Sprocket indexing charts, 110cm twin row sprocket indexing – Great Plains YP625PD Material Rate User Manual
Page 30
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YP625PD/TD, YP925TD
Great Plains Manufacturing, Inc.
401-754B
09/29/2011
Sprocket Indexing Charts
110cm Twin Row Sprocket Indexing
Note: This is NOT a seed rate chart.
This is a chart for staggering seed spacing
between rows of a twin-row planter.
Null4.aac:
Verify sprocket tooth position with the top length of chain taut.
110cm Twin Row
Set front meter to tooth “1”.
Page 1 of 2
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
Initial Rear
20% Rear Seed Drop Adjust
40% Rear Seed Drop Adjust
Seeds/ha
Tooth Number
Retard
Advance
Retard
Advance
29100
7
3
4
6
16
29960
19
10
16
13
16
30810
19
10
16
13
16
31670
3
7
19
10
16
32520
4
6
19
9
12
33380
4
1
15
17
12
34240
18
11
15
14
12
35090
8
2
15
5
8
35950
8
5
11
5
8
36800
14
15
11
18
8
37660
14
15
11
18
4
38510
12
9
7
1
4
39370
10
19
7
3
4
40230
10
19
7
3
4
41080
16
13
3
10
19
41940
6
13
3
10
19
42790
6
4
3
7
19
43650
1
17
18
14
15
44510
2
17
18
14
15
45360
2
8
18
11
15
46220
5
5
18
18
11
47070
5
2
14
18
11
47930
17
12
14
15
11
48790
9
1
14
3
7
49640
9
6
10
3
7
50500
13
16
10
19
7
51350
13
16
10
19
3
52210
13
10
6
7
3
53060
9
10
6
4
3
31823A
Air-Pro
®
Meter Stagger Timing Chart