Hudson 1948 - 1952, Service Manual

Page: 242 / 333

10 - 4 PROPELLER SHAFT
FIGURE 4
PROPELLER SHAFT CENTER
BEARING REPLACEMENT
If it is ever necessary to replace the propeller shaft center
bearing, proceed as follows:
1. Remove the center bearing retaining nut from sliding
spline at front end of rear shaft.
2. Remove center bearing mounting attaching bolt.
3. Disconnect universal joint at transmission companion
flange.
4. Remove front shaft by sliding off splines.
5. Remove the center bearing and housing assembly from
shaft.
NOTE: The center bearing is a press fit in the housing
and may be removed and replaced without difficulty.
6. Remove the lock rings from either side of bearing and
press bearing from housing. Use a tubular tool that clears
the inner race and press against outside race only.
NOTE: For Installation, reverse procedure of removal.
The specified torque for the center bearing compani on
flange bolt nut is 90-100 pounds.
PROPELLER SHAFT CENTER
BEARING SUPPORT CUSHION
These cushions are furnished in two Degrees of
Durometer hardness.
Red moulded or painted red Standard Production 40
Durometer Hardness. Both cushions on all models with
Black moulded 60 Durometer Hardness used on left side of
mounting for models equipped with Hydra-Matic transmis-
sions.
TROUBLE SHOOTING
PROPELLER SHAFT
Excessive Vibration
Improper alignment of flanges
Misaligned or sprung drive shaft
Worn torque tube bushing
Worn needle bearings in U-joint
Worn splines on the shaft or companion flange
Loose U-joint flange nut
Shifted rear axle
Spring frame
Excessive end thrust
Careless braking
Overloading the vehicle
Too short shaft
Improper lubrication
Metallic Rattle, Click, or Growling
Lack of lubrication
Worn universal joint seals
Broken or worn universal joint bearings Worn universal
joint cross
Universal joint bearings not seated properly in flange or
yoke
Propeller shaft support mounting studs loose
Propeller shaft support bearing worn, brinelled, or rough
Loose intermediate flange
Propeller shaft support improperly Installed (upside
down)
UNIVERSAL JOINTS
Out of Balance
Loose flange nut
Grease fitting interference Breakage
Erratic driving and braking High angle drive
Overloading
Weak rear springs
Misaligned drive shaft
Misaligned rear axle