The only thing that helped was to reduce the icon size in
/usr/share/apps/ksplash/Themes/kubuntu/Theme.rc
14 IconSetSize = 16
So that they don't collide ....
It's 1:40, I'm going to bed !
--
Ksplash icons for dapper kubuntu theme are too close to each other
https://launchpad.net/bugs/41407