LG 10222945 Service Manual ▷ View online
33
VIBRATION SENSOR CHECK
Check the
leveling of
washer,
transit bolts
and base
packing
leveling of
washer,
transit bolts
and base
packing
Yes
No
No
No
No
Is the connector connected
to vibration sensor
connected or assembled?
to vibration sensor
connected or assembled?
When you check the sensor
error during LQC mode.
Is it displayed “bs2”?
error during LQC mode.
Is it displayed “bs2”?
(Refer to 7-2)
Reconnect or
repair the
connector
repair the
connector
Replace the
vibration
sensor
vibration
sensor
Reconnect or
repair the
connector
repair the
connector
Replace the
TRANS
CABLE
TRANS
CABLE
Yes
No
Is each terminal open?
(Check the all terminal of
the vibration sensor’s
connector.
(Check the all terminal of
the vibration sensor’s
connector.
Is the connector connected
to MAIN PWB assembly
connected or assembled?
(BL2)
to MAIN PWB assembly
connected or assembled?
(BL2)
Is Electrical connection
correct?
(Refer to 9-10wiring diagram)
correct?
(Refer to 9-10wiring diagram)
Replace the MAIN PWB
ASSEMBLY
ASSEMBLY
[Note]
Chances that the cause occurs from the
main controller are very little.
Sensing part of the circuit consists of
only resistors and capacitors.
Chances that the cause occurs from the
main controller are very little.
Sensing part of the circuit consists of
only resistors and capacitors.
Yes
Yes
Yes
34
DETERGENT DOES NOT FLOW IN
Refer to
NO WATER SUPPLY
NO WATER SUPPLY
Check the wiring.
Clean the dispenser.
Put the detergent in the
correct place.
correct place.
YES
YES
YES
YES
NO
NO
NO
Is water supplied?
Is the detergent caked or hardened?
Are receptacles correctly connected to the
terminals of the INLET VALVE ASSEMBLY?
terminals of the INLET VALVE ASSEMBLY?
Has detergent been put in the correct
compartment of the dispenser?
compartment of the dispenser?
35
LIQUID DETERGENT/SOFTENER/BLEACH DOES NOT FLOW IN
ABNORMAL SOUND
Refer to
NO WATER SUPPLY
NO WATER SUPPLY
Check the wiring on the
dispenser.
dispenser.
Put it in the correct
compartment.
compartment.
Clean the cap and
Container.
Container.
Secure the bolt.
Check hall sensor.
Replace If defective.
Then check stator.
Replace if necessary.
Check rotor for broken
magnets.
Replace rotor if necessary.
Replace If defective.
Then check stator.
Replace if necessary.
Check rotor for broken
magnets.
Replace rotor if necessary.
YES
NO
YES
YES
YES
YES
YES
NO
NO
NO
Is water supplied?
Are the plugs correctly connected to the terminals of
the INLET VALVE ASSEMBLY?
the INLET VALVE ASSEMBLY?
Is liquid detergent/softener/bleach put in the correct
compartment of the drawer?
compartment of the drawer?
Is the liquid detergent/softener/bleach cap clogged?
Is the motor bolt loosened?
Is there friction noise coming from the motor?
36
9. COMPONENT TESTING INFORMATION
9-1. FILTER ASSEMBLY (LINE FILTER)
When Resistance (Ohm) checking the Component, be sure to turn the power off,
and do voltage discharge sufficiently.
and do voltage discharge sufficiently.
WARNING
Wiring
diagram
diagram
Circuit in the MAIN PWB / Wiring Diagram
Vac
MAIN PWB
ASSEMBLY
ASSEMBLY
FUSE
RD1
WH1
LI
L2
RI
CI
C2
C3
3
2
1
3
2
1
Test
points
points
and
Result
Test Points
Result
WH (1) to RD (3)
WH (3) to RD (1)
0 Ω
0 Ω
(3)
(1)
(1)
WH1
(3)
(1)
RD1
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