|
Disks not revolving.
|
Scrapers adjusted too tight.
|
Loosen scrapers so they have just sufficient pressure to clean disks. Disengage scrapers when not needed.
|
|
|
Pressure not adjusted properly so furrow opener is not in constant soil contact.
|
Increase pressure with hydraulic down-pressure valve.
Adjust depth control press wheel.
|
|
|
Openers spaced too close together.
|
Adjust opener spacing.
|
|
|
Insufficient spacer washers on disk hubs-Double-Disk Openers.
|
Add washers to hubs.
|
|
Clogging of grain tubes and furrow openers.
|
Using trashy seed or lumpy fertilizer.
|
Use clean seed and dry free-flowing fertilizer.
|
|
|
Stopping machine in field and letting machine roll backward, filling the bottom of boot with dirt.
|
Raise furrow openers before stopping machine. Do not permit machine to roll backwards if it is necessary to stop without raising furrow openers.
|
|
|
Convolute tube rib collapsed inside opener boot.
|
Install tube correctly.
|
|
Fluted-feed shifter lever difficult to shift.
|
Dirt on exposed tube.
|
Remove dirt.
|
|
|
Lock in torque on feed shaft.
|
Turn feed shaft back slightly with wrench.
|
| Symptom |
Problem |
Solution |
|
Varying quantities drilled by individual feeds.
|
Seed bridging in box due to unclean seed, inoculation, treatment, or dampness.
|
Use agitators.
|
|
|
Feed gates not all set the same.
|
Adjust gates according to instructions.
|
|
|
Feed cup out of adjustment with the fluted-feed roll.
|
Adjust feed, as shown.
|
|
|
Section of grain box emptying unevenly.
|
Adjust cups.
|
|
Quantities drilled not agreeing with seed chart.
|
Feed gates improperly adjusted.
|
Adjust gates according to instruction.
|
|
|
Heavier or lighter than average seed weight.
|
Check quantity drilled. Check seed density.
|
|
|
Improper tire inflation, tire size, or tread.
|
Inflate tires.
|
|
|
Feed cups not properly set.
|
Check cup adjustment.
|
|
|
Excessive field speed.
|
Reduce ground speed.
|
|
|
Drive wheel not contacting ground.
|
Reduce hydraulic down-pressure.
|
|
Bunching and skipping.
|
Improper adjustment of furrow openers resulting in openers not penetrating low spots or "bouncing" over rough ground.
|
Prepare seedbed, adjust furrow openers and reduce operating speed.
|
|
|
Improper cup setting procedure.
|
Use correct procedure.
|
|
|
Double-disk opener not turning smoothly.
|
Loosen scrapers, adjust disks.
|
|
|
Seed caught in tubes.
|
Make sure tubes are properly installed.
|
|
|
Loose or swinging drawbar on tractor.
|
Lock tractor drawbar to prevent swinging.
|
|
|
Stopping machine in field.
|
Stop only at ends of field whenever possible.
|
| Symptom |
Problem |
Solution |
|
Lack of penetration.
|
Insufficient down-pressure.
|
Increase down-pressure.
|
|
|
Insufficient seedbed preparation.
|
See individual opener for seedbed requirements.
|
|
|
Excessive field speed for field conditions.
|
Reduce ground speed.
|
|
Irregular grass seed distribution.
|
Seed tubes clogged with foreign objects.
|
Remove tubes and clean.
|
|
Varying quantities between individual feeds.
|
Distributing light chaffy seeds.
|
Mix seed with heavier seed or other material such as cracked corn to give it weight.
|
|
Irregular drilling with fertilizer.
|
Loose or swinging drawbar on tractor.
|
Lock tractor drawbar to prevent it from swinging.
|
|
Clogging of tubes.
|
Boots clogged with dirt or fertilizer.
|
Do not stop or allow dirt to back up with furrow openers down.
Keep fertilizer dry.
|
|
Quantities drilled not agreeing with fertilizer chart.
|
Using wrong fertilizer drive.
|
Check drive for proper sprocket assembly.
Use proper gear case setting.
|
|
|
Quantity drilled has not been checked.
|
Check quantity drilled.
|
|
|
Improper tire inflation, tire size, or tread.
|
Inflate tires.
|
|
|
Fertilizer density other than 65 lb per cubic ft (1041 kg/m
3
).
|
Set fertilizer rate for correct density.
|
|
|
Feed wheel installed improperly.
|
Install traction feeds properly.
|
|
Flow of fertilizer stops.
|
Broken shear pin.
|
Install new shear pin.
|
|
Fertilizer spills out of feeds.
|
Baffles installed incorrectly.
|
Install baffles.
|
| Symptom |
Problem |
Solution |
|
Acremeter tallying incorrectly.
|
Improper tire inflation, tire size, or tread.
|
Inflate tires.
|
|
|
Double tracking, or leaving too wide a space between rows on each trip across field.
|
Drive carefully; leave same space between seeded strip as the furrow opener spacer on the machine. Use row markers.
|
|
Acremeter tallying incorrectly.
|
Plot of land contains more or less land than assumed.
|
Re-measure land.
|
|
|
Incorrect drive gear.
|
Check gear size.
|
|
|
Excessive force on press wheel.
|
Reduce force.
|
|
Row markers.
|
Marker raises and lowers voluntarily.
|
Check your tractor hydraulic system. See your John Deere dealer.
|
|
|
Markers will not raise or lower.
|
Air lock in hydraulic hoses. Bleed hoses.
Sequence valve malfunction. Check valve.
Selector valve malfunction. Check valve. Check hose routing. See Predelivery Instruction.
Hydraulic cylinder malfunction. Check hoses.
|
|
Drills do not fold completely.
|
Folding cylinder links out of adjustment.
|
Adjust folding cylinder.
|
|
Drills do not pull straight.
|
Tractor drawbar not locked in centered position.
|
Lock drawbar in centered position.
|
|
Excessive outward movement during transport.
|
Folding latches not engaged.
|
Engage latches.
|
|
Transport latches not engaged.
|
Folding cylinder too long.
|
Adjust folding cylinder.
Check hydraulic hoses for leaks.
|
|
Drill does not follow tractor in field.
|
Unequal tire pressure.
|
Correct tire pressure.
|