A DISHWASHER COMPRISING A HEATER

The present invention relates to a dishwasher (1) comprising a body (2); a washing tub (3) which is arranged in the body (2) and wherein the washing process is realized; at least one rack (4) which is disposed in the washing tub (3) and whereon the kitchen items are placed to be washed; at least one spraying member (5) which enables the water to be sprayed onto the rack (4); at least one valve (6) which provides the delivery of the water from the spraying member (5) into the washing tub (3); a sump (7) which is provided on the base of the washing tub (3) and wherein the water is collected; a strainer (8) which is positioned on the base of the washing tub (3) so as to cover the sump (7); at least one filter (9) which extends from the strainer (8) towards the sump; a heater (10) which is provided on the sump (7); and a control unit (11) which enables the water collected in the sump (7) to be heated by the heater (10) to a value predetermined by the producer and to be kept in the sump (7) for a period of time predetermined by the producer.