Great Plains YP3025A Operator Manual - Manual (Page 176)

172 YP3025A Table of Contents Index Great Plains Manufacturing, Inc.
401-705M Table of Contents Index 02/16/2012
Operating Instructions
Refer to Figure 153
Row-Pro™ is a factory installed option for implements
with 25 series openers that are equipped with
DICKEY-john
®
IntelliAg
®
. It provides an automatic
adjustment for more consistent down pressure. Once
the springs are set, Row-Pro™ pneumatically adjusts/
reduces pressure on the openers.
There is one cylinder for each row located between
the parallel arms. Based on loading on the side depth
wheels, Row-Pro™ adjusts air pressure in the air cylin-
ders.
Null4:
Refer to Figure 154
There is one valve set per opener section, located in the
center of the section. It allows each section to be con-
trolled independently.
Note: For twin row there are two valve sets per section:
one for the front openers and one for the rear open-
ers.
1
Null4:
Figure 153
Row-Pro™ Cylinder
32085
1
2
2
2
Null4:
Figure 154
Row-Pro™ Valve Sets
32084
32088
2