Great Plains YP2425A Operator Manual User Manual
Page 98
94
YP2425A
Great Plains Manufacturing, Inc.
401-626M
2014-02-10
General Troubleshooting
Problem
Cause
Solution
Population
Alarms
See “Population Troubleshooting Charts” on page 88.
Excess Seed
Remaining
See “Population Troubleshooting Charts” on page 88.
Field size different.
After ruling out population problems, re-check geography.
Excessive gaps between planter
passes.
Adjust marker, page 54.
Seed
Consumptio
n Too High
See “Population Troubleshooting Charts” on page 88.
Field size different.
After ruling out population problems, re-check geography.
Excessive overlap.
Irregular shaped field.
Adjust marker, page 54.
Rows Not
Planted
If not detected by seed monitor,
check for plugged row-unit seed tube
Lift planter, expose bottom of seed tube and clean out.
Uneven
seed
spacing
See “Population Troubleshooting Charts” on page 88.
Excessive field speed.
Reduce field speed.
Unclean seed.
Use clean seed.
Damaged seed tube
Inspect; repair or replace.
Seed-Lok
®
plugging.
Lock up Seed-Lok
®
, page 83.
Row-unit discs not turning.
See “Row-unit discs not turning freely” in this
Troubleshooting chart.
Worn/rusted sprockets and/or chain
idler or bearings.
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.
See “Seed Lubricant” on page 127.
Planter does
not fold or
unfold fully
Fold cylinders out of phase
Re-phase cylinders, refer to page 24
Air in lines
Bleed fold circuit, refer to page 105
Uneven
seed depth
Excessive field speed.
Reduce field speed.
Planting conditions too wet.
Wait until drier weather.
Incorrect coulter depth setting.
See coulter manual or set unit mounted coulter.
Excessive or improper row unit down
pressure spring setting.
See 25 series row-units, page 68.
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, see instructions beginning on page 68.
Rough planting conditions.
Rework the field.
Seed firmer not in place and set to
correct tension.