Unfortunately, one also seems to run the risk of only one of the many already returned equipment to obtain again in order - the packaging quality of both the boxes and the little box for the power cord suggest. Ie there are always devices with incorrect accessories in circulation.
As with its predecessor is to be noted that the filter should be replaced after a long operation and the wells should be regularly descaled / cleaned itself.
Thanks to the new construction, the noise has been reduced somewhat, since the cover is no longer resting on the housing and thus the vibration of the pump no longer leads to the disturbing hum, especially when the water level has dropped.