5.
Remove the knuckle pin mounting screws and the
knuckle pin. Remove and discard o−ring (Fig. 66).
17 to 20 ft−lb
(23
to 27 N−m)
6.
per end of the bevel gear shaft out of the upper bearing
and upper bevel gear.
While holding the bevel gear case, lightly tap the up-
1
3
Threadlocking
Compound
5
7.
Pull the bevel gear case from the axle case and re-
move the upper bevel gear, collar, spacer and thrust
washer from the gear case.
4
7
9
8.
Remove the axle case cover screws, cover and O-
2
13
ring from the axle case.
8
9.
Remove the plug and sealing washer (not shown)
10
from the center of the axle case cover. While holding the
axle case cover, lightly tap the lower end of the bevel
gear shaft out of the lower bearing and lower bevel gear.
6
10.Remove
bevel gear case and axle case (Fig. 66).
and discard bevel gear shaft seals from
15
11
12
14
17
(23
to 20 ft−lb
to 27 N−m)
Figure 66
1.
Knuckle pin
Shaft seals
O−ring
Bevel gear case
Upper bearing
Bevel gear shaft
Collar
9. Upper bevel gear
10. Thrust washer
11. Lower bevel gear
12. Lower bearing
13. Axle case
14. Axle case cover
15. O-ring
2.
3.
4.
5.
6.
7.
8.
Spacer
Inspection
1.
port bushing I.D. to determine the bushing to pin clear-
ance (Fig. 67). Replace components as necessary.
Measure the knuckle pin O.D. and the axle case sup-
1
2
BUSHING TO PIN CLEARANCE:
0.002
to 0.016 in. (0.05 to 0.40 mm)
KNUCKLE PIN O.D. (Factory Spec.):
0.982 to 0.983 in. (24.95 to 24.98 mm)
AXLE CASE SUPPORT BUSHING I.D.
(Factory Spec.):
0.984
to 0.987 in. (25.00 to 25.08 mm)
Figure 67
2. Axle case support
1.
Knuckle pin
2.
Inspect all gears, shafts, bearings, cases and covers
for damage and wear. Replace components as neces-
sary.
Groundsmaster 3280−D/3320
Page 8 − 37
Drive Axles
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