Method for filling packs with varying products in a filling machine

A method for filling packages with changing products in a filling machine comprising:

• successively transporting packages through a filling machine such that the packages are, in each case, successively filled with a first product in a sterile environment via a filling outlet connected to a product tank,
• transferring the packages to be filled to cells of a transporting device, wherein the packages to be filled are transported via the transporting device cells through a filling machine, in which at least one outlet means in the form of a package mock-up with at least one base opening, without a base, and/or at least one side opening is used, in which the at least one outlet means is transferred to a cell of the transporting device cells and is transported via the transporting device, while in the cell, through the filling machine,
• in order to empty the product tank bringing the at least one outlet means into an emptying position and discharging a residue of the first product at least partially from the sterile environment via the outlet means located in the emptying position, wherein the outlet means is removed from the emptying position after the emptying of the product tank, and successively filling the packages, in each case, with a second product in a sterile environment via the filling outlet connected to said product tank or a second product tank or a second filling outlet connected to the second product tank.