Repair Manual

33
REAR BEARING ELEMENTS
33 - 25
WHEEL HUB
CAST IRON REAR DRIVE AXLE
Remove the 50 x70 x 10 sealing ring from
the wheel hub, and extract the bearings spacer
from the steering knuckle.
D
ISMOUNTING
NOTE: It is assumed that the axle is
dismounted and fixed on the support.
Dismount the wheel.
Detach the drum from the wheel hub by un-
screwing the three M8 sunk screws.
Unscrew the six attachment screws of the
propeller shaft flange on the wheel hub and re-
move the propeller shaft.
Straighten the retainer blade which is found
on the nut groove.
Unscrew the slotted nut and remove :
- the nut retainer;
- the bearing support washer.
Take out the first bearing of the hub.
Extract the hub and the second bearing
R
EMOUNTING
Perform the dismounting operations in the
reverse order, observing the following
technical conditions.
- put grease in the central part of the
hub;
- grease the bearings with grease type
LiCaPb tip 180 Li 2;
-replace the sealing gasket of the
propeller shaft flange.
The propeller shaft flange screws shall be
tighten at the required moment only
after having checked and adjusted the axial
clearance of the hub bearings.
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