Panasonic Aquarea H90

High

WH-Serie — Indoor/outdoor communication abnormality.

Panasonic Aquarea H90: Indoor/outdoor communication abnormality. This fault noticeably affects operation.

Possible causes

Faulty cable between units.
Indoor/outdoor PCB faulty.

Check steps

Check connection/bus cable.
Check power supply & PCB.

Affected parts

Verbindungskabel
PCB

Safety note

Isolate the unit.

Source: Panasonic Aquarea resmi servis kılavuzu — Panasonic Aquarea WH-SDC09H3E8 Service Manual (ManualsLib p.159): 'Indoor/outdoor abnormal communication' — matches app's 'Kommunikation Innen-/Außengerät gestört'.

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

Look up in Enthalio →

Related fault codes

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