Installation -Lh Sickle Drive Belts, A40-D - MacDon A30-S Operator's Manual

Removal –LH Sickle Drive Belts, A40-D (cont'd)
Timing belt
Remove the LH sickle drive belt (A) as follows:
a. Remove double V-belts (E) as per previous
page.
D
B
J
b. Disconnect hoses from auger drive motor (J).
Protect hose ends and motor ports with clean,
lint free cloths or clean plastic bags.
c. Loosen three nuts (B) and jam-nut on adjuster
bolt (C).
d. Turn adjuster bolt (C) so that sickle drive belt (A)
can be slipped off pulley (D).
e. Remove bolt-in plate in LH end sheet at wobble
box.
f. Slip belt off wobble box pulley and route belt
through this hole to remove it.
Form # 169000
MAINTENANCE/SERVICE
C
A
7.8.11.3 Installation –LH Sickle Drive Belts,
A40-D
Timing belt
Install the LH sickle drive belt (A) as follows:
a. Route sickle drive belt (A) through opening in
end sheet onto wobble box pulley and sickle
drive pulley (D) as shown.
J
When installing new belt, never pry belt
over pulley. Be sure adjusting screw 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).
d. Reconnect hoses onto hydraulic motor (J).
e. Re-adjust tension of a new belt after a short run-
in period, (about 5 hours).
121
D
B
A
NOTE
IMPORTANT
(continued next page)
Model Year - 2009
C