Section 3: Adjustments
RBT4596 & RBT45108 Rear Blades 301-205M
1/13/21
19
Section 3:
Adjustments
Safety First
WARNING
!
To avoid serious injury or death:
•
Do not allow anyone to go near the blade while grading and
operating the controls. A person can be crushed by the unit.
•
Avoid injury from a falling blade. Always check to make
sure all hardware is secured before adjusting the blade.
•
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 Adjustment
Manual Offset
Refer to Figure 2-1 on page 14:
The blade offset has 15 adjustments up to 35" left or right.
(Center position, 7 positions right and 7 positions left.)
1. Read and follow
on this page before
offsetting the blade.
2. Manually adjust blade offset by removing hitch
pin (#2) and moving outer link (#3) to a different hole
position.
3. Replace hitch pin and secure with hair pin
cotter (#5).
Hydraulic Offset
Refer to Figure 1-3 on page 12:
The blade can be offset hydraulically by as much as 35"
to the right or left with the offset cylinder.
1. Read and follow
on this page before
offsetting the blade.
2. If offset cylinder is attached to the selector valve,
make certain its lever is set to operate that cylinder.
3. Operate tractor control lever to change blade offset
by as much as 35" right or left.
Blade Angle and Reversing
Manual Angle and Reversing
Refer to Figure 2-1 on page 14:
There are 15 blade angle positions; up to 45 degrees
right or left. (Center position, 7 clockwise positions and
7 counterclockwise positions.)
1. Read and follow
on this page before
angling the blade.
2. Adjust blade angle by removing hitch pin (#2) and
moving outer link (#3) to a different hole position.
3. Replace hitch pin and secure with hair pin
cotter (#5).
4. The blade may also be rotated around 180 degrees.
a. Disconnect angling link from blade turntable lug.
b. Rotate Rear Blade clockwise 180 degrees.
c. Reconnect angling link to turntable lug.
Hydraulic Angle and Reversing
Refer to Figure 1-4 on page 12:
Adjust blade angle with angling cylinder by as much as
45 degrees clockwise and counterclockwise.
1. Read and follow
on this page before
angling the blade.
2. If angling cylinder is attached to the selector valve,
make certain its lever is set to operate that cylinder.
3. Operate tractor control lever to change blade angle
by as much as 45 degrees forward or backward.
4. The blade may also be rotated 180 degrees.
a. Disconnect rod end of angle cylinder from blade
turntable lug.
b. Rotate 3-Way Rear Blade clockwise 180 degrees.
c. Reconnect angle cylinder to turntable lug.
IMPORTANT:
Make sure angling link is installed
correctly before using the blade. If not the blade and/
or angle cylinder can be damaged.
IMPORTANT:
Make sure angle cylinder is installed
correctly before using the blade. If not, the blade
and/or angle cylinder can be damaged.
IMPORTANT:
Be careful not to over retract angle
and/or tilt cylinders. Doing so, can cause the