Great Plains YP Fertilizer System - Manual (Page 15)

Great Plains Mfg., Inc.
Installation Instructions 15
02/29/2008 407-197M
Install Boom Mounts
76. Select:
77. If also installing the starter boom, select:
Refer to Figure 27
78. Install the fertilizer boom mounting brackets
12
of the 14 air pipe rest support brackets . Skip the
positions closest to planter center.
At the outside positions, a full pair of bolts and
lock nuts are used to secure the bracket
under the rest supports .
At inner positions, only one bolt and lock nut
is used (at the rear hole). The forward hole is occu-
pied by the existing long bolt
and nut holding
the clamp plate .
79. Loosely attach a center boom support to each
boom mounting bracket using a U-bolt (loop
forward) and two lock nuts . Install the U-bolts at
the lower position , and not the upper .
Refer to Figure 28
80. Select the four boom assemblies
, which do not
have a specific assembly part number.
81. If the booms do not have end caps , also select:
Qty Call Part Description
12 407-253D FERT BOOM MOUNTING BRACKET
24 802-159C HHCS 5/16-18X1 GR5
24 803-177C NUT HEX FLG TP LK 5/16-18ZNYCR
Qty Call Part Description
12 407-252D HI-RATE CENTER BOOM SUPPORT
12 806-152C U-BOLT 1/4-20 X 1.125 X 2 RND
24 803-088C NUT HEX LOCK 1/4-20 FLG
Qty Call Part Description
4 830-061C CA 3/4FNPT POLYPROP
Figure 27
High Rate Boom Mount
27100
1
U
D
F
B
L
R
311
325
323
310
324
322
2
3
4
6
5
311
322
324
310
325
323
311
1
322
324 311
1
322 324
3 4
2
310
311 325
323
5 6
Figure 28
High Rate Boom Assembly
27099
1
333
2
3
1
333
333