MacDon D60 Draper Headers - Manual (Page 106)

SECTION 8. MAINTENANCE AND SERVICING
Form 169441 104 Revision B
C
C
8.7.9.2 Right End Drive
CAUTION
To avoid personal injury, before servicing
machine or opening drive covers, follow
procedures in Section 8.1 PREPARATION
FOR SERVICING.
8.7.9.2.1 Tension Adjustment - Timing Belt
IMPORTANT
To prolong belt and drive life, do not
over-tighten belt.
Refer to 8.7.9.1.1 Tension Adjustment - Timing
Belt.
8.7.9.2.2 Removal - Right End Timing Belt
a. Open right endshield.
b. Loosen two nuts (A) on belt idler bracket, to
relieve tension on belt.
c. Loosen nut (B) on idler pulley, and slide idler
down to loosen belt.
d. Remove bolt in plate
(C) in right endsheet at
wobble box, and
remove the plate.
This provides
clearance between the
pulley and endsheet
for the belt when it is
removed.
e. Slip timing belt off
wobble box pulley, and route the belt between the
wobble box pulley and the endsheet.
f. Remove belt from drive pulley.
8.7.9.2.3 Installation - Right End Timing Belt
a. Route timing belt (D) between the wobble box
pulley (E) and the endsheet, and locate on
wobble box pulley, and over idler (F).
NOTE
When installing new belt, never pry belt
over pulley. Be sure adjusting device is
fully loosened, then tension belt.
b. Position timing belt on drive pulley (G).
c. Adjust the timing belt tension, and check belt
clearance to belt guide. See 8.7.9.1.1 Tension
Adjustment - Timing Belt.
d. Re-install plate (C) in endsheet.
e. Close left endshield.
f. Re-adjust tension of a new belt after a short run-
in period, (about 5 hours).
G
A
B
D
E
F