LG WD-14120(5)RD Service Manual page 25

Wash Rinse
Rinse Spin
Door Lock
S P I N T R O U B L E
Check on the spinning, is the frequency of the
water level 248 or more. The frequency can be
checked by pressing the Wash and Rinse buttons at
the same time on the program.
YES
When pressing Rinse, Spin and POWER buttons at
the same time after power off, press the Start/Pause
button 1 times, is the drum low speed spin?
NO
Is it disconnected, or disassembled?
[Red:3pin(1), NA:4pin(2)]
NO
Check the motor connector, is the resistance of
the terminal same as the figure?
MOTOR TERMINAL (1)
① ① ② ② ③ ③
Resistance of terminal:
① ① ~ ~ ② ② / ② ② ~ ~ ③ ③ / ③ ③ ~ ~ ① ① : About 5Ω Ω ~15Ω Ω
YES
Replace the MAIN PWB ASSEMBLY
D O O R D O E S N O T O P E N
^ ^ Door lock_ _ Display lamp on?
Is
Is ^ ^ _ _ Displayed?
NO
24
Check the S.PRESSURE SWITCH
ASSEMBLY or HOSE (Pressure).
If the problem is on the
NO
S.PRESSURE SWITCH
ASSEMBLY or the HOSE,
replace the S.PRESSURE
SWITCH ASSEMBLY or the
HOSE.
YES Normal
YES
Correct the connector.
Replace the STATOR
NO
ASSEMBLY
After draining and
YES
^Door lock_ lamp off,
open the door.
Check switch Assembly,
Door lock connector and
YES
Main PWB
ASSEMBLY(Blue, 3pin)