https://community.viessmann.de/t5/Waermepumpe-Hybridsysteme/Defaut/m-p/222508#M41751 <P>Hello Shz11,</P> <P>&nbsp;</P> <P>please let me know the serial number of your system.</P> <P>&nbsp;</P> <P>Many greetings<BR /> Flo</P> Tue, 01 Mar 2022 11:54:15 GMT Flo_Schneider 2022-03-01T11:54:15Z https://community.viessmann.de/t5/Waermepumpe-Hybridsysteme/Defaut/m-p/220540#M41141 <P>Bonjour ma vitocal 200s indique le defaut 1A 5F qu'est ce que cela signifie merci d'avance&nbsp; &nbsp;</P> Fri, 18 Feb 2022 20:57:27 GMT https://community.viessmann.de/t5/Waermepumpe-Hybridsysteme/Defaut/m-p/220540#M41141 Shz11 2022-02-18T20:57:27Z https://community.viessmann.de/t5/Waermepumpe-Hybridsysteme/Defaut/m-p/222508#M41751 <P>Hello Shz11,</P> <P>&nbsp;</P> <P>please let me know the serial number of your system.</P> <P>&nbsp;</P> <P>Many greetings<BR /> Flo</P> Tue, 01 Mar 2022 11:54:15 GMT https://community.viessmann.de/t5/Waermepumpe-Hybridsysteme/Defaut/m-p/222508#M41751 Flo_Schneider 2022-03-01T11:54:15Z https://community.viessmann.de/t5/Waermepumpe-Hybridsysteme/Defaut/m-p/224122#M42244 <P><FONT><FONT>Bonjour je regarde demain merci</FONT></FONT></P> Tue, 08 Mar 2022 21:01:01 GMT https://community.viessmann.de/t5/Waermepumpe-Hybridsysteme/Defaut/m-p/224122#M42244 Shz11 2022-03-08T21:01:01Z