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Code Défauts Origine
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Description Vérification / solution
L09 STB RETOUR
PCU Température de retour trop élevée Mauvaise connexion
Défaillance de sonde
4 Contacter le professionnel assurant la
maintenance de l'appareil
Aucune circulation d'eau
4 Purger l'air de l'installation de chauffage
4 Contrôler la circulation (sens, pompe,
vannes)
4 Contrôler la pression d'eau
L10 DT.DEP-RET<MIN
PCU Ecart insuffisant entre les
températures de départ et de retour
Mauvaise connexion
Défaillance de sonde
4 Contacter le professionnel assurant la
maintenance de l'appareil
Aucune circulation d'eau
4 Purger l'air de l'installation de chauffage
4 Contrôler la circulation (sens, pompe,
vannes)
4 Contrôler la pression d'eau
L11 DT.DEP-RET>MAX
PCU Ecart entre les températures de départ
et de retour trop important
Mauvaise connexion
Défaillance de sonde
4 Contacter le professionnel assurant la
maintenance de l'appareil
Aucune circulation d'eau
4 Purger l'air de l'installation de chauffage
4 Contrôler la circulation (sens, pompe,
vannes)
4 Contrôler la pression d'eau
L12 STB OUVERT
PCU Température maximale de la
chaudière dépassée (Thermostat
maximum STB)
Mauvaise connexion
Défaillance de sonde
4 Contacter le professionnel assurant la
maintenance de l'appareil
Aucune circulation d'eau
4 Purger l'air de l'installation de chauffage
4 Contrôler la circulation (sens, pompe,
vannes)
4 Contrôler la pression d'eau
L14 DEF.ALLUMAGE
PCU 5 échecs de démarrage du brûleur Absence d'arc d'allumage
4 Contacter le professionnel assurant la
maintenance de l'appareil
Présence d'arc d'allumage mais pas de
formation de flamme
4 Vérifier que le robinet gaz est bien ouvert
4 Contacter le professionnel assurant la
maintenance de l'appareil
Présence de flamme mais ionisation
insuffisante (<3 µA)
4 Vérifier que le robinet gaz est bien ouvert
4 Contacter le professionnel assurant la
maintenance de l'appareil
MCA 25/28 BIC 6. En cas de dérangement
130112 - 129686-AA
36
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  • I am seeking instructions for using the cordless thermostat for the MCR 24/28 BIC boiler Submitted on 18-4-2023 at 15:58

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  • I am seeking instructions in English for the cordless thermostat for my de Dietrich MCR 24/28 BIC gas boiler Submitted on 18-4-2023 at 15:56

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Others manual(s) of De Dietrich MCR 24-28 BIC

De Dietrich MCR 24-28 BIC User Manual - English - 36 pages

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De Dietrich MCR 24-28 BIC User Manual - German - 36 pages

De Dietrich MCR 24-28 BIC User Manual - Dutch - 36 pages


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