LG 41532 Service Manual ▷ View online
22
ERROR
SYMPTOM
CAUSE
LOCKED
MOTOR
ERROR
8
EEPROM
ERROR
9
POWER
FAILURE
10
• The connector (3-pin, male, white) in the MOTOR
HARNESS is not connected to the connector
(3-pin, female, white) of STATOR ASSEMBLY.
(3-pin, female, white) of STATOR ASSEMBLY.
• The electric contact between the connectors
(3-pin, male, white) in the MOTOR HARNESS
and 4-pin, female, white connector in the MAIN PWB
ASSEMBLY is bad or unstable.
and 4-pin, female, white connector in the MAIN PWB
ASSEMBLY is bad or unstable.
• The MOTOR HARNESS between the STATOR
ASSEMBLY and MAIN PWB ASSEMBLY is cut (open
circuited).
circuited).
• The hall sensor is out of order/defective.
• EEPROM is out of order.
Displayed only when the START/PAUSE button is first
pressed in the QC Test Mode.
pressed in the QC Test Mode.
• The washer experienced a power failure.
2 3
CIRCUIT DIAGRAM
8-3. TROUBLESHOOTING SUMMARY
24
CIRCUIT DIAGRAM
2 5
8-4. TROUBLESHOOTING WITH ERROR
INLET VALVE ERROR
Is displayed?
When you press both
WASH TEMP button and
DELAY STRAT button
simultaneously,
is the water level < 246
WASH TEMP button and
DELAY STRAT button
simultaneously,
is the water level < 246
?
Is filter inlet valve clogged
with foreign material?
with foreign material?
Check the connectors at the
main PCB and the water
valve. Are the connectors
loose or disconnected?
main PCB and the water
valve. Are the connectors
loose or disconnected?
Proceed to next step at right.
Is the resistance of fill valve
coil between 800 and
1200
coil between 800 and
1200
Ω?
(Refer to 9-5 inlet valve
assembly.)
assembly.)
Clean or
replace the filter.
replace the filter.
Check the AIR
CHAMBER
and the tube
(clogged).
CHAMBER
and the tube
(clogged).
Yes
No
No
Yes
Yes
Reconnect or
repair
the connector.
repair
the connector.
Replace the
INLET VALVE
ASSEMBLY.
INLET VALVE
ASSEMBLY.
Yes
Yes
Is the voltage at the inlet
valve coil 120VAC with the
valve energized?
valve coil 120VAC with the
valve energized?
Replace the
INLET VALVE
ASSEMBLY.
INLET VALVE
ASSEMBLY.
No
Yes
Yes
Is the wiring correct? Refer to
the wiring diagram for correct
connections.
(Refer to 9-5 wiring diagram)
Replace the
MAIN HARNESS.
MAIN HARNESS.
No
No
Is the water level still < 246?
Replace the MAIN PWB
ASSEMBLY.
ASSEMBLY.
ALWAYS CHECK FOR EXTERNAL CAUSES
Water supply shut off
Frozen water lines
Kinked fill hose
Low water pressure
Water supply shut off
Frozen water lines
Kinked fill hose
Low water pressure
Check the
pressure
switch. Refer to
test #2.
pressure
switch. Refer to
test #2.
Yes
No
No
Click on the first or last page to see other 41532 service manuals if exist.