DrEpinephrine12 months ago000I have a sputtering rub under load. Is this normal and does anyone else have this?Show in original language (German)Nick Marano11 months ago000As we unfortunately have no personal experience of this topic ourselves, we are happy to pass the question on to the Community. If in doubt, we recommend asking the manufacturer directly, as they may be able to provide more detailed information.Show in original language (German)Comment