MacDon A40-D Pull-Type - Manual (Page 160)

SECTION 7 MAINTENANCE AND SERVICING
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158
Revision F
7.13.10 Removing Gearbox: A40-D
a. Open shield covering conditioner drive.
b. Remove two bolts (A) securing motor to
gearbox, and remove motor.
NOTE
It is NOT necessary to disconnect the
motor hoses for this operation.
c. Remove four nuts and bolts (B) from the lower
roll driveshaft, and swing driveline clear
of gearbox.
d. Remove two nuts and bolts (C) from the upper
roll shaft at the gearbox, and pull driveline clear
of gearbox.
e. Open endshield on the LH side of the header.
f. Loosen three nuts (D) and jam nut on adjuster
bolt (E).
g. Turn adjuster bolt (E) so that drive belts (F) can
be slipped off pulley (G).
h. Remove knife drive pulley (G) as follows:
1. Remove three bolts from the tapered
bushing (H) in pulley (D).
2. Install bolts in two threaded holes in
bushing, and tighten to release bushing.
3. Remove pulley, bushing, and key.
i. Remove two bolts (J), and nut and bolt (K)
attaching channel (L) to endsheet, and remove
channel (L).
(continued next page)
G
H
F
D
E
J
L
K
B
C
B
A