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Eliminazione delle disfunzioni
CR10 – 6 720 809 872 (2014/03)
7.2 Visualizzazione di una disfunzione attuale
In presenza di disfunzioni, lampeggia un codice di disfunzione sul display. Su CR10
non vengono visualizzati i codici supplementari a 4 cifre.
Codice di
disfunzione
Codice
supplementare
Possibile causa e
rimedio tramite l'intervento del tecnico
A61
...
A68
3091
...
3098
Sonda temperatura ambiente di CR10 difettosa
(A61/3091: circuito di riscaldamento 1, ..., A68/3098: circuito di
riscaldamento 8).
Sostituire il CR10 difettoso.
A21 1001 CR10 del circuito di riscaldamento 1, configurato in modo errato.
Se presso l'impianto è installato un modulo CW400 o CW800,
sul termoregolatore CR10 impostare A.1 = Fb
(ovvero, CR10 adibito come comando a distanza).
Se presso l'impianto è installato l'apposito modulo per zone e
viene riconosciuto, impostare A.1 = SC (ovvero, CR10 adibito
come termoregolatore di zona di zone).
Se presso l'impianto non è installato nessun CW400 o CW800
e se si ha solo un circuito di riscaldamento, impostare A.1 = CO
(ovvero, CR10 adibito come termoregolatore ambiente).
A22
...
A28
1001
Manca il segnale BUS del CW400 o CW800 per il termoregolatore
adibito come comando a distanza
(A22: circuito di riscaldamento 2, ..., A28: circuito di riscalda-
mento 8).
Installare CW400 o CW800.
Eseguire il collegamento BUS.
A61
...
A68
1081
...
1088
CR10 configurato in modo errato (A61/1081: circuito di riscalda-
mento 1, ..., A68/1088: circuito di riscaldamento 8).
Impostare A.1 = Fb
(ovvero, CR10 adibito come comando a distanza).
65


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