Installation - Lh Sickle Drive Belt, A30-D - MacDon A30-S Operator's Manual

A
f. Loosen three nuts (B).
g. Loosen jam-nut on adjuster bolt (C) and turn
adjuster bolt (C) so that sickle drive belt (A) can
be slipped off pulley (D).
h. Remove bolt-in plate in LH end sheet at wobble
box.
i. Slip belt off wobble box pulley and route belt
through this hole to remove it.
Form # 169000
MAINTENANCE/SERVICE
D
C
B
7.8.10.3 Installation – LH Sickle Drive Belt,
A30-D
A
a. Route sickle drive belt (A) through opening in
end sheet onto wobble box pulley and sickle
drive pulley (D) as shown.
When installing new belt, never pry belt
over pulley. Be sure idler is fully loosened,
then tension belt.
To prolong belt and drive life, do not over-
tighten belts.
b. Turn adjuster bolt (C) to move pulley (D) until a
force of 5-6.5 lbf (22-30 N) deflects belt (A) 0.55
inch (14 mm) at mid-span.
c. Tighten jam-nut at (C) and three nuts (B).
G
d. Reposition V-belts (K) on pulley (D)
e. Turn adjuster bolt (J) to move drive pulley until a
force of 8-12 lbf (35-50 N) applied at mid-span
on each belt (K) deflects each belt 0.16 inch (4
mm).
f. Tighten jam-nut at (J) and three nuts (H).
g. Reposition chain on large sprocket (G).
116
D
B
NOTE
IMPORTANT
D
G
J
(continued next page)
Model Year - 2009
C
K
H