Viessmann 70

Medium

Vitocal — Room temp sensor circuit 1 fault.

Viessmann 70: Room temp sensor circuit 1 fault. This fault usually isn't an immediate stop, but should be checked soon.

Possible causes

Sensor shorted/open.
Remote/wiring faulty.

Check steps

Check remote & sensor.
Check wiring.

Affected parts

Raumtemperatursensor
Fernbedienung

Safety note

Low voltage — work carefully.

Source: Viessmann resmi servis kılavuzu — Manual p.33: '70 Raumtemp.sensor HK1' = Kurzschluss Raumtemperatursensor Heizkreis ohne Mischer A1. Matches Enthalio DB.

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

Look up in Enthalio →

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