gina.hc554 months ago000The steam regulator on my Thera Retro coffee machine can no longer be turned. What can I do?Show in original language (German)sh4 months ago000If the machine is still under warranty: request information and rectification from the supplierShow in original language (German)CommentAnonymous4 months ago000I would contact the manufacturer.Show in original language (German)CommentAnonymous4 months ago000I would contact the seller or manufacturer.Show in original language (German)Comment