the discharge of an aqueous liquid 11 for example suds from the tub 1 a waste water conduit 13 directs the aqueous liquid 11 out of the washer dryer the drum 2 is driven by a drive motor 4 the drum 2 is filled through a door 22 which allows the access to the interior of the drum 2 with laundry 16 to be treated in order to wash laundry 16 in the washer dryer the washer dryer is connected to a water feed line 20 the water feed line 20 is connected to a detergent rinsing shell 21 from which detergent and auxiliary agents can be flushed into the tub 1 with the aid of water from the water feed line 20 to allow a washing process in the washer dryer in this embodiment this is achieved through a part of the process air circuit 5 and a sleeve 23 for drying wet laundry items in the drum 2 of the washer dryer illustrated in fig2 which operates according to the principle of circulating air air heated by an air heater 7 u201c process air u201d is driven through the process air circuit 5 with the aid of a blower 6 heated process air then enters the tub 1 and the.