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option (HOT)

Fix the bolt tightly.

Replace the STATOR
ASSEMBLY or ROTOR
ASSEMBLY.

Is the motor bolt loosened?

Is there friction noise from the motor?

Refer to

NO WATER SUPPLY

Check the wiring on the 
dispenser.

Put it in the correct
compartment.

Clean the cap and
drawer.

Is water supplied?

Are receptacles correctly connected to the
terminals of inlet valve?

Is softener put in the correct compartment of

drawer?

Is the softner cap clogged?

AC 220-240V

PWB ASSEMBLY (MAIN)

PWB ASSEMBLY (MAIN)

Replace the sensor 
(pressure)

Replace the PWB
assembly  

Repair drain hose

Remove foreign
material.

Reconnect or repair the
connector

Replace the pump
assembly

Replace the PWB
assembly (Main) 

When pressing [Bio] button and [Time Delay] 
button at the same time after draining, 
is  the water level frequency 252 or more?  
When pressing [Bio] button and [Time Delay] 
button at the same time while wash,
is the water level frequency between 230~245~?

Checking voltage between two            pins 
as press the power button is the voltage 
220 - 240V~ ?

Is the drain hose twisted or frozen?

Is the impeller of the drain pump clogged?

Is the connector disconnected,
disassembled?

Is the coil of drain pump cut-off?
(resistance of coil is 90~160

)

When checking voltage between connectors
(

,  ) on spinning, is the voltage 

220 - 240V~  as the figure?

Bio

Intensive

When checking the voltage between 
connector             the PWB assembly (Main)
during whites washing ,Is the voltage 
220 - 240V    ?

Replace the PWB 
assembly (Main)

After power off and the heater terminal is
disconnected, is the resistance 10 to 30   ?

Replace the heater 
assembly

After power off,is the resistance of wire
(RED-YELLOW) connectors between
10    to 30   ?

Normal

RED

YELLOW

1

2

3

  ~    

220 - 240V~

PWB ASSEMBLY (MAIN)

Replace the thermistor
(6322FR2046C)

Push the thermistor

tightly to the rubber.

When checking thermistor on the tub, 

is the thermistor loosened above 2mm from 

the rubber?

Bio

Rinse+

Pre Wash

Crease Care

Check the sensor
(Pressure) or hose 
(Sensor). 
If the problem is on the
sensor or the hose, replace
the sensor or the hose.

Normal

Correct the connector.

Correct the connector.

Replace the STATOR
ASSEMBLY
(4417EA1002D)

While spinning, is the frequency of the
water level 248 or more? The frequency can be 
checked by pressing the Bio button
and Time Delay button at the same time 
 on the program.

When pressing Bio button and Rinse+ button
and POWER button at the same time after 
power off, press the START/PAUSE button 2 times,
is the drum low speed spin?

Is it disconnected, or disassembled?
[White : 3pin ( ), Red:3pin ( ), 
Red:3pin ( ), National:4pin ( )]

Is it disconnected, or disassembled?
White : 3pin( ), White:4pin( )]

Check the motor connector, Is the resistance of

the terminal same as the figure?

Resistance of terminal: 

Replace the PWB assembly.

(2)

(1)

~

~

~

/

/

Bio

Intensive

Power