Great Plains YP4425A Operator Manual User Manual
Page 93
Great Plains Manufacturing, Inc.
Troubleshooting
89
2012-02-23
401-805M
Single or multiple hoses plugging just
ahead of airbox.
Fan speed too high/too low.
Check/adjust fan speed.
Possible air leak.
Check for air leak downstream
between box and top of meter.
All rows fail.
Lack of seed.
Fan speed too high. Adjust fan speed.
Extremely high populations may
require slightly reduced field speed.
1, 2, 3, or more outlets fail.
Outlets can be side-by-side or random.
Plugging may also move from one
outlet to another.
Foreign matter in seed chamber in
bottom of airbox.
Clean out seed chamber.
Little or no seed to a lot of rows with
heavily treated seed.
Seed treatment sticky.
Add Ezee Glide Plus to seed to dry out
seed treatment.
Treatment mixed unevenly and
plugging outlets.
Clean out seed. Re-mix.
Seed Delivery Troubleshooting
Problem
Cause
Solution
General Troubleshooting
Problem
Cause
Solution
Population
Alarms
See “Population Troubleshooting Charts” on page 84.
Excess Seed
Remaining
See “Population Troubleshooting Charts” on page 84.
Field size different.
After ruling out population problems, re-check geography.
Excessive gaps between planter
passes.
Adjust marker, page 150.
Seed
Consumptio
n Too High
See “Population Troubleshooting Charts” on page 84.
Field size different.
After ruling out population problems, re-check geography.
Excessive overlap.
Irregular shaped field.
Adjust marker, page 150.
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.