DOWNLOAD LG WD-1245FB Service Manual ↓ Size: 4.6 MB | Pages: 50 in PDF or view online for FREE

Model
WD-1245FB
Pages
50
Size
4.6 MB
Type
PDF
Document
Service Manual
Brand
Device
Washing Machine
File
wd-1245fb.pdf
Date
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LG WD-1245FB Service Manual ▷ View online

32
YES
YES
YES
NO
NO
NO
NO
NO
YES
YES
YES
YES
Wiring diagram
ABNORMAL SOUND
SOFTENER DOES NOT FLOW IN
Fix the bolt tightly.
Replace the V-belt.
(4400FR3116A)
Replace 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 the pulley bolt loosened?
Is the belt worn?
Is there friction noise from the motor?
Is water supplied?
Are receptacles connectly connected to the
terminals of inlet valve?
Is softener put in the correct compartment of
drawer?
Is the softener cap clogged?
33
(WASH)
(RINSE)
220-240V~
NO
NO
YES
YES
NO
AC 220-240V
PWB ASSEMBLY (MAIN)
PWB ASSEMBLY (POWER)
Replace the sensor 
(pressure).
Replace the PWB
assembly (Main).
Clean the air chamber
and hose.
Replace the sensor.
(pressure)
When pressing WASH
(    ) and RINSE ( 
)
button at the same time after draining, is  the water
level frequency 252 or more?  
When pressing  WASH
(    ), RINSE (    )
buttons at the same time while wash, is the water
level frequency between 220~240?
Checking voltage between two pins as press
the power button is the voltage 220-240V~?
Are there any problem at air chamber, the hose or
pressure sensor?
Replace the PWB assembly.
(POWER or MAIN)
HEATING WITHOUT WATER
■  WD-1223(5)F(H)(B)/WD-1243(5)F(H)(B) / WD-1041(3)F(H)B / WD-102(4)1(5)F(H)B / WD-803(4)0F(H)B
■  WD-803(4)0(W)(F)(H)/WD-102(4)1(5)W(F)(H)/WD-1042F(H)
34
YES
YES
NO
NO
NO
NO
YES
YES
NO
2
1
(5)
(6)
PWB ASSEMBLY (MAIN)
Repair drain hose.
Remove foreign material.
Reconnect or repair the
connector.
Replace the pump
assembly.
Replace the PWB
assembly (Main). 
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
Ω)
When checking voltage between connectors
( ,  ) on spinning, is the voltage 220 - 240V~ 
as the figure?
DRAIN MALFUNCTIONING
■  WD-1223(5)F(H)(B)/WD-1243(5)F(H)(B) / WD-1041(3)F(H)B / WD-102(4)1(5)F(H)B / WD-803(4)0F(H)B
1
2
YES
YES
NO
NO
YES
NO
YES
NO
NO
PWB ASSEMBLY (MAIN)
Repair drain hose.
Remove foreign material.
Reconnect or repair
the connector.
Replace the pump
assembly.
Replace the PWB
assembly (Main) .
Is the drain hose kinked or frozen?
Is the filter of drain pump clogged?
Is the connector disconnected or 
is the contact bad?
Is the coil of drain pump cut-off?
(resistance of coil is 90~160
)
When checking voltage between two
receptacles as shown (
, 
) on spinning,
is the voltage 220-240V ?
■  WD-803(4)0(W)(F)(H)/WD-102(4)1(5)W(F)(H)/WD-1042F(H)
35
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
4
3
  ~    
220 - 240V~
PWB ASSEMBLY (MAIN)
■  WD-1223(5)F(H)(B)/WD-1243(5)F(H)(B) / WD-1041(3)F(H)B / WD-102(4)1(5)F(H)B / WD-803(4)0F(H)B
AC 220-240V
NO
NO
YES
NO
YES
Yellow
Red
Replace the PWB
assembly (Power).
Normal.
Replace the heater
assembly.
When checking the voltage between two
receptacles of the PWB assembly (Power) during
washing.Is the voltage AC 220-240V?
After power off, is the resistance between yellow
wire and red wire of connector 10 to 30 ?
After power off, is the resistance of heater
10 to 30 ?
■  WD-803(4)0(W)(F)(H)/WD-102(4)1(5)W(F)(H)/WD-1042F(H)
WASH HEATER TROUBLE
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