Read LG WM3875HWCA Service Manual online
33
PRESSURE SENSOR ERROR
Yes
Is the connector connected
to pressure sensor
disconnected or
disassembled?
to pressure sensor
disconnected or
disassembled?
Reconnect or
repair
the connector.
repair
the connector.
No
No
Yes
Is the resistance of the
pressure sensor out of
range?
(pin 1~ pin 3)
(21~23
pressure sensor out of
range?
(pin 1~ pin 3)
(21~23
Ω ±10%)
Replace the
pressure
switch.
pressure
switch.
No
Yes
Is the AIR CHAMBER and
the tube clogged?
the tube clogged?
Replace the MAIN PWB
assembly.
assembly.
Fix the air
chamber
and remove
the foreign
material.
chamber
and remove
the foreign
material.
Yes
Is
PE ERROR
displayed?
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