Damper Pad. –Follow Sponge Damper’s shape.
Location : Inside of Cabinet –Left, Right, Front
Attach
Sponge Damper SVC Part
15