Great Plains PD8070 Operator Manual - Manual (Page 31)

1/24/2006 401-266M
29 Adjustments
Marker Width
Refer to Figure 25
To adjust marker width, loosen the marker
tube u-bolt (1) and slide marker tube in or out
to dimension A. After adjusting, retighten u-
bolt.
Dimension A is measured from the center line
of the planter to the marker disk. The dimen-
sions provided are approximate. After
adjusting, field check the actual dimension.
• For 8 - row, A = 609.60cm
Disk Adjustments
The mark left by the marker disk may be
changed by two methods.
Refer to Figure 26
1. Disk Angle
To change the angle of cut, loosen bolts (1),
rotate disk assembly and retighten bolts.
2. Direction of Cut
The disk may be mounted to throw dirt in or
out, making different marks in different soil
conditions. To change the direction of cut:
a. Reverse depth band (2) and blade (3)
by remounting the four lug bolts on
the disk hub.
b. Reverse angle of assembly by re-
moving the adjustment bolts (1) and
turning the spindle assembly (4) one
half turn. Reinstall and tighten all
bolts.
15835
Figure 25
Marker Disk Adjustment
17928
Figure 26
Marker Disk Adjustments