
2019-03-08
196-359M
3N-4010F, 3N-4010HDF, and 3N-4020F
Troubleshooting
89
Troubleshooting
General Drill Troubleshooting
Problem
Cause
Solution
Planting too much
Incorrect seed rate.
Check seed rate setup and calibration, page
28.
Seed cup door not correctly set for seed size. Adjust seed cup doors, page 28.
Actual field size is different.
Verify field size.
Excessive overlap.
Irregular shaped field.
Adjust marker, page 18.
Planting too little
Incorrect seed rate.
Check seed rate setup and calibration, page
28.
Excessive field speed.
Reduce field speed.
Seed cup door not correctly set for seed size. Adjust seed cup doors, page 28.
Oil in electric clutch causing slippage
Disassemble and degrease clutch.
Check seed level in seed box.
Fill seed box.
Actual field size is different.
Verify field size.
Excessive gaps between drill passes.
Adjust marker, page 18.
Build up of seed treatment in seed cups.
Clean out seed cups.
Plugged opener seed tube.
Lift drill, expose bottom of seed tube and
clean out.
Obstruction in seed cup from foreign matter or
unclean seed.
Clean seed cup.
Thrown or worn drive chains
Check drive chains.
Worn sprockets and/or chain idlers.
Replace sprockets and/or chain idlers.
Uneven seed spacing.
Excessive field speed.
Reduce field speed.
Unclean seed.
Use clean seed.
Build up of seed treatment in seed cup.
Clean out seed cup.
Seed-Lok plugging.
Lock up Seed-Lok, pages 73, 81, 87.
Damaged or missing seed flap.
Replace seed flap.
Opener disks not turning.
See “Opener disks not turning freely” in this
Troubleshooting chart.
Plugged opener seed tube.
Lift up drill, expose bottom of seed tube and
clean out.
Worn/rusted sprockets and/or chain idler.
Check and replace any worn/rusted sprockets
or chain idlers.
Opener not penetrating low spots.
Adjust opener, pages 70, 77, 84.
Drive type too slow.
Use faster drive type and readjust seed rate
handle.
Seed cup door setting too open.
Close flutes to a more narrow position.