Viessmann boiler error 66

Viessmann has been a global manufacturer of industrial boilers for over 60 years. It is headquartered in Munich, Bavaria.

Viessmann is committed to protecting humans and nature from the harmful effects of climate change.

Viessmann products offer efficient and environmentally friendly solutions for the heating, water supply and cooling needs of buildings, industry and agriculture worldwide.

The company offers both packaged systems and plants custom-built to customer specifications.

We can provide competitive prices on new boilers or service your boiler with accurate estimates and timely replacement parts.

—

The boiler may emit a sound after the error 66 messages, and the heating power will decrease.

This error code occurs when water is mixed with sediment in the condensate line. This can occur if the boiler is not drained before winterizing it.

If you’re thinking about installing a new boiler, then there are some things you need to know before you make a decision.

“Inspections, Installations, Repairs & Maintenance”