Conz Mönch took the other half of the village in the following years, thereby putting Dielheim in the possession of a noble for the first time. Conz Mönch, to ensure his control of the area, had a simple castle built on the Teufelskopf.
Over the following years, Conz Mönch acquired the remaining portion of the village, thus establishing Dielheim as a noble's territory for the first time. To maintain control, Conz Mönch built a simple fortress on Teufelskopf.