PANASONI

Panasonic H12

Medium

Etherea — Connection capability rank abnormal (indoor/outdoor capacity mismatch).

Panasonic H12: Connection capability rank abnormal (indoor/outdoor capacity mismatch). This fault usually isn't an immediate stop, but should be checked soon.

Possible causes

Indoor and outdoor units combined with incompatible capacity class.

Check steps

Check indoor/outdoor unit compatibility per the combination table.

Affected parts

Kein Ersatzteil — Einstellung/Konfiguration prüfen (DIP, Menü)

Safety note

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Source: Panasonic CU-E18DBE Service Manual, "Error Code Table" p.66 (ManualsLib scan of official manual)

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

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Related fault codes

Compressor abnormal revolution.F14 Standby indoor unit freeze protection.F17 Compressor overheating protection.F20 IPM (power transistor) overheating protection.F22 Indoor air temperature sensor open/short.H14 Compressor temperature sensor abnormality.H15