Read LG WM-128NW Service Manual online
28
Is the air chamber and the tube clogged?
Replace the
Main PCB
.
Is the
Connector
connected correctly to
the
Main PCB
and the
Pressure Switch
?
Is the
Harness
alright ?
Reconnect or repair the
Connector
.
Or replace the
Harness
.
Check air chamber and remove foreign material.
Replace the
Pressure Switch
.
YES
YES
NO
Is the resistance of the
Pressure Switch
out of range?
[Pin1 ~ Pin3]
21~23Ω)
NO
NO
YES
Pressure Sensor S/W Error (PE)
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