Great Plains 2525A Operator Manual - Manual (Page 21)

Great Plains Manufacturing, Inc. Table of Contents Index Preparation and Setup 17
2013-06-04 Table of Contents Index 118-999M
Refer to Figure 7
Note: This presumes a planting depth of 1.75in. If your
depth is different, re-adjust the tool bar height
when adjusting the press-wheels (page 54).
4. Adjust drill distance between bottom of opener tool
bar and planting ground (bed tops):
Refer to Figure 6 on page 16
5. To adjust turnbuckle length, loosen jam nut . Turn
turnbuckle to shorten or lengthen as necessary.
When adjusting the turnbuckle length, remember:
+ Lengthening turnbuckle raises drill.
- Shortening turnbuckle lowers drill.
Re-tighten jam nut when height is final.
Note: Do not expose more than 3in (7.6cm) of thread at
either end of turnbuckle.
6. Level drill with top three-point link.
Refer to Figure 8
7. Level drill with top of three-point link. Adjust so that
row units are inclined slightly uphill, measured
at
the ends of the parallel arms:
The 1in dimension shown is a general dimension that
varies with planting conditions.
Equipment Damage/Planting Depth Risks:
Ensure the opener mount is running higher than the opener
body. This ensures ample reserve for opener up-float if the
opener strikes a rock or other object.
Tool bar height 26in (66cm)
Arm inclination 1in maximum
26in
1 3 /
4
in
Figure 7
Offset-Single Wheel Height
29820
4
4
2
3
1 inch
Figure 8
Offset-Single Wheel Opener Level
29821
5
5
5