LG WF-T857 Service Manual page 39

ERROR DECISION
ERROR
BASIS
• LID is opened in the
DOOR
course of
OPEN
intermittent spin,
normal spin or
processing
reservation.
• SIGNAL
continuously ringing.
• Water Pressure
PRESSURE
Switch is off.
SENSOR
• AUTO OFF relay
AUTO OFF
S/W is out of order.
LAUNDRY
• In the second QC
AMOUNT
MODE, the following
SENSOR
message is
displayed.
CAUSE FOR ERROR
OCCURRENCE
• Lid is opened during intermittent
spin or normal spin?
• Lid is opened while processing
reservation?
• Connector to the S.F S/W or
VIOLET(VL) 2 PIN
CONNECTOR to the P .W.B ASM
has bad connection.
• S.F S/W or BALL PRESSURE
SENSOR is bad or bad contact.
• Is placed magnetic in LID-B?
• Connector the Ball Pressure
Sensor(Pressure Switch) or
BLUE(BL) 3 pin connector to
P.W.B ASM has bad connection.
• Ball Pressure Sensor
(Pressure Switch) is bad.
(In the initial state of QC TEST
MODE, the number on the
DISPLAY is less than 63 or
more than 70)
• BLUE(BL) 1pin connector to
P.W.B ASM has bad connection.
• Check MOTOR, CLUTCH,
V-BELT, CONDENSOR.
• Check over all connectors if
they have bad connection.
39
REMEDY
• Closed the lid.
• Closed the lid.
• Correct the connector contact.
• Check and replace S.F S/W or
BALL PRESSURE SENSOR.
• Change the LID-B.
• Correct the connector contact.
• Replace Ball Pressure
Sensor(Pressure Switch).
• Correct the connector contact.
• Change P.W.B ASM.
• Adjust or replace those parts.
• Correct the connectors contact.