(8) Remove lower trunnion (50) and shims (51).
disassembled. Otherwise, hold the case firmly as the
Remove upper trunnion (29) shims (28) and air chamber
last case bolt is removed because the nospin is
bracket (4). Spindle support (30) may now be removed.
assembled under spring pressure and must not be
(9) Disconnect wheel shaft (1) from universal
allowed to fly apart. Remove the assembly (32) from the
joint (63). Disconnect universal joint from axle shaft (64).
case and release the retainer bolt. Hold the assembly
(10)Remove axle shaft bearing retainer bolts (61).
firmly to absorb the sudden release from spring
Remove axle shaft (64) and bearing assembly (65, 66,
pressure. If removal of the center cam (53) is desired,
59, 58) from axle housing.
expand the snap ring (51) outward into the spider (52)
(11)Remove differential assembly (73). Remove
with
input yoke capscrew (1, fig. 5-21B) and washer (2). Pull
small screw drivers or tapered wedges. The center cam
flange (3) from shaft (16). Remove input shaft retainer
can then be pressed through the spider.
(6) and oil seal assembly (7). Remove input shaft from
(16)Lift plain case (40) from flange case (27). Lift
differential cover. Inner bearing cone (17) will remain in
side gear (38) and thrust washer (34) from flange. Lift
cover.
spider (36) differential pinions (35) thrust washers (37)
(12)Remove pinion nut (59) and pinion drop gear
inner side gear and thrust washer from flange.
(56) from pinion (44).
(17)Remove ring gear bolt (33) and remove ring
(13)Remove pinion shaft (44) and bearing cage
gear (32) from flange
c. Cleaning, Inspection and Repair.
assembly (52) from cover. Use caution not to damage
shims (51) located between bearing cage and differential
(1) Clean all parts with an approved cleaning
housing.
solvent and dry thoroughly.
(2) Inspect all parts for cracks, breaks,
NOTE
excessive wear and other damage. Replace all gaskets,
Jack screw holes are provided in
bearing
cage
to
facilitate
(3) Perform magnetic inspection on axle shafts,
disassembly.
wheel shafts, input shaft, pinions, etc. Repair or replace
damaged or defective parts as necessary.
(14)Remove differential bearing capscrew (24)
(4) On the rear axle of Model 2385 only, check
and lock (22). Remove differential carrier (30).
the splines on the side gears and clutch members of the
NOTE
no-spin units (32, fig. 5-19). Remove any burrs or small
Each carrier must be marked; as they
chipped edges with a stone or electric burr grinder. If
must be reassembled on the same
large sections of the spline are broken away, replace the
side as they are removed.
part. Check the side gear hubs for fractures. Check for
fractures or chipping on the holdout ring and rounded
(15)The ring gear and related parts are not
edges on the lugs. A badly worn or chipped holdout ring
removed in the same manner on both Models 2380 and
can cause chipping of clutch teeth. Inspect the clutch
2385. Use the following instructions and refer to fig. 5-
teeth on the spider and driven clutches. If excessively
chipped or rounded, these parts must be replaced. If a
(a) Model 2380. On Model 2380, refer to fig.
part is replaced due to chipped teeth, always replace the
5-21 (B), and remove ring gear (32) and differential case
mating part as it may have invisible fractures.
assembly (27, 40) from the carrier housing. Differential
d. Reassembly.
bearing (43) may be removed, should either the bearing
(1) Install the ring gear and related parts. Use the
or differential case need replacing. Differential plain
following instructions for Models 2380 and 2385 as noted
case half (40) and flange half (27) must be marked so
they can be reassembled at the same place they were
removed. Remove differential case bolts (25) and nuts
(a) Model 2380. Install the ring gear (32, fig.
(39).
21B) on
flange half (27) and secure with bolts (33).
(b) Model 2385. On Model 2385, refer to fig.
Place side gear thrust washer (34) and side gear in
5-19 and remove the ring gear (31) and differential case
flange half of the differential. Assemble pinions (35) and
assembly (30 and 34) which includes the no-spin unit
thrust washers
(32). The original retaining bolt and washers is available,
(37) on spider (36) and place in position in flange half
can be
case. Tighten to specified torque.
used to hold the no-spin assembled while the case is
5-47