Great Plains 3P4025AH Operator Manual - Manual (Page 24)

20 3P4025AH Table of Contents Index Great Plains Manufacturing, Inc.
411-099M Table of Contents Index 2014-07-29
Front-to-Back Leveling
For the rows to run level at the design down-force, the
tool bar must be level with the ground at the desired tool
height. Perform this adjustment on level ground in field
conditions.
Refer to Figure 11
1.
Adjust the row unit components (summary on
page 51) for desired running depth and down-force.
2. Adjust the tractor three-point hitch height so that the
row unit parallel arms
are parallel to the ground.
3. For a full 3-point planter, adjust the tractor upper
link
until the top of the tool bar is level.
For a 2-point planter, adjust the lift-assist spacers
until the top of the tool bar
is level.
4. Re-check all settings and adjustments. Set a lower
stop for the 3-point hitch.
Figure 11
Front-to-Back 3-Point Leveling
36109
3
2
1
4
2
3 4
4