420 203 and another class 420 head a peak commuter train from Zurich to Schaffhausen.
From monday to friday, there are two peak hours (HVZ=Haupt Verkehrs Zeit) trains between Romanshorn and Zürich (called S 23) and vice versa, with a 10 car doubledeck train and Re 420 LION top and... (more)
Doubledeck push pull train for peak hours (HVZ-D) with Re 420 203 in front and Re 420 230 pushing in the rear, in service as S 11 from Zürich to Schaffhausen via Winterthur.