Customer Service and Contact

Your Contact to our Service Experts

Contact us if you have any questions or technical problems. Through our telephone consultation and teleservice, you will benefit from the expert knowledge of our qualified specialists when it comes to troubleshooting and fault diagnosis. We will help you to eliminate errors in a targeted manner and as quickly as possible.

Our service hotline for troubleshooting:

Our service hours:

  • Monday to Thursday: 8 am to 16 pm
  • Friday: 8 am to 12 pm 

Additional times of standby service:

  • Monday to Thursday: 16 pm to 20 pm
  • Friday: 12 pm to 20 pm
  • Saturday: 8 am to 12 pm  

Please note this additional important information:

  • When calling, please have the system number at hand, which you will find on the nameplate. This is necesseary to identify your system and to enable us to deal with your queries quickly.
  • Please also note our customer information on the acceptance of service incidents: Acceptance of Service Incidents (PDF | 41.32 KB | eng-US )