Gilera DNA 50, Workshop Manual

Page: 74 / 170

Inspecting the hub shaft
- Check that the three shafts exhibit no wear or
deformation on the toothed surfaces, at the bear-
ing housings and at the oil guards.
- In case of anomalies, replace the damaged com-
ponents.
- Check that the fitting surface is not dented or dis-
torted.
- If faults are found, replace the hub cover.
Inspecting the hub cover
- Check that the fitting surface is not dented or distorted.
- If faults are found, replace the hub cover.
Refitting the driven pulley shaft bearing
- Support the inner track of the bearing from the
outside of the hub cover with the specific tool posi-
tioned under the press and insert the driven pulley
axle.
- Refit the oil seal flush with the cover.
Specific tooling
020452Y Tube for removing and refitting the
driven pulley shaft
• Heat the hub cover and insert the bearing with
the specific punch.
• Fit the snap ring with the concave or radial part
on the bearing side.
N.B.
FIT THE BALL BEARING WITH THE SHIELD FACING THE
OIL SEAL.
Specific tooling
020151Y Air heater
020376Y Adaptor handle
020439Y 17 mm guide
020358Y 37x40-mm adaptor
Engine
DNA 50
ENG - 74