DOWNLOAD LG WD-10170ND / WD-10170SD / WD-10175ND / WD-10175SD Service Manual ↓ Size: 2.99 MB | Pages: 34 in PDF or view online for FREE

Model
WD-10170ND WD-10170SD WD-10175ND WD-10175SD
Pages
34
Size
2.99 MB
Type
PDF
Document
Service Manual
Brand
Device
Washing Machine
File
wd-10170nd-wd-10170sd-wd-10175nd-wd-10175sd.pdf
Date
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20
NO
NO
NO
YES
YES
YES
YES
option (HOT)
MAX
max
YES
YES
NO
Fix the bolt tightly.
Replace the STATOR
ASSEMBLY or ROTOR
ASSEMBLY.
Is the motor bolt loosened?
Is there friction noise from the motor?
ABNORMAL SOUND
SOFTENER DOES NOT FLOW IN
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?
21
AC 220-240V
NO
NO
YES
YES
YES
NO
NO
NO
NO
YES
YES
NO
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 [Option(Pre Wash/Crease Care)]
and [Time Delay] at the same time after draining, 
is  the water level frequency 252 or more?  
When pressing [Option(Pre Wash/Crease Care)],
[Time Delay] buttons 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?
HEATING WITHOUT WATER
DRAIN MALFUNCTIONING
22
NO
YES
YES
WASH HEATER TROUBLE
When checking the voltage between 
connector the PWB assembly (Main)during 
whites washing ,Is the voltage 
220 - 240V    ?
Replace the PWB 
assembly (Main)
YES
NO
After power off and the heater terminal is
disconnected, is the resistance 10 to 30   ?
Replace the heater 
assembly
NO
After power off,is the resistance of wire
(RED-YELLOW) connectors between
10    to 30   ?
Normal
NO
YES
RED
YELLOW
1
2
3
  ~    
220 - 240V~
PWB ASSEMBLY (MAIN)
Replace the thermistor
(6322FR2046)
Push the thermistor
tightly to the rubber.
When checking thermistor on the tub, 
is the thermistor loosened above 2mm from 
the rubber?
HEATING CONTINUOUSLY ABOVE 
THE SETTING WATER TEMPERATURE
23
NO
YES
YES
YES
NO
NO
YES
NO
NO
YES
SPIN TROUBLE
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
(4417FA1994E)
Check on the spinning, is the frequency of the
water level 248 or more. The frequency can be 
checked by pressing the Option (Pre Wash/Crease
Care) and Time Delay buttons at the same time
 on the program.
When pressing Option(Pre Wash/Crease Care),
Spin, and POWER buttons 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?
MOTOR TERMINAL (1)
Resistance of terminal: 
Replace the PWB assembly.
(2)
(1)
~
~
~
/
/
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