Great Plains YP825A3P Operator Manual - Manual (Page 42)

401-652M Table of Contents Index 2013-05-28
38 YP4-6-825A3P Table of Contents Index Great Plains Manufacturing, Inc.
Adjustments
To get full performance from your YP425A3P, YP625A3P
& YP825A3P planter, you need an understanding of all
component operations, and many provide adjustments
for optimal field results. Some of these have been
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
Frame height 21 Planting depth consistency
Frame level 18 Planting consistency
Air System 27
Fan Speed 31 Optimal seed distribution
Meter Pressurization (values from SRM
a
) 43 Consistent seed flow and disk singulation
Planting Rate SRM
a
Refer to Seed and Fertilizer Rate manual
Marker Adjustments
Marker Extension 114 Intended swath spacing
Marker Speed Adjustment 113 Reliable marker operation
25AP Row Unit Adjustments
Opener Depth 52 Planting depth
Row Unit Down Pressure 47 Planting depth uniformity
Row Unit Lock-Up 60 Single/twin-row operation
Row Cleaner Adjustments (Option) 49 Row preparation
Coulter Adjustments (Option) 50 Seed depth uniformity
Opener Disk Adjustments 52 Seed depth, seed-to-soil contact
Side Depth Wheels 52 Seed depth, prevents plugging
Adjusting Gauge Wheel Scrapers 54 Consistent seed furrow depth
Seed Meter Setup and Adjustment 55 Consistent seed population
Seed Firmer Adjustments (Option) 61 Seed-soil contact
Press Wheel Adjustment 62 Effective soil coverage
Monitor Adjustments PM
b
Refer to Seed Monitor manual
a. SRM: Seed and Fertilizer Rate manual (401-651B)
b. PM: DICKEY-john
®
Planter Monitor operator manuals