Great Plains 3S-4000HDF Operator Manual - Manual (Page 75)

Great Plains Manufacturing, Inc. Table of Contents Index Troubleshooting 71
2013-06-13 Table of Contents Index 195-067M
Press wheels not compacting the
soil as desired
Too wet or cloddy. Wait until drier weather or rework
ground.
Not enough hydraulic down pressure. Increase hydraulic down pressure, see
instructions beginning on page 58.
Incorrect press wheel depth. Reset press wheel depth, page 65.
Excessive seed cracking Excessive field speed. Reduce field speed.
Unclean seed. Use clean seed.
Damaged, old or dry seed. Use clean, new seed.
Seed cup flutes not open enough. Open seed cup flutes.
Seed cup door handle not open
enough. See Seed Rate Manual.
Drill boxes do not empty evenly Drive types not the same on all boxes. Correct drive types.
Opener seed tube plugged. Lift up drill, expose bottom of seed
tube and clean out with wire.
Drive chains missing or damaged. Replace drive chains.
Planting around fields vs.
back-and-forth. Correct planting operation.
Rough field conditions may move seed
in the box. N/A
Seed cup(s) are shut off. Open seed cup(s).
Some models do not have the same
number of seed cups between each
bulkhead divider. The section with
more seed cups will empty sooner. Verify number of seed cups in each
box.
Press wheel or openers plugging Planting conditions too wet. Wait until drier weather.
Too much hydraulic pressure on
openers. Reduce hydraulic down pressure on
openers.
Backed up with drill in the ground. Clean out and check for damage.
Failed disk bearings. Replace disk bearings.
Disk blades worn. Replace disk blades.
Scraper worn or damaged. Replace scraper.
Openers drill too deep
(Bulldozing)
Too much hydraulic down pressure on
openers. Reduce hydraulic down pressure on
openers.
Incorrect press wheel adjustment. Readjust press wheel, page 65.
Front of openers dropping too
low in hard or minimum-till
conditions
Incorrect opener frame setting. Set opener frame bolt in top hole,
page 62.
Too much hydraulic down pressure on
openers. Reduce hydraulic down pressure on
openers.
Problem Cause Solution