Hudson 1948 - 1952, Service Manual

Page: 262 / 333

11 - 20 REAR AXLE
REMOVAL OF AXLE
1. Jack up rear of car using stand jacks placed under frame,
Figure 37.
FIGURE 37
2. Remove drain plug from housing and drain lubricant.
3. Remove rear fender shields.
4. Remove rear wheel hub bolts and take off wheels.
5. Remove rear hubs using hub puller J-736A, Figure 38.
FIGURE 38
6. Remove brake cable conduit caps from backing plates
and disconnect cables at operating levers.
7. Disconnect brake hose at frame connection.
8. Disconnect brake lines at rear wheel cylinders.
9. Remove backing plate bolts and take off backing plates,
gaskets, grease seal retainers and (shim pack, right side
only). Tie shims together to insure replacement exactly
as removed.
10. Remove axle shafts using axle shaft puller J-352.
11. Remove axle shaft oil seals using puller J-943.
12. Disconnect rear stabilizer at axle bracket.
13. Remove nuts and clamps from rear universal joint
and disconnect propeller shaft. Place tape around
bearing cups.
14. Remove nuts from rear axle "U" bolts and take off
"U" bolts, mounting plates, cushions and retainers.
15. Place roller jack under center of axle housing. Raise
slightly.
16. Disconnect rear shock absorbers at bottom.
17. Remove axle assembly from car and place on axle
stand or work bench.
REMOVAL OF DIFFERENTIAL AND
DRIVE PINION ASSEMBLIES
1. Thoroughly clean outside of axle housing and remove
cover bolts, cover and gasket. (Metal tag under bolt
head showing axle ratio must be replaced when axle
is reassembled.)
2. Using a solvent, clean thoroughly inside of housing
and all gears, bearings and other working parts.
3. Before further disassembling, check drive gear for run
out by placing a dial indicator against the back face of
the gear as shown and slowly turn pinion, Figure 39.
If the run out is greater than .003" check for the
possibility of a sprung differential case, loose gear
bolts and dirt or nicks between drive gear and flange.
FIGURE 39