Illinois Tool Works Inc.
DISHWASHER

Abstract:

A box-type dishwasher (1), wherein the dishwasher (1) has a fresh-water connection (20) with a feed valve (21), wherein a water-treatment system with a reverse-osmosis device (22) is provided downstream of the feed valve (21) in order to treat, in particular as required, as least some of the fresh water fed to the dishwasher (1) via the fresh-water connection (20), wherein a backflow preventer (6) is provided between the feed valve (21) and the reverse-osmosis device (22) in order to prevent water from flowing back from the dishwasher (1) into a fresh-water-supply installation (100) which is, or can be, flow-connected to the fresh-water connection (20).