Inspecting The Rollers Case - Gilera Nexus 500 Workshop Manual

Engine
- First install the lock ring of the special tool onto
the pulley so that the splines are completely en-
gaged.
- Then, insert the tool so as to insert the stud bolts
on the ring into the holes obtained onto the tool
itself.
- Tighten the two tool fastening nuts, also by hand.
- Loosen the central nut.
- Remove the spring washer and the flat washer.
- Remove the fixed driving half-pulley.
- Remove the bushing connection washer.
- Move the belt downwards.
- Suitable support the roller contrast and extract
the mobile driving half-pulley with the relevant
bushing and the rear washer, being careful not to
make the rollers come out.

Inspecting the rollers case

- Check that the inside bushings shown in the figure are not worn and measure the inside diameter.
CAUTION
DO NOT LUBRICATE OR CLEAN THE BUSHINGS
Characteristic
Maximum admissible diameter:
30.12 mm
Standard diameter:
30.021 mm
- Measure the pulley sliding bushing outside di-
ameter shown in the figure.
Characteristic
ENG - 14
Nexus 500