Fault Codes / Viessmann / 01
Vitocal — System error — control processor faulty.
Viessmann 01: System error — control processor faulty. This fault usually isn't an immediate stop, but should be checked soon.
Source: Viessmann Vitotronic 200 Typ WO1C Serviceanleitung für die Fachkraft (2017-01), "Übersicht der Meldungen" §Störungsbehebung, Art.-Nr. 5813961
Reviewed by Anıl Güzeldemir — in the refrigeration machine room since 2006, developer of Enthalio.
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