Servicing The Hd Dual Point Adjusters (Dpa) - Toro Edge Series Operator's Manual

Servicing the HD Dual Point
Adjusters (DPA)
1. Remove all parts (refer to the Installation Instructions for
the HD DPA Kit (Model No. 120-7230) and to
34).
2. Apply anti-seize compound to the inside of the bushing
area on the carrier frame of the cutting unit
11
10
9
1. Shaft adjuster
2. Wave washer
3. Flange bushing
6. Apply anti-seize compound to the threads of the
bedbar-adjuster screw that fit into the adjuster shaft.
7. Thread the bedbar-adjuster screw into the adjuster
shaft.
8. Loosely install the hardened washer, spring, and
spring-tension nut onto the adjuster screw.
9. Install the bedbar, positioning the mounting ears
between the washer and the bedbar adjuster.
10. Secure the bedbar to each side plate with the bedbar
bolts (nuts on bolts) and 6 washers.
Note: Position a nylon washer on each side of the
side plate boss.
Place a steel washer outside each of the nylon washers
(Figure 34).
(Figure
7
8
6
5
3
4. Apply anti-seize compound
here.
5. Flat washer
6. Locknut
3. Align the keys on 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
Figure
of the cutting unit
5. Secure the adjuster shaft with a flat washer and locknut
(Figure
34). to 20 ft-lb).
Note: The bedbar adjuster shaft has left-hand threads.
2
1
Figure 34
7. Apply anti-seize compound
here.
8. Bedbar-adjuster screw
9. Hardened washer
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 gap.
11. Tighten the nut on each bedbar-adjuster assembly
until the compression spring is fully compressed, then
loosen the nut 1/2 turn
12. Repeat the procedure on the other end of the cutting
unit.
13. Adjust the bedknife to the reel.
19
(Figure
(Figure 34).
34). Torque the locknut to 20 to 27 N∙m (15
4
10. Compression spring
11. Spring-tension nut
(Figure 34).
34).
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