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Error code

Viessmann Vitodens All models code A5

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Meaning

*1 Isıtma devresi pompası mantık fonksiyonu (ekonomi devresi) ile: Isıtma devresi pompası KAPALI, dış sıcaklık (AT) ayarlanan oda sıcaklığından (RTSet) 1 K daha yüksekse AT > RTSet +1 K

Member details

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Possible causes

A5:0

Solution

Solution steps are not shared for faults that may be dangerous.

No do-it-yourself solution is given for this fault. For your safety, call an authorised service.

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