Great Plains 4000TM Predelivery Manual - Manual (Page 17)

Great Plains Manufacturing, Inc. Table of Contents Index Assembly 13
11/06/2012 Table of Contents Index 586-288Q
Center Fold & H-Bracket 3500-4000
Refer to Figure 16
Note: Be sure hoses are routed as shown in, See “Valve
Brackets & Hoses 3500-4000” on page 9. before
mounting front trusses
.
47. Align plates of front trusses with front plates of
rear truss plates. Install the 3/4 x 2 hex bolts (front
and rear plates) and 3/4 x 2 1/2 hex bolts (middle,
2 hole truss plates), secure with the 3/4 lock washers
and 3/4 nuts.
48. Attach level bar with 1 x 9 1/2 pin . Align hole in
pin and holes in collars on outside of torque tube
ears, install 3/8 x 2 1/4 Gr. 8 hex bolts
and 3/8
nylock lock nuts.
49. Attach front plate of level bar with rear plate of h-
bracket spring assembly with 3/4 x 2 1/2 Gr. 8 hex
bolts , 3/4 lock washers and 3/4 nuts.
50. Align bottom holes on h-bracket spring assembly
with ears on front of center brace bar, secure with 1 x
3 1/4 usable pins , 1.5 x 1.0 x.075 machine wash-
ers and 3/16 x 2 cotter pin.
51. Attach center wing stops to center brace bar
plates with 5/8 x 1 1/2 hex bolts , 5/8 lock washers
and 5/8 nuts.
52. Attach rear wing stop to center frame with 5/8 x 3
1/32 x 5 1/2 u-bolts , 5/8 lock washers and 5/8
nuts.
53. Attach the base end of the four fold cylinders to
the fold brackets with the 1 x 3 1/8 pins , 1.5 x 1.00
x.075 machine washer and 3/16 x 2 cotter pin.
54. Do not hook up rod end of fold cylinders until sys-
tem is purged of air. See “Purging Hydraulic Sys-
tem 3000-4000” on page 27.
55. Bolts may be tightened to specs, See “Torque Val-
ues Chart” on page 36.
1
1
2
3
4 5
6
4
7
8
7
9
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12
13
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15
Figure 16
Center Fold & H-Bracket 3500-4000 42880
2
13
14
12
12
3
2
U
D
F
B
L
R
5
6
8
9
1
1
4
7
11
10
11
16
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17