MacDon CA25 OM - Manual (Page 175)

SECTION 8. MAINTENANCE AND SERVICING
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173
Revision B
8.12.7.2 Single Reel Drive Motor Replacement:
Standard Torque
a. Lower header and reel, shut down combine,
and remove key from ignition.
b. Remove four screws (A), and remove reel drive
cover (B).
c. Loosen chain (C). Refer to Section 8.12.4.1
Tension Adjustment: High Torque Drive.
d. Remove speed sensor disc (D) and drive
sprocket. Refer to Section 8.12.5.2 Sprocket
Replacement: Single Reel Standard Torque
Drive.
e. Disconnect hydraulic lines (E) at motor. Cap or
plug open ports and lines.
f. Remove four nuts (F) and bolts (G), and
remove motor (H).
g. Position new hydraulic motor (H) on chain case
(J), and install four countersunk bolts (G)
through holes in chain case to secure motor.
h. Install nuts (F), and torque to 75 ft·lbf
(102 N·m).
i. Re-install sprocket and speed sensor disc (D).
Refer to Section 8.12.5.2 Sprocket
Replacement: Single Reel Standard Torque
Drive.
j. Tension the chain (C). Section 8.12.4.1
Tension Adjustment: High Torque Drive.
k. Re-attach hydraulic lines (E) to motor (H).
l. Re-attach reel drive cover (B) with 4 screws (A).
A
B
C
E
D
H
G
F
H
J