Great Plains 3S-5000HDF Operator Manual - Manual (Page 59)

2012-08-14 Table of Contents Index 195-325M
Great Plains Manufacturing, Inc. Table of Contents Index Troubleshooting 55
Troubleshooting
General Troubleshooting
Problem Cause Solution
Planting too much Incorrect seed rate or drive type. Check seed rate information in Seed Rate manual.
Seed size and weight may vary. Adjust seed rate handle.
Actual field size is different. Verify field size.
Excessive overlap.
Irregular shaped field. Adjust marker, page 54.
Incorrect tire size or air pressure. Correct tire size and air pressure, page 79.
Seed cup door open too much. Refer to page 43.
Planting too little Incorrect seed rate or drive type. Check seed rate information in Seed Rate manual.
Excessive field speed. Reduce field speed.
Seed size and weight may vary. Adjust seed rate handle.
Incorrect tire size or air pressure. Correct tire size and air pressure, page 79.
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 54.
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
®
, page 53.
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, see instructions beginning on
page 46.
Drive type too slow. Use faster drive type and readjust seed rate handle.
Seed cup flutes are open too far. Close flutes to a more narrow position.