Great Plains 2000 Operator Manual - Manual (Page 14)

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Section 1 Drill Preparation and Setup
2012-03-27 12, 15 and 20 Foot Series Three-Point Drills 118-389M-A
Great Plains Mfg., Inc.
4. After adjusting both turnbuckles to the same length,
tighten jam nuts.
5. Level drill with top three-point link. When drill is level,
opener tube (1) will be higher than opener body (2)
with parallel links at a slight angle to the ground. See
Figure 1-12.
The dimension shown in Figure 1-12 is a general di-
mension that will vary with planting conditions.
Figure 1-12
Leveling Drill
16482
IMPORTANT: Make sure opener mount is running high-
er than opener body. This will help prevent opener dam-
age if opener strikes a rock or other object.