Great Plains 2525F Operator Manual - Manual (Page 47)

Troubleshooting 43
01/23/2012 118-232M
Uneven seed spacing
Excessive field speed. Reduce speed.
Unclean seed. Use clean seed.
Build up of seed treatment in seed cup. Clean out seed cup, page 51. Add more talc
lubricant.
Seed-Lok™ plugging. Lock up Seed-Lok™, page 39.
Damaged or missing seed flap. Replace seed flap.
Opener disks not turning. See “Row unit disks not turning freely.” in
this Troubleshooting chart.
Plugged opener seed tube. Raise drill, expose bottom of seed tube and
clean out.
Seed cup wheel damaged or worn. Check seed cup sprocket and replace.
Plugged seed hose. Clean out seed tube hose.
Seed cup door needs to be opened one
step for this seed. Adjust seed cup door.
Uneven seed depth Excessive field speed. Slow down. Check Seeding Rate Chart for
correct maximum field speed.
Coulter depth adjustment Check hitch operator’s manual.
Planting conditions too wet. Wait until drier weather.
Drill frame height incorrect. Check drill frame height, page 15.
Drill not level front-to-back in field. Readjust top link to level drill.
Opener side depth wheels are set too
deep for soil conditions or coulter depth. Check opener adjustments, page 37.
Opener press wheel spring force is set too
high. Check press wheel adjustments, page 40.
Incorrect spring pressure on openers. Correct spring pressure, page 29.
Seed-Lok™ building up with dirt. Lock up Seed-Lok™, page 39.
Engage Seed-Lok™ only in dry conditions
Damaged or missing seed flaps. Replace seed flaps.
Damaged opener seed tube. Check disk spreader, page 36.
Row-unit not penetrating low spots. See “Row Unit Down Pressure” on
page 29.
Partially plugged opener seed tube. Raise drill, expose bottom of seed tube and
clean out.
Incorrect choice of coulter. See hitch operator’s manual.
Problem Cause Solution