The seeder with the micro granular insecticide design has a metal micro granular tube for each seeding unit, on which the diffuser is fitted. It can be purchased as spare part from your HORSCH distributor.
Pictures 1 and 2
Disassemble and remove the gauge wheel from the seeder component as well as the opening disc to reach the original metal micro granule slope.
Pictures 3, 4 and 5
Install the QDC-DXP diffuser with a diameter of 25 mm directly on the drop tube between the two discs. Point the diffuser towards the rear of the seeder unit.
When using the press wheel, make sure that there is no contact or friction.
Reassemble the disk and wheel set.
Adjust the air flow to ensure that the micro granules are evenly positioned in the V-shaped groove.