Verify power connections.

Unplug seed tube.

Unit roller chain off sprocket.

Replace roller chain.

Unit not planting.

See Service section in planter operator's manual.

Seed sensors are dirty.

Clean sensors with sensor brush (available from your John Deere™ dealer) or with a bottle brush.

Plateless units—fingers malfunctioning.

Replace fingers or springs (see Service section in planter operator's manual.)

Shorted sensor or planter harness.

Check for damaged harness.

Replace pin.

Replace chain on sprockets.

Shorted sensor or planter harness.

Check for damaged harness.

No power to sensors.

Check for damaged harness.

Check for damaged harness.

Verify that row unit down force is not excessive or add ballast to planter frame. Row unit attachments such as coulter or tine tooth must not carry too much planter frame weight.

HI-WARN or LOW-WARN alarm sounds too frequently.

Limits can be set too close for planting conditions. Planter seed sensors are dirty. Planter drive wheels are slipping excessively.

F-AVG Enabled for lower population crops.

Switch out of F-AVG mode.

OUO6045,00000CD-19-20150716