GREAT PLAINS BD7600, Original Instructions Manual, Page: 18 / 32

Great Plains | 195-833b | 05/10/2022 14
BD7600 Min-Till Drills Table of Contents Hydraulic Drive
BD7600 Material Rates (cont’d)
Fescue, Hard
(Festuca brevipila)
Fescue, Sand
(Festuca ammobia)
Fescue, Sheep
(Festuca ovina)
( p )
Driving Driven
0.5 - 12.1 14 28
2.0 - 16.1 28 14
0.4 - 9.7 14 28
1.6 - 13.0 28 14
0.3 - 7.3 14 28
1.2 - 9.8 28 14
Small Seed Wheel Upper Slide Position = B Lower Gate Position = 1
Rows Range
Seed Rate Limits
Gear
Configuration
based on [23 pounds/bushel] at 5.5mph
Calibration Factors (per drill)
pounds/acre 26' 30' 40' 50'
0.044 0.057
High 0.118 0.136 0.177 0.227
6 in.
Low 0.029 0.034
0.036 0.045
High 0.095 0.109 0.143 0.181
7.5 in.
Low 0.024 0.027
0.027 0.034
High 0.073 0.082 0.109 0.136
10 in.
Low 0.018 0.020
( )
Driving Driven
2.9 - 70.5 14 28
11.7 - 94.0 28 14
2.4 - 56.7 14 28
9.4 - 75.5 28 14
1.8 - 42.8 14 28
7.1 - 57.0 28 14
Small Seed Wheel Upper Slide Position = B Lower Gate Position = 1
Rows Range
Seed Rate Limits
Gear
Configuration
based on [16 pounds/bushel] at 5.5mph
Calibration Factors (per drill)
pounds/acre 26' 30' 40' 50'
0.257 0.330
High 0.686 0.792 1.029 1.320
6 in.
Low 0.172 0.198
0.208 0.264
High 0.554 0.633 0.831 1.056
7.5 in.
Low 0.139 0.158
0.158 0.198
High 0.422 0.475 0.633 0.792
10 in.
Low 0.106 0.119
( )
Driving Driven
0.8 - 18.9 14 28
3.1 - 25.2 28 14
0.6 - 15.2 14 28
2.5 - 20.3 28 14
0.5 - 11.5 14 28
1.9 - 15.3 28 14
Small Seed Wheel Upper Slide Position = B Lower Gate Position = 1
Rows Range
Seed Rate Limits
Gear
Configuration
based on [29 pounds/bushel] at 5.5mph
Calibration Factors (per drill)
pounds/acre 26' 30' 40' 50'
0.069 0.088
High 0.184 0.212 0.276 0.354
6 in.
Low 0.046 0.053
0.056 0.071
High 0.149 0.170 0.223 0.283
7.5 in.
Low 0.037 0.042
0.042 0.053
High 0.113 0.127 0.170 0.212
10 in.
Low 0.028 0.032