Pulley Removal; Pulley Installation - MacDon A30-S Operator's Manual

C
L
f. Align sickle head (J) with pitman arm (G).
g. Install sickle head pin (K) in pitman arm (G) and
tap it down into the sickle head, ensuring pin is
bottomed out in the sickle head.
h. Tap the underside of the sickle head until the pin
is flush with the upper face of the pitman arm
(G).
i. Carefully adjust to achieve a 0.010 in. (.25 mm)
gap at (L) with the knife laying flat on the first
few guards.
j. Replace bolt and nut (C).
k. Tighten nut to 160 ft∙lbf (220 N·m).
l. Replace grease zerk (F) in pin.
m. Install drive belt onto wobble box pulley and
tighten. Refer to one of the following sections:
• Section 7.8.9.1, Tension Adjustment -Sickle
Drive Belt, A30-S,
• Section 7.8.10.1, Tension Adjustment –LH
Sickle Drive Belt, A30-D,
Section 7.8.10.4, Tension Adjustment –RH
•
Sickle Drive Belt, A30-D,
Section 7.8.11.1, Tension Adjustment –LH
•
Sickle Drive Belt, A40-D,
Section 7.8.11.4, Tension Adjustment –RH
•
Sickle Drive Belt, A40-D.
Form # 169000
MAINTENANCE/SERVICE
K
G
J
F
127

7.8.13.4 Pulley Removal

a. Remove wobble box. See previous page.
b. Loosen nut and bolt (A) from pulley.
c. Remove pulley using a 3-jaw puller.

7.8.13.5 Pulley Installation

a. Remove any rust or paint from inner spline. For
replacement parts, remove oil/grease with
degreasing agent.
B
b. Apply Loctite® #243 adhesive (or equivalent) to
spline. Apply in two bands (B) around shaft as
shown, with one band at end of spline and one
band approximately mid-way.
c. Install pulley on shaft until flush with end of shaft
and secure with bolt (F) and nut. Torque bolts to
160 ft∙lbf (217 N∙m).
d. Install wobble box. See previous page.
A
Model Year - 2009