Great Plains 2525P Operator Manual - Manual (Page 55)

Great Plains Manufacturing, Inc. Troubleshooting 51
2013-05-10 118-231M
Uneven seed spacing
Excessive field speed. Slow down. Check Seeding Rate Chart for
correct maximum field speed.
Unclean seed. Use clean seed.
Lack of proper seed lubrication on seed. See “Seed Lubricants” on page 19.
Build up of seed treatment in meter. Clean out seed meter, page 63. Add more
talc lubricant.
Seed-Lok™ plugging. Lock up Seed-Lok™, page 46.
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. Raise 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.
Seed meter wheel damaged or worn. Check seed meter wheel and replace.
Seed meter slide worn. Replace seed meter slide, page 64.
Plugged sliding seed tube. Clean out sliding seed tube.
Incorrect seed meter wheel for seed size. Verify seed count on seed bag with seed
meter wheel.
Hydraulic marker
functioning
improperly Leaks in hose fittings or connections. Check all hose fittings and connections for
leaks.
Low tractor hydraulic oil level. Check tractor hydraulic oil level.
Loose or missing bolts or fasteners. Check all bolts and fasteners.
Needle valve plugged. Open needle valve, cycle markers slowly
and reset needle valve, refer to page 27.
Marker disk does not
mark Marker folding linkage does not have
enough slack to allow marker disk to drop
into field depressions. Maximum down float should be limited by
the slot at the rod end of the marker cylin-
der, refer to page 26.
Insufficient disc angle for conditions Increase disc angle, or reverse marker
disc entirely. See page 26.
Problem Cause Solution