3PYP
Troubleshooting
83
2018-07-24
401-312M
Uneven seed
spacing.
Hydraulic meter drive motor rpm too low for
reliable control by proportional valve.
1.
Increase field speed.
2.
Use a seed wheel with lower cell count.
Switch from 12 finger meters to 6 finger meters.
Excessive field speed.
Reduce field speed.
Unclean seed.
Use clean seed.
Seed-Lok
®
plugging.
Lock up Seed-Lok
®
Row-unit disks not turning.
Row-unit disks not turning freely.
” in this Troubleshooting
chart.
Plugged row-unit seed tube.
Lift up planter, 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.
Partially plugged row-unit seed tube.
Lift up planter, expose bottom of seed tube and clean out.
Lack of proper seed lubrication on seed.
Refer to Seed Lubricant, page 121.
Use of excessively sticky or wet seed
treatment.
Check your treatment.
Inadequate contact wheel spring pressure. Check for correct tire air pressure, page 126.
Air pressure in contact wheel incorrect.
Check for correct tire air pressure, page 126.
Uneven seed
depth
Excessive field speed.
Reduce field speed.
Planting conditions too wet.
Wait until drier weather.
Incorrect coulter depth setting.
See coulter manual.
Excessive or improper row unit down
pressure spring setting.
See 25 Series row-units, page 64.
Damaged seed tubes.
Check seed tubes for damage.
Seed-Lok
®
building up with dirt.
Lock up Seed-Lok
®
Row-unit not penetrating low spots.
Adjust row-unit, page 64.
Rough planting conditions.
Rework the field.
Seed firmer not in place and set to correct
tension.
Refer to Keeton
®
Seed Firmer, page 78.
Row-unit disks
not turning
freely.
Row-unit plugged with dirt.
Clean row-unit.
Planting conditions too wet.
Wait until drier weather.
Seed-Lok
®
is plugging row-unit.
Lock up Seed-Lok
®
Failed disk bearings.
Replace disk bearings.
Bent or twisted row-unit frame.
Replace row-unit frame.
Partially plugged row-unit seed tube.
Lift up planter, expose bottom of seed tube and clean out.
Press wheels
not
compacting
the soil as
desired.
Too wet or cloddy.
Wait until drier weather or rework ground.
Use of incorrectly shaped tire for your
conditions.
Wedge shaped wheels work best on narrow spacings and in wet
conditions. Round edge wheels work best in wider row spacings
and drier conditions.
Incorrect press wheel depth.
Reset press wheel depth, page 79.
Excessive
seed cracking.
Excessive field speed.
Reduce field speed.
Unclean seed.
Use clean seed.
Damaged, old or dry seed.
Use clean, new seed.
Problem
Cause
Solution
Содержание Yield-Pro 3PYP
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