Great Plains 8030P G1022 Operator Manual - Manual (Page 28)

25
Section 4 Troubleshooting
5/2/07 60303P and 80303P Three-Point Planter 401-008M-A
Great Plains Mfg., Inc.
Section 4
Troubleshooting
Problem Possible Cause and Solution
One row not planting seed. Seed meter not engaged. Refer to Field Operation, “Operating Instructions,”
page 9.
Check for foreign material in hopper. Clean hopper and finger-pickup mechanism.
Refer to Finger Pickup Meter, “Maintenance and Lubrication,” page 28.
Check that seed hopper is full of seed.
Check if drive chain for row unit is off of sprocket or broken. Replace chains as
necessary.
Meter not engaging properly. Check that meter-input shaft is aligned with meter-clutch shaft. Refer to Meter
Drive Adjustments, “Adjustments,” page 20.
Row unit is skipping. Check for foreign material or obstruction in meter. Inspect and clean meter.
Check that adjustment nut in meter is adjusted between 22 and 25 inch-pounds.
Tighten if necessary. Refer to Finger Pickup Meter, “Maintenance and Lubrica-
tion,” page 28.
Check tension on finger pickup. Tighten if necessary.
Check for broken meter fingers. Refer to Finger Pickup Meter, “Maintenance and
Lubrication,” page 28.
Consider your planting speed. Increase planting speed to within recommended
range. For correct speed, refer to Planting Rate Charts, “Adjustments,” beginning
on page 12.
Planting too many doubles. Consider your planting speed. Decrease planting speed to within recommended
range. For correct speed, refer to Planting Rate Charts, “Adjustments,” beginning
on page 12.
Check that adjustment nut in meter is adjusted between 22 and 25 inch-pounds.
Tighten if necessary. Refer to Finger Pickup Meter, “Maintenance and Lubrica-
tion,” page 28.
Check brush in seed meter for wear. Inspect and replace if necessary. Refer to
Finger Pickup Meter, “Maintenance and Lubrication,” page 28.
Over planting. Check carrier plate in seed meter for wear. Inspect and replace if necessary. Refer
to Finger Pickup Meter, “Maintenance and Lubrication,” page 28.
Under planting. Check if belt in seed meter is installed backward. Remove and install correctly.
Refer to Finger Pickup Meter, “Maintenance and Lubrication,” page 28.
Check for weak springs in finger-pickup meter. Replace is necessary. Refer to Fin-
ger Pickup Meter, “Maintenance and Lubrication,” page 28.
Spring not properly installed. Remove finger from seed meter and correct. Refer to
Finger Pickup Meter, “Maintenance and Lubrication,” page 28.
Seed belt catching or dragging. Replace belt. Refer to Finger Pickup Meter, “Main-
tenance and Lubrication,” page 28.
Brush dislodging seed. Replace brush. Refer to Finger Pickup Meter, “Mainte-
nance and Lubrication,” page 28.
Low population count with brush meter. Meter rpms too high. Reduce planting speed.
Lack of lubrication causing seeds not to release from seed disc properly. Use
graphite as recommended.
Seed size too large for seed disc being used.Switch to smaller seed or use proper
seed disc. See Brush-Type Meter, “Maintenance and Lubrication,” page 29.
Seed treatment buildup in brush meter. Reduce amount of treatment used and/or
thoroughly mix treatment with seed.