Note:
For repair information regarding the rear axle on 2-wheel drive machines;
refer to
Chapter 7: Chassis (page 7–1)
.
Removing the Rear Axle (4-Wheel Drive)
1. Park the machine on a level surface, lower the cutting deck, shut off the
engine, set the parking brake, and remove the key from the key switch.
2. Drain the hydraulic fluid from the rear axle; refer to the
Traction Unit
Operator’s Manual
.
3. Remove the 2 rear wheels from the rear axle; refer to
(page 7–4)
.
4. Remove the 6 socket-head screws (item 9 in
) and 6 lock washers
that secure the driveshaft assembly to the bi-directional clutch on the rear
axle. Position the end of the driveshaft away from the clutch.
5. Remove the steering cylinder from the rear axle; refer to
Steering Cylinder (4-Wheel Drive) (page 5–123)
.
6. If the machine has rear weight(s) attached to the frame, remove the weight(s).
7. Support the rear axle to prevent it from falling. Remove the 4 flange-head
screws (item 20 in
) that secure the rear axle support to the
machine frame. Lower the rear axle and rear axle support from the machine.
8. Remove the jam nut (item 18 in
) and thrust washer from the
axle pin that secures the rear axle to the rear axle support. Remove the
washer-head screw that secures the flange of the axle pin to the rear axle
support.
9. Remove the axle pin. Separate the rear axle support from the rear axle. Note
the location of the thrust washers on both ends of the axle mounting boss.
Installing the Rear Axle (4-Wheel Drive)
1. Position the rear axle support to the axle. Install the thrust washers (items
31 and 32 in
) between the axle boss and the axle support to
minimize clearance.
2. Install the axle pin (item 22 in
) to secure the axle to the rear axle
support. Install the thrust washer and jam nut onto the pivot pin. Torque the
jam nut to
122 to 163 N∙m (90 to 120 ft-lb)
. Secure the pivot pin to the axle
support with the washer-head screw.
3. Position the axle and axle support under the machine with a jack. Raise the
assembly to the machine frame and align the mounting holes of axle support
and the machine frame.
4. Secure the rear axle support to the frame with the 4 flange-head screws
(item 20 in
).
5. Install the steering cylinder to the axle assembly; refer to
Steering Cylinder (4-Wheel Drive) (page 5–124)
.
6. Position the end of the driveshaft to the bi-directional clutch on the rear axle.
Secure the driveshaft to the clutch with the 6 socket-head screws (item 9
in
) and 6 lock washers.
7. Install the 2 rear wheels to the rear axle; refer to
Installing the Wheel (page
.
8. If equipped with the rear weight(s), attach the weight(s) to the rear of the
machine.
9. Fill the axle and input gearbox with SAE 80W−90 weight gear lube; refer to
the
Traction Unit Operator’s Manual
.
Groundsmaster
®
3280-D/3320
Page 8–47
Drive Axles: Service and Repairs
05138SL Rev B
Summary of Contents for Groundsmaster 3280-D
Page 4: ...NOTES Revision History Page 4 Groundsmaster 3280 D 3320 05138SL Rev B ...
Page 10: ...Preface Page 10 Groundsmaster 3280 D 3320 05138SL Rev B ...
Page 56: ...Gasoline Engine Service and Repairs Page 3 22 Groundsmaster 3280 D 3320 05138SL Rev B ...
Page 84: ...Diesel Engine Service and Repairs Page 4 28 Groundsmaster 3280 D 3320 05138SL Rev B ...
Page 228: ...Hydraulic System Service and Repairs Page 5 144 Groundsmaster 3280 D 3320 05138SL Rev B ...
Page 430: ...PTO System Service and Repairs Page 9 12 Groundsmaster 3280 D 3320 05138SL Rev B ...
Page 466: ...Operator Cab Service and Repairs Page 11 16 Groundsmaster 3280 D 3320 05138SL Rev B ...
Page 470: ...Foldout Drawings Page A 4 Groundsmaster 3280 D 3320 05138SL Rev B ...
Page 508: ......
