 They were stationed in the engine sheds of Darmstadt, Hof, Regensburg, Nuremberg Main, Lindau and Ulm.Although the modernised locomotives were very powerful and the most economical steam engines in the Deutsche Bundesbahn fleet, they were all withdrawn from service between 1961 and 1965.The reason was that, during the rebuild the pump mounting had been directly welded to the boiler which had led to the formation of cracks.