Section 4 adjustments, Marker disk adjustments, Disk angle – Great Plains PT1230 AA1062 Operator Manual User Manual
Page 26: Direction of cut

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Section 4 Adjustments
10/10/12
PT1230 Pull-Type Folding Planter 401-069M-A
Great Plains Mfg., Inc.
Section 4
Adjustments
Marker Disk Adjustment
Figure 4-2
15835
Dimension (A) is measured from the center line of the
planter to the marker disk.
The approximate dimension (A) is 360”
and should be
checked in the field.
After adjusting marker, tighten u-bolt.
Disk Angle and Direction of Cut
Figure 4-1
15834
Marker Disk Adjustments
The aggressiveness and the mark left by the disk may be
changed by two methods:
1.
Disk Angle
To change the angle of cut, loosen the two bolts (1),
rotate the disk assembly and retighten.
2.
Direction of Cut
The disk may be mounted to throw dirt either in or out
which will give different marks in different soil condi-
tions. To change the direction of cut:
a.
Reverse the blade and depth band by remounting
the four lug bolts on the disk hub.
b.
Reverse the angle of the assemble by removing
the adjustment bolts and turning the spindle as-
sembly one half turn. Reinstall and tighten all
bolts.
Marker width adjustment is made by loosening the marker
tube u-bolt (#1) and sliding marker tube in or out to the de-
sired width.