Troubleshooting, General drill troubleshooting, Troubleshooting general drill troubleshooting – Great Plains 3N-4025P Operator Manual User Manual
Page 128

196-538M
2014-01-29
124
3N-40P
Great Plains Manufacturing, Inc.
Troubleshooting
General Drill Troubleshooting
Problem
Cause
Solution
Planting too much
Actual field size is different.
Verify field size.
Excessive overlap.
Irregular shaped field.
Adjust marker, page 94.
Incorrect tire size or air pressure.
Correct tire size and air pressure. Refer
to page 174.
Meter clean out door is open.
Close and pin meter clean out door,
page 138.
Seed meter wheel spring or retaining cap
damaged or missing.
Check seed meter wheel spring and
retaining cap, page 79.
Incorrect seed meter wheel for seed size. Verify seed count on seed bag with seed
meter wheel.
Seed meter wheel not seated correctly
on meter shaft.
Check installation of seed meter wheel,
page 79.
Seed meter wheel damaged or missing.
Check seed meter wheel and replace if
damaged.
Seed meter slide is sticking open.
Remove and clean seed meter slide and
check for wear, page 79.
Seed meter slide worn.
Replace seed meter slide, page 79.
Planting too little
Excessive field speed.
Slow down.
Incorrect seed meter wheel for seed size. Verify seed count on seed bag with seed
meter wheel.
Incorrect tire size or air pressure.
Correct tire size and air pressure see
page 174.
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 94.
Not enough talc lubricant.
Add more talc lubricant, page 32.
Build up of seed treatment in meter.
Clean out seed meter, page 138. Add
more talc lubricant.
Seed flow shut off not 100% open and
pinned.
Check seed flow shut off.
Plugged sliding seed tube.
Clean out sliding seed tube.
Plugged opener seed tube.
Lift up drill, expose bottom of seed tube
and clean out.
Seed meter wheel damaged.
Replace seed meter wheel.
Obstruction in meter (foreign material or
uncleaned seed).
Clean seed meter.
Thrown or worn drive chains.
Check drive chains.
Worn sprockets and/or chain idlers.
Replace sprockets and/or chain idlers,
page 141.