Fault Codes / Viessmann / 02

Viessmann 02

Medium

Vitocal — Data error in basic settings.

Viessmann 02: Data error in basic settings. This fault usually isn't an immediate stop, but should be checked soon.

Possible causes

Factory state restored after data error.

Check steps

Reconfigure the system.
Check parameters & system scheme.

Affected parts

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

Safety note

Isolate power.

Source: Viessmann resmi servis kılavuzu — Serviceanleitung WO1C, section '02 Datenfehler Grundeinst' (p.86): 'Ursache: Auslieferungszustand nach Erkennen des Datenfehlers hergestellt. Maßnahme: Anlage neu konfigurieren.' Matches 'Datenfehler Grundeinstellung.'

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

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