Holiday schedule for technical support in 2023

Technical support at Viessmann Canada will be closed on the dates listed below.

Our normal business hours are 8:00 am to 8:00 pm (Eastern Time) Monday through Friday.

Our office will be  closed  for the holidays on:

  • Friday Dec 22, 2023 from 8:00 am to 12:00 pm
  • Friday Dec 22, 2023 from 7:00 pm until  Wednesday Dec 27 at 8:00 am
  • Friday Dec 29, 2023 from 8:00 pm until  Tuesday Jan 2, 2024 at 8:00 am

We will be  back to regular hours on Tuesday January 2nd.

If you have a Viessmann fault code, please take a look at our  Fault Code Checker  for troubleshooting information.

If you are looking for a contractor in your area, please visit our  Contractor Locator.

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