| 摘要 |
FIELD: personal use articles. ^ SUBSTANCE: invention relates to household equipment and dishwashing machine. Dishwashing machine comprises the following: unit of water softening, in which ion-exchange resin is contained, unit of recovery, where recovery solution is retained for recovery of ion-exchange resin, valve for recovery, unit of water hardness detection and device of control providing for valve opening and closure for recovery. Recovery of ion-exchange resin from unit of water softening is detected by hardness of flushing water. ^ EFFECT: invention provides for recovery of ion-exchange resin for water softening in proper period of time and maintenance of required concentration of recovery solution in dishwashing machine, thus improving quality of washing. ^ 22 cl, 10 dwg |
