Fault Codes / Mitsubishi Electric / 4245

Mitsubishi Electric 4245

Critical

City Multi — Overload protection — detail: supply voltage.

Mitsubishi Electric 4245: Overload protection — detail: supply voltage. This fault typically halts operation and needs immediate attention.

Possible causes

Supply voltage / air path / model switch (SW5-3..8).

Check steps

Check supply (≥342 V), air path & DIP setting.

Affected parts

INV-Board

Safety note

High voltage! Let capacitors discharge.

Source: Mitsubishi Electric resmi servis kılavuzu — CITY MULTI PDF s.3: '4240/4245/4246 — Overload protection; Power supply voltage is 342V or above; Check inverter/compressor' — blok düzeyinde doğrulandı.

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

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