Troubleshooting
106
Samsung Electronics
1. Inspection Method
4-4-58 Sump Sensor Error Due to Protection Control
No
Is the sensor connector
properly connected to PCB?
Is the sensor displaying
the temperature normally?
Is the sensor properly attached to
the sensor holder below the compressor?
Refer to the solution method for the
liquid-compression prevention error (E477).
Re-connect and check the connector.
Yes
Yes
Yes
No
No
Re-attach and check sensor.
Check by referring to the other temperature
sensor problem check-up methods.
Outdoor unit display
Indoor unit display
×(Operation) (Reservation) (Blast) (Filter) ×(Defrost)
Criteria
• Maintain sump temperature of 95°C or more for five minutes
Cause of problem
• Compressor loading faulty/sump temperature sensor faulty
