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1. Bedknife screw tool
2. Install and torque these
first to 1 N∙m (10 in-lb).
4.
Grind the bedknife.
Servicing the HD Dual Point
Adjusters (DPA)
1.
Remove all parts; refer to Installation Instructions
for HD DPA Kit Model 120-7230 and to
35.
2.
Apply anti-seize compound to the inside of the
bushing area on the center cutting unit frame
(Figure
35).
3.
Align the keys on the flange bushings to the slots
in the frame and install the bushings
4.
Install a wave washer onto the adjuster shaft and
slide the adjuster shaft into the flange bushings
in the frame of the cutting unit
5.
Secure the adjuster shaft with a flat washer and
a locknut
(Figure
to 27 N∙m (15 to 20 ft-lb).
Note:
The bedbar-adjuster shaft has left-hand
threads.
6.
Apply anti-seize compound to the threads of the
bedbar-adjuster screw that fits into the adjuster
shaft. Thread the bedbar-adjuster screw into the
adjuster shaft.
7.
Loosely install the hardened washer, spring, and
spring tension nut onto the adjuster screw.
8.
Install the bedbar, positioning the mounting ears
between the washer and the bedbar adjuster.
Figure 34
3. Torque to 23 to 28 N∙m
(200 to 250 in-lb).
(Figure
(Figure
35).
35). Torque the locknut to 20
9.
Secure the bedbar to each side plate with the
bedbar bolts (nuts on bolts) and 6 washers as
follows:
A.
B.
C.
D.
Note:
gap
g279162
10.
Tighten the nut on each bedbar adjuster
assembly until the compression spring is fully
compressed, then loosen the nut 1/2 turn
32).
11.
Repeat the procedure on the other end of the
cutting unit.
12.
Adjust the bedknife to the reel.
Figure
35).
20
Position a nylon washer on each side of the
side-plate boss.
Place a steel washer outside each of the
nylon washers
(Figure
Torque the bedbar bolts to 37 to 45 N∙m
(27 to 33 ft-lb).
Tighten the locknuts until the outside steel
washer stops rotating and end play is
removed, but do not overtighten or deflect
the side plates.
The washers on the inside may have a
(Figure
31).
35).
(Figure
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