DOWNLOAD LG F96400WHR Service Manual ↓ Size: 15.96 MB | Pages: 66 in PDF or view online for FREE

Model
F96400WHR
Pages
66
Size
15.96 MB
Type
PDF
Document
Service Manual
Brand
Device
Washing Machine
File
f96400whr.pdf
Date

LG F96400WHR Service Manual ▷ View online

33
YES
Is the resistance of the 
Thermistor
out of range 44 ~
53 KΩ at 25°C? (Page 23) 
Replace the 
Main PCB
.
Is the 
Connector
connected correctly to 
the 
Main PCB
and the 
Thermistor
and the 
Heater
Is the 
Harness
alright ?
Reconnect or repair the 
Connector
.
Or replace the 
Harness
.
Replace the 
Thermistor
.
YES
Replace the 
Heater
.
YES
NO
Is the resistance of the 
Heater
out of range 24.5 ~
28.5Ω (for Washing) or 42.5 ~ 49.5Ω (for Steam) ?
(Page 25) 
[Note] Thermistor Spec
NO
NO
Thermistor (Heating) Error (tE)
S
P
E
C
Temp
30 °C
40 °C
60 °C
70 °C
95 °C
105 °C
Resistance (kΩ)
MIN
36.35
39.45
42.72
24.20
26.05
27.97
11.43
12.12
12.82
8.088
8.514
8.940
3.544
3.791
4.045
2.617
2.816
3.023
STD
MAX
Heater for Washing
Heater for Steam
34
NO
Are the resistance of the 
Hall Sensor
5~15kΩ?
Motor Locked Error (LE)
[Pre Check]
• Gentle wash cycles, such as Perm Press, Delicates, Hand Wash, and Wool/Silk should only be used for smaller loads.
Because these cycles are more gentle in tumbling and spinning, putting too much in the drum can register an issue
with the motor. Remove items, reset unit and test with a Rinse/Spin cycle.
• Don’t replace the PCB, when the hall sensor is replaced.
Replace the PCB, when the LE is displayed after replacing the hall sensor.
Is the 
Connector
connected correctly to 
the 
Main PCB
and the 
Motor
?
Is the 
Harness
alright ?
YES
NO
YES
YES
YES
YES
NO
Disassemble the 
Rotor
.
Is the 
Magnet
of rotor cracked or broken?
• Ha ~ Common 
: 5 ~ 15 kΩ
• Hb ~ Common 
: 5 ~ 15 kΩ
Replace the 
Main PCB
.
Press the 
Power
button & 
Start / Pause
button.
Does the
Drum 
stop when the start/pause button is pressed to start the cycle ?
Or Sometimes does the 
Drum
rotate weakly (under 15rpm)?
Magnet
Ha
Hb
Common
Is the resistance the same
between 
Stator
points?
V~U / U~W / W~V : 8~11Ω
V  U  W
V   U   W
Reconnect or repair the 
Connector
.
Or replace the 
Harness
.
Replace the 
Rotor
.
Replace the 
Hall Sensor
.
Disassemble 
hall sensor carefully. 
(Next page)
NO
Replace the 
Stator
.
35
Disassemble the Hall Sensor
1) Disassemble the hook of Hall Sensor by (-) driver.
2) Pull up  Hall Sensor slowly as shown in picture. 
1) Adjust the hole of Hall Sensor to 
the hooks of stator  as shown in red circle 
2) Push down the Hall sensor, 
and assemble to the hook securely.
Caution
If you disassemble by force,not following the directions, 
the hooks of stator(red circled) might  break.
Hence need change of stator assembly. 
So disassemble cautiously.
1
Assemble the Hall Sensor
2
[Note]
Hall Sensor Part No.
• 24” / 25” : 6501KW2001A
• 27” : 6501KW2002A 
36
Check if there is some water on the base ?
Which part have broken.(ex.
Tub, dispenser, inlet hose,
circulation hose, steam
generator, pump, drain hose)
Replace the  broken part.
YES
Check if there is some water on the base ?
YES
Assemble the aqua switch.
Reconnect or repair the
connector. Or replace the harnes.
NO
NO
NO
Replace the Aqua switch.
NO
Water leakage (AE)
Is the connector connected correctly to the main PCB
and the aqua switch?
Or is the harness alright?
Is Aqua switch assembled correctly to
the base?
When you press and hold  the styrofoam
in the Aqua switch, is AE displayed?
YES
YES
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