Derbi boulevard 125 4t Workshop Manual page 99

Engine
With the appropriate tools, remove the oil seal as
shown in the figure.
Specific tooling
020376Y Adaptor handle
020359Y 42x47-mm adaptor
Removing the driven pulley shaft bearing
If it is necessary to remove the driven pulley shaft, from the relevant bearing and oil seal, remove driven
pulley.
- Extract the driven pulley shaft from its bearing.
- Remove the oil guard using a screwdriver, working from inside the bearing and being careful not to
damage the housing, make it come out of the belt transmission side.
- Remove the seeger ring shown in the figure
With the sectional punch, remove the driven pulley
shaft bearing.
Specific tooling
020376Y Adaptor handle
020375Y Adaptor 28 x 30 mm
020363Y 20 mm guide
See also
Removing the driven pulley
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.
ENG - 99