| Symptom |
Problem |
Solution |
|
Poor seed spacing.
|
Seed disk vacuum holes plugged.
|
Clean seed disks.
Increase application of talc lubrication.
|
|
|
Farmer-applied seed treatment causes buildup, seeds stick.
|
Follow recommended usage and application procedure.
|
|
|
Worn meter brushes.
|
Replace brushes.
|
|
|
Low vacuum.
|
See "Low Vacuum" in Troubleshooting chart.
|
|
|
Rusty planting unit chains.
|
Lubricate chains.
|
|
|
Dirt build-up on herbicide/insecticide drive.
|
Clean drive.
|
|
|
Worn meter seals.
|
Replace seals.
|
|
|
Seed disk hubs misadjusted.
|
Readjust hubs.
|
|
|
Incorrect vacuum.
|
Adjust knob on control valve.
|
|
|
Faulty vacuum gauge.
|
Check air line to gauge. Clean if plugged. Replace if cut.
|
|
|
Worn seed disks.
|
Replace disks.
|
|
|
Seed tubes improperly installed or worn.
|
Reinstall or replace seed tubes. Ensure seed tube hook is properly positioned in unit shank.
|
|
|
Treated seed sticking in cell.
|
Increase application rate of John Deere Talc Lubricant.
|
|
|
Worn seed tube guard.
|
Replace guard.
|
|
|
Seed disks have not been sprayed with Slip Plate.
|
Spray seed disks with Slip Plate TY6431.
|
| Symptom |
Problem |
Solution |
|
Low seed population.
|
Seed disk vacuum holes plugged.
|
Clean seed disks. (Sorghum/Beet only) Install knockout or replace worn knockout.
|
|
|
"Dirty" seed plugging vacuum holes.
|
Use clean seed. (Sorghum/Beet only) Install knockout or replace worn knockout.
|
|
|
Seed disk wiper missing.
|
Replace wiper.
|
|
|
"Treated" seed sticking in cells.
|
Add John Deere Talc Lubricant to seed hoppers.
|
|
|
Farmer-applied seed treatment causes buildup, seeds stick.
|
Follow recommended usage and application procedure.
|
|
|
Rusty planting unit chains.
|
Lubricate chains.
|
|
|
Low vacuum.
|
See "Low Vacuum" in Troubleshooting chart.
|
|
|
Dirt build-up on herbicide/insecticide drives.
|
Clean drives.
|
|
|
Worn meter seals.
|
Replace seals.
|
|
|
Worn seed disks.
|
Replace seed disks.
|
|
|
Seed "bridging" in hopper.
|
Use smaller seed.
Add John Deere Talc Lubricant to seed hoppers.
Clean vacuum meter and hopper.
|
|
|
Seed "bridging" in meter.
|
Open meter baffle.
Add John Deere Talc Lubricant to seed hoppers
Clean vacuum meter and hopper.
|
|
|
Seed size not compatible with seed disks.
|
Use correct seed disks.
|
| Symptom |
Problem |
Solution |
|
|
Excessive drive slippage.
|
Reduce unit down force.
Readjust seed transmission.
|
|
|
Vacuum level too low.
|
Increase vacuum level.
|
|
|
Planting too fast for rough field conditions.
|
Plant at speed recommended in planting rate chart.
Increase unit down force.
|
|
|
Meter brush improperly installed.
|
Install brush properly.
|
|
|
Using incorrect transmission sprocket combination.
|
Use sprocket combination recommended in planting rate chart.
|
|
|
Drive tire or contact tire pressure low.
|
Inflate tire to proper pressure.
|
|
High Seed Population.
|
High vacuum.
|
Adjust knob on control valve.
|
|
|
Faulty vacuum gauge.
|
Check air line to gauge. Clean if plugged. Replace if cut.
|
|
|
Worn seed disks.
|
Replace seed disks.
|
|
|
Seed size not compatible with seed disks.
|
Use correct seed disks.
|
|
|
Planting too slow.
|
Plant at speed recommended in planting rate charts.
|
|
|
Meter brush improperly installed.
|
Install brush properly.
|
|
|
Seed disk hubs loose.
|
Tighten hubs.
|
|
|
Using incorrect transmission sprocket combination.
|
Use sprocket combination recommended in planting rate charts.
|
|
|
Drive tire or contact tire pressure high.
|
Inflate tire to proper pressure.
|
| Symptom |
Problem |
Solution |
|
Seed tubes plugging.
|
Planter rolling backward when lowering.
|
Lower planter while moving forward.
|
|
|
Turning tractor steering wheel when planter is down and stationary. (Four Wheel Drive tractors only.)
|
Avoid turning tractor when planter is down and stationary.
|
|
Inconsistent seed depth.
|
Planting in rough seed bed.
|
Use down force spring attachment on planting units.
|
|
|
Seed tubes partially plugged or improperly installed.
|
Inspect seed tubes. Ensure seed tubes are hooked properly in unit shank.
|
|
Too many skips
|
Planting too fast.
|
Reduce planting speed.
|
|
Premature blower motor seal failure.
|
Incorrect hydraulic connections.
|
Reconnect hydraulic hoses.
|
|
|
SCV lever stop not installed.
|
Install SCV lever stop in tractor console.
|
|
Low vacuum.
|
Incorrect hydraulic connections.
|
Reconnect hoses.
|
|
|
Planting unit vacuum hoses not connected to meter.
|
Connect vacuum hoses to meter.
|
|
|
SCV lever stop not installed.
|
Install lever stop in tractor console.
|
|
|
Control valve misadjusted.
|
Adjust control valve knob.
|
|
|
Air manifold system clogged with dust.
|
Clean air manifold system.
|
|
|
Manifold hoses kinked or pinched.
|
Reposition hoses.
|
|
|
Blower guard clogged with dust or seed treatments.
|
Clean blower guard.
|
|
|
Meter housing handle not engaged.
|
Secure housing handle to chamber.
|
|
|
Meter seals worn or flipped.
|
Inspect seals. Reposition or replace.
|
|
|
Air manifold system assembled without O-rings.
|
Add O-rings.
|
|
|
SCV lever stop cut to wrong length.
|
Recut lever stop.
|