Great-plains YP1220 Operator Manual User Manual download pdf (Page 41)

03/14/2012 401-506M

Great Plains Manufacturing, Inc. Adjustments 37

Adjustments

To get full performance from your Yield Pro Planter, you

need an understanding of all component operations, and

many provide adjustments for optimal ﬁeld results. Some

of these are covered earlier in this manual.

Even if your planting conditions rarely change, some of

these items need periodic adjustment due to normal

wear.

Adjustment Page The Adjustment Affects

Tongue Height 16 Correct draft load to tractor

Frame Leveling 17 Planting consistency

Wing Alignment 19 Correct and consistent row tracking

Clutch Lock-Up 31 Temporary operation with a failed clutch

Fan Speed 33 Optimal seed ﬂow to meters

Fan Butterﬂy Valve 42 Compensating for tractor hydraulics

Planting Rate

Ground Drive Sprockets 38 Meter rpm (seed delivery to seed tube)

Ground Drive Contact Wheel 39 Consistent meter rpm

Marker Adjustments (Option)

Marker Extension 41 Swath alignment

Disk Angle and Orientation 42 Visibility of mark

Marker Speed Adjustment 41 Reliable marker operation

20 Series Row Unit Adjustments

Row Unit Down Pressure 44 Planting depth uniformity

Row-Unit Opener Adjustments 44 Seed depth, spacing, coverage

Side Depth Wheels 45 Seed depth

Seed Meter Setup and Adjustment 46 Consistent seed population

Seed Firmer Adjustments (Option) 47 Seed-soil contact

Press Wheel Adjustment 48 Effective soil coverage

Monitor Adjustments - Refer to Seed Monitor manual

1 2 ... 36 37 38 39 40 41 42 43 44 45 46 ... 89 90

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Great-plains YP1220 Operator Manual User Manual Page 41