Samsung P703

Medium

DVM PLUS III — EEV opening error of indoor unit (1st detection).

Samsung P703: EEV opening error of indoor unit (1st detection). This fault usually isn't an immediate stop, but should be checked soon.

Possible causes

EEV coil defective or connector loose.
Valve pintle mechanically stuck (debris, deposits).

Check steps

Measure EEV coil resistance and compare with the rated value.
Manually drive/test the valve; replace if stuck or defective.

Affected parts

Elektronik genleşme valfi (EEV)
EEV bobini

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 ID 1223320), page 61, item No. 120 — "P-703: EEV opening error of indoor unit (1st detection)". Bağımsız olarak sayfa doğrudan çekilerek doğrulandı; aynı sayfada P-701 (Floating switch error, 1st detection) ve P-702 (EEV closing error, 1st detection) komşu kodl…

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

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