GMC 4000 Series Service Manual page 160

assembly; then install outer bearing cup with thin
edge of cup toward outer end of hub until it clears
the snap ring groove, using a suitable sleeve. In­
stall the snap ring in groove in hub.
2. Using a punch, drive axle shaft spacer to
force outer bearing cup back against the snap ring.
IMPORTANT: This procedure must be follow­
ed to assure a wheel bearing adjustment that will
not work loose.
3. Place inner bearing cup in hub with wide
side of cup toward inside of hub. P ress cup into
hub until it seats against shoulder in hub, using a
suitable sleeve.
4. P ress new oil seal into hub flush or until it
ADJUSTING NUT
All A xles Except Corp. H-110...................................................................................... 50
Corp. H-110............................................................................................................ 75-100
LOCK NUT
W Rockwell and Eato n.......................................................................................100-150
W Corp. T , H-150....................................................................................................... 135
W Corp. H-110............................................................................................................ 250
G M C S E R V I C E M A N U A L
seats against bearing cup, on types shown in Views
B, and C in figure 2, make sure seal ring is in
place in axle housing.
sembly or hub.
nut lock, and lock nut on axle housing tube. Install
brake drum if previously removed.
wheel assem blies. Adjust wheel bearings as pre­
viously described under "Bearing Adjustment."
AXLES" (SEC. 4A). Adjust brakes as directed in
BRAKES (SEC. 5) of this manual.
SPECIFICATIONS
TORQUE SPECIFICATIONS
REAR HUBS AND BEARINGS
5. Carefully install wheel (hub) and drum a s­
6. Install adjusting nut washer, adjusting nut,
7. Install tire and rim assem blies or tire and
8. Install axle shafts as directed in "REAR
FT. LBS.
Sec. 4C
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