Section 3: Adjustments
11/27/18
RB3772, RB3784, & RB3796 Rear Blades 301-457M
11
Section 3: Adjustments
5. Hold bent pin up and rotate mainframe (#2)
clockwise or counterclockwise up to 45
o
in 15
o
increments.
6. Once mainframe (#2) is rotated to the preferred
angle, push bent pin (#3) fully down into one of the
turntable holes to lock mainframe in place.
7.
See
the blade needs to be angled to operator preference.
Blade Angling & Reversing
Figure 3-2
Blade Angling and Reversing
The Rear Blade can be angled manually and reversed by
rotating it 180
o
manually for backfilling.
Angling
Refer to Figure 3-2:
Seven holes are provided for angling the blade up to 45
o
when traveling forward.
1.
Read and follow all
2. Remove bent pin (#2) from hole in mainframe.
3. Rotate blade (#1) the desired angle and reinsert bent
pin (#2).
Reversing
Refer to Figure 3-2:
Three holes are provided for angling the blade up to 30
o
when traveling in reverse.
1.
Read and follow all
2. Pull bent pin (#2) pin from mainframe.
3. Rotate blade 180
o
and then reinsert bent pin (#2).
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IMPORTANT:
Never fully extend or retract hydraulic
Blade Adjustments
Safety Alerts
WARNING
!
To avoid serious injury or death:
•
Avoid injury from a falling blade. Always check to make
sure all hardware is secured before adjusting the blade.
•
Do not come in contact with turntables or stick objects into
the turntable holes while adjusting the unit’s angle. Doing
so can pinch or shear body extremities and objects.
•
Never fully extend or retract hydraulic cylinder(s) without
first checking to make sure the implement does not make
contact with tractor tires. Extending implement into the
tractor tires can result in loss of control and damage to the
Blade Offset
Figure 3-1
Blade Offset
Refer to Figure 3-1:
The blade may be offset to the right in 15
o
increments up
to 45
o
in either direction for a maximum offset of 26" left
or right.
1.
Read and follow all
2. The Rear Blade must be hitched to a tractor and
raised off the ground several inches.
3. Rotate handle of bent pin (#3) 90
o
to the frame.
4. With handle rotated 90
o
, pull bent pin (#3) up until pin
is out of hole in hitch turntable (#1).
IMPORTANT:
The implement must be hitched to a
tractor and raised off the ground several inches to
make the following adjustments.
35457
NOTE:
To adjust blade offset, bent pin (#3) must be
fully out of hole in hitch turntable (#1).