Great Plains LC40 Operator Manual - Manual (Page 26)

22 LC40 Table of Contents Index Great Plains Manufacturing, Inc.
591-049M Table of Contents Index 2014-07-21
Field Operations
After unfolding at the field, leave the fold circuit(s) in
Neutral to lock the wings at unfolded. To more firmly lock
the wings at level, use the wing lock pins (page 18). Do
not use lock pins if your practice is to fold slightly at turn
lifts.
The lister and cultivator row units have a generous array
of adjustments, some of which interact with each other.
If you do not already have a preferred practice, the
following topic provide a general outline of row setup.
Configure Lister Rows
Refer to Figure 16
1.
Set the height of the lister assembly to fully elevated
in the row frame (details on page 32).
2. Adjust the coulter/tire height to maintain the lister
shovel depth (details on page 29).
3. Adjust the height of the tractor 3-point hitch so that
the row unit arms
are parallel to the ground with
the lister shovel at the desired soil depth.
4. Adjust the furrower discs for the desired bed profile
(details on page 31).
5. Individual rows in tire tracks may require spring
adjustment.
Configure Cultivator Rows
Refer to Figure 17
1.
Adjust cultivator height (page 34) to 10
1 ⁄
2
inches
(factory setting) unless conditions require variation.
2. Adjust coulter height (page 29) to maintain desired
cultivation depth.
3. Adjust height of tractor 3-point hitch so that row unit
arms
are parallel to the ground with the cultivator
at desired depth.
4. Adjust deflector shields for desired throw (details
on page 34).
5. Adjust barring-off discs for desired bedding edge
cultivation and profile (details on page 31).
6. Individual rows in tire tracks may require spring
adjustment
Figure 16
Lister Row
34869
1
3
2
4
5
3
Figure 17
Cultivator Row
34870
1
3
2
4
5
6
3
4
5
6