LG TS1800DPS, Service Manual

Page: 44 / 57

43
Display
Problem Diagnosis
Standard
Estimated Cause of
Abnormal Condition
Action
Coin stuck
(When there is a
problem with the motor
due to foreign object)
• Occurs when motor is
locked 1. When foreign object such as
coin, pin, or clip entered the
washing plate
• Remove the coin or foreign
object stuck between the
washer vane with pliers,
etc.
THERMISTOR • Thermistor has a bad
connection or failed • Check the connections at the
Thermistor and at the WHITE
3-pin connector at the main
board
• Test thermistor to determine it is
not detective
• Reseat the connector.
• Replace the thermistor if
necessary.
Power
Failure
ERROR
• The washer experienced a
power failure • When occurred a power failure.
• When the power cord is fallen
off suddenly.
• Restart the cycle.
• Reconnect the power cord.
Drain Valve Problem • When drain valve is not
working • Connection part contact defect • Check the connection part
reconnection defect and
correct.
• Replace the new drain
valve.
OVER
FLOW
ERROR
• When water is overowed • Check the valves to be sure
there is no input leakage. Then
check the drain hose and make
sure the drain pipe is between
0.9 ~ 1.2 m (36 and 48 inches)
above the oor.
• Check for blockages and leaks
in the air hose between the tub
and the pressure switch.
• Check and repair any air
leakages at the air hose
connector on the outer tub and
at any connecting parts.
• Install the drain hose
between 0.9 ~ 1.2 m (36
and 48 inches) above the
oor.
• Replace pressure sensor
switch
• Remove the foreign
objects in pressure sensor
switch air hose.