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MacDon CA25 OM User Manual

Page 145

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SECTION 8. MAINTENANCE AND SERVICING

169593

143

Revision B

8.9.10.5

Sickle Drive Box Installation

a. Position sickle drive box with locating tab (C) at

original position, and install four bolts (B).

Torque side bolts, and then bottom bolts to
200 ft·lbf (270 N·m).

b. Apply

Loctite

®

#243 adhesive (or equivalent) to

spline. Apply in two bands around shaft as
shown, with one band at end of spline, and one
band approximately mid-way.

c. Remove any rust or paint from pitman arm

splines. For replacement parts, remove
oil/grease with degreasing agent.

d. Slide pitman arm (D) onto output shaft.

e. Slide arm up or down on shaft until it just

contacts knifehead (0.010 in. [0.25 mm] gap)
(E).

f. Rotate pulley to ensure drive arm just clears

frame to ensure proper placement on splines.
Position pitman arm at furthest outboard
position.

g. Install bolt (A) and nut, and torque to 160 ft·lbf

(217 N·m).

h. Install sickle head pin. Refer to Section 8.9.4

Sickle Installation.

i. Install drive belt onto sickle drive box pulley,

and tighten. Refer to Section 8.9.8 Sickle Drive
Belts: Non-Timed Drive.

B

C

E

D

A

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