LG WM2050C Series - 8-5. Troubleshooting Else

28
PRESSURE SENSOR ERROR
Is displayed?
Yes
Is the connector connected
to pressure sensor
disconnected or
disassembled?
Reconnect or
repair
the connector
No
No
Yes
Is the resistance of the
pressure sensor out of
range?
(pin 1~ pin 3)
(21~23 Ω ±10%)
Replace the
pressure
switch
No
Yes
Is the AIR CHAMBER and
the tube clogged?
Replace the MAIN PWB
assembly.
Fix the air
chamber
and remove
the foreign
material.
Yes