GREAT PLAINS YP-425, Operator'S Manual

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2018-07-23 Table of Contents Index 401-652M
YP-425, 625, 825, & 1025-A3P Table of Contents Index Adjustments 45
Adjustments
To get full performance from your YP-425, 625, 825, &
1025-A3P 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 21 Planting consistency
Air System 34
Fan Speed 38 Optimal seed distribution
Meter Pressurization (values from SRM
a
)
50 Consistent seed flow and disk singulation
Planting Rate SRM
a
Refer to Seed and Fertilizer Rate manual
Marker Adjustments
Marker Extension 119 Intended swath spacing
Marker Speed Adjustment 119 Reliable marker operation
25AP Row Unit Adjustments
Opener Depth 59 Planting depth
Row Unit Down Pressure 54 Planting depth uniformity
Row Unit Lock-Up 67 Single/twin-row operation
Row Cleaner Adjustments (Option) 56 Row preparation
Coulter Adjustments (Option) 57 Seed depth uniformity
Opener Disk Adjustments 59 Seed depth, seed-to-soil contact
Side Depth Wheels 59 Seed depth, prevents plugging
Adjusting Gauge Wheel Scrapers 61 Consistent seed furrow depth
Seed Meter Setup and Adjustment 62 Consistent seed population
Seed Firmer Adjustments (Option) 68 Seed-soil contact
Press Wheel Adjustment 69 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