Introduction1.4 Technical AssistanceSIRIUS 3RW30 / 3RW40Manual, 10/2018, NEB535199502000/RS-AB/005 151.4 Technical AssistanceUsing the support request form in Online Support you can send your query directly to ourTechnical Assistance. After describing your query in a few guided steps, you will immediatelybe provided with possible suggestions for solving the problem.Technical Assistance: Telephone: +49 (0) 911-895-5900 (8:00 a.m. - 5:00 p.m. CET) Fax: +49 (0)911-895-5907E-mail (mailto:technical-assistance@siemens.com)Internet (http://www.siemens.com/sirius/technical-assistance)1.5 Siemens Industry Online Support appSiemens Industry Online Support appYou can use the Siemens Industry Online Support app to access all the device-specificinformation available on the Siemens Industry Online Support portal for a particular articlenumber, including operating instructions, manuals, datasheets, FAQs etc.The Siemens Industry Online Support app is available for iOS, Android or Windows Phonedevices. You can download the app from the following links:Link for Android Link for iOS Link for Windows Phone