How to reset viessmann vitodens 200 service mode
Today is just a real quick video on how to reset a viessmann vitodens 200 b2ha 49 service mode, or how to remove the service spanner on the display screen.
This is a real easy task that you have to do once a service or planned maintenance has been carried out, or the boiler will keep faulting.
#viessmann #boiler #service