https://community.viessmann.de/t5/Announcements/Scheduled-maintenance-08-28-2022/m-p/252485#M26 <P>There is planned <STRONG>maintenance work</STRONG> on the Viessmann servers on <STRONG>08/28/2022, 08:00 to 08/28/2022, 10:00</STRONG>. During this time there may be a limitation of API functionality. This maintenance has no effect on your Viessmann heating system. It serves to improve our servers and thus also the API.</P> Tue, 23 Aug 2022 13:26:06 GMT CustomerCareMichael 2022-08-23T13:26:06Z https://community.viessmann.de/t5/Announcements/Scheduled-maintenance-08-28-2022/m-p/252485#M26 <P>There is planned <STRONG>maintenance work</STRONG> on the Viessmann servers on <STRONG>08/28/2022, 08:00 to 08/28/2022, 10:00</STRONG>. During this time there may be a limitation of API functionality. This maintenance has no effect on your Viessmann heating system. It serves to improve our servers and thus also the API.</P> Tue, 23 Aug 2022 13:26:06 GMT https://community.viessmann.de/t5/Announcements/Scheduled-maintenance-08-28-2022/m-p/252485#M26 CustomerCareMichael 2022-08-23T13:26:06Z