Great Plains Smartbox Mount Kit Yield Pro Planters - Manual (Page 7)

Great Plains Mfg., Inc.
Installation Instructions 7
12/12/2006 403-206M
Center Section, Right/Left Support Tubes
(YP2425 only)
Refer to Figure 11
11. Select:
one (20) 403-364D,
(TUBE SQ. 3.0X.25X48.00)
one (37) 806-066C,
(U-BOLT 1/2-13 X 3 1/32 X 4), and
two (30) 803-169C,
(NUT HEX FLG. LOCK 1/2-13 PLT.).
Mount the support tube (20), at tube center. on the
right support arm (17) installed in Step 8.
Loosely secure it with U-bolt (37) and nuts (30).
12. Repeat Step 11 for the left arm installed in Step 9.
Right/Left Stiffener Bars
(YP2425 only)
Refer to Figure 12
The stiffener bars connect the center and right/left sup-
port tubes. In doing so, the bars pass between the fold
cylinders.
13. Select:
one (21) 403-365D,
(STIFFENER BAR)
two (37) 806-066C,
(U-BOLT 1/2-13 X 3 1/32 X 4), and
four (30) 803-169C,
(NUT HEX FLG. LOCK 1/2-13 PLT.).
Mount the stiffener bar (21) so that it joins the cen-
ter and right tubes installed in Step 10 and Step
11. Align the end of each tube with first bend in the
bar.
Note: The bar mounts on top of the tubes, and the bend
in the bar is down, to maintain clearance from
cylinders during planter operations.
Secure the bar to the tubes with the U-bolt (37)
and nuts (30).
14. Adjust the location of the outer support arm to
keep it centered under the tube. Tighten the nuts at
the arm base.
15. Repeat Step 13 and Step 14 for the left tube.
Figure 11
Left/Right Center Tubes
25203
20
37
30 17
U
D
F
B
L
R
Figure 12
Center Section Tube Stiffener
25204
30
21
37
U
D
F
B
L
R