LG WD-R1112 Service Manual ▷ View online
20
NO
YES
NO
NO
YES
NO
YES
YES
NO
NO
YES
YES
YES
NO
NO
NO
YES
MAX
max
M
A
X
Detergent
for wash
Fabric
softener
Liquid
Bleach
Is water supply shut-off?
Is the tap opened?
When you press both Wash/Rinse button and
Spin Speed button simultaneously, is the water
level frequency below 240?
Spin Speed button simultaneously, is the water
level frequency below 240?
Is the inlet valve filter clogged?
Is resistance between each terminal of INLET
VALVE ASSEMBLY is 0.8~1.2
VALVE ASSEMBLY is 0.8~1.2
kΩ
?
Verify the voltage of the inlet valve connector is
120 V AC.
(Refer to 7-2 QC TEST MODE)
Is water supplied?
Are replaceptacles correctly connected to the
terminals of the INLET VALVE ASSEMBLY?
terminals of the INLET VALVE ASSEMBLY?
Is detergent put in the correct compartment of
the dispenser?
the dispenser?
Is the detergent caked or hardened?
Open the tap.
Check the AIR CHAMBER
and the tube (clogged).
and the tube (clogged).
Clean the filter.
Replace the INLET VALVE
ASSEMBLY.
Check electrical connection.
Replace the MAIN PWB
ASSEMBLY.
Replace the MAIN PWB
ASSEMBLY.
Refer to
^NO WATER SUPPLY_
Check the wiring.
Put the detergent in the
correct position
correct position
MAIN WASH
: Detergent
Clean the dispenser.
NO WATER SUPPLY
DETERGENT DOES NOT FLOW IN
21
YES
YES
NO
NO
NO
NO
YES
YES
YES
YES
MAX
max
M
A
X
Detergent
for wash
Fabric
softener
Liquid
Bleach
A B N O R M A L S O U N D
SOFTENER/BLEACH DOES NOT FLOW IN
Secure the bolt.
Replace the STATOR
ASSEMBLY or ROTOR
ASSEMBLY.
ASSEMBLY or ROTOR
ASSEMBLY.
Refer to
^NO WATER SUPPLY_
Check the wiring.
Put it in the correct
compartment.
compartment.
Clean the cap and
container.
container.
Is the motor bolt loosened?
Is there friction noise coming from the motor?
Is water supplied?
Are receptacles correctly connected to the terminals
of the INLET VALVE ASSEMBLY?
of the INLET VALVE ASSEMBLY?
Is softener/bleach put in the correct compartment of
the dispenser?
Is the softener/bleach cap clogged?
22
AC120V
Replace the
SENSOR SWITCH
ASSEMBLY.
Replace the MAIN PWB
ASSEMBLY
ASSEMBLY
Repair the DRAIN HOSE
ASSEMBLY.
ASSEMBLY.
Remove foreign material.
Reconnect or repair the
connector
connector
Repair the DRAIN PUMP
ASSEMBLY.
ASSEMBLY.
Repair the MAIN PWB
ASSEMBLY.
ASSEMBLY.
When pressing Wash/Rinse and Spin Speed at
the same time after draining, is the water level
frequency 255?
When pressing and Spin Speed buttons
at the same time while washing, is the water level
frequency between 230 - 243 ?
the same time after draining, is the water level
frequency 255?
When pressing and Spin Speed buttons
at the same time while washing, is the water level
frequency between 230 - 243 ?
Check the voltage between two pins while
pressing the POWER button. Is the voltage
120 V AC?
pressing the POWER button. Is the voltage
120 V AC?
Is the drain hose twisted or frozen?
Is the impeller of the drain pump clogged?
Is the connector disconnected or disassembled.
Is the resistance of the drain pump coil too high or
low? (resistance of the coil is 10-20 Ω)
When checking voltage between connectors
during spin, is the voltage 120 V AC as in the
figure?
HEATING WITHOUT WATER
D R A I N M A L F U N C T I O N I N G
23
AC 120V
washing, is the voltage
120 V AC?
Wash/Rinse,
MAIN PWB ASSEMBLY.
Check electrical connection.
Replace THERMISTOR.
Replace THERMISTOR.
Push the THERMISTOR
tightly to the rubber.
tightly to the rubber.
When checking THERMISTOR on the tub, is the
THERMISTOR loosened?
Extra Hot : 70°C
Hot : 50°C
Warm : 40°C
Cold : 25°C
Hot : 50°C
Warm : 40°C
Cold : 25°C
HEATING CONTINUOUSLY ABOVE
THE SETTING WATER TEMPERATURE
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