Great Plains YP1625 Operator Manual - Manual (Page 41)

07/09/2009 401-226M
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 14 Correct draft load to tractor
Frame Leveling 15 Planting consistency
Wing Alignment 17 Correct and consistent row tracking
Clutch Lock-Up 30 Temporary operation with a failed clutch
Fan Speed 32 Optimal seed flow to meters
Fan Butterfly Valve 44 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
Hydraulic Drive - Refer to Yield Pro Planter Seed Rate manual
Marker Adjustments
Marker Extension 41 Swath alignment
Disk Angle and Orientation 42 Visibility of mark
Marker Speed Adjustment 41 Reliable marker operation
Height Switch Adjustment 42 Correct off/on state of meter drive
Fertilizer Adjustments (Option)
Fertilizer Rate 43 Refer to Yield Pro Planter Seed Rate manual
Fertilizer Relief Valve 63 Balance system protection and material use
Fertilizer Orifice Selection 64 Refer to Yield Pro Planter Seed Rate manual
Frame-Mounted Row Accessories (Options)
Terra-Tine Row Cleaners 45 Row preparation
Coulters 46 Row pre-furrow depth and trash cutting
Vantage I Fertilizer Delivery 46 Fertilizer placement
25 Series Row Unit Adjustments
Row Unit Down Pressure 48 Planting depth uniformity
Row Unit Lock-Up 49 Single/twin-row operation
Row Cleaner Adjustments (Option) 50 Row preparation
Coulter Adjustments (Option) 51 Row pre-furrow depth
Row-Unit Opener Adjustments 52 Seed depth, spacing, coverage
Side Depth Wheels 52 Seed depth
Adjusting Gauge Wheel Scrapers 53 Consistent seed furrow depth
Seed Meter Setup and Adjustment 54 Consistent seed population
Seed Firmer Adjustments (Option) 61 Seed-soil contact
Press Wheel Adjustment 62 Effective soil coverage
Monitor Adjustments - Refer to Seed Monitor manual