Great Plains NTA2007HD Operator Manual - Manual (Page 68)

64 Great Plains Manufacturing, Inc. Contents Index NTA607/2007HD
166-283M Contents Index 04/04/2011
Adjustments
Adjustments Summary
To get full performance from your NTA607/2007HD drill,
you need an understanding of all component operations,
and many provide adjustments for optimal field results. Even if your planting conditions rarely change, some of
these items need periodic adjustment due to normal
wear.
Null4:
Adjustment Page The Adjustment Affects
Tongue Height 26 Correct draft load to tractor
Frame and Wing Alignment 129 Planting consistency
Height Switch Adjustment 112 Correct off/on state of meter drive
Chain Slack 106 Avoidance of irregular metering and low rates
Contact Drive Re-setting 113 Consistent metering, and damage avoidance
Monitor Configuration - Primary source is DICKEY-john
®
manual 110011375
Air System
Fan RPM 83 Consistent, gentle material delivery
Diverter Vane 84 Balancing for dissimilar materials
Material Rates - Primary source is Seed Rate manual 167-085B
High Rate Flute Sets 65 150% or 200% metering rates
Rate Range Gears 71 10x metering rate change
Variable Rate Gearboxes 72 0 to 100% of current rate range
Calibration 73 Correcting chart rate to your specific materials
Marker Adjustments
Marker Extension 95 Intended swath spacing
Marker Tension 94 Marking weight. Correct folding.
Marker Disk Angle and Direction 96 Visibility of mark
Marker Speed Adjustment 96 Reliable marker operation
Weight Transfer Adjustments 85
Wing Weight Transfer Adjustment 86 Ensuring that wing openers operate at desired depth
Cart Weight Transfer Adjustment 86 Increase available weight in challenging conditions
Frame-Mounted Coulters 87 Row pre-furrow depth
Planting Depth Adjustments 80 Summary of adjustments available
Row Unit Adjustments for Series... 07HD
Opener Depth (Press Wheel Height) 93 Planting depth
Row Unit Down Pressure (Individual) 90 Planting depth uniformity in tire tracks
Opener Disk Adjustments 90 Seed depth, seed-to-soil contact
Inside Scrapers 91 Reliable disk operation
Seed Firmer Adjustments (Option) 92 Seed-soil contact
Press Wheel Adjustment 93 Effective soil coverage