Material Rate User Manual

Great Plains Manufacturing, Inc. Table of Contents Sprocket Indexing (Stagger) 71
2014-03-17 Table of Contents 411-020B
Twin Row Sprocket Indexing (2 of 6)
Note: This is NOT a seed rate chart.
This is a chart for staggering seed spacing
between rows of a twin-row planter.
Verify sprocket tooth position with the top length of chain taut.
Twin Row 70/75/76/91 cm
Set front meter to tooth “1”. Page 2 of 3
Set rear meter to indicated Initial tooth number.
Advance or Retard to adjust - see instructions in Seed Rate Manual.
These Columns are for Fine Adjustment Only
Population Seeds/Hectare
Initial Rear 20% Rear Seed Drop Adjust 40% Rear Seed Drop Adjust
70.0 cm 75.0 cm 76.2 cm 91.4 cm
Tooth Number Retard Advance Retard Advance
84732 79083 77838 64865 17 14 1 4 18
86077 80339 79073 65895 17 14 2 11 18
87422 81594 80309 66924 5 14 2 8 18
88767 82849 81544 67954 5 18 5 8 14
90112 84104 82780 68983 2 18 17 15 14
91457 85360 84015 70013 1 18 17 12 14
92802 86615 85251 71043 1 3 9 12 14
94147 87870 86487 72072 6 3 9 19 10
95492 89126 87722 73102 6 3 13 19 10
96837 90381 88958 74131 10 7 13 16 10
98182 91636 90193 75161 10 7 13 4 6
99527 92891 91429 76191 10 7946
100872 94147 92664 77220 14 11 17 4 1
102216 95402 93900 78250 14 11 17 8 2
103561 96657 95135 79279 14 11 5 8 2
104906 97913 96371 80309 18 11 2 8 5
106251 99168 97606 81339 18 15 2 12 17
107596 100423 98842 82368 18 15 1 12 17
108941 101679 100077 83398 3 15 1 12 9
110286 102934 101313 84427 3 19 6 16 9
111631 104189 102548 85457 3 19 6 16 13
112976 105444 103784 86487 7 19 10 16 13
114321 106700 105019 87516 7 4 10 16 13
115666 107955 106255 88546 7 4 10 16 9
117011 109210 107490 89575 11 4 14 16 17
118356 110466 108726 90605 11 8 14 16 17
119701 111721 109961 91635 11 8 14 16 5
121046 112976 111197 92664 15 8 18 16 2
122391 114231 112432 93694 15 12 18 16 2
36076L
Air-Pro
®
Meter Stagger Timing Chart (metric)