The exact following harrow does not cover the seed sufficiently with fine soil

The harrow tines are not aligned parallel to the ground.

  • See Adjusting the position of the harrow tines on seed drills with exact following harrow lift

The exact following harrow pressure is incorrectly set

  • See Adjusting the exact following harrow > Adjusting the exact following harrow pressure mechanically or Adjusting the exact following harrow pressure hydraulically

The harrow tines are worn.

  1. Remove the nuts 1.
  2. Remove the bolts 5 and plates 2.
  3. Replace the harrow tines 3 and 4.
  4. Install the plates and bolts.
  5. Install the nuts and tighten them.