Troubleshooting – Great Plains 1006NT Operator Manual User Manual
Page 31
1/3/07
150-285M
29
Problem
Cause
Solution
Uneven seed spacing or uneven
stand
Excessive field speed.
Reduce field speed.
Feed cups plugging.
Clean out feed cups.
Seed tubes plugging.
Clean out seed tubes.
Opener disks not turning freely.
See “Opener disks not turning freely” in
this Troubleshooting section.
Opener not penetrating low spots.
Adjust opener, page 25.
Use faster drive type speed and close
feed cup flutes to a more narrow posi-
tion.
Uneven seed depth
Excessive field speed.
Reduce field speed.
Planting conditions too wet.
Wait until drier weather.
Drill not level.
Incorrect hitch height.
Readjust hitch height, page 15.
Opener disks not turning freely
Trash or mud build up on disk scraper.
Adjust scraper, page 26.
Scraper adjusted too tight, restricting
movement.
Adjust scraper, page 26.
Failed disk bearings.
Replace disk bearings.
Bent or twisted opener frame.
Replace opener frame.
Planting conditions too wet.
Wait until drier weather.
Too much opener down pressure.
Readjust opener down pressure, page
25.
Incorrect press wheel adjustment.
Readjust press wheel, page 25.
Actual seeding rate different than
desired
Improper tire size or air pressure.
Check tire size and air pressure, page
41.
Build up of seed treatment in feed cup.
Clean seed treatment from feed cups.
Incorrect rate adjustment.
Check gearbox setting and seed-rate
handle setting, refer to the seed rate
book.
Excessive seed cracking
Excessive field speed.
Reduce field speed.
Feed cup flutes not open enough.
Open feed cups to a wider position.
Feed cup door handle not open
enough.
Open feed cup door handle to a lower
position.
Acremeter does not measure accu-
rately.
Incorrect tire size or air pressure.
Correct tire size or air pressure, page 41.
Excessive overlap or gaps between
passes.
Avoid overlap or gaps.
Soil conditions.
Loose soil and slippage will cause varia-
tions in acres registered.
Acremeter not for your width of drill.
Refer to parts manual.
Actual field size different.
Verify field size.
Troubleshooting