HotlineA team is available on the hotline to answer questions about our cad-software CARF.Customers with a maintenance contract can benefit from this service free of charge. You can reach us accordingly:Mon – Thu: 09:00 am – 16:30 pmFri: 09:00 am – 15:00 pmPhone: +49 7031 3047489E-mail: support@luartxit.de Installation support documents and videos you find on our customer download portal.