I have a 2007 Komfort and the San t flush system when I connect the flush system it just seems blocked, last year it worked perfectly but this year after sitting for 5 to 6 months it is blocked up an...
If you can get access to it, remove and inspect by turning on the water and see how (if) it sprays. Typically, they are just held on by a couple of screws (self taping). When reinstalling, use silicone gasket around the opening (and screws).