The invention relates to a printing machine comprising at least one nozzle bar with at least two print heads, the at least two print heads being arranged side by side, the at least two side-by-side printing heads being spaced apart by at least one positioning gap, the respective positioning gap at least one feed device for ejecting a fluid is associated with an outlet direction, wherein at least one component of the outlet direction is directed to the respective positioning gap, wherein the at least one nozzle bar comprises the at least one feed device, wherein the at least one feed device is connected to at least one print head of the at least two print heads, which each Limit the positioning gap.
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