Chevrolet Light Duty Truck 1973 Service Manual page 256

4 -3 2 REAR SU S PEN SIO N AND DRIVELINE
Haw*
* —
Fig. 69—Removing Outer Bearing and Cup
cleaning solvent. Clean with stiff brush to remove
old lubricant. Blow bearings dry with compressed
air, directing air stream across bearing. Do not spin
bearings while blowing them dry.
7. Thoroughly remove all lubricant from axle housing
tube and from inside the hub, wipe dry. Make sure
all particles of gasket are removed from outer end
of hub, axle shaft, and hub cap.
. Scrape old sealing compound out of oil seal bore in
8
the hub.
Bearing/Cup—Installation
For 10-1/4" Axles—
. Place bearing into hub.
1
outer
2. Install cup of outer bearing into hub by using
Handle J-8092 and J-8608,
Be sure J-8608 is upside down on driver handle, so
that chamfer does
not
3. Drive cup the snap ring groove.
beyond
4. Using a pair of pliers, install snap ring into its
groove.
5. Drive cup back
against
as shown in figure 69.
. To install bearing cup, use J-24427 on Handle
6
inner
J-8092. Drive cup into place until it seats against
shoulder of hub bore.
7. Install new oil seal with J-24428.
For 12-1/4" Axles—
1. To install bearing, place axle shaft spacer in
outer
hub, followed by the outer bearing. The larger O.D.
of the bearing goes toward the outer end of the
hub.
2. Position outer bearing cup in hub with the thin
edge of the cup toward the outer end of the hub.
3. Press the cup into the hub, using J-8114 and Handle
J-8092.
installed upside-down.
contact bearing cup.
snap ring by using J-24426,
4. Withdraw cup installer, then install retainer ring,
using J-22380 as shown in figure 71. Press the cup
into contact with the retainer ring as shown in
figure 72.
NOTE: The bearing cup-to-retainer ring
seating procedure is essential to assure that
an accurate wheel bearing adjustment will be
Fig. 71—Removing Hub Outer Bearing Retainer Ring
LIGHT DUTY TRUCK SERVICE MANUAL