Great Plains 3S-4000HDF Operator Manual - Manual (Page 73)

2013-06-13 Table of Contents Index 195-067M
Great Plains Manufacturing, Inc. Table of Contents Index 69
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 24.
Incorrect tire size or air pressure. Correct tire size and air pressure,
page 103.
Seed cup door open too much. Refer to Seed Rate Manual.
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 103.
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 24.
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 depth Excessive field speed. Reduce field speed.
Planting conditions too wet. Wait until drier weather.
Seed-Lok
®
building up with dirt. Lock up Seed-Lok
®
, page 64.
Damaged or missing seed flaps. Replace seed flaps.
Partially plugged opener seed tube. Lift up drill, expose bottom of seed
tube and clean out.