MOTO GUZZI V750 IE Mode D'emploi page 67

ENGINE
•
Check that rocker arm push rods are straight, and that
end contact surfaces do not show signs of seizing. If
so, replace them.
•
An easy way to check if the pressed ends on the rods
(pads) have become slack is to drop them from a short
distance onto a flat surface; on impact rods should
produce a high-pitched metallic sound: this indicates
that the pad has no slack.
4 - 20
V750 IE