Viessmann 09

Low

Vitocal — PV energy meter — self-consumption via the photovoltaic system not possible.

Viessmann 09: PV energy meter — self-consumption via the photovoltaic system not possible. This fault is usually minor, but points to an underlying cause.

Possible causes

Communication to the PV energy meter broken or meter faulty.

Check steps

Check wiring/communication to the PV energy meter.

Affected parts

PV-Energiezähler

Safety note

—

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.

Look up in Enthalio →

Related fault codes

Compressor switched off, heating via alternatiA9 Safety high-pressure switch tripped, compressoC9 Low-pressure fault, compressor switches off.D3 Control high-pressure fault, compressor off.D4 Flow switch detects no flow, compressor off.D6 Utility lockout – compressor off (by energy suC5