Sharp R-652M Instrucciones de operaciones Pagina 76

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72 YP4-6-825A3P Table of Contents Index Great Plains Manufacturing, Inc.
401-652M Table of Contents Index 2015-01-26
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 “Row Unit Down Pressure” on page 47.
Damaged seed tubes. Check seed tubes for damage.
Seed-Lok
®
building up with dirt. Lock up Seed-Lok
®
, page 61.
Row-unit not penetrating low spots. Adjust row-unit, see instructions beginning on page 47.
Rough planting conditions. Rework the field.
Seed firmer not in place and set to
correct tension.
See “Seed Firmer Adjustments” on page 61.
Press wheel
or row-units
plugging
Planting conditions too wet. Wait until drier weather.
Too much pressure on row-units. Reduce down pressure on row-units.
Coulters set too deep, bring up
excess dirt and moisture.
Check coulter adjustment.
Planter not set to run level from front
to rear.
Check tool bar height page 18
Backed up with planter in the
ground.
Clean out and check for damage.
Failed disc bearings. Replace disc bearings.
Disc blades worn. Replace disc blades.
Scraper worn or damaged. Side
depth wheels not set correctly.
Adjust side depth wheels page.
Row-unit
discs not
turning
freely
Row-unit plugged with dirt. Clean row-unit.
Planting conditions too wet. Wait until drier weather.
Incorrect side depth wheel
adjustment
See “Side Gauge Wheel Adjustment” on page 53.
Seed-Lok
®
is plugging row-unit. Lock up Seed-Lok
®
, page 61.
Failed disc bearings. Replace disc 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.
Incorrect spring handle setting See “Press Wheel Adjustment” on page 62.
Insufficient row unit down-force See “Row Unit Down Pressure” on page 47.
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.
Not level front to rear. Check tongue height and top link adjustment.
Wheel stagger needs adjustment for
conditions
See “Press Wheel Adjustment” on page 62.
Too wet or cloddy Wait until drier weather or rework ground.
General Troubleshooting
Problem Cause Solution
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