 Before its refurbishment, 18 612 was last used as a heating engine.Number 18 478 (see infobox), stabled in Ulm was the last S 3/6 to be built in the state railway era (1918) and thus the last one also with a streamlined driver's cab ("Windschneidenführerhaus").It found its way to Linz, where it was substantially restored by the Swiss, Serge Lory.