You can get personal support over the telephone by using our hotline,
e-mail. Please note: requests from maintenance customers always take priority.
Monday to Friday from 9 a.m. until 5 p.m. (cet)
Tel.: +49 (0)911 96836-222
You can fax or e-mail your technical support:
Fax: +49 (0)911 96836-100