Great Plains 7560 Series VII Field Cultivator-Rigid Hitch Operator Manual - Manual (Page 18)

Section 1: Assembly
Table of Contents ► Great Plains Mfg., Inc.
Series VII 7551-7560 Field Cultivator, Rigid Hitch 560-199M 2/01/2005
16
Brace Bar and Wing Brace Assembly
Install the 1 x 7 1/2 eye bolt (1) Figure
3, in the mounting bracket at the back of the
wing with a 1” jam nut on each side of the
bracket. Install the 3 1/4 x 8 rephasing wing
cylinder (2) between the eyebolt and the lever
on the wheel bracket. Secure the cylinder with
1 x 3 clevis pins, 1” machine washer and 3/16 x
2 cotter pin.
Bolt the center brace bar (3) to the front
of the center frame with 3/4 x 2 hex bolts (4)
with lock washers and hex nuts. Do not tighten
bolts. Bolt the wing brace (5) to the front of the
wing with 3/4 x 2 hex bolts (4) with lock
washer and hex nuts. Use a 1 x 6 hex bolt (6)
and nylon lock nut in the hinge. Draw nut tight
but do not torque. Tighten all other bolts
evenly to prevent bind at hinge.
Rocker/Fold Bracket and Center Fold Bracket Assembly
Bolt the front and rear center fold
brackets (7 & 9), Figure 3, to the center frame
with two 3/4 x 2 1/2 hex bolts (8) with lock
washer and hex nuts.
Bolt the rocker/fold brackets (10) to the
wing using two 3/4 x 2 1/2 hex bolts (11) with
lock washers and hex nuts, along with two 5/8
x 3 x 5 1/2 u-bolts (12) with lock washer and
hex nuts. The front bracket uses a 3/4 x 5 bolt
(13) to attach the outer end. The rear bracket
uses four 5/8 x 2 bolts (14) with lock washers
and hex nuts to attach the outer end. Bolt the
inside hinge (15) to the wing brace using 5/8 x
2 bolts (16) and one 5/8 x 3 x 5 1/2 u-bolt (17)
with lock washers and hex nuts. Bolt the 5”
stub (18) to the wing frame using 5/8 x 1 1/2
bolts (19) with lock washers and hex nuts.
Figure 3
5/5/2008 5/22/2008