WMF 900 - Grinder Blocked

Care
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4.4.2 Lubricating O-Ring of the Brewer Unit
When it is diffi cult to remove the brewing unit and diffi cult to insert it or frequently "fl ow error" is
displayed, you must mildly lubricate the O-Rings with the WMF "Gasket grease".
5b
5a
5c
> Open the lid of the brewing unit.
> Release the lock (5a) and lift the brewing unit from the brewing chute (5b)
> Mildly lubricate the O-Rings (5c) in the brewing chute with the WMF "Grease for gasket rings".
5