Great Plains 2N-3020 Predelivery Manual - Manual (Page 11)

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Section 2 Setup
1/3/06 Models 2410, 3010, 2420 and 3020 Folding No-Till Drill 196-202M
Great Plains Mfg., Inc.
Align Boxes
By string lining along the back of the drill, you will make
sure each box is square with the tongue. To be square, the
outside ends of each box should be 1 to 1 1/2 in. ahead of
the inside ends.
1. With the drill unfolded and lowered pull forward a few
feet with the openers in the ground.
2. Extend a string line to the outer ends of the wing boxes
as shown in Figure 2-2. Measure from the string line to
each box as shown. For each box, measurement A
should be 1 to 1 1/2-in. greater than measurement B.
String Line
16306
Measurement A Measurement A
Measurement B Measurement B
Figure 2-2
Box Alignment Measurements
4. Make adjustments at the box end of each pull cable as
shown in Figure 2-3. Loosen the jam nut on the adjust-
ment trunnion screw. Turn the screw in or out to move
the box end forward or backward as required. Retight-
en the jam nut.
5. Pull ahead slightly and check the box alignment. Re-
adjust the pull cables if necessary.
Figure 2-3
Box Alignment Adjustment
12778
3. If adjustment is needed, write down how many inches
the box should be moved to be within the 1 to 1 1/2-in.
tolerance mentioned above. Also note the direction
you need to move the outside end of the box–forward
or back.