LG WT17DSBP Service Manual page 37

4) W a t e r d o e s n ' t co m e in t o t h e w a s h bo w l.
Where, what & how to check?
Ball Pressure Sensor
(Pressure Switch)
1. Is there PE error on the display
which means Ball Pressure Senosr
(Pressure Switch) error
2. Check frequency of the Ball
Pressure Sensor(Pressure Switch)
without load if wash is proceeding
Controller
1. Defect of controller is highly possible
if inlet valve and Ball Pressure
Sensor have no defects in the above.
5) W
Where, what & how to check?
Wrong Installation/Leakage
1. Check whether the drain hose is
(For pump model)
2. Check where water leaks.
Ball Pressure Sensor
(Pressure Switch)
1. Check the pulsator is rotating when
2. If there is no defect in the Ball
Pressure Sensor(Pressure Switch),
check whether the air hole of the outer
tub is blocked.
Inlet Valve
Controller
power switch turns on before pushing
the START/PAUSE button.
Result of Check
PE Error
displayed.
Less then
26.2
Result of Check
Drain hose
laying down.
Water leaks
from a part.
It doesn't
rotate.
Blocked.
?
Possible Cause
Connector is taken
open.
Defect of the Ball
Pressure Sensor
(Pressure Switch)
Possible Cause
Wrong installation.
Defect of the part.
Water pressure is not
sensed.
Air hole blocked.
Defect of the inlet
valve.
Short circuit of the
triac of the
controller.
37
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Only training and service purposes.
How to repair & settle
Reconnect the connector
or change leads. Change
the Ball Pressure Sensor
(Pressure Switch)
if coil is open.
Change the
Ball Pressure Sensor
(Pressure Switch).
Change the controller.
How to repair & settle
The drain hose should be
hung on the
stand-pipe or the tub.
Change the part.
Repair it.
Check the tube of the
Ball Pressure
Sensor(Pressure Switch),
it is bent
or blocked, repair that.
Repair the blocked hole.
Change the inlet valve.
Change the controller.