Chevrolet 10 Series 1967, Service Manual

Page: 188 / 605

REAR SUSPENSION AND DRIVE LINE 4-30
Fig . 5 9 - Removing Bearing Adjusting N ut Lock N u t (T yp ical)
Inspection
1. Inspect bearing rollers for excessive wear, chipped
edges, and other damage. Slowly move rollers
around cone to detect any flat or rough spots on rol­
lers or cone.
2. Examine bearing cups in hub for pits, cracks, and
other damage.
3. Examine axle shaft flange studs, wheel studs, hub
splines, hub bore, and tapped holes for evidence of
damage—clean up threads or replace parts where
required.
4. Examine oil seal sleeve for evidence of wear or
roughness, check axle housing oil deflector and brake
drum oil deflector for evidence of damage--replace
parts where required.
5. Examine brake drum for excessive scoring and other
damage. To replace brake drum refer to "Brake
Drum Replacement."
Repairs
Bearing Cup Replacement
Replace inner cup (all axles) and outer bearing cup for
17,000 lb. axle as follows:
1. Cut a suitable length of 1/2 inch steel bar stock for
press-out tool as shown in Figure 60.
2. Place appropriate press-out tool behind bearing cup,
index tool in provided notches, and press out cup
with an arbor press.
NOTE: Hub outer bearing (all axles except
17,000 lb. axle) cannot be replaced with inner
bearings in position; therefore, replace outer
bearings (if required) before proceeding.
3. Position bearing cup in hub--thick edge of cup toward
shoulder in hub—then, using applicable cup installer
as specified, press cup into hub until it seats on hub
shoulder (fig. 61). Make certain that cup is not
cocked and that it is fully seated against shoulder.
a. J-8114 (Use with J-8092 driver handle)—5200 and
7200 lb. axles.
b. J-8093 (Use with J-8092 driver handle)--11,000
F ig . 60 - Removing Hub Inner Bearing Cup
Fig . 61 - Installing Hub Inner Bearing Cup (T yp ical)
and 13,500 lb. axle.
c. J-5669--15,000 lb. axle with 15 x 4 inch brakes.
d. J-22359-15,000 lb. axle with 15 x 5 inch brakes.
M50 Trailing Axle.
15,000 lb. Axle (Two-Speed)
M50 Trailing Axle (Two-Speed)
e. J-21160 - 17,000 lb. (Two-Speed)
f. J-21160 (Use with J-8092 driver handle)--17,000
lb. axle (inner bearing).
g. J-21108 (Use with J-8092 driver handle) —17,000
lb. axle (outer bearing).
Replace outer bearing assembly (all axles except
17,000 lb. single speed) as follows:
NOTE:
Inner bearing assembly must be re ­
moved before attempting to replace outer bear­
ing assembly.
1. Using a punch of suitable length, tap bearing outer
race away from bearing retaining ring (fig. 62). Then
remove retaining ring from hub—using pliers for re ­
moval of ring on 5200 and 7200 lb. axle (fig. 62),
PRESS TOO L
BAR STOCK
CHEVROLET TRUCK SERVICE MANUAL