SECOND
HOLE OF THE
BEAM
FIRST HOLE OF THE
BRACKETS
3
STEP 3: ATTACH 1360 FRAME ASSEMBLY TO THE MOUNT
IMPORTANT:
Stop arm installation, as shown in the picture, is for the left UMO configuration . For a right
UMO configuration, install the left stop arm (STARM1360
-
5
-
8L) on the opposite side.
1.
Place the bushings (BU7858) inside the frame
’
s arms pin point holes.
2.
Align the holes in the mount and the frame assembly. Insert the
5/8”
x 2
1/2”
and the
5/8”
x
2”
bolts
from the outside. Add the Stop Arm and other
5/8”
x
2”
bolt as it is shown in the picture. Place nuts on
the
5/8”
bolts from inside and tighten the three bolts to 112 ft
-
lbs. Check after first day of use.
3.
Check to ensure the frame is not binding on the mounting bracket and is free to float up and down.
4.
install the
5/8”
X
3”
bolt on the Stop Arm as factory threaded adjustment assembly and tighten the
5/8”
Thin Nut to lock it after the adjustment.
STEP 2B: INSTALLING THE LEFT UMO AND AIR CYLINDER TOP BRACKETS
Attach the left UMO to the mount according to the picture using
1/2”
X 2
1/2”
bolts ( Or
1/2”
X
3”
bolts when optional cylinder top brackets are used) and tighten the flange nuts to 80 ft
-
lbs.
Note : The optional cylinder top brackets are installed one hole down rather than beam
’
s holes in
this unit. Therefore the first hole on the brackets lines up with the second hole of the beam.
