Inspecting The Hub Shaft; Inspecting The Hub Cover; Refitting The Wheel Axle Bearing - PIAGGIO MSS X9 EVOLUTION 250 Workshop Manual

Engine

Inspecting the hub shaft

- Check the three shafts for wear or distortion of
the toothed surfaces, the bearing housings, and
the oil seal housings.
- In case of anomalies, replace the damaged com-
ponents.

Inspecting the hub cover

- Check that the fitting surface is not dented or distorted.
- Check the bearing bearings.
- In case of anomalies, replace the damaged components.

Refitting the wheel axle bearing

- Support the hub cover on a wooden surface.
- Heat the crankcase cover with the specific heat
gun.
- Fit the wheel shaft bearing with a modular punch
as shown in the figure.
- Fit the seeger ring.
- Fit the oil guard with seal lip towards the inside
of the hub and place it flush with the internal sur-
face by means of the appropriate tool used from
the 52 mm side.
The 52 mm side of the adapter must be turned to-
wards the bearing.
Specific tooling
020376Y Adaptor handle
020360Y Adaptor 52 x 55 mm
020483Y 30 mm guide
ENG - 98
MSS X9 Evolution 250