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    Viessmann Vitodens 200 problems

    Hi, We are having lots of problems with our boiler at the moment and not getting far with the people I've had out to it. I'm hoping someone with experience of these boilers can give me some tips on what too look for / report. Its a Vitodens 200 WB2B, almost 10 years old, lots of problems in...
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    Viessmann Control Unit problems

    Hi, Are there any Viessmann experts out there who could give us some idea why I cannot change out the weather compensated control unit for the standard one? We have a Vitodens 200 WB2B with weather compensation which we have had for approx 7 years, its been nothing but trouble - started with...
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