i didnt take a picture but i fitted them as in the manual (see attached diagrams from left to right), the opening between the segments on the inside and they turn with the regular seed wheel until they lock in position.
The intermediate wheel (big wheel driving the Gear wheel on sowing shaft...
For people interested here are 2 links for Fiona parts, 1 in Poland and 1 in Germany:
This Polish company will sell directly to you.
Unfortunately, kramp will...
Many of these conversions seem to have been done in munster, do you remember which engineering company made the bell housing adaptor plate (I assume there was an adapter plate between the engine and bell housing) ?