Great Plains YP1630F-1670 Operator Manual User Manual
Page 73
Great Plains Manufacturing, Inc.
Troubleshooting
69
2012-12-27
401-832M
Treatment Delivery Troubleshooting
Problem
Cause
Solution
Incorrect Rate,
All Rows
Speed is different from chart or calibrated
rate.
Use determined speed, or determine new meter
setting. Treatment meter rate depends almost entirely
on gate setting (via knob and dial), which is selected for
a specific field speed. If the actual speed is higher, the
application rate will be lower, and vice versa.
Rate Incorrect,
One Row
Meter setting doesn’t match other rows.
Meter gate needs calibration,
Rate Low, One
Row
Clutch or chain skipping
Check clutch alignment and engagement. Check chain
slack.
Rate Zero, One
Row
Meter clutch not engaged.
Chain break to seed meter shaft.
Meter gate clogged.
General Troubleshooting
Problem
Cause
Solution
Population
Alarms
See “Seed Population Troubleshooting Charts” on page 65.
Excess Seed
Remaining
See “Seed Population Troubleshooting Charts” on page 65.
Field size different.
After ruling out population problems, re-check
geography.
Excessive gaps between planter passes.
Adjust marker, page 49.
Seed
Consumption
Too High
See “Seed Population Troubleshooting Charts” on page 65.
Field size different.
After ruling out population problems, re-check
geography.
Excessive overlap.
Irregular shaped field.
Adjust marker, page 49.
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 “Seed Population Troubleshooting Charts” on page 65.
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
®
Row-unit discs not turning.
See “Row-unit discs 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
or bearings.
Check and replace any worn/rusted sprockets or chain
idlers.
Lack of proper seed lubrication on seed.