Samsung E477

High

DVM PLUS III — Liquid refrigerant incoming protection error, associated with sump temperature sensor issue.

Samsung E477: Liquid refrigerant incoming protection error, associated with sump temperature sensor issue. This fault noticeably affects operation.

Possible causes

Liquid refrigerant migrating into the compressor (flooding/overcharge).
Sump temperature sensor defective or incorrectly positioned.

Check steps

Check refrigerant charge and subcooling against nameplate specification.
Verify sump sensor seating and function; replace if defective.

Affected parts

Karter (sump) sıcaklık sensörü
Kompresör karter ısıtıcısı

Safety note

De-energize before servicing; be aware of system pressure.

Source: Samsung resmi servis kilavuzu (bagimsiz cift-dogrulandi) — Samsung DVM PLUS III Technical Data Book (ManualsLib doc 1223320), page 61 — Error code E-477 (No. 90): "Liquid refrigerant incoming protection error in digital / 1st fixed scroll compressor with sump temperature sensor."

Reviewed by Anıl Güzeldemir — in the refrigeration machine room since 2006, developer of Enthalio.

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