Karcher WD6 Premium Wet and Dry Vacuum Cleaner 1628378 HAS ISSUES

Karcher WD6 Premium Wet and Dry Vacuum Cleaner 1628378 HAS ISSUES. Includes box and vasicaly new bag and accessories shown.

Vac works but seems to cut out when turning the power knob up, seems to work fine on low. There may be a blockage I've mised or a filter needs cleaning I've missed I'm not sure. Please see pis and video to see the issue.

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