Fault Codes / Viessmann / B1
Vitocal — KM-BUS communication refrigerant controller 1.
Viessmann B1: KM-BUS communication refrigerant controller 1. This fault noticeably affects operation.
Source: Viessmann resmi servis kılavuzu — Manual p.39: 'B1 KM-BUS Kältekreis 1' = Kommunikationsfehler mit EEV-Regler. Matches Enthalio DB.
Reviewed by Anıl Güzeldemir — in the refrigeration machine room since 2006, developer of Enthalio.
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