Ducati MH900 evoluzione Manuel De L'utilisateur page 105

Throttle cable adjustment
2
The throttle twistgrip must have a free play of 1.5-2 mm,
measured at the edge of the twistgrip and at all positions
of the handlebars. If it needs adjusting, use the suitable
adjuster (2, fig. 40) provided on the throttle control.
2 - 4 mm
E
1
fig. 40
39