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[* icon_note] The crema-valve is located in ththe interior of the upper piston. It is fixed by two Torx T10 screws.
[* icon_note] The crema-valve is located in ththe interior of the upper piston. It is fixed by two Torx T10 screws.
[* black] Remove both screws. Lift off the valve. Inspect it and clean it.
[* black] Note: there is another gasket on the shaft of the lower piston. Replacing it is difficult.
[* black] Lubricate all sliding parts with food-proof silicone grease. Verify the smooth operating of the brewing unit.