Replace sheared drive pin with 2.5 mm diameter cotter pin.

Engage meter only when blower is running to avoid overload.

Adjust transmission to proper setting for desired application rate. See Rate Chart for setting and perform meter rate check.

Faulty meter drive transmission.

Check transmission output. See your John Deere™ dealer or qualified service provider.

Raise opener rockshaft to maximum height before transport.

Seed treatment build-up on metering wheels.

Clean meter wheels.

Drive chain misalignment.

Check chain alignment and correct.

Wet, swollen seed in meter.

Clean seed out of meter.

Drive sprocket engagement off.

See Install Meter Door Assembly in Operating Machine—Meters section.

Transmission output and clutch shafts mis-aligned.

Align clutch shaft to transmission output shaft.

Shear couplers spread apart.

Shift clutch shaft toward transmission to compress shear couplers together.

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