Clean sensors. See CLEANING SEED SENSOR in Service section.

See CCS PRODUCT DELIVERY in this section.

No vacuum.

See Low Vacuum under VACUUM METER in Troubleshooting section.

Seed tubes plugged or damaged.

Inspect seed tubes. Ensure that seed tubes are hooked properly in unit shank. Replace if damaged.

Clean off mud with cleaning brush.

Drive not engaged.

Engage flex-drive.

Clean seed disks.

Farmer-applied seed treatment causes buildup, seeds stick.

Follow recommended talc usage and application procedure.

Clean meter and disks.

Worn meter brushes.

Replace brushes.

Low vacuum.

See Low Vacuum under VACUUM METER in Troubleshooting section.

Worn meter seals.

Replace seals.

Seed disk hubs misadjusted.

Readjust hubs.

Incorrect vacuum for the seed being planted.

Adjust vacuum level to recommended setting.

Faulty vacuum sensor.

Check air line to sensor. Clean if plugged. Replace if cut.

Worn seed disks.

Replace disks.

Seed tubes improperly installed or worn.

Reinstall or replace seed tubes. Ensure that seed tube hook is properly positioned in unit shank.

Mud inside seed tubes.

Clean off mud with cleaning brush.

Worn seed tube guard.

Replace guard.

Treated seed sticking in cell.

Clean disks.

Increase application rate of John Deere Talc Lubricant.

Clean seed tubes and sensors.

Seed disk vacuum holes plugged.

Clean seed disks.

Flat Type Disk: Install seed knockout assembly or replace worn seed knockout assembly.

“Dirty” seed plugging vacuum holes.

Use clean seed.

Flat Type Disk: Install seed knockout assembly or replace worn seed knockout assembly.

Seed disk wiper missing.

Replace wiper.

Low seed level in CCS tank.

Add seed.

Low seed level in meter.

See NO SEED IN METER in CCS Product Delivery Troubleshooting section.

“Treated” seed sticking in cells.

Run CCS fan for 10 minutes before planting (to warm air).

Inspect planting unit seed meter disks; clean if buildup is present.

Add John Deere Talc Lubricant to CCS tanks.

Farmer-applied seed treatment causes buildup, seeds stick.

Discontinue use of treatments or increase use of talc.

Low vacuum.

Increase vacuum level.

See Low Vacuum under VACUUM METER in Troubleshooting section.

Foreign material (chaff) built up in vacuum dome.

Inspect dome and clean if necessary.

Worn meter seals.

Replace seals.

Worn seed disks.

Replace seed disks.

Seed “bridging” in hopper.

Increase rate of talc used.

Clean vacuum meter and hopper.

Seed “bridging” in meter.

Increase rate of talc used.

Clean vacuum meter and hopper.

Inadequate seed delivery.

Increase CCS tank pressure.

Plugged inlet or discharge elbows.

Clean elbows.

If necessary for seed used, make sure that gray discharge elbows are installed properly on 36 row and larger machines. See OPERATING CCS SYSTEM WHEN PLANTING STANDARD SEED SIZES in Pro-Series XP Central Commodity System.

Seed size not compatible with seed disks.

Use correct seed disks.

Planting too fast for rough field conditions.

Plant at speed recommended in planting rate chart.

Increase vacuum.

Increase unit downforce.

Meter brush improperly installed or worn.

Install brush properly or replace.

Double eliminator set incorrectly.

See USING DOUBLE ELIMINATOR in Preparing Vacuum Meter section.

Adjust vacuum level.

Faulty vacuum sensor.

Check air line to sensor. Clean if plugged. Replace if cut.

Worn seed disks.

Replace seed disks.

Seed size not compatible with seed disks.

Use correct seed disks.

Meter brush improperly installed.

Install brush properly.

Seed disk hubs loose.

Tighten hubs.

Mini hopper screens plugged, meter overfilled.

Clean mini hopper screens.

Discharge elbow holes plugged.

Clean elbows.

CCS tanks running empty.

Fill or redistribute seed in CCS tanks.

Double eliminator set incorrectly.

See USING DOUBLE ELIMINATOR in Preparing Vacuum Meter section.

Lower machine while moving forward.

Mud inside seed tubes.

Clean off mud with cleaning brush.

Turning tractor steering wheel when machine is down and stationary. (Four Wheel Drive or Track tractors only.)

Avoid turning tractor when machine is down and stationary.

Increase downforce setting on planting units.

Seed tubes partially plugged or improperly installed.

Inspect seed tubes. Ensure that seed tubes are hooked properly in unit shank.

Clean off mud with cleaning brush.

Increase vacuum.

Planting too fast.

Reduce planting speed.

Low seed level in hopper.

Increase CCS tank pressure.

Verify connections.

High case drain pressure.

Check for 25 psi or less back pressure at motor.

Ensure case drain line is connected and hose not kinked.

Verify connections.

Planting unit vacuum hoses not connected to meter.

Connect vacuum hoses to meter.

Flow control valve ot tractor SCV misadjusted.

Adjust control valve knob or tractor SCV.

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 rubber strap not engaged.

Attach housing rubber strap to chamber.

Meter seals worn or flipped.

Inspect seals. Reposition or replace.

Air manifold system assembled without O-rings.

Add O-rings.

Vacuum dome not closed properly.

Make sure vacuum dome closes properly.

Foreign material (chaff) built up in vacuum dome.

Inspect dome and clean if necessary.

Clean air manifold system.

Control valve failed.

Replace control valve.

Tractor oil level low.

Add oil.

Zero adjustment. See ZEROING VACUUM SENSOR in SeedStar OM.

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