GREAT PLAINS 1510P, Operator'S Manual

Page: 111 / 146

1510P & 1520P Table of Contents Index Seed Rate Charts
Great Plains | 118-732M | 4/4/19 Table of Contents Index 107
Seed Rate Charts
Sprockets
Drive Speed Range Sprockets
Select the correct drive speed range sprockets for your
seed by referring to the Seed Rate Charts beginning on
the next page.
Refer to Figure 111
1. Loosen idler
2. Remove chain (2)
3. Remove retaining pins (3) from shafts
4. Install speed range sprockets, as necessary
 NOTE: Make sure the correct sprockets have been
installed in the DRIVER and DRIVEN locations as
shown.
5. Reroute chain over sprockets and idlers, as shown
6. Move idler into chain so chain has 1/4-inch slack in
its longest span
7. Tighten idler
8. Install retaining pins
9. Set the same drive range sprocket combination on
both gauge wheels
Transmission Sprockets
To change the seeding rate, change the transmission
sprocket combination. Refer to the Seed Rate Charts
beginning on the next page.
Refer to Figure 112
1. Loosen idler plate (1)
2. Remove drive chain (2)
3. Remove lynch pins (3) from shafts
4. Rearrange drive and driven sprockets, as necessary
5. Reroute drive chain over sprockets and idlers, as
shown
6. Move idlers into chain so chain has
1
/
4
inch slack in
its longest span
7. Tighten idlers and install lynch pins
8. Set the same transmission sprocket combination on
both gauge wheels
Figure 111
Drive Speed Range Sprockets Adjustment
1
2
3
Driven
3
Driver
18277
Figure 112
Transmission Sprockets Adjustment
18278
1
3
3
Driver
Driven
2