Gilera Nexus 500, Workshop Manual, Page: 154 / 406

- If any of the above dimensions are outside the
specified limits, or there are signs of excessive
wear, replace the defective components with new
ones.
- Check that the retaining plate seat shown in the
figure exhibits no wear.
- Check that the automatic valve lifting device cam,
the travel end roller and the rubber abutment on
the containment bell are free from wear.
- Check that the valve lifting spring has not yielded.
- Replace any defective or worn components.
- Check that the rocking lever pins exhibit no scores or wear.
Characteristic
Standard diameter:
13 - 0.010 -0.018 mm
- Measure the inside diameter of each rocking lever.
Characteristic
Standard diameter:
13 + 0.026 +0.015 mm
- Check that the cam contact sliding block and the
articulated register plate is free from wear.
- In case of wear, replace the component.
Engine
Nexus 500
ENG - 72