Conditioner; Hydraulic Drive Motor Removal - All Models; Hydraulic Drive Motor Installation - All Models; Gearbox Removal - A30-S - MacDon A30-S Operator's Manual

7.13 CONDITIONER

CAUTION
To avoid personal injury, before servicing
windrower or opening drive covers, follow
procedures in "Preparation for Servicing",
Section 6.1.
7.13.1 Hydraulic Drive Motor Removal –
All Models
a. Open shield covering conditioner drive.
b. On pull-type machines, disconnect the hydraulic
hoses from the motor and install caps on hose
ends and motor ports.
A
c. On self-propelled machines, disconnect hoses at
couplers on motor.
d. Remove the two bolts (A) securing motor to
gearbox and remove motor.
7.13.2 Hydraulic Drive Motor Installation –
All Models
Install the hydraulic drive motor onto the
gearbox (A) as follows:
a. Clean off excess sealant from motor flange and
gearbox face.
b. Apply light coat of silicone to motor flange and
position motor on gearbox as shown until
mounting holes are aligned and pinion engages
gear in gearbox.
c. Install bolts (A) and washers and torque to 75
ft∙lbf (102 N∙m).
d. Reconnect hoses to motor.
Form # 169000
MAINTENANCE/SERVICE
7.13.3
a. Remove hydraulic drive motor. Refer to Section
b. Remove the four nuts and bolts (B) from the
c. Remove the two nuts and bolts (C) from the
d. Open the end shield on the LH side of the
e. Remove the auger drive belts (E) from the drive
145

Gearbox Removal - A30-S

7.13.1, Hydraulic Drive Motor Removal.
NOTE
It is not necessary to disconnect the motor
hoses for this operation.
B
lower roll drive shaft and swing driveline clear of
gearbox.
upper roll shaft at the gearbox and pull driveline
clear of gearbox.
header.
pulley as follows:
J
H
1. Loosen three bolts (F).
2. Loosen jam-nut on adjuster bolt (G).
3. Turn adjuster bolt (G) to loosen chain (H).
4. Loosen jam-nut on adjuster bolt (J).
5. Turn adjuster bolt (J) to loosen auger drive
belts (E).
6. Remove belts (E) from drive pulley.
C
B
G
E
F
(continued next page)
Model Year - 2009