Great Plains 7344 Series VII Field Cultivator-Floating Hitch Operator Manual - Manual (Page 23)

Great Plains Mfg., Inc. Table of Contents ►
Section 1: Assembly
2/17/2005 Series VII 7332-7344 Field Cultivator, Floating Hitch 560-200M
21
Center Lift Cylinder, Rest Pads and Hydraulic Valves Assembly
Connect the two 3½ x 8 rephasing
master lift cylinders (1) to the center frame as
in Figure 9. Connect the rod ends to the lugs
on the H-bracket. Place a 1” flat washer on
each side of the lug on the H-bracket to keep
the hardened bushings from coming out.
Secure the cylinders with 1 x 3½”
clevis pins (2), 1” machine washers and 3/16 x
2 cotter pins. Mount the rebound valve (3) as
shown with the V1 port to the front and top
using two 5/16 x 4 hex bolts (4) with lock
washers and hex nuts.
Install the depth stop mounting bracket
(5) to the center brace bar using two 5/8 x 3 x
5½ u-bolts (6), lock washers and hex nuts.
Bolt the depth stop valve (7) on top of the
bracket using the 5/16 x 2 hex bolts (8) with
lock washers. Insert the depth stop tube (9)
into the mounting bracket (5) and attach to the
level bar with ½ flat washer and 1/8 x 1 cotter
pin. Bolt the depth stop assembly (10) to the
depth stop tube (9) with two ½ x 2½ hex bolts
(11) using ½” lock washers and hex nuts.
U-bolt the 3” cylinder rest pads (14) on
the center bar as shown, using a ½ x 3 x 5 u-
bolt (13) with lock washers and hex nuts (see
shank layout drawing for exact placement).
Figure 9