Ducati Diavel Workshop Manual page 107

Fairings
Fix the front RH half-fairing (1) by tightening the screw (3) to a torque of 0.33 Nm ± 10% (Sect. 3 - 3, Frame torque
settings).
Follow the same procedure to reassemble the LH half-fairing (12).
Apply threadlocker to the screws (9).
Fit the RH air inlet (7) and fix it to the tank plug cover (23) by starting the screws (6) and (9).
Tighten the screws (9) to a torque of 2 Nm ± 10% (Sect. 3 - 3, Frame torque settings) and the screws (6) to a torque of
1.5 Nm ±10% (Sect. 3 - 3, Frame torque settings).
The procedure is the same for the LH air inlet (8).