boiler fan fault vaillant

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    Weird fan fault Vaillant EcoMax

    Hi, thanks for looking... all advice / thoughts gratefully received! Have an old Vaillant EcoMax 286 boiler that has had a strange intermittent fault over the past month. About a month ago, it wasn't firing up and after a reset, came up with error F30 which is 'lack of air flow through...
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