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  1. Electriceel

    Vaillant VRC 470f keeps resetting it's self.

    Anyone with the same issue. Yes the date and time are stored in the receiver which is attached to the boiler. My controller was doing the same thing..... Resetting the date/ time clock to it's default. I'm assuming it could have been due to power dips on the mains. Anyway, the receiver board had...
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