Samsung AVXCSH022EE Service Manual page 206

Troubleshooting
4-5-56 Sump Sensor Error Due to Protection Control
Outdoor Unit Display
Indoor Unit Display ×(Operation)
Judgment Method
Special Cause
1. Inspection Method
Is the sensor connector
properly connected to PCB?
Is the sensor properly attached to
the sensor holder below the compressor?
Is the sensor displaying
the temperature normally?
Refer to the solution method for the
liquid-compression prevention error (E477).
4-115
(Reservation) (Blast) (Filter) ×(Defrost)
Yes
Yes
Yes
No
Re-connect and check the connector.
No
Re-attach and check sensor.
No
Check by referring to the other temperature
sensor problem check-up methods.
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