Unverferth Rolling Harrow II, Operator'S Manual/Parts Catalog

Page: 27 / 66

ITEM
A
B
C
D
E
F
PART NO.
9874
9876
91608
81827
9390-018
9936
FURNISHED ON UNITS WITH STACK-FOLD-
ING WINGS:
12' BASE WITH 7' & 8' WINGS.
15' BASE WITH 8', 9', 10', & 11' WINGS.
30. Install hydraulic fittings to valve (as shown
in Fig. 3-12).
NOTE "A": Hoses from the "UPPER PORT"
will be routed to the "Rod End Port" of the
LH wing fold cylinder.
NOTE "B": Hoses from the "LOWER PORT"
will be routed to the "Rod End Port" of the
RH wing fold cylinder.
NOTE: Position fittings in lower port at a
slight angle, to allow for installation of hose
from under hitch frame tube. (As shown in
"View K" on page 35).
31. Install valve to LH side of hitch frame. Retain
into position with two 1/4-20 x 4 1/2" lg.
capscrew (9390-018) and locknuts (9936).
NOTE: Check for position of actuator bracket
on LH wing frame.
IMPORTANT: Adjust clevis on wing cylinders
so that the linkage is loose when wings are
on rest brackets.
32. Refer to page 29 to determine which wing
valve combination you have.
NOTE: It is very important to use the correct
valve and wing combination. Failure to do so
may result in wings not folding properly or
damage to valve.
ROLLING HARROW II serial #4025 and under
use valve 81827 in conjunction with wing style
shown in Fig. 3-13A.
ROLLING HARROW II serial #4026 and higher
use valve 84164 in conjunction with wing style
shown in Fig. 3-13B.
DESCRIPTION
90
o Elbow
90 o Swivel Elbow
Connector
w/ Orifice
Valve Assembly
Capscrew
1/4-20 x 4 1/2" Lg.
Locknut
STACK-FOLD VALVE/ACTUATOR
ASSEMBLY
Upper Port - See Note "A"
Lower Port - See Note "B"
FIG. 3-12
OM-00825