GREAT PLAINS NTA3007HD, Operator'S Manual

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Great Plains | 166-207M | 02/26/2019 Table of Contents Index 98
NTA907HD and NTA3007HD Table of Contents Index Adjustments
•
Chain Length
(in “
Maintenance and Lubrication ”, page 131)
You may want to adjust the chain length to ensure
the markers track uneven ground, and do not drag
excessively when markers are folded.
•
Marker Speed
(in “
Appendix B - Initial Setup ”, page 162)
Once initially set by your dealer, this rarely needs
modification.
There are also two maintenance items for markers:
“
Marker Hydraulic Bleeding ” on page 130
“ Marker Shear Bolt ” on page 130
Marker Disk Adjustment
Marker disks may be sharp. Use caution when making
adjustments in this area.
Mark Width
Refer to Figure 107
is the direction of travel.
To change angle of cut, and the width of the mark, loosen
1

2
-inch bolts holding the disk assembly.
For a wider mark , increase the angle of the marker
with respect to the tube . For a narrower mark ,
reduce the angle.
Tighten bolts .
Direction of Cut
To have the marker throw dirt out, invert the disk on the
spindle, and invert the disk assembly.
Figure 107
Marker Disk Angle
11757
T
2
1
N
W
T
Figure 108
Marker Disk Inverted
11248
T
T
2
W
1
N
2