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Stalks not entering unit.
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Gatherers not adjusted properly.
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Adjust properly.
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Gatherers binding.
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Inspect parts for damage.
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Not stripping planter rows.
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Strip rows as they were planted by cotton planter.
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Incorrect row width setting.
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Check row-unit setting and adjust to conform with row width planted.
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Opening between grates too narrow.
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Adjust gatherer grates parallel to rows just wide enough for passage of stalks.
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Side branches going under grates.
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Adjust gatherers and lower row units.
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Opening between strip rolls too narrow.
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Increase spacing.
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Row units too low or too high, gatherer not adjusted properly.
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Adjust row units and gatherers so gatherer grates just touch ground.
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Excessive boll loss.
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Gatherers not adjusted properly.
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Adjust properly.
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Stripper units too high for low cotton bolls.
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Adjust row units and gatherers. Run gatherer grates and strip roll skids just touching ground.
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Bolls knocked off by gatherers in extremely dry conditions.
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Reduce ground speed.
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Stripper not on row.
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Adjust row spacings.
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Brushes on covers worn.
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Replace brushes.
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Speed too high.
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Reduce stripping units speed.
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| Symptom |
Problem |
Solution |
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Leaves cotton in field.
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Gatherers out of adjustment.
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Adjust gatherers.
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Leaves and leaf stems still green; lint cotton pulled through with leaves. Leaves may be rubbery because of high humidity.
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Improve method of defoliation or desiccation. Wait until leaves are dry enough to crumble.
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Strip rolls not properly adjusted.
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Adjust strip rolls.
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Excessive wear on strip roll brushes and flaps.
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Adjust strip roll spacing if necessary. Replace parts.
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Foreign material stuck in row unit augers.
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Remove foreign material.
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Cut off bar too far from brush roll.
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Adjust cut off bar.
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Bent flighting on row unit auger.
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Straigten flighting.
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Plugging.
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Stalks pull out of ground.
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Adjust strip rolls and/or combs to reduce aggressiveness.
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Uneven growth of plants resulting in variation of stalk diameter.
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Adjust strip roll opening.
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Excessive number of side branches.
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Reduce aggressiveness by opening rolls.
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Plugging in cross conveyor auger.
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Clean out any obstruction in auger.
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Plugging in row unit.
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Rocks or roots under row unit auger. Reverse row unit. Remove obstruction.
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Breaking stalks.
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Adjust strip rolls and/or combs to reduce aggressiveness.
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Remove 254 mm (10 in.) brush section and slide 762 mm (30 in.) section to bottom of strip rolls.
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Worn slip clutch coupler or shaft rounded.
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Replace as necessary.
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| Symptom |
Problem |
Solution |
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Dirty or low grade cotton.
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Units too low.
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Adjust height of units.
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Excessive number of broken stalks.
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Check strip roll spacing and gatherer grate spacing. Adjust if necessary.
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Plugging cross auger.
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Belt tension too low.
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Tighten belt to recommended tension.
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Lock nut loose.
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Replace nut and tighten to specification.
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Slip clutch worn.
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Replace clutch jaws.
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Foreign material in augers.
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Remove foreign material.
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Vibration
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Bent auger.
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Straighten or replace auger.
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Worn bearing.
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Replace bearing.
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Bearing hardware loose.
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Tighten hardware.
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Damaged flighting.
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Straighten flighting or replace auger.
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Spur gears overheating.
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No backlash between gears.
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See your John Deere dealer.
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Foreign material in back of row unit.
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Clean row unit to remove foreign material.
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Units will not raise.
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EHHC not engaged.
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Press lower portion of unit raise/lower button.
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Valve not plugged in.
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Connect wiring harness to valve.
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Sensor not plugged in.
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Connect wiring harness to sensor.
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Faulty sensor.
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Replace sensor.
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Foreign material logded in shoes.
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Remove foreign material.
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