Great Plains V300 Assembly Instructions - Manual (Page 10)

Great Plains Mfg., Inc.
10 Opener Down Pressure Kit
148-771M 11/08/2006
Assemble OC Valves on Mount
Refer to Figure 16
78. Select the (23) 248-506D,
(OPNR DOWN PRESSURE VALVE MNT).
Orient it so that the smaller of the two vertical
plates is to the Right, and the horizontal base plate
is at the Bottom.
Note: Both valve assemblies mount on the Right side of
the vertical plates. The check valve mounts under
the base.
79. Position the adjustment valve assembly (44) so
that:
• The mounting holes (44) of the adjustment valve
align with the holes
➀
in the small vertical plate.
• The notches (45) in the shuttle valve align with
the holes
➁
with the holes in the small vertical
plate.
• The notches (47) in the check valve align with
the holes
➂
in the mount base.
Figure 16
Mount Open Center Valves
25180
23
T
B
R
L
F
R
➄
➃
➀
➁
➂
44
45
47
48
46